Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:
1) Reject invalid updates to netfilter expectation policies, from Pablo
Neira Ayuso.
2) Fix memory leak in nfnl_cthelper, from Jeffy Chen.
3) Don't do stupid things if we get a neigh_probe() on a neigh entry
whose ops lack a solicit method. From Eric Dumazet.
4) Don't transmit packets in r8152 driver when the carrier is off, from
Hayes Wang.
5) Fix ipv6 packet type detection in aquantia driver, from Pavel
Belous.
6) Don't write uninitialized data into hw registers in bna driver, from
Arnd Bergmann.
7) Fix locking in ping_unhash(), from Eric Dumazet.
8) Make BPF verifier range checks able to understand certain sequences
emitted by LLVM, from Alexei Starovoitov.
9) Fix use after free in ipconfig, from Mark Rutland.
10) Fix refcount leak on force commit in openvswitch, from Jarno
Rajahalme.
11) Fix various overflow checks in AF_PACKET, from Andrey Konovalov.
12) Fix endianness bug in be2net driver, from Suresh Reddy.
13) Don't forget to wake TX queues when processing a timeout, from
Grygorii Strashko.
14) ARP header on-stack storage is wrong in flow dissector, from Simon
Horman.
15) Lost retransmit and reordering SNMP stats in TCP can be
underreported. From Yuchung Cheng.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (82 commits)
nfp: fix potential use after free on xdp prog
tcp: fix reordering SNMP under-counting
tcp: fix lost retransmit SNMP under-counting
sctp: get sock from transport in sctp_transport_update_pmtu
net: ethernet: ti: cpsw: fix race condition during open()
l2tp: fix PPP pseudo-wire auto-loading
bnx2x: fix spelling mistake in macros HW_INTERRUT_ASSERT_SET_*
l2tp: take reference on sessions being dumped
tcp: minimize false-positives on TCP/GRO check
sctp: check for dst and pathmtu update in sctp_packet_config
flow dissector: correct size of storage for ARP
net: ethernet: ti: cpsw: wake tx queues on ndo_tx_timeout
l2tp: take a reference on sessions used in genetlink handlers
l2tp: hold session while sending creation notifications
l2tp: fix duplicate session creation
l2tp: ensure session can't get removed during pppol2tp_session_ioctl()
l2tp: fix race in l2tp_recv_common()
sctp: use right in and out stream cnt
bpf: add various verifier test cases for self-tests
bpf, verifier: fix rejection of unaligned access checks for map_value_adj
...
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 2ba45ca..facc20a 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1725,6 +1725,12 @@
kernel and module base offset ASLR (Address Space
Layout Randomization).
+ kasan_multi_shot
+ [KNL] Enforce KASAN (Kernel Address Sanitizer) to print
+ report on every invalid memory access. Without this
+ parameter KASAN will print report only for the first
+ invalid access.
+
keepinitrd [HW,ARM]
kernelcore= [KNL,X86,IA-64,PPC]
diff --git a/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt b/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt
index 30c5469..07dbb35 100644
--- a/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt
+++ b/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt
@@ -45,7 +45,7 @@
- 1 15 SATA
- 1 16 SATA USB
- 1 17 Main
- - 1 18 SD/MMC
+ - 1 18 SD/MMC/GOP
- 1 21 Slow IO (SPI, NOR, BootROM, I2C, UART)
- 1 22 USB3H0
- 1 23 USB3H1
@@ -65,7 +65,7 @@
"cpm-audio", "cpm-communit", "cpm-nand", "cpm-ppv2", "cpm-sdio",
"cpm-mg-domain", "cpm-mg-core", "cpm-xor1", "cpm-xor0", "cpm-gop-dp", "none",
"cpm-pcie_x10", "cpm-pcie_x11", "cpm-pcie_x4", "cpm-pcie-xor", "cpm-sata",
- "cpm-sata-usb", "cpm-main", "cpm-sd-mmc", "none", "none", "cpm-slow-io",
+ "cpm-sata-usb", "cpm-main", "cpm-sd-mmc-gop", "none", "none", "cpm-slow-io",
"cpm-usb3h0", "cpm-usb3h1", "cpm-usb3dev", "cpm-eip150", "cpm-eip197";
Example:
@@ -78,6 +78,6 @@
gate-clock-output-names = "cpm-audio", "cpm-communit", "cpm-nand", "cpm-ppv2", "cpm-sdio",
"cpm-mg-domain", "cpm-mg-core", "cpm-xor1", "cpm-xor0", "cpm-gop-dp", "none",
"cpm-pcie_x10", "cpm-pcie_x11", "cpm-pcie_x4", "cpm-pcie-xor", "cpm-sata",
- "cpm-sata-usb", "cpm-main", "cpm-sd-mmc", "none", "none", "cpm-slow-io",
+ "cpm-sata-usb", "cpm-main", "cpm-sd-mmc-gop", "none", "none", "cpm-slow-io",
"cpm-usb3h0", "cpm-usb3h1", "cpm-usb3dev", "cpm-eip150", "cpm-eip197";
};
diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_dsim.txt b/Documentation/devicetree/bindings/display/exynos/exynos_dsim.txt
index a782659..ca5204b 100644
--- a/Documentation/devicetree/bindings/display/exynos/exynos_dsim.txt
+++ b/Documentation/devicetree/bindings/display/exynos/exynos_dsim.txt
@@ -4,7 +4,6 @@
- compatible: value should be one of the following
"samsung,exynos3250-mipi-dsi" /* for Exynos3250/3472 SoCs */
"samsung,exynos4210-mipi-dsi" /* for Exynos4 SoCs */
- "samsung,exynos4415-mipi-dsi" /* for Exynos4415 SoC */
"samsung,exynos5410-mipi-dsi" /* for Exynos5410/5420/5440 SoCs */
"samsung,exynos5422-mipi-dsi" /* for Exynos5422/5800 SoCs */
"samsung,exynos5433-mipi-dsi" /* for Exynos5433 SoCs */
diff --git a/Documentation/devicetree/bindings/display/exynos/samsung-fimd.txt b/Documentation/devicetree/bindings/display/exynos/samsung-fimd.txt
index 18645e0..5837402 100644
--- a/Documentation/devicetree/bindings/display/exynos/samsung-fimd.txt
+++ b/Documentation/devicetree/bindings/display/exynos/samsung-fimd.txt
@@ -11,7 +11,6 @@
"samsung,s5pv210-fimd"; /* for S5PV210 SoC */
"samsung,exynos3250-fimd"; /* for Exynos3250/3472 SoCs */
"samsung,exynos4210-fimd"; /* for Exynos4 SoCs */
- "samsung,exynos4415-fimd"; /* for Exynos4415 SoC */
"samsung,exynos5250-fimd"; /* for Exynos5250 SoCs */
"samsung,exynos5420-fimd"; /* for Exynos5420/5422/5800 SoCs */
diff --git a/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
index ea9c1c9..520d61d 100644
--- a/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
+++ b/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
@@ -13,7 +13,7 @@
- "rockchip,rk2928-dw-mshc": for Rockchip RK2928 and following,
before RK3288
- "rockchip,rk3288-dw-mshc": for Rockchip RK3288
- - "rockchip,rk1108-dw-mshc", "rockchip,rk3288-dw-mshc": for Rockchip RK1108
+ - "rockchip,rv1108-dw-mshc", "rockchip,rk3288-dw-mshc": for Rockchip RV1108
- "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc": for Rockchip RK3036
- "rockchip,rk3368-dw-mshc", "rockchip,rk3288-dw-mshc": for Rockchip RK3368
- "rockchip,rk3399-dw-mshc", "rockchip,rk3288-dw-mshc": for Rockchip RK3399
diff --git a/Documentation/devicetree/bindings/phy/brcm,nsp-usb3-phy.txt b/Documentation/devicetree/bindings/phy/brcm,nsp-usb3-phy.txt
deleted file mode 100644
index e68ae5d..0000000
--- a/Documentation/devicetree/bindings/phy/brcm,nsp-usb3-phy.txt
+++ /dev/null
@@ -1,39 +0,0 @@
-Broadcom USB3 phy binding for northstar plus SoC
-The USB3 phy is internal to the SoC and is accessed using mdio interface.
-
-Required mdio bus properties:
-- reg: Should be 0x0 for SoC internal USB3 phy
-- #address-cells: must be 1
-- #size-cells: must be 0
-
-Required USB3 PHY properties:
-- compatible: should be "brcm,nsp-usb3-phy"
-- reg: USB3 Phy address on SoC internal MDIO bus and it should be 0x10.
-- usb3-ctrl-syscon: handler of syscon node defining physical address
- of usb3 control register.
-- #phy-cells: must be 0
-
-Required usb3 control properties:
-- compatible: should be "brcm,nsp-usb3-ctrl"
-- reg: offset and length of the control registers
-
-Example:
-
- mdio@0 {
- reg = <0x0>;
- #address-cells = <1>;
- #size-cells = <0>;
-
- usb3_phy: usb-phy@10 {
- compatible = "brcm,nsp-usb3-phy";
- reg = <0x10>;
- usb3-ctrl-syscon = <&usb3_ctrl>;
- #phy-cells = <0>;
- status = "disabled";
- };
- };
-
- usb3_ctrl: syscon@104408 {
- compatible = "brcm,nsp-usb3-ctrl", "syscon";
- reg = <0x104408 0x3fc>;
- };
diff --git a/Documentation/devicetree/bindings/rng/omap_rng.txt b/Documentation/devicetree/bindings/rng/omap_rng.txt
index 4714772..9cf7876 100644
--- a/Documentation/devicetree/bindings/rng/omap_rng.txt
+++ b/Documentation/devicetree/bindings/rng/omap_rng.txt
@@ -12,7 +12,8 @@
- reg : Offset and length of the register set for the module
- interrupts : the interrupt number for the RNG module.
Used for "ti,omap4-rng" and "inside-secure,safexcel-eip76"
-- clocks: the trng clock source
+- clocks: the trng clock source. Only mandatory for the
+ "inside-secure,safexcel-eip76" compatible.
Example:
/* AM335x */
diff --git a/Documentation/extcon/intel-int3496.txt b/Documentation/extcon/intel-int3496.txt
index af0b366..8155dbc 100644
--- a/Documentation/extcon/intel-int3496.txt
+++ b/Documentation/extcon/intel-int3496.txt
@@ -20,3 +20,8 @@
Index 2: The output gpio for muxing of the data pins between the USB host and
the USB peripheral controller, write 1 to mux to the peripheral
controller
+
+There is a mapping between indices and GPIO connection IDs as follows
+ id index 0
+ vbus index 1
+ mux index 2
diff --git a/Documentation/gcc-plugins.txt b/Documentation/gcc-plugins.txt
index 891c694..433eaef 100644
--- a/Documentation/gcc-plugins.txt
+++ b/Documentation/gcc-plugins.txt
@@ -18,8 +18,8 @@
gcc-4.7 can be compiled by a C or a C++ compiler,
and versions 4.8+ can only be compiled by a C++ compiler.
-Currently the GCC plugin infrastructure supports only the x86, arm and arm64
-architectures.
+Currently the GCC plugin infrastructure supports only the x86, arm, arm64 and
+powerpc architectures.
This infrastructure was ported from grsecurity [6] and PaX [7].
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt
index 3c248f7..fd10689 100644
--- a/Documentation/virtual/kvm/api.txt
+++ b/Documentation/virtual/kvm/api.txt
@@ -3377,6 +3377,69 @@
__u32 pad;
};
+4.104 KVM_X86_GET_MCE_CAP_SUPPORTED
+
+Capability: KVM_CAP_MCE
+Architectures: x86
+Type: system ioctl
+Parameters: u64 mce_cap (out)
+Returns: 0 on success, -1 on error
+
+Returns supported MCE capabilities. The u64 mce_cap parameter
+has the same format as the MSR_IA32_MCG_CAP register. Supported
+capabilities will have the corresponding bits set.
+
+4.105 KVM_X86_SETUP_MCE
+
+Capability: KVM_CAP_MCE
+Architectures: x86
+Type: vcpu ioctl
+Parameters: u64 mcg_cap (in)
+Returns: 0 on success,
+ -EFAULT if u64 mcg_cap cannot be read,
+ -EINVAL if the requested number of banks is invalid,
+ -EINVAL if requested MCE capability is not supported.
+
+Initializes MCE support for use. The u64 mcg_cap parameter
+has the same format as the MSR_IA32_MCG_CAP register and
+specifies which capabilities should be enabled. The maximum
+supported number of error-reporting banks can be retrieved when
+checking for KVM_CAP_MCE. The supported capabilities can be
+retrieved with KVM_X86_GET_MCE_CAP_SUPPORTED.
+
+4.106 KVM_X86_SET_MCE
+
+Capability: KVM_CAP_MCE
+Architectures: x86
+Type: vcpu ioctl
+Parameters: struct kvm_x86_mce (in)
+Returns: 0 on success,
+ -EFAULT if struct kvm_x86_mce cannot be read,
+ -EINVAL if the bank number is invalid,
+ -EINVAL if VAL bit is not set in status field.
+
+Inject a machine check error (MCE) into the guest. The input
+parameter is:
+
+struct kvm_x86_mce {
+ __u64 status;
+ __u64 addr;
+ __u64 misc;
+ __u64 mcg_status;
+ __u8 bank;
+ __u8 pad1[7];
+ __u64 pad2[3];
+};
+
+If the MCE being reported is an uncorrected error, KVM will
+inject it as an MCE exception into the guest. If the guest
+MCG_STATUS register reports that an MCE is in progress, KVM
+causes an KVM_EXIT_SHUTDOWN vmexit.
+
+Otherwise, if the MCE is a corrected error, KVM will just
+store it in the corresponding bank (provided this bank is
+not holding a previously reported uncorrected error).
+
5. The kvm_run structure
------------------------
diff --git a/MAINTAINERS b/MAINTAINERS
index 9975dce..882ea01 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4775,6 +4775,12 @@
S: Maintained
F: drivers/edac/mpc85xx_edac.[ch]
+EDAC-PND2
+M: Tony Luck <tony.luck@intel.com>
+L: linux-edac@vger.kernel.org
+S: Maintained
+F: drivers/edac/pnd2_edac.[ch]
+
EDAC-PASEMI
M: Egor Martovetsky <egor@pasemi.com>
L: linux-edac@vger.kernel.org
@@ -7084,9 +7090,9 @@
F: fs/autofs4/
KERNEL BUILD + files below scripts/ (unless maintained elsewhere)
+M: Masahiro Yamada <yamada.masahiro@socionext.com>
M: Michal Marek <mmarek@suse.com>
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git for-next
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git rc-fixes
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git
L: linux-kbuild@vger.kernel.org
S: Maintained
F: Documentation/kbuild/
diff --git a/Makefile b/Makefile
index b2faa93..7acbcb3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 11
SUBLEVEL = 0
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc5
NAME = Fearless Coyote
# *DOCUMENTATION*
@@ -372,7 +372,7 @@
CFLAGS_KERNEL =
AFLAGS_KERNEL =
LDFLAGS_vmlinux =
-CFLAGS_GCOV = -fprofile-arcs -ftest-coverage -fno-tree-loop-im -Wno-maybe-uninitialized
+CFLAGS_GCOV := -fprofile-arcs -ftest-coverage -fno-tree-loop-im $(call cc-disable-warning,maybe-uninitialized,)
CFLAGS_KCOV := $(call cc-option,-fsanitize-coverage=trace-pc,)
@@ -653,6 +653,12 @@
# Tell gcc to never replace conditional load with a non-conditional one
KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0)
+# check for 'asm goto'
+ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
+ KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
+ KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
+endif
+
include scripts/Makefile.gcc-plugins
ifdef CONFIG_READABLE_ASM
@@ -798,12 +804,6 @@
# use the deterministic mode of AR if available
KBUILD_ARFLAGS := $(call ar-option,D)
-# check for 'asm goto'
-ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
- KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
- KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
-endif
-
include scripts/Makefile.kasan
include scripts/Makefile.extrawarn
include scripts/Makefile.ubsan
diff --git a/arch/arc/boot/dts/skeleton.dtsi b/arch/arc/boot/dts/skeleton.dtsi
index 65808fe..2891cb2 100644
--- a/arch/arc/boot/dts/skeleton.dtsi
+++ b/arch/arc/boot/dts/skeleton.dtsi
@@ -26,6 +26,7 @@
device_type = "cpu";
compatible = "snps,arc770d";
reg = <0>;
+ clocks = <&core_clk>;
};
};
diff --git a/arch/arc/boot/dts/skeleton_hs.dtsi b/arch/arc/boot/dts/skeleton_hs.dtsi
index 2dfe803..5e944d3 100644
--- a/arch/arc/boot/dts/skeleton_hs.dtsi
+++ b/arch/arc/boot/dts/skeleton_hs.dtsi
@@ -21,6 +21,7 @@
device_type = "cpu";
compatible = "snps,archs38";
reg = <0>;
+ clocks = <&core_clk>;
};
};
diff --git a/arch/arc/boot/dts/skeleton_hs_idu.dtsi b/arch/arc/boot/dts/skeleton_hs_idu.dtsi
index 4c11079..54b277d 100644
--- a/arch/arc/boot/dts/skeleton_hs_idu.dtsi
+++ b/arch/arc/boot/dts/skeleton_hs_idu.dtsi
@@ -19,8 +19,27 @@
cpu@0 {
device_type = "cpu";
- compatible = "snps,archs38xN";
+ compatible = "snps,archs38";
reg = <0>;
+ clocks = <&core_clk>;
+ };
+ cpu@1 {
+ device_type = "cpu";
+ compatible = "snps,archs38";
+ reg = <1>;
+ clocks = <&core_clk>;
+ };
+ cpu@2 {
+ device_type = "cpu";
+ compatible = "snps,archs38";
+ reg = <2>;
+ clocks = <&core_clk>;
+ };
+ cpu@3 {
+ device_type = "cpu";
+ compatible = "snps,archs38";
+ reg = <3>;
+ clocks = <&core_clk>;
};
};
diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
index f0df59b..459fc65 100644
--- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
@@ -112,13 +112,19 @@
interrupts = <7>;
bus-width = <4>;
};
+ };
- /* Embedded Vision subsystem UIO mappings; only relevant for EV VDK */
- uio_ev: uio@0xD0000000 {
- compatible = "generic-uio";
- reg = <0xD0000000 0x2000 0xD1000000 0x2000 0x90000000 0x10000000 0xC0000000 0x10000000>;
- reg-names = "ev_gsa", "ev_ctrl", "ev_shared_mem", "ev_code_mem";
- interrupts = <23>;
- };
+ /*
+ * Embedded Vision subsystem UIO mappings; only relevant for EV VDK
+ *
+ * This node is intentionally put outside of MB above becase
+ * it maps areas outside of MB's 0xEz-0xFz.
+ */
+ uio_ev: uio@0xD0000000 {
+ compatible = "generic-uio";
+ reg = <0xD0000000 0x2000 0xD1000000 0x2000 0x90000000 0x10000000 0xC0000000 0x10000000>;
+ reg-names = "ev_gsa", "ev_ctrl", "ev_shared_mem", "ev_code_mem";
+ interrupt-parent = <&mb_intc>;
+ interrupts = <23>;
};
};
diff --git a/arch/arc/include/asm/kprobes.h b/arch/arc/include/asm/kprobes.h
index 00bdbe1..2e52d18 100644
--- a/arch/arc/include/asm/kprobes.h
+++ b/arch/arc/include/asm/kprobes.h
@@ -54,9 +54,7 @@
void kretprobe_trampoline(void);
void trap_is_kprobe(unsigned long address, struct pt_regs *regs);
#else
-static void trap_is_kprobe(unsigned long address, struct pt_regs *regs)
-{
-}
+#define trap_is_kprobe(address, regs)
#endif /* CONFIG_KPROBES */
#endif /* _ARC_KPROBES_H */
diff --git a/arch/arc/kernel/entry-arcv2.S b/arch/arc/kernel/entry-arcv2.S
index 2585632..cc558a2 100644
--- a/arch/arc/kernel/entry-arcv2.S
+++ b/arch/arc/kernel/entry-arcv2.S
@@ -100,15 +100,21 @@
;################### Non TLB Exception Handling #############################
ENTRY(EV_SWI)
- flag 1
+ ; TODO: implement this
+ EXCEPTION_PROLOGUE
+ b ret_from_exception
END(EV_SWI)
ENTRY(EV_DivZero)
- flag 1
+ ; TODO: implement this
+ EXCEPTION_PROLOGUE
+ b ret_from_exception
END(EV_DivZero)
ENTRY(EV_DCError)
- flag 1
+ ; TODO: implement this
+ EXCEPTION_PROLOGUE
+ b ret_from_exception
END(EV_DCError)
; ---------------------------------------------
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 3093fa8..fa62404 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -10,6 +10,7 @@
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/root_dev.h>
+#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/clocksource.h>
#include <linux/console.h>
@@ -488,8 +489,9 @@
{
char *str;
int cpu_id = ptr_to_cpu(v);
- struct device_node *core_clk = of_find_node_by_name(NULL, "core_clk");
- u32 freq = 0;
+ struct device *cpu_dev = get_cpu_device(cpu_id);
+ struct clk *cpu_clk;
+ unsigned long freq = 0;
if (!cpu_online(cpu_id)) {
seq_printf(m, "processor [%d]\t: Offline\n", cpu_id);
@@ -502,9 +504,15 @@
seq_printf(m, arc_cpu_mumbojumbo(cpu_id, str, PAGE_SIZE));
- of_property_read_u32(core_clk, "clock-frequency", &freq);
+ cpu_clk = clk_get(cpu_dev, NULL);
+ if (IS_ERR(cpu_clk)) {
+ seq_printf(m, "CPU speed \t: Cannot get clock for processor [%d]\n",
+ cpu_id);
+ } else {
+ freq = clk_get_rate(cpu_clk);
+ }
if (freq)
- seq_printf(m, "CPU speed\t: %u.%02u Mhz\n",
+ seq_printf(m, "CPU speed\t: %lu.%02lu Mhz\n",
freq / 1000000, (freq / 10000) % 100);
seq_printf(m, "Bogo MIPS\t: %lu.%02lu\n",
diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c
index d408fa2..9285629 100644
--- a/arch/arc/mm/cache.c
+++ b/arch/arc/mm/cache.c
@@ -633,6 +633,9 @@
write_aux_reg(ARC_REG_SLC_INVALIDATE, 1);
+ /* Make sure "busy" bit reports correct stataus, see STAR 9001165532 */
+ read_aux_reg(r);
+
/* Important to wait for flush to complete */
while (read_aux_reg(r) & SLC_CTRL_BUSY);
}
diff --git a/arch/arm/boot/dts/am335x-pcm-953.dtsi b/arch/arm/boot/dts/am335x-pcm-953.dtsi
index 02981ea..1ec8e0d 100644
--- a/arch/arm/boot/dts/am335x-pcm-953.dtsi
+++ b/arch/arm/boot/dts/am335x-pcm-953.dtsi
@@ -63,14 +63,14 @@
label = "home";
linux,code = <KEY_HOME>;
gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
- gpio-key,wakeup;
+ wakeup-source;
};
button@1 {
label = "menu";
linux,code = <KEY_MENU>;
gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>;
- gpio-key,wakeup;
+ wakeup-source;
};
};
diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi
index 0d341c5..e5ac1d8 100644
--- a/arch/arm/boot/dts/am57xx-idk-common.dtsi
+++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi
@@ -315,6 +315,13 @@
/* ID & VBUS GPIOs provided in board dts */
};
};
+
+ tpic2810: tpic2810@60 {
+ compatible = "ti,tpic2810";
+ reg = <0x60>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
};
&mcspi3 {
@@ -330,13 +337,6 @@
spi-max-frequency = <1000000>;
spi-cpol;
};
-
- tpic2810: tpic2810@60 {
- compatible = "ti,tpic2810";
- reg = <0x60>;
- gpio-controller;
- #gpio-cells = <2>;
- };
};
&uart3 {
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 4fbb089..00de62d 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -66,14 +66,14 @@
timer@20200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x20200 0x100>;
- interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
clocks = <&periph_clk>;
};
local-timer@20600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x20600 0x100>;
- interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
clocks = <&periph_clk>;
};
diff --git a/arch/arm/boot/dts/bcm953012k.dts b/arch/arm/boot/dts/bcm953012k.dts
index bfd9230..ae31a58 100644
--- a/arch/arm/boot/dts/bcm953012k.dts
+++ b/arch/arm/boot/dts/bcm953012k.dts
@@ -48,15 +48,14 @@
};
memory {
- reg = <0x00000000 0x10000000>;
+ reg = <0x80000000 0x10000000>;
};
};
&uart0 {
- clock-frequency = <62499840>;
+ status = "okay";
};
&uart1 {
- clock-frequency = <62499840>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/bcm958522er.dts b/arch/arm/boot/dts/bcm958522er.dts
index 3f04a40..df05e7f 100644
--- a/arch/arm/boot/dts/bcm958522er.dts
+++ b/arch/arm/boot/dts/bcm958522er.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm958525er.dts b/arch/arm/boot/dts/bcm958525er.dts
index 9fd5422..4a3ab19 100644
--- a/arch/arm/boot/dts/bcm958525er.dts
+++ b/arch/arm/boot/dts/bcm958525er.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm958525xmc.dts b/arch/arm/boot/dts/bcm958525xmc.dts
index 41e7fd3..81f7843 100644
--- a/arch/arm/boot/dts/bcm958525xmc.dts
+++ b/arch/arm/boot/dts/bcm958525xmc.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 31 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm958622hr.dts b/arch/arm/boot/dts/bcm958622hr.dts
index 477c486..c88b8fe 100644
--- a/arch/arm/boot/dts/bcm958622hr.dts
+++ b/arch/arm/boot/dts/bcm958622hr.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm958623hr.dts b/arch/arm/boot/dts/bcm958623hr.dts
index c0a499d..d503fa0 100644
--- a/arch/arm/boot/dts/bcm958623hr.dts
+++ b/arch/arm/boot/dts/bcm958623hr.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm958625hr.dts b/arch/arm/boot/dts/bcm958625hr.dts
index f7eb585..cc0363b 100644
--- a/arch/arm/boot/dts/bcm958625hr.dts
+++ b/arch/arm/boot/dts/bcm958625hr.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/bcm988312hr.dts b/arch/arm/boot/dts/bcm988312hr.dts
index 16666324..74e15a3 100644
--- a/arch/arm/boot/dts/bcm988312hr.dts
+++ b/arch/arm/boot/dts/bcm988312hr.dts
@@ -55,6 +55,7 @@
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
+ open-source;
priority = <200>;
};
};
diff --git a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
index 49f466f..dcfc975 100644
--- a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
+++ b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
@@ -121,11 +121,6 @@
};
};
-&cpu0 {
- arm-supply = <&sw1a_reg>;
- soc-supply = <&sw1c_reg>;
-};
-
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet1>;
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 22332be..528b4e9 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -266,7 +266,7 @@
};
usb1: ohci@00400000 {
- compatible = "atmel,sama5d2-ohci", "usb-ohci";
+ compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00400000 0x100000>;
interrupts = <41 IRQ_TYPE_LEVEL_HIGH 2>;
clocks = <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
diff --git a/arch/arm/boot/dts/ste-dbx5x0.dtsi b/arch/arm/boot/dts/ste-dbx5x0.dtsi
index 82d8c47..162e1eb 100644
--- a/arch/arm/boot/dts/ste-dbx5x0.dtsi
+++ b/arch/arm/boot/dts/ste-dbx5x0.dtsi
@@ -14,6 +14,7 @@
#include <dt-bindings/mfd/dbx500-prcmu.h>
#include <dt-bindings/arm/ux500_pm_domains.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/ste-ab8500.h>
#include "skeleton.dtsi"
/ {
@@ -603,6 +604,11 @@
interrupt-controller;
#interrupt-cells = <2>;
+ ab8500_clock: clock-controller {
+ compatible = "stericsson,ab8500-clk";
+ #clock-cells = <1>;
+ };
+
ab8500_gpio: ab8500-gpio {
compatible = "stericsson,ab8500-gpio";
gpio-controller;
@@ -686,6 +692,8 @@
ab8500-pwm {
compatible = "stericsson,ab8500-pwm";
+ clocks = <&ab8500_clock AB8500_SYSCLK_INT>;
+ clock-names = "intclk";
};
ab8500-debugfs {
@@ -700,6 +708,9 @@
V-AMIC2-supply = <&ab8500_ldo_anamic2_reg>;
V-DMIC-supply = <&ab8500_ldo_dmic_reg>;
+ clocks = <&ab8500_clock AB8500_SYSCLK_AUDIO>;
+ clock-names = "audioclk";
+
stericsson,earpeice-cmv = <950>; /* Units in mV. */
};
@@ -1095,6 +1106,14 @@
status = "disabled";
};
+ sound {
+ compatible = "stericsson,snd-soc-mop500";
+ stericsson,cpu-dai = <&msp1 &msp3>;
+ stericsson,audio-codec = <&codec>;
+ clocks = <&prcmu_clk PRCMU_SYSCLK>, <&ab8500_clock AB8500_SYSCLK_ULP>, <&ab8500_clock AB8500_SYSCLK_INT>;
+ clock-names = "sysclk", "ulpclk", "intclk";
+ };
+
msp0: msp@80123000 {
compatible = "stericsson,ux500-msp-i2s";
reg = <0x80123000 0x1000>;
diff --git a/arch/arm/boot/dts/ste-href.dtsi b/arch/arm/boot/dts/ste-href.dtsi
index f37f9e1..9e359e4 100644
--- a/arch/arm/boot/dts/ste-href.dtsi
+++ b/arch/arm/boot/dts/ste-href.dtsi
@@ -186,15 +186,6 @@
status = "okay";
};
- sound {
- compatible = "stericsson,snd-soc-mop500";
-
- stericsson,cpu-dai = <&msp1 &msp3>;
- stericsson,audio-codec = <&codec>;
- clocks = <&prcmu_clk PRCMU_SYSCLK>;
- clock-names = "sysclk";
- };
-
msp0: msp@80123000 {
pinctrl-names = "default";
pinctrl-0 = <&msp0_default_mode>;
diff --git a/arch/arm/boot/dts/ste-snowball.dts b/arch/arm/boot/dts/ste-snowball.dts
index dd5514d..ade1d0d 100644
--- a/arch/arm/boot/dts/ste-snowball.dts
+++ b/arch/arm/boot/dts/ste-snowball.dts
@@ -159,15 +159,6 @@
"", "", "", "", "", "", "", "";
};
- sound {
- compatible = "stericsson,snd-soc-mop500";
-
- stericsson,cpu-dai = <&msp1 &msp3>;
- stericsson,audio-codec = <&codec>;
- clocks = <&prcmu_clk PRCMU_SYSCLK>;
- clock-names = "sysclk";
- };
-
msp0: msp@80123000 {
pinctrl-names = "default";
pinctrl-0 = <&msp0_default_mode>;
diff --git a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts
index 72ec0d5..bbf1c8c 100644
--- a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts
+++ b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts
@@ -167,7 +167,7 @@
reg = <8>;
label = "cpu";
ethernet = <&gmac>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-txid";
fixed-link {
speed = <1000>;
full-duplex;
diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
index a952cc0..8a3ed21 100644
--- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
@@ -495,7 +495,7 @@
resets = <&ccu RST_BUS_GPU>;
assigned-clocks = <&ccu CLK_GPU>;
- assigned-clock-rates = <408000000>;
+ assigned-clock-rates = <384000000>;
};
gic: interrupt-controller@01c81000 {
diff --git a/arch/arm/boot/dts/sun8i-a33.dtsi b/arch/arm/boot/dts/sun8i-a33.dtsi
index 18c174f..0467fb3 100644
--- a/arch/arm/boot/dts/sun8i-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a33.dtsi
@@ -113,8 +113,8 @@
simple-audio-card,mclk-fs = <512>;
simple-audio-card,aux-devs = <&codec_analog>;
simple-audio-card,routing =
- "Left DAC", "Digital Left DAC",
- "Right DAC", "Digital Right DAC";
+ "Left DAC", "AIF1 Slot 0 Left",
+ "Right DAC", "AIF1 Slot 0 Right";
status = "disabled";
simple-audio-card,cpu {
diff --git a/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi b/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
index 7097c18..d6bd158 100644
--- a/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
+++ b/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
@@ -50,8 +50,6 @@
backlight: backlight {
compatible = "pwm-backlight";
- pinctrl-names = "default";
- pinctrl-0 = <&bl_en_pin>;
pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
default-brightness-level = <8>;
@@ -93,11 +91,6 @@
};
&pio {
- bl_en_pin: bl_en_pin@0 {
- pins = "PH6";
- function = "gpio_in";
- };
-
mmc0_cd_pin: mmc0_cd_pin@0 {
pins = "PB4";
function = "gpio_in";
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index f2462a6..decd388 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -188,6 +188,7 @@
CONFIG_WL18XX=m
CONFIG_WLCORE_SPI=m
CONFIG_WLCORE_SDIO=m
+CONFIG_INPUT_MOUSEDEV=m
CONFIG_INPUT_JOYDEV=m
CONFIG_INPUT_EVDEV=m
CONFIG_KEYBOARD_ATKBD=m
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 3d89b79..a277981 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -289,6 +289,22 @@
at91_ramc_write(1, AT91_DDRSDRC_LPR, saved_lpr1);
}
+static void sama5d3_ddr_standby(void)
+{
+ u32 lpr0;
+ u32 saved_lpr0;
+
+ saved_lpr0 = at91_ramc_read(0, AT91_DDRSDRC_LPR);
+ lpr0 = saved_lpr0 & ~AT91_DDRSDRC_LPCB;
+ lpr0 |= AT91_DDRSDRC_LPCB_POWER_DOWN;
+
+ at91_ramc_write(0, AT91_DDRSDRC_LPR, lpr0);
+
+ cpu_do_idle();
+
+ at91_ramc_write(0, AT91_DDRSDRC_LPR, saved_lpr0);
+}
+
/* We manage both DDRAM/SDRAM controllers, we need more than one value to
* remember.
*/
@@ -323,7 +339,7 @@
{ .compatible = "atmel,at91rm9200-sdramc", .data = at91rm9200_standby },
{ .compatible = "atmel,at91sam9260-sdramc", .data = at91sam9_sdram_standby },
{ .compatible = "atmel,at91sam9g45-ddramc", .data = at91_ddr_standby },
- { .compatible = "atmel,sama5d3-ddramc", .data = at91_ddr_standby },
+ { .compatible = "atmel,sama5d3-ddramc", .data = sama5d3_ddr_standby },
{ /*sentinel*/ }
};
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 093458b..c89757a 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -241,6 +241,3 @@
onenand-$(CONFIG_MTD_ONENAND_OMAP2) := gpmc-onenand.o
obj-y += $(onenand-m) $(onenand-y)
-
-nand-$(CONFIG_MTD_NAND_OMAP2) := gpmc-nand.o
-obj-y += $(nand-m) $(nand-y)
diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c
deleted file mode 100644
index f6ac027..0000000
--- a/arch/arm/mach-omap2/gpmc-nand.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * gpmc-nand.c
- *
- * Copyright (C) 2009 Texas Instruments
- * Vimal Singh <vimalsingh@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/omap-gpmc.h>
-#include <linux/mtd/nand.h>
-#include <linux/platform_data/mtd-nand-omap2.h>
-
-#include <asm/mach/flash.h>
-
-#include "soc.h"
-
-/* minimum size for IO mapping */
-#define NAND_IO_SIZE 4
-
-static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt)
-{
- /* platforms which support all ECC schemes */
- if (soc_is_am33xx() || soc_is_am43xx() || cpu_is_omap44xx() ||
- soc_is_omap54xx() || soc_is_dra7xx())
- return 1;
-
- if (ecc_opt == OMAP_ECC_BCH4_CODE_HW_DETECTION_SW ||
- ecc_opt == OMAP_ECC_BCH8_CODE_HW_DETECTION_SW) {
- if (cpu_is_omap24xx())
- return 0;
- else if (cpu_is_omap3630() && (GET_OMAP_REVISION() == 0))
- return 0;
- else
- return 1;
- }
-
- /* OMAP3xxx do not have ELM engine, so cannot support ECC schemes
- * which require H/W based ECC error detection */
- if ((cpu_is_omap34xx() || cpu_is_omap3630()) &&
- ((ecc_opt == OMAP_ECC_BCH4_CODE_HW) ||
- (ecc_opt == OMAP_ECC_BCH8_CODE_HW)))
- return 0;
-
- /* legacy platforms support only HAM1 (1-bit Hamming) ECC scheme */
- if (ecc_opt == OMAP_ECC_HAM1_CODE_HW ||
- ecc_opt == OMAP_ECC_HAM1_CODE_SW)
- return 1;
- else
- return 0;
-}
-
-/* This function will go away once the device-tree convertion is complete */
-static void gpmc_set_legacy(struct omap_nand_platform_data *gpmc_nand_data,
- struct gpmc_settings *s)
-{
- /* Enable RD PIN Monitoring Reg */
- if (gpmc_nand_data->dev_ready) {
- s->wait_on_read = true;
- s->wait_on_write = true;
- }
-
- if (gpmc_nand_data->devsize == NAND_BUSWIDTH_16)
- s->device_width = GPMC_DEVWIDTH_16BIT;
- else
- s->device_width = GPMC_DEVWIDTH_8BIT;
-}
-
-int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data,
- struct gpmc_timings *gpmc_t)
-{
- int err = 0;
- struct gpmc_settings s;
- struct platform_device *pdev;
- struct resource gpmc_nand_res[] = {
- { .flags = IORESOURCE_MEM, },
- { .flags = IORESOURCE_IRQ, },
- { .flags = IORESOURCE_IRQ, },
- };
-
- BUG_ON(gpmc_nand_data->cs >= GPMC_CS_NUM);
-
- err = gpmc_cs_request(gpmc_nand_data->cs, NAND_IO_SIZE,
- (unsigned long *)&gpmc_nand_res[0].start);
- if (err < 0) {
- pr_err("omap2-gpmc: Cannot request GPMC CS %d, error %d\n",
- gpmc_nand_data->cs, err);
- return err;
- }
- gpmc_nand_res[0].end = gpmc_nand_res[0].start + NAND_IO_SIZE - 1;
- gpmc_nand_res[1].start = gpmc_get_client_irq(GPMC_IRQ_FIFOEVENTENABLE);
- gpmc_nand_res[2].start = gpmc_get_client_irq(GPMC_IRQ_COUNT_EVENT);
-
- memset(&s, 0, sizeof(struct gpmc_settings));
- gpmc_set_legacy(gpmc_nand_data, &s);
-
- s.device_nand = true;
-
- if (gpmc_t) {
- err = gpmc_cs_set_timings(gpmc_nand_data->cs, gpmc_t, &s);
- if (err < 0) {
- pr_err("omap2-gpmc: Unable to set gpmc timings: %d\n",
- err);
- return err;
- }
- }
-
- err = gpmc_cs_program_settings(gpmc_nand_data->cs, &s);
- if (err < 0)
- goto out_free_cs;
-
- err = gpmc_configure(GPMC_CONFIG_WP, 0);
- if (err < 0)
- goto out_free_cs;
-
- if (!gpmc_hwecc_bch_capable(gpmc_nand_data->ecc_opt)) {
- pr_err("omap2-nand: Unsupported NAND ECC scheme selected\n");
- err = -EINVAL;
- goto out_free_cs;
- }
-
-
- pdev = platform_device_alloc("omap2-nand", gpmc_nand_data->cs);
- if (pdev) {
- err = platform_device_add_resources(pdev, gpmc_nand_res,
- ARRAY_SIZE(gpmc_nand_res));
- if (!err)
- pdev->dev.platform_data = gpmc_nand_data;
- } else {
- err = -ENOMEM;
- }
- if (err)
- goto out_free_pdev;
-
- err = platform_device_add(pdev);
- if (err) {
- dev_err(&pdev->dev, "Unable to register NAND device\n");
- goto out_free_pdev;
- }
-
- return 0;
-
-out_free_pdev:
- platform_device_put(pdev);
-out_free_cs:
- gpmc_cs_free(gpmc_nand_data->cs);
-
- return err;
-}
diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c
index 8633c70..2944af8 100644
--- a/arch/arm/mach-omap2/gpmc-onenand.c
+++ b/arch/arm/mach-omap2/gpmc-onenand.c
@@ -367,7 +367,7 @@
return ret;
}
-void gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
+int gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
{
int err;
struct device *dev = &gpmc_onenand_device.dev;
@@ -393,15 +393,17 @@
if (err < 0) {
dev_err(dev, "Cannot request GPMC CS %d, error %d\n",
gpmc_onenand_data->cs, err);
- return;
+ return err;
}
gpmc_onenand_resource.end = gpmc_onenand_resource.start +
ONENAND_IO_SIZE - 1;
- if (platform_device_register(&gpmc_onenand_device) < 0) {
+ err = platform_device_register(&gpmc_onenand_device);
+ if (err) {
dev_err(dev, "Unable to register OneNAND device\n");
gpmc_cs_free(gpmc_onenand_data->cs);
- return;
}
+
+ return err;
}
diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S
index fe36ce2..4c6f14c 100644
--- a/arch/arm/mach-omap2/omap-headsmp.S
+++ b/arch/arm/mach-omap2/omap-headsmp.S
@@ -17,6 +17,7 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <asm/assembler.h>
#include "omap44xx.h"
@@ -66,7 +67,7 @@
cmp r0, r4
bne wait_2
ldr r12, =API_HYP_ENTRY
- adr r0, hyp_boot
+ badr r0, hyp_boot
smc #0
hyp_boot:
b omap_secondary_startup
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 56f917e..1435fee 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -2112,11 +2112,20 @@
};
/* L4 CORE -> SR1 interface */
+static struct omap_hwmod_addr_space omap3_sr1_addr_space[] = {
+ {
+ .pa_start = OMAP34XX_SR1_BASE,
+ .pa_end = OMAP34XX_SR1_BASE + SZ_1K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
static struct omap_hwmod_ocp_if omap34xx_l4_core__sr1 = {
.master = &omap3xxx_l4_core_hwmod,
.slave = &omap34xx_sr1_hwmod,
.clk = "sr_l4_ick",
+ .addr = omap3_sr1_addr_space,
.user = OCP_USER_MPU,
};
@@ -2124,15 +2133,25 @@
.master = &omap3xxx_l4_core_hwmod,
.slave = &omap36xx_sr1_hwmod,
.clk = "sr_l4_ick",
+ .addr = omap3_sr1_addr_space,
.user = OCP_USER_MPU,
};
/* L4 CORE -> SR1 interface */
+static struct omap_hwmod_addr_space omap3_sr2_addr_space[] = {
+ {
+ .pa_start = OMAP34XX_SR2_BASE,
+ .pa_end = OMAP34XX_SR2_BASE + SZ_1K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
static struct omap_hwmod_ocp_if omap34xx_l4_core__sr2 = {
.master = &omap3xxx_l4_core_hwmod,
.slave = &omap34xx_sr2_hwmod,
.clk = "sr_l4_ick",
+ .addr = omap3_sr2_addr_space,
.user = OCP_USER_MPU,
};
@@ -2140,6 +2159,7 @@
.master = &omap3xxx_l4_core_hwmod,
.slave = &omap36xx_sr2_hwmod,
.clk = "sr_l4_ick",
+ .addr = omap3_sr2_addr_space,
.user = OCP_USER_MPU,
};
@@ -3111,16 +3131,20 @@
* Return: 0 if device named @dev_name is not likely to be accessible,
* or 1 if it is likely to be accessible.
*/
-static int __init omap3xxx_hwmod_is_hs_ip_block_usable(struct device_node *bus,
- const char *dev_name)
+static bool __init omap3xxx_hwmod_is_hs_ip_block_usable(struct device_node *bus,
+ const char *dev_name)
{
+ struct device_node *node;
+ bool available;
+
if (!bus)
- return (omap_type() == OMAP2_DEVICE_TYPE_GP) ? 1 : 0;
+ return omap_type() == OMAP2_DEVICE_TYPE_GP;
- if (of_device_is_available(of_find_node_by_name(bus, dev_name)))
- return 1;
+ node = of_get_child_by_name(bus, dev_name);
+ available = of_device_is_available(node);
+ of_node_put(node);
- return 0;
+ return available;
}
int __init omap3xxx_hwmod_init(void)
@@ -3189,15 +3213,20 @@
if (h_sham && omap3xxx_hwmod_is_hs_ip_block_usable(bus, "sham")) {
r = omap_hwmod_register_links(h_sham);
- if (r < 0)
+ if (r < 0) {
+ of_node_put(bus);
return r;
+ }
}
if (h_aes && omap3xxx_hwmod_is_hs_ip_block_usable(bus, "aes")) {
r = omap_hwmod_register_links(h_aes);
- if (r < 0)
+ if (r < 0) {
+ of_node_put(bus);
return r;
+ }
}
+ of_node_put(bus);
/*
* Register hwmod links specific to certain ES levels of a
diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi
index 9f9e203..bcb03fc 100644
--- a/arch/arm64/boot/dts/broadcom/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi
@@ -114,6 +114,7 @@
pcie0: pcie@20020000 {
compatible = "brcm,iproc-pcie";
reg = <0 0x20020000 0 0x1000>;
+ dma-coherent;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
@@ -144,6 +145,7 @@
pcie4: pcie@50020000 {
compatible = "brcm,iproc-pcie";
reg = <0 0x50020000 0 0x1000>;
+ dma-coherent;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
@@ -174,6 +176,7 @@
pcie8: pcie@60c00000 {
compatible = "brcm,iproc-pcie-paxc";
reg = <0 0x60c00000 0 0x1000>;
+ dma-coherent;
linux,pci-domain = <8>;
bus-range = <0x0 0x1>;
@@ -203,6 +206,7 @@
<0x61030000 0x100>;
reg-names = "amac_base", "idm_base", "nicpm_base";
interrupts = <GIC_SPI 341 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
phy-handle = <&gphy0>;
phy-mode = "rgmii";
status = "disabled";
@@ -213,6 +217,7 @@
reg = <0x612c0000 0x445>; /* PDC FS0 regs */
interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
#mbox-cells = <1>;
+ dma-coherent;
brcm,rx-status-len = <32>;
brcm,use-bcm-hdr;
};
@@ -222,6 +227,7 @@
reg = <0x612e0000 0x445>; /* PDC FS1 regs */
interrupts = <GIC_SPI 189 IRQ_TYPE_LEVEL_HIGH>;
#mbox-cells = <1>;
+ dma-coherent;
brcm,rx-status-len = <32>;
brcm,use-bcm-hdr;
};
@@ -231,6 +237,7 @@
reg = <0x61300000 0x445>; /* PDC FS2 regs */
interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_HIGH>;
#mbox-cells = <1>;
+ dma-coherent;
brcm,rx-status-len = <32>;
brcm,use-bcm-hdr;
};
@@ -240,6 +247,7 @@
reg = <0x61320000 0x445>; /* PDC FS3 regs */
interrupts = <GIC_SPI 193 IRQ_TYPE_LEVEL_HIGH>;
#mbox-cells = <1>;
+ dma-coherent;
brcm,rx-status-len = <32>;
brcm,use-bcm-hdr;
};
@@ -644,6 +652,7 @@
sata: ahci@663f2000 {
compatible = "brcm,iproc-ahci", "generic-ahci";
reg = <0x663f2000 0x1000>;
+ dma-coherent;
reg-names = "ahci";
interrupts = <GIC_SPI 438 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
@@ -667,6 +676,7 @@
compatible = "brcm,sdhci-iproc-cygnus";
reg = <0x66420000 0x100>;
interrupts = <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
bus-width = <8>;
clocks = <&genpll_sw BCM_NS2_GENPLL_SW_SDIO_CLK>;
status = "disabled";
@@ -676,6 +686,7 @@
compatible = "brcm,sdhci-iproc-cygnus";
reg = <0x66430000 0x100>;
interrupts = <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
bus-width = <8>;
clocks = <&genpll_sw BCM_NS2_GENPLL_SW_SDIO_CLK>;
status = "disabled";
diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h
index 86c4041..f6580d4 100644
--- a/arch/arm64/include/asm/current.h
+++ b/arch/arm64/include/asm/current.h
@@ -3,8 +3,6 @@
#include <linux/compiler.h>
-#include <asm/sysreg.h>
-
#ifndef __ASSEMBLY__
struct task_struct;
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index e78ac26..bdbeb06 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -44,7 +44,7 @@
#define __ARM_NR_compat_cacheflush (__ARM_NR_COMPAT_BASE+2)
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE+5)
-#define __NR_compat_syscalls 394
+#define __NR_compat_syscalls 398
#endif
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index b7e8ef1..c66b51a 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -809,6 +809,14 @@
__SYSCALL(__NR_preadv2, compat_sys_preadv2)
#define __NR_pwritev2 393
__SYSCALL(__NR_pwritev2, compat_sys_pwritev2)
+#define __NR_pkey_mprotect 394
+__SYSCALL(__NR_pkey_mprotect, sys_pkey_mprotect)
+#define __NR_pkey_alloc 395
+__SYSCALL(__NR_pkey_alloc, sys_pkey_alloc)
+#define __NR_pkey_free 396
+__SYSCALL(__NR_pkey_free, sys_pkey_free)
+#define __NR_statx 397
+__SYSCALL(__NR_statx, sys_statx)
/*
* Please add new compat syscalls above this comment and update
diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c
index 769f24e..d7e90d9 100644
--- a/arch/arm64/kernel/kaslr.c
+++ b/arch/arm64/kernel/kaslr.c
@@ -131,11 +131,15 @@
/*
* The kernel Image should not extend across a 1GB/32MB/512MB alignment
* boundary (for 4KB/16KB/64KB granule kernels, respectively). If this
- * happens, increase the KASLR offset by the size of the kernel image.
+ * happens, increase the KASLR offset by the size of the kernel image
+ * rounded up by SWAPPER_BLOCK_SIZE.
*/
if ((((u64)_text + offset + modulo_offset) >> SWAPPER_TABLE_SHIFT) !=
- (((u64)_end + offset + modulo_offset) >> SWAPPER_TABLE_SHIFT))
- offset = (offset + (u64)(_end - _text)) & mask;
+ (((u64)_end + offset + modulo_offset) >> SWAPPER_TABLE_SHIFT)) {
+ u64 kimg_sz = _end - _text;
+ offset = (offset + round_up(kimg_sz, SWAPPER_BLOCK_SIZE))
+ & mask;
+ }
if (IS_ENABLED(CONFIG_KASAN))
/*
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index ef1caae..9b10365 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -944,7 +944,7 @@
#ifdef CONFIG_HOTPLUG_CPU
int any_cpu = raw_smp_processor_id();
- if (cpu_ops[any_cpu]->cpu_die)
+ if (cpu_ops[any_cpu] && cpu_ops[any_cpu]->cpu_die)
return true;
#endif
return false;
diff --git a/arch/arm64/kernel/vdso/.gitignore b/arch/arm64/kernel/vdso/.gitignore
index b8cc94e..f8b69d8 100644
--- a/arch/arm64/kernel/vdso/.gitignore
+++ b/arch/arm64/kernel/vdso/.gitignore
@@ -1,2 +1 @@
vdso.lds
-vdso-offsets.h
diff --git a/arch/c6x/kernel/ptrace.c b/arch/c6x/kernel/ptrace.c
index a27e1f0..8801dc9 100644
--- a/arch/c6x/kernel/ptrace.c
+++ b/arch/c6x/kernel/ptrace.c
@@ -70,46 +70,6 @@
0, sizeof(*regs));
}
-static int gpr_set(struct task_struct *target,
- const struct user_regset *regset,
- unsigned int pos, unsigned int count,
- const void *kbuf, const void __user *ubuf)
-{
- int ret;
- struct pt_regs *regs = task_pt_regs(target);
-
- /* Don't copyin TSR or CSR */
- ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
- ®s,
- 0, PT_TSR * sizeof(long));
- if (ret)
- return ret;
-
- ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,
- PT_TSR * sizeof(long),
- (PT_TSR + 1) * sizeof(long));
- if (ret)
- return ret;
-
- ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
- ®s,
- (PT_TSR + 1) * sizeof(long),
- PT_CSR * sizeof(long));
- if (ret)
- return ret;
-
- ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,
- PT_CSR * sizeof(long),
- (PT_CSR + 1) * sizeof(long));
- if (ret)
- return ret;
-
- ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
- ®s,
- (PT_CSR + 1) * sizeof(long), -1);
- return ret;
-}
-
enum c6x_regset {
REGSET_GPR,
};
@@ -121,7 +81,6 @@
.size = sizeof(u32),
.align = sizeof(u32),
.get = gpr_get,
- .set = gpr_set
},
};
diff --git a/arch/h8300/kernel/ptrace.c b/arch/h8300/kernel/ptrace.c
index 9207554..0dc1c8f 100644
--- a/arch/h8300/kernel/ptrace.c
+++ b/arch/h8300/kernel/ptrace.c
@@ -95,7 +95,8 @@
long *reg = (long *)®s;
/* build user regs in buffer */
- for (r = 0; r < ARRAY_SIZE(register_offset); r++)
+ BUILD_BUG_ON(sizeof(regs) % sizeof(long) != 0);
+ for (r = 0; r < sizeof(regs) / sizeof(long); r++)
*reg++ = h8300_get_reg(target, r);
return user_regset_copyout(&pos, &count, &kbuf, &ubuf,
@@ -113,7 +114,8 @@
long *reg;
/* build user regs in buffer */
- for (reg = (long *)®s, r = 0; r < ARRAY_SIZE(register_offset); r++)
+ BUILD_BUG_ON(sizeof(regs) % sizeof(long) != 0);
+ for (reg = (long *)®s, r = 0; r < sizeof(regs) / sizeof(long); r++)
*reg++ = h8300_get_reg(target, r);
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
@@ -122,7 +124,7 @@
return ret;
/* write back to pt_regs */
- for (reg = (long *)®s, r = 0; r < ARRAY_SIZE(register_offset); r++)
+ for (reg = (long *)®s, r = 0; r < sizeof(regs) / sizeof(long); r++)
h8300_put_reg(target, r, *reg++);
return 0;
}
diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig
index 048bf07..531cb9e 100644
--- a/arch/m68k/configs/amiga_defconfig
+++ b/arch/m68k/configs/amiga_defconfig
@@ -25,6 +25,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -60,6 +61,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -71,6 +73,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -101,6 +104,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -298,6 +302,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -371,6 +377,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -383,6 +390,7 @@
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_A2065=y
CONFIG_ARIADNE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -404,7 +412,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_SMSC is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -564,6 +571,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -594,6 +603,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -605,6 +615,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -629,4 +640,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig
index d4de249..ca91d39 100644
--- a/arch/m68k/configs/apollo_defconfig
+++ b/arch/m68k/configs/apollo_defconfig
@@ -26,6 +26,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -58,6 +59,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -69,6 +71,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -99,6 +102,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -296,6 +300,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -353,6 +359,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -362,6 +369,7 @@
CONFIG_VETH=m
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -378,7 +386,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -523,6 +530,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -553,6 +562,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -564,6 +574,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -588,4 +599,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig
index fc0fd3f..23a3d8a 100644
--- a/arch/m68k/configs/atari_defconfig
+++ b/arch/m68k/configs/atari_defconfig
@@ -25,6 +25,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -58,6 +59,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -69,6 +71,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -99,6 +102,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -296,6 +300,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -362,6 +368,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -372,6 +379,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_ATARILANCE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -389,7 +397,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
CONFIG_SMC91X=y
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -544,6 +551,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -574,6 +583,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -585,6 +595,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -609,4 +620,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig
index 52e984a..95deb95 100644
--- a/arch/m68k/configs/bvme6000_defconfig
+++ b/arch/m68k/configs/bvme6000_defconfig
@@ -25,6 +25,7 @@
CONFIG_SUN_PARTITION=y
# CONFIG_EFI_PARTITION is not set
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68040=y
@@ -56,6 +57,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -67,6 +69,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -97,6 +100,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -294,6 +298,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -352,6 +358,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -361,6 +368,7 @@
CONFIG_VETH=m
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -377,7 +385,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -515,6 +522,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -545,6 +554,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -556,6 +566,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -580,4 +591,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig
index aaeed44..afae695 100644
--- a/arch/m68k/configs/hp300_defconfig
+++ b/arch/m68k/configs/hp300_defconfig
@@ -26,6 +26,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -58,6 +59,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -69,6 +71,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -99,6 +102,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -296,6 +300,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -353,6 +359,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -363,6 +370,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_HPLANCE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -379,7 +387,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -525,6 +532,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -555,6 +564,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -566,6 +576,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -590,4 +601,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig
index 3bbc9b2..b010734 100644
--- a/arch/m68k/configs/mac_defconfig
+++ b/arch/m68k/configs/mac_defconfig
@@ -25,6 +25,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -57,6 +58,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -68,6 +70,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -98,6 +101,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -298,6 +302,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -369,6 +375,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -379,6 +386,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_MACMACE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -398,7 +406,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_SMSC is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -547,6 +554,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -577,6 +586,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -588,6 +598,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -612,4 +623,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig
index 8f2c0de..0e41454 100644
--- a/arch/m68k/configs/multi_defconfig
+++ b/arch/m68k/configs/multi_defconfig
@@ -21,6 +21,7 @@
CONFIG_UNIXWARE_DISKLABEL=y
# CONFIG_EFI_PARTITION is not set
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68020=y
@@ -67,6 +68,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -78,6 +80,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -108,6 +111,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -308,6 +312,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -402,6 +408,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -419,6 +426,7 @@
CONFIG_MVME147_NET=y
CONFIG_SUN3LANCE=y
CONFIG_MACMACE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -444,7 +452,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
CONFIG_SMC91X=y
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PLIP=m
@@ -627,6 +634,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -657,6 +666,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -668,6 +678,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -692,4 +703,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig
index c743dd2..b2e687a 100644
--- a/arch/m68k/configs/mvme147_defconfig
+++ b/arch/m68k/configs/mvme147_defconfig
@@ -25,6 +25,7 @@
CONFIG_SUN_PARTITION=y
# CONFIG_EFI_PARTITION is not set
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68030=y
@@ -55,6 +56,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -66,6 +68,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -96,6 +99,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -293,6 +297,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -351,6 +357,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -361,6 +368,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_MVME147_NET=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -377,7 +385,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -515,6 +522,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -545,6 +554,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -556,6 +566,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -580,4 +591,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig
index 2ccaca8..cbd8ee2 100644
--- a/arch/m68k/configs/mvme16x_defconfig
+++ b/arch/m68k/configs/mvme16x_defconfig
@@ -25,6 +25,7 @@
CONFIG_SUN_PARTITION=y
# CONFIG_EFI_PARTITION is not set
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68040=y
@@ -56,6 +57,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -67,6 +69,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -97,6 +100,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -294,6 +298,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -352,6 +358,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -361,6 +368,7 @@
CONFIG_VETH=m
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -377,7 +385,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -515,6 +522,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -545,6 +554,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -556,6 +566,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -580,4 +591,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig
index 5599f3f..1e82cc9 100644
--- a/arch/m68k/configs/q40_defconfig
+++ b/arch/m68k/configs/q40_defconfig
@@ -26,6 +26,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_M68040=y
@@ -56,6 +57,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -67,6 +69,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -97,6 +100,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -294,6 +298,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -358,6 +364,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -369,6 +376,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
# CONFIG_NET_VENDOR_AMD is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -388,7 +396,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_SMSC is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PLIP=m
@@ -538,6 +545,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -568,6 +577,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -579,6 +589,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -603,4 +614,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig
index 313bf0a..f9e77f5 100644
--- a/arch/m68k/configs/sun3_defconfig
+++ b/arch/m68k/configs/sun3_defconfig
@@ -25,6 +25,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_SUN3=y
@@ -53,6 +54,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -64,6 +66,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -94,6 +97,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -291,6 +295,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -349,6 +355,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -359,6 +366,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_SUN3LANCE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_EZCHIP is not set
@@ -375,7 +383,6 @@
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
# CONFIG_NET_VENDOR_SUN is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -517,6 +524,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -546,6 +555,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -557,6 +567,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -581,4 +592,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig
index 38b6136..3c394fc 100644
--- a/arch/m68k/configs/sun3x_defconfig
+++ b/arch/m68k/configs/sun3x_defconfig
@@ -25,6 +25,7 @@
# CONFIG_EFI_PARTITION is not set
CONFIG_SYSV68_PARTITION=y
CONFIG_IOSCHED_DEADLINE=m
+CONFIG_MQ_IOSCHED_DEADLINE=m
CONFIG_KEXEC=y
CONFIG_BOOTINFO_PROC=y
CONFIG_SUN3X=y
@@ -53,6 +54,7 @@
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
+CONFIG_INET_ESP_OFFLOAD=m
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
@@ -64,6 +66,7 @@
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
+CONFIG_INET6_ESP_OFFLOAD=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_ILA=m
CONFIG_IPV6_VTI=m
@@ -94,6 +97,7 @@
CONFIG_NFT_CT=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
+CONFIG_NFT_SET_BITMAP=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@@ -291,6 +295,8 @@
CONFIG_NET_L3_MASTER_DEV=y
CONFIG_AF_KCM=m
# CONFIG_WIRELESS is not set
+CONFIG_PSAMPLE=m
+CONFIG_NET_IFE=m
CONFIG_NET_DEVLINK=m
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
@@ -349,6 +355,7 @@
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_IPVLAN=m
+CONFIG_IPVTAP=m
CONFIG_VXLAN=m
CONFIG_GENEVE=m
CONFIG_GTP=m
@@ -359,6 +366,7 @@
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_SUN3LANCE=y
+# CONFIG_NET_VENDOR_AQUANTIA is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set
@@ -375,7 +383,6 @@
# CONFIG_NET_VENDOR_SEEQ is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
# CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_NET_VENDOR_VIA is not set
# CONFIG_NET_VENDOR_WIZNET is not set
CONFIG_PPP=m
@@ -517,6 +524,8 @@
CONFIG_DLM=m
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_MAGIC_SYSRQ=y
+CONFIG_WW_MUTEX_SELFTEST=m
+CONFIG_ATOMIC64_SELFTEST=m
CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_STRING_HELPERS=m
@@ -547,6 +556,7 @@
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
@@ -558,6 +568,7 @@
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -582,4 +593,5 @@
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC32_SELFTEST=m
CONFIG_XZ_DEC_TEST=m
diff --git a/arch/m68k/include/asm/bitops.h b/arch/m68k/include/asm/bitops.h
index b4a9b0d..dda58cf 100644
--- a/arch/m68k/include/asm/bitops.h
+++ b/arch/m68k/include/asm/bitops.h
@@ -148,7 +148,7 @@
#define __change_bit(nr, vaddr) change_bit(nr, vaddr)
-static inline int test_bit(int nr, const unsigned long *vaddr)
+static inline int test_bit(int nr, const volatile unsigned long *vaddr)
{
return (vaddr[nr >> 5] & (1UL << (nr & 31))) != 0;
}
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index a857d82..aab1edd 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -4,7 +4,7 @@
#include <uapi/asm/unistd.h>
-#define NR_syscalls 379
+#define NR_syscalls 380
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_OLD_STAT
diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h
index 9fe674bf..25589f5 100644
--- a/arch/m68k/include/uapi/asm/unistd.h
+++ b/arch/m68k/include/uapi/asm/unistd.h
@@ -384,5 +384,6 @@
#define __NR_copy_file_range 376
#define __NR_preadv2 377
#define __NR_pwritev2 378
+#define __NR_statx 379
#endif /* _UAPI_ASM_M68K_UNISTD_H_ */
diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S
index d6fd6d9..8c9fcfa 100644
--- a/arch/m68k/kernel/syscalltable.S
+++ b/arch/m68k/kernel/syscalltable.S
@@ -399,3 +399,4 @@
.long sys_copy_file_range
.long sys_preadv2
.long sys_pwritev2
+ .long sys_statx
diff --git a/arch/metag/kernel/ptrace.c b/arch/metag/kernel/ptrace.c
index 5fd16ee..e615603 100644
--- a/arch/metag/kernel/ptrace.c
+++ b/arch/metag/kernel/ptrace.c
@@ -26,6 +26,16 @@
* user_regset definitions.
*/
+static unsigned long user_txstatus(const struct pt_regs *regs)
+{
+ unsigned long data = (unsigned long)regs->ctx.Flags;
+
+ if (regs->ctx.SaveMask & TBICTX_CBUF_BIT)
+ data |= USER_GP_REGS_STATUS_CATCH_BIT;
+
+ return data;
+}
+
int metag_gp_regs_copyout(const struct pt_regs *regs,
unsigned int pos, unsigned int count,
void *kbuf, void __user *ubuf)
@@ -64,9 +74,7 @@
if (ret)
goto out;
/* TXSTATUS */
- data = (unsigned long)regs->ctx.Flags;
- if (regs->ctx.SaveMask & TBICTX_CBUF_BIT)
- data |= USER_GP_REGS_STATUS_CATCH_BIT;
+ data = user_txstatus(regs);
ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf,
&data, 4*25, 4*26);
if (ret)
@@ -121,6 +129,7 @@
if (ret)
goto out;
/* TXSTATUS */
+ data = user_txstatus(regs);
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&data, 4*25, 4*26);
if (ret)
@@ -246,6 +255,8 @@
unsigned long long *ptr;
int ret, i;
+ if (count < 4*13)
+ return -EINVAL;
/* Read the entire pipeline before making any changes */
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&rp, 0, 4*13);
@@ -305,7 +316,7 @@
const void *kbuf, const void __user *ubuf)
{
int ret;
- void __user *tls;
+ void __user *tls = target->thread.tls_ptr;
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &tls, 0, -1);
if (ret)
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 3396012..6931fe7 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -456,7 +456,8 @@
&target->thread.fpu,
0, sizeof(elf_fpregset_t));
- for (i = 0; i < NUM_FPU_REGS; i++) {
+ BUILD_BUG_ON(sizeof(fpr_val) != sizeof(elf_fpreg_t));
+ for (i = 0; i < NUM_FPU_REGS && count >= sizeof(elf_fpreg_t); i++) {
err = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&fpr_val, i * sizeof(elf_fpreg_t),
(i + 1) * sizeof(elf_fpreg_t));
diff --git a/arch/nios2/kernel/prom.c b/arch/nios2/kernel/prom.c
index 367c542..3901b80 100644
--- a/arch/nios2/kernel/prom.c
+++ b/arch/nios2/kernel/prom.c
@@ -48,6 +48,13 @@
return alloc_bootmem_align(size, align);
}
+int __init early_init_dt_reserve_memory_arch(phys_addr_t base, phys_addr_t size,
+ bool nomap)
+{
+ reserve_bootmem(base, size, BOOTMEM_DEFAULT);
+ return 0;
+}
+
void __init early_init_devtree(void *params)
{
__be32 *dtb = (u32 *)__dtb_start;
diff --git a/arch/nios2/kernel/setup.c b/arch/nios2/kernel/setup.c
index 6e57ffa..6044d9b 100644
--- a/arch/nios2/kernel/setup.c
+++ b/arch/nios2/kernel/setup.c
@@ -201,6 +201,9 @@
}
#endif /* CONFIG_BLK_DEV_INITRD */
+ early_init_fdt_reserve_self();
+ early_init_fdt_scan_reserved_mem();
+
unflatten_and_copy_device_tree();
setup_cpuinfo();
diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h
index edfbf9d..8442727 100644
--- a/arch/parisc/include/asm/uaccess.h
+++ b/arch/parisc/include/asm/uaccess.h
@@ -65,6 +65,15 @@
".previous\n"
/*
+ * ASM_EXCEPTIONTABLE_ENTRY_EFAULT() creates a special exception table entry
+ * (with lowest bit set) for which the fault handler in fixup_exception() will
+ * load -EFAULT into %r8 for a read or write fault, and zeroes the target
+ * register in case of a read fault in get_user().
+ */
+#define ASM_EXCEPTIONTABLE_ENTRY_EFAULT( fault_addr, except_addr )\
+ ASM_EXCEPTIONTABLE_ENTRY( fault_addr, except_addr + 1)
+
+/*
* The page fault handler stores, in a per-cpu area, the following information
* if a fixup routine is available.
*/
@@ -91,7 +100,7 @@
#define __get_user(x, ptr) \
({ \
register long __gu_err __asm__ ("r8") = 0; \
- register long __gu_val __asm__ ("r9") = 0; \
+ register long __gu_val; \
\
load_sr2(); \
switch (sizeof(*(ptr))) { \
@@ -107,22 +116,23 @@
})
#define __get_user_asm(ldx, ptr) \
- __asm__("\n1:\t" ldx "\t0(%%sr2,%2),%0\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b, fixup_get_user_skip_1)\
+ __asm__("1: " ldx " 0(%%sr2,%2),%0\n" \
+ "9:\n" \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \
: "=r"(__gu_val), "=r"(__gu_err) \
- : "r"(ptr), "1"(__gu_err) \
- : "r1");
+ : "r"(ptr), "1"(__gu_err));
#if !defined(CONFIG_64BIT)
#define __get_user_asm64(ptr) \
- __asm__("\n1:\tldw 0(%%sr2,%2),%0" \
- "\n2:\tldw 4(%%sr2,%2),%R0\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b, fixup_get_user_skip_2)\
- ASM_EXCEPTIONTABLE_ENTRY(2b, fixup_get_user_skip_1)\
+ __asm__(" copy %%r0,%R0\n" \
+ "1: ldw 0(%%sr2,%2),%0\n" \
+ "2: ldw 4(%%sr2,%2),%R0\n" \
+ "9:\n" \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \
: "=r"(__gu_val), "=r"(__gu_err) \
- : "r"(ptr), "1"(__gu_err) \
- : "r1");
+ : "r"(ptr), "1"(__gu_err));
#endif /* !defined(CONFIG_64BIT) */
@@ -148,32 +158,31 @@
* The "__put_user/kernel_asm()" macros tell gcc they read from memory
* instead of writing. This is because they do not write to any memory
* gcc knows about, so there are no aliasing issues. These macros must
- * also be aware that "fixup_put_user_skip_[12]" are executed in the
- * context of the fault, and any registers used there must be listed
- * as clobbers. In this case only "r1" is used by the current routines.
- * r8/r9 are already listed as err/val.
+ * also be aware that fixups are executed in the context of the fault,
+ * and any registers used there must be listed as clobbers.
+ * r8 is already listed as err.
*/
#define __put_user_asm(stx, x, ptr) \
__asm__ __volatile__ ( \
- "\n1:\t" stx "\t%2,0(%%sr2,%1)\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b, fixup_put_user_skip_1)\
+ "1: " stx " %2,0(%%sr2,%1)\n" \
+ "9:\n" \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \
: "=r"(__pu_err) \
- : "r"(ptr), "r"(x), "0"(__pu_err) \
- : "r1")
+ : "r"(ptr), "r"(x), "0"(__pu_err))
#if !defined(CONFIG_64BIT)
#define __put_user_asm64(__val, ptr) do { \
__asm__ __volatile__ ( \
- "\n1:\tstw %2,0(%%sr2,%1)" \
- "\n2:\tstw %R2,4(%%sr2,%1)\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b, fixup_put_user_skip_2)\
- ASM_EXCEPTIONTABLE_ENTRY(2b, fixup_put_user_skip_1)\
+ "1: stw %2,0(%%sr2,%1)\n" \
+ "2: stw %R2,4(%%sr2,%1)\n" \
+ "9:\n" \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \
+ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \
: "=r"(__pu_err) \
- : "r"(ptr), "r"(__val), "0"(__pu_err) \
- : "r1"); \
+ : "r"(ptr), "r"(__val), "0"(__pu_err)); \
} while (0)
#endif /* !defined(CONFIG_64BIT) */
diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c
index 7484b3d..c6d6272 100644
--- a/arch/parisc/kernel/parisc_ksyms.c
+++ b/arch/parisc/kernel/parisc_ksyms.c
@@ -47,16 +47,6 @@
EXPORT_SYMBOL(lclear_user);
EXPORT_SYMBOL(lstrnlen_user);
-/* Global fixups - defined as int to avoid creation of function pointers */
-extern int fixup_get_user_skip_1;
-extern int fixup_get_user_skip_2;
-extern int fixup_put_user_skip_1;
-extern int fixup_put_user_skip_2;
-EXPORT_SYMBOL(fixup_get_user_skip_1);
-EXPORT_SYMBOL(fixup_get_user_skip_2);
-EXPORT_SYMBOL(fixup_put_user_skip_1);
-EXPORT_SYMBOL(fixup_put_user_skip_2);
-
#ifndef CONFIG_64BIT
/* Needed so insmod can set dp value */
extern int $global$;
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index b76f503..4516a5b 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -143,6 +143,8 @@
printk(KERN_EMERG "System shut down completed.\n"
"Please power this system off now.");
+ /* prevent soft lockup/stalled CPU messages for endless loop. */
+ rcu_sysrq_start();
for (;;);
}
diff --git a/arch/parisc/lib/Makefile b/arch/parisc/lib/Makefile
index 8fa92b8..f2dac4d 100644
--- a/arch/parisc/lib/Makefile
+++ b/arch/parisc/lib/Makefile
@@ -2,7 +2,7 @@
# Makefile for parisc-specific library files
#
-lib-y := lusercopy.o bitops.o checksum.o io.o memset.o fixup.o memcpy.o \
+lib-y := lusercopy.o bitops.o checksum.o io.o memset.o memcpy.o \
ucmpdi2.o delay.o
obj-y := iomap.o
diff --git a/arch/parisc/lib/fixup.S b/arch/parisc/lib/fixup.S
deleted file mode 100644
index a5b72f2..0000000
--- a/arch/parisc/lib/fixup.S
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Linux/PA-RISC Project (http://www.parisc-linux.org/)
- *
- * Copyright (C) 2004 Randolph Chung <tausq@debian.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Fixup routines for kernel exception handling.
- */
-#include <asm/asm-offsets.h>
-#include <asm/assembly.h>
-#include <asm/errno.h>
-#include <linux/linkage.h>
-
-#ifdef CONFIG_SMP
- .macro get_fault_ip t1 t2
- loadgp
- addil LT%__per_cpu_offset,%r27
- LDREG RT%__per_cpu_offset(%r1),\t1
- /* t2 = smp_processor_id() */
- mfctl 30,\t2
- ldw TI_CPU(\t2),\t2
-#ifdef CONFIG_64BIT
- extrd,u \t2,63,32,\t2
-#endif
- /* t2 = &__per_cpu_offset[smp_processor_id()]; */
- LDREGX \t2(\t1),\t2
- addil LT%exception_data,%r27
- LDREG RT%exception_data(%r1),\t1
- /* t1 = this_cpu_ptr(&exception_data) */
- add,l \t1,\t2,\t1
- /* %r27 = t1->fault_gp - restore gp */
- LDREG EXCDATA_GP(\t1), %r27
- /* t1 = t1->fault_ip */
- LDREG EXCDATA_IP(\t1), \t1
- .endm
-#else
- .macro get_fault_ip t1 t2
- loadgp
- /* t1 = this_cpu_ptr(&exception_data) */
- addil LT%exception_data,%r27
- LDREG RT%exception_data(%r1),\t2
- /* %r27 = t2->fault_gp - restore gp */
- LDREG EXCDATA_GP(\t2), %r27
- /* t1 = t2->fault_ip */
- LDREG EXCDATA_IP(\t2), \t1
- .endm
-#endif
-
- .level LEVEL
-
- .text
- .section .fixup, "ax"
-
- /* get_user() fixups, store -EFAULT in r8, and 0 in r9 */
-ENTRY_CFI(fixup_get_user_skip_1)
- get_fault_ip %r1,%r8
- ldo 4(%r1), %r1
- ldi -EFAULT, %r8
- bv %r0(%r1)
- copy %r0, %r9
-ENDPROC_CFI(fixup_get_user_skip_1)
-
-ENTRY_CFI(fixup_get_user_skip_2)
- get_fault_ip %r1,%r8
- ldo 8(%r1), %r1
- ldi -EFAULT, %r8
- bv %r0(%r1)
- copy %r0, %r9
-ENDPROC_CFI(fixup_get_user_skip_2)
-
- /* put_user() fixups, store -EFAULT in r8 */
-ENTRY_CFI(fixup_put_user_skip_1)
- get_fault_ip %r1,%r8
- ldo 4(%r1), %r1
- bv %r0(%r1)
- ldi -EFAULT, %r8
-ENDPROC_CFI(fixup_put_user_skip_1)
-
-ENTRY_CFI(fixup_put_user_skip_2)
- get_fault_ip %r1,%r8
- ldo 8(%r1), %r1
- bv %r0(%r1)
- ldi -EFAULT, %r8
-ENDPROC_CFI(fixup_put_user_skip_2)
-
diff --git a/arch/parisc/lib/lusercopy.S b/arch/parisc/lib/lusercopy.S
index 56845de..f01188c 100644
--- a/arch/parisc/lib/lusercopy.S
+++ b/arch/parisc/lib/lusercopy.S
@@ -5,6 +5,8 @@
* Copyright (C) 2000 Richard Hirst <rhirst with parisc-linux.org>
* Copyright (C) 2001 Matthieu Delahaye <delahaym at esiee.fr>
* Copyright (C) 2003 Randolph Chung <tausq with parisc-linux.org>
+ * Copyright (C) 2017 Helge Deller <deller@gmx.de>
+ * Copyright (C) 2017 John David Anglin <dave.anglin@bell.net>
*
*
* This program is free software; you can redistribute it and/or modify
@@ -132,4 +134,320 @@
.procend
+
+
+/*
+ * unsigned long pa_memcpy(void *dstp, const void *srcp, unsigned long len)
+ *
+ * Inputs:
+ * - sr1 already contains space of source region
+ * - sr2 already contains space of destination region
+ *
+ * Returns:
+ * - number of bytes that could not be copied.
+ * On success, this will be zero.
+ *
+ * This code is based on a C-implementation of a copy routine written by
+ * Randolph Chung, which in turn was derived from the glibc.
+ *
+ * Several strategies are tried to try to get the best performance for various
+ * conditions. In the optimal case, we copy by loops that copy 32- or 16-bytes
+ * at a time using general registers. Unaligned copies are handled either by
+ * aligning the destination and then using shift-and-write method, or in a few
+ * cases by falling back to a byte-at-a-time copy.
+ *
+ * Testing with various alignments and buffer sizes shows that this code is
+ * often >10x faster than a simple byte-at-a-time copy, even for strangely
+ * aligned operands. It is interesting to note that the glibc version of memcpy
+ * (written in C) is actually quite fast already. This routine is able to beat
+ * it by 30-40% for aligned copies because of the loop unrolling, but in some
+ * cases the glibc version is still slightly faster. This lends more
+ * credibility that gcc can generate very good code as long as we are careful.
+ *
+ * Possible optimizations:
+ * - add cache prefetching
+ * - try not to use the post-increment address modifiers; they may create
+ * additional interlocks. Assumption is that those were only efficient on old
+ * machines (pre PA8000 processors)
+ */
+
+ dst = arg0
+ src = arg1
+ len = arg2
+ end = arg3
+ t1 = r19
+ t2 = r20
+ t3 = r21
+ t4 = r22
+ srcspc = sr1
+ dstspc = sr2
+
+ t0 = r1
+ a1 = t1
+ a2 = t2
+ a3 = t3
+ a0 = t4
+
+ save_src = ret0
+ save_dst = ret1
+ save_len = r31
+
+ENTRY_CFI(pa_memcpy)
+ .proc
+ .callinfo NO_CALLS
+ .entry
+
+ /* Last destination address */
+ add dst,len,end
+
+ /* short copy with less than 16 bytes? */
+ cmpib,>>=,n 15,len,.Lbyte_loop
+
+ /* same alignment? */
+ xor src,dst,t0
+ extru t0,31,2,t1
+ cmpib,<>,n 0,t1,.Lunaligned_copy
+
+#ifdef CONFIG_64BIT
+ /* only do 64-bit copies if we can get aligned. */
+ extru t0,31,3,t1
+ cmpib,<>,n 0,t1,.Lalign_loop32
+
+ /* loop until we are 64-bit aligned */
+.Lalign_loop64:
+ extru dst,31,3,t1
+ cmpib,=,n 0,t1,.Lcopy_loop_16
+20: ldb,ma 1(srcspc,src),t1
+21: stb,ma t1,1(dstspc,dst)
+ b .Lalign_loop64
+ ldo -1(len),len
+
+ ASM_EXCEPTIONTABLE_ENTRY(20b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(21b,.Lcopy_done)
+
+ ldi 31,t0
+.Lcopy_loop_16:
+ cmpb,COND(>>=),n t0,len,.Lword_loop
+
+10: ldd 0(srcspc,src),t1
+11: ldd 8(srcspc,src),t2
+ ldo 16(src),src
+12: std,ma t1,8(dstspc,dst)
+13: std,ma t2,8(dstspc,dst)
+14: ldd 0(srcspc,src),t1
+15: ldd 8(srcspc,src),t2
+ ldo 16(src),src
+16: std,ma t1,8(dstspc,dst)
+17: std,ma t2,8(dstspc,dst)
+
+ ASM_EXCEPTIONTABLE_ENTRY(10b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(11b,.Lcopy16_fault)
+ ASM_EXCEPTIONTABLE_ENTRY(12b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(13b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(14b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(15b,.Lcopy16_fault)
+ ASM_EXCEPTIONTABLE_ENTRY(16b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(17b,.Lcopy_done)
+
+ b .Lcopy_loop_16
+ ldo -32(len),len
+
+.Lword_loop:
+ cmpib,COND(>>=),n 3,len,.Lbyte_loop
+20: ldw,ma 4(srcspc,src),t1
+21: stw,ma t1,4(dstspc,dst)
+ b .Lword_loop
+ ldo -4(len),len
+
+ ASM_EXCEPTIONTABLE_ENTRY(20b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(21b,.Lcopy_done)
+
+#endif /* CONFIG_64BIT */
+
+ /* loop until we are 32-bit aligned */
+.Lalign_loop32:
+ extru dst,31,2,t1
+ cmpib,=,n 0,t1,.Lcopy_loop_4
+20: ldb,ma 1(srcspc,src),t1
+21: stb,ma t1,1(dstspc,dst)
+ b .Lalign_loop32
+ ldo -1(len),len
+
+ ASM_EXCEPTIONTABLE_ENTRY(20b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(21b,.Lcopy_done)
+
+
+.Lcopy_loop_4:
+ cmpib,COND(>>=),n 15,len,.Lbyte_loop
+
+10: ldw 0(srcspc,src),t1
+11: ldw 4(srcspc,src),t2
+12: stw,ma t1,4(dstspc,dst)
+13: stw,ma t2,4(dstspc,dst)
+14: ldw 8(srcspc,src),t1
+15: ldw 12(srcspc,src),t2
+ ldo 16(src),src
+16: stw,ma t1,4(dstspc,dst)
+17: stw,ma t2,4(dstspc,dst)
+
+ ASM_EXCEPTIONTABLE_ENTRY(10b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(11b,.Lcopy8_fault)
+ ASM_EXCEPTIONTABLE_ENTRY(12b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(13b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(14b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(15b,.Lcopy8_fault)
+ ASM_EXCEPTIONTABLE_ENTRY(16b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(17b,.Lcopy_done)
+
+ b .Lcopy_loop_4
+ ldo -16(len),len
+
+.Lbyte_loop:
+ cmpclr,COND(<>) len,%r0,%r0
+ b,n .Lcopy_done
+20: ldb 0(srcspc,src),t1
+ ldo 1(src),src
+21: stb,ma t1,1(dstspc,dst)
+ b .Lbyte_loop
+ ldo -1(len),len
+
+ ASM_EXCEPTIONTABLE_ENTRY(20b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(21b,.Lcopy_done)
+
+.Lcopy_done:
+ bv %r0(%r2)
+ sub end,dst,ret0
+
+
+ /* src and dst are not aligned the same way. */
+ /* need to go the hard way */
+.Lunaligned_copy:
+ /* align until dst is 32bit-word-aligned */
+ extru dst,31,2,t1
+ cmpib,COND(=),n 0,t1,.Lcopy_dstaligned
+20: ldb 0(srcspc,src),t1
+ ldo 1(src),src
+21: stb,ma t1,1(dstspc,dst)
+ b .Lunaligned_copy
+ ldo -1(len),len
+
+ ASM_EXCEPTIONTABLE_ENTRY(20b,.Lcopy_done)
+ ASM_EXCEPTIONTABLE_ENTRY(21b,.Lcopy_done)
+
+.Lcopy_dstaligned:
+
+ /* store src, dst and len in safe place */
+ copy src,save_src
+ copy dst,save_dst
+ copy len,save_len
+
+ /* len now needs give number of words to copy */
+ SHRREG len,2,len
+
+ /*
+ * Copy from a not-aligned src to an aligned dst using shifts.
+ * Handles 4 words per loop.
+ */
+
+ depw,z src,28,2,t0
+ subi 32,t0,t0
+ mtsar t0
+ extru len,31,2,t0
+ cmpib,= 2,t0,.Lcase2
+ /* Make src aligned by rounding it down. */
+ depi 0,31,2,src
+
+ cmpiclr,<> 3,t0,%r0
+ b,n .Lcase3
+ cmpiclr,<> 1,t0,%r0
+ b,n .Lcase1
+.Lcase0:
+ cmpb,= %r0,len,.Lcda_finish
+ nop
+
+1: ldw,ma 4(srcspc,src), a3
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+1: ldw,ma 4(srcspc,src), a0
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ b,n .Ldo3
+.Lcase1:
+1: ldw,ma 4(srcspc,src), a2
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+1: ldw,ma 4(srcspc,src), a3
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ ldo -1(len),len
+ cmpb,=,n %r0,len,.Ldo0
+.Ldo4:
+1: ldw,ma 4(srcspc,src), a0
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ shrpw a2, a3, %sar, t0
+1: stw,ma t0, 4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcopy_done)
+.Ldo3:
+1: ldw,ma 4(srcspc,src), a1
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ shrpw a3, a0, %sar, t0
+1: stw,ma t0, 4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcopy_done)
+.Ldo2:
+1: ldw,ma 4(srcspc,src), a2
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ shrpw a0, a1, %sar, t0
+1: stw,ma t0, 4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcopy_done)
+.Ldo1:
+1: ldw,ma 4(srcspc,src), a3
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ shrpw a1, a2, %sar, t0
+1: stw,ma t0, 4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcopy_done)
+ ldo -4(len),len
+ cmpb,<> %r0,len,.Ldo4
+ nop
+.Ldo0:
+ shrpw a2, a3, %sar, t0
+1: stw,ma t0, 4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcopy_done)
+
+.Lcda_rdfault:
+.Lcda_finish:
+ /* calculate new src, dst and len and jump to byte-copy loop */
+ sub dst,save_dst,t0
+ add save_src,t0,src
+ b .Lbyte_loop
+ sub save_len,t0,len
+
+.Lcase3:
+1: ldw,ma 4(srcspc,src), a0
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+1: ldw,ma 4(srcspc,src), a1
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ b .Ldo2
+ ldo 1(len),len
+.Lcase2:
+1: ldw,ma 4(srcspc,src), a1
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+1: ldw,ma 4(srcspc,src), a2
+ ASM_EXCEPTIONTABLE_ENTRY(1b,.Lcda_rdfault)
+ b .Ldo1
+ ldo 2(len),len
+
+
+ /* fault exception fixup handlers: */
+#ifdef CONFIG_64BIT
+.Lcopy16_fault:
+10: b .Lcopy_done
+ std,ma t1,8(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(10b,.Lcopy_done)
+#endif
+
+.Lcopy8_fault:
+10: b .Lcopy_done
+ stw,ma t1,4(dstspc,dst)
+ ASM_EXCEPTIONTABLE_ENTRY(10b,.Lcopy_done)
+
+ .exit
+ENDPROC_CFI(pa_memcpy)
+ .procend
+
.end
diff --git a/arch/parisc/lib/memcpy.c b/arch/parisc/lib/memcpy.c
index f82ff10..b3d47ec 100644
--- a/arch/parisc/lib/memcpy.c
+++ b/arch/parisc/lib/memcpy.c
@@ -2,7 +2,7 @@
* Optimized memory copy routines.
*
* Copyright (C) 2004 Randolph Chung <tausq@debian.org>
- * Copyright (C) 2013 Helge Deller <deller@gmx.de>
+ * Copyright (C) 2013-2017 Helge Deller <deller@gmx.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -21,474 +21,21 @@
* Portions derived from the GNU C Library
* Copyright (C) 1991, 1997, 2003 Free Software Foundation, Inc.
*
- * Several strategies are tried to try to get the best performance for various
- * conditions. In the optimal case, we copy 64-bytes in an unrolled loop using
- * fp regs. This is followed by loops that copy 32- or 16-bytes at a time using
- * general registers. Unaligned copies are handled either by aligning the
- * destination and then using shift-and-write method, or in a few cases by
- * falling back to a byte-at-a-time copy.
- *
- * I chose to implement this in C because it is easier to maintain and debug,
- * and in my experiments it appears that the C code generated by gcc (3.3/3.4
- * at the time of writing) is fairly optimal. Unfortunately some of the
- * semantics of the copy routine (exception handling) is difficult to express
- * in C, so we have to play some tricks to get it to work.
- *
- * All the loads and stores are done via explicit asm() code in order to use
- * the right space registers.
- *
- * Testing with various alignments and buffer sizes shows that this code is
- * often >10x faster than a simple byte-at-a-time copy, even for strangely
- * aligned operands. It is interesting to note that the glibc version
- * of memcpy (written in C) is actually quite fast already. This routine is
- * able to beat it by 30-40% for aligned copies because of the loop unrolling,
- * but in some cases the glibc version is still slightly faster. This lends
- * more credibility that gcc can generate very good code as long as we are
- * careful.
- *
- * TODO:
- * - cache prefetching needs more experimentation to get optimal settings
- * - try not to use the post-increment address modifiers; they create additional
- * interlocks
- * - replace byte-copy loops with stybs sequences
*/
-#ifdef __KERNEL__
#include <linux/module.h>
#include <linux/compiler.h>
#include <linux/uaccess.h>
-#define s_space "%%sr1"
-#define d_space "%%sr2"
-#else
-#include "memcpy.h"
-#define s_space "%%sr0"
-#define d_space "%%sr0"
-#define pa_memcpy new2_copy
-#endif
DECLARE_PER_CPU(struct exception_data, exception_data);
-#define preserve_branch(label) do { \
- volatile int dummy = 0; \
- /* The following branch is never taken, it's just here to */ \
- /* prevent gcc from optimizing away our exception code. */ \
- if (unlikely(dummy != dummy)) \
- goto label; \
-} while (0)
-
#define get_user_space() (segment_eq(get_fs(), KERNEL_DS) ? 0 : mfsp(3))
#define get_kernel_space() (0)
-#define MERGE(w0, sh_1, w1, sh_2) ({ \
- unsigned int _r; \
- asm volatile ( \
- "mtsar %3\n" \
- "shrpw %1, %2, %%sar, %0\n" \
- : "=r"(_r) \
- : "r"(w0), "r"(w1), "r"(sh_2) \
- ); \
- _r; \
-})
-#define THRESHOLD 16
-
-#ifdef DEBUG_MEMCPY
-#define DPRINTF(fmt, args...) do { printk(KERN_DEBUG "%s:%d:%s ", __FILE__, __LINE__, __func__ ); printk(KERN_DEBUG fmt, ##args ); } while (0)
-#else
-#define DPRINTF(fmt, args...)
-#endif
-
-#define def_load_ai_insn(_insn,_sz,_tt,_s,_a,_t,_e) \
- __asm__ __volatile__ ( \
- "1:\t" #_insn ",ma " #_sz "(" _s ",%1), %0\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
- : _tt(_t), "+r"(_a) \
- : \
- : "r8")
-
-#define def_store_ai_insn(_insn,_sz,_tt,_s,_a,_t,_e) \
- __asm__ __volatile__ ( \
- "1:\t" #_insn ",ma %1, " #_sz "(" _s ",%0)\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
- : "+r"(_a) \
- : _tt(_t) \
- : "r8")
-
-#define ldbma(_s, _a, _t, _e) def_load_ai_insn(ldbs,1,"=r",_s,_a,_t,_e)
-#define stbma(_s, _t, _a, _e) def_store_ai_insn(stbs,1,"r",_s,_a,_t,_e)
-#define ldwma(_s, _a, _t, _e) def_load_ai_insn(ldw,4,"=r",_s,_a,_t,_e)
-#define stwma(_s, _t, _a, _e) def_store_ai_insn(stw,4,"r",_s,_a,_t,_e)
-#define flddma(_s, _a, _t, _e) def_load_ai_insn(fldd,8,"=f",_s,_a,_t,_e)
-#define fstdma(_s, _t, _a, _e) def_store_ai_insn(fstd,8,"f",_s,_a,_t,_e)
-
-#define def_load_insn(_insn,_tt,_s,_o,_a,_t,_e) \
- __asm__ __volatile__ ( \
- "1:\t" #_insn " " #_o "(" _s ",%1), %0\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
- : _tt(_t) \
- : "r"(_a) \
- : "r8")
-
-#define def_store_insn(_insn,_tt,_s,_t,_o,_a,_e) \
- __asm__ __volatile__ ( \
- "1:\t" #_insn " %0, " #_o "(" _s ",%1)\n\t" \
- ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
- : \
- : _tt(_t), "r"(_a) \
- : "r8")
-
-#define ldw(_s,_o,_a,_t,_e) def_load_insn(ldw,"=r",_s,_o,_a,_t,_e)
-#define stw(_s,_t,_o,_a,_e) def_store_insn(stw,"r",_s,_t,_o,_a,_e)
-
-#ifdef CONFIG_PREFETCH
-static inline void prefetch_src(const void *addr)
-{
- __asm__("ldw 0(" s_space ",%0), %%r0" : : "r" (addr));
-}
-
-static inline void prefetch_dst(const void *addr)
-{
- __asm__("ldd 0(" d_space ",%0), %%r0" : : "r" (addr));
-}
-#else
-#define prefetch_src(addr) do { } while(0)
-#define prefetch_dst(addr) do { } while(0)
-#endif
-
-#define PA_MEMCPY_OK 0
-#define PA_MEMCPY_LOAD_ERROR 1
-#define PA_MEMCPY_STORE_ERROR 2
-
-/* Copy from a not-aligned src to an aligned dst, using shifts. Handles 4 words
- * per loop. This code is derived from glibc.
- */
-static noinline unsigned long copy_dstaligned(unsigned long dst,
- unsigned long src, unsigned long len)
-{
- /* gcc complains that a2 and a3 may be uninitialized, but actually
- * they cannot be. Initialize a2/a3 to shut gcc up.
- */
- register unsigned int a0, a1, a2 = 0, a3 = 0;
- int sh_1, sh_2;
-
- /* prefetch_src((const void *)src); */
-
- /* Calculate how to shift a word read at the memory operation
- aligned srcp to make it aligned for copy. */
- sh_1 = 8 * (src % sizeof(unsigned int));
- sh_2 = 8 * sizeof(unsigned int) - sh_1;
-
- /* Make src aligned by rounding it down. */
- src &= -sizeof(unsigned int);
-
- switch (len % 4)
- {
- case 2:
- /* a1 = ((unsigned int *) src)[0];
- a2 = ((unsigned int *) src)[1]; */
- ldw(s_space, 0, src, a1, cda_ldw_exc);
- ldw(s_space, 4, src, a2, cda_ldw_exc);
- src -= 1 * sizeof(unsigned int);
- dst -= 3 * sizeof(unsigned int);
- len += 2;
- goto do1;
- case 3:
- /* a0 = ((unsigned int *) src)[0];
- a1 = ((unsigned int *) src)[1]; */
- ldw(s_space, 0, src, a0, cda_ldw_exc);
- ldw(s_space, 4, src, a1, cda_ldw_exc);
- src -= 0 * sizeof(unsigned int);
- dst -= 2 * sizeof(unsigned int);
- len += 1;
- goto do2;
- case 0:
- if (len == 0)
- return PA_MEMCPY_OK;
- /* a3 = ((unsigned int *) src)[0];
- a0 = ((unsigned int *) src)[1]; */
- ldw(s_space, 0, src, a3, cda_ldw_exc);
- ldw(s_space, 4, src, a0, cda_ldw_exc);
- src -=-1 * sizeof(unsigned int);
- dst -= 1 * sizeof(unsigned int);
- len += 0;
- goto do3;
- case 1:
- /* a2 = ((unsigned int *) src)[0];
- a3 = ((unsigned int *) src)[1]; */
- ldw(s_space, 0, src, a2, cda_ldw_exc);
- ldw(s_space, 4, src, a3, cda_ldw_exc);
- src -=-2 * sizeof(unsigned int);
- dst -= 0 * sizeof(unsigned int);
- len -= 1;
- if (len == 0)
- goto do0;
- goto do4; /* No-op. */
- }
-
- do
- {
- /* prefetch_src((const void *)(src + 4 * sizeof(unsigned int))); */
-do4:
- /* a0 = ((unsigned int *) src)[0]; */
- ldw(s_space, 0, src, a0, cda_ldw_exc);
- /* ((unsigned int *) dst)[0] = MERGE (a2, sh_1, a3, sh_2); */
- stw(d_space, MERGE (a2, sh_1, a3, sh_2), 0, dst, cda_stw_exc);
-do3:
- /* a1 = ((unsigned int *) src)[1]; */
- ldw(s_space, 4, src, a1, cda_ldw_exc);
- /* ((unsigned int *) dst)[1] = MERGE (a3, sh_1, a0, sh_2); */
- stw(d_space, MERGE (a3, sh_1, a0, sh_2), 4, dst, cda_stw_exc);
-do2:
- /* a2 = ((unsigned int *) src)[2]; */
- ldw(s_space, 8, src, a2, cda_ldw_exc);
- /* ((unsigned int *) dst)[2] = MERGE (a0, sh_1, a1, sh_2); */
- stw(d_space, MERGE (a0, sh_1, a1, sh_2), 8, dst, cda_stw_exc);
-do1:
- /* a3 = ((unsigned int *) src)[3]; */
- ldw(s_space, 12, src, a3, cda_ldw_exc);
- /* ((unsigned int *) dst)[3] = MERGE (a1, sh_1, a2, sh_2); */
- stw(d_space, MERGE (a1, sh_1, a2, sh_2), 12, dst, cda_stw_exc);
-
- src += 4 * sizeof(unsigned int);
- dst += 4 * sizeof(unsigned int);
- len -= 4;
- }
- while (len != 0);
-
-do0:
- /* ((unsigned int *) dst)[0] = MERGE (a2, sh_1, a3, sh_2); */
- stw(d_space, MERGE (a2, sh_1, a3, sh_2), 0, dst, cda_stw_exc);
-
- preserve_branch(handle_load_error);
- preserve_branch(handle_store_error);
-
- return PA_MEMCPY_OK;
-
-handle_load_error:
- __asm__ __volatile__ ("cda_ldw_exc:\n");
- return PA_MEMCPY_LOAD_ERROR;
-
-handle_store_error:
- __asm__ __volatile__ ("cda_stw_exc:\n");
- return PA_MEMCPY_STORE_ERROR;
-}
-
-
-/* Returns PA_MEMCPY_OK, PA_MEMCPY_LOAD_ERROR or PA_MEMCPY_STORE_ERROR.
- * In case of an access fault the faulty address can be read from the per_cpu
- * exception data struct. */
-static noinline unsigned long pa_memcpy_internal(void *dstp, const void *srcp,
- unsigned long len)
-{
- register unsigned long src, dst, t1, t2, t3;
- register unsigned char *pcs, *pcd;
- register unsigned int *pws, *pwd;
- register double *pds, *pdd;
- unsigned long ret;
-
- src = (unsigned long)srcp;
- dst = (unsigned long)dstp;
- pcs = (unsigned char *)srcp;
- pcd = (unsigned char *)dstp;
-
- /* prefetch_src((const void *)srcp); */
-
- if (len < THRESHOLD)
- goto byte_copy;
-
- /* Check alignment */
- t1 = (src ^ dst);
- if (unlikely(t1 & (sizeof(double)-1)))
- goto unaligned_copy;
-
- /* src and dst have same alignment. */
-
- /* Copy bytes till we are double-aligned. */
- t2 = src & (sizeof(double) - 1);
- if (unlikely(t2 != 0)) {
- t2 = sizeof(double) - t2;
- while (t2 && len) {
- /* *pcd++ = *pcs++; */
- ldbma(s_space, pcs, t3, pmc_load_exc);
- len--;
- stbma(d_space, t3, pcd, pmc_store_exc);
- t2--;
- }
- }
-
- pds = (double *)pcs;
- pdd = (double *)pcd;
-
-#if 0
- /* Copy 8 doubles at a time */
- while (len >= 8*sizeof(double)) {
- register double r1, r2, r3, r4, r5, r6, r7, r8;
- /* prefetch_src((char *)pds + L1_CACHE_BYTES); */
- flddma(s_space, pds, r1, pmc_load_exc);
- flddma(s_space, pds, r2, pmc_load_exc);
- flddma(s_space, pds, r3, pmc_load_exc);
- flddma(s_space, pds, r4, pmc_load_exc);
- fstdma(d_space, r1, pdd, pmc_store_exc);
- fstdma(d_space, r2, pdd, pmc_store_exc);
- fstdma(d_space, r3, pdd, pmc_store_exc);
- fstdma(d_space, r4, pdd, pmc_store_exc);
-
-#if 0
- if (L1_CACHE_BYTES <= 32)
- prefetch_src((char *)pds + L1_CACHE_BYTES);
-#endif
- flddma(s_space, pds, r5, pmc_load_exc);
- flddma(s_space, pds, r6, pmc_load_exc);
- flddma(s_space, pds, r7, pmc_load_exc);
- flddma(s_space, pds, r8, pmc_load_exc);
- fstdma(d_space, r5, pdd, pmc_store_exc);
- fstdma(d_space, r6, pdd, pmc_store_exc);
- fstdma(d_space, r7, pdd, pmc_store_exc);
- fstdma(d_space, r8, pdd, pmc_store_exc);
- len -= 8*sizeof(double);
- }
-#endif
-
- pws = (unsigned int *)pds;
- pwd = (unsigned int *)pdd;
-
-word_copy:
- while (len >= 8*sizeof(unsigned int)) {
- register unsigned int r1,r2,r3,r4,r5,r6,r7,r8;
- /* prefetch_src((char *)pws + L1_CACHE_BYTES); */
- ldwma(s_space, pws, r1, pmc_load_exc);
- ldwma(s_space, pws, r2, pmc_load_exc);
- ldwma(s_space, pws, r3, pmc_load_exc);
- ldwma(s_space, pws, r4, pmc_load_exc);
- stwma(d_space, r1, pwd, pmc_store_exc);
- stwma(d_space, r2, pwd, pmc_store_exc);
- stwma(d_space, r3, pwd, pmc_store_exc);
- stwma(d_space, r4, pwd, pmc_store_exc);
-
- ldwma(s_space, pws, r5, pmc_load_exc);
- ldwma(s_space, pws, r6, pmc_load_exc);
- ldwma(s_space, pws, r7, pmc_load_exc);
- ldwma(s_space, pws, r8, pmc_load_exc);
- stwma(d_space, r5, pwd, pmc_store_exc);
- stwma(d_space, r6, pwd, pmc_store_exc);
- stwma(d_space, r7, pwd, pmc_store_exc);
- stwma(d_space, r8, pwd, pmc_store_exc);
- len -= 8*sizeof(unsigned int);
- }
-
- while (len >= 4*sizeof(unsigned int)) {
- register unsigned int r1,r2,r3,r4;
- ldwma(s_space, pws, r1, pmc_load_exc);
- ldwma(s_space, pws, r2, pmc_load_exc);
- ldwma(s_space, pws, r3, pmc_load_exc);
- ldwma(s_space, pws, r4, pmc_load_exc);
- stwma(d_space, r1, pwd, pmc_store_exc);
- stwma(d_space, r2, pwd, pmc_store_exc);
- stwma(d_space, r3, pwd, pmc_store_exc);
- stwma(d_space, r4, pwd, pmc_store_exc);
- len -= 4*sizeof(unsigned int);
- }
-
- pcs = (unsigned char *)pws;
- pcd = (unsigned char *)pwd;
-
-byte_copy:
- while (len) {
- /* *pcd++ = *pcs++; */
- ldbma(s_space, pcs, t3, pmc_load_exc);
- stbma(d_space, t3, pcd, pmc_store_exc);
- len--;
- }
-
- return PA_MEMCPY_OK;
-
-unaligned_copy:
- /* possibly we are aligned on a word, but not on a double... */
- if (likely((t1 & (sizeof(unsigned int)-1)) == 0)) {
- t2 = src & (sizeof(unsigned int) - 1);
-
- if (unlikely(t2 != 0)) {
- t2 = sizeof(unsigned int) - t2;
- while (t2) {
- /* *pcd++ = *pcs++; */
- ldbma(s_space, pcs, t3, pmc_load_exc);
- stbma(d_space, t3, pcd, pmc_store_exc);
- len--;
- t2--;
- }
- }
-
- pws = (unsigned int *)pcs;
- pwd = (unsigned int *)pcd;
- goto word_copy;
- }
-
- /* Align the destination. */
- if (unlikely((dst & (sizeof(unsigned int) - 1)) != 0)) {
- t2 = sizeof(unsigned int) - (dst & (sizeof(unsigned int) - 1));
- while (t2) {
- /* *pcd++ = *pcs++; */
- ldbma(s_space, pcs, t3, pmc_load_exc);
- stbma(d_space, t3, pcd, pmc_store_exc);
- len--;
- t2--;
- }
- dst = (unsigned long)pcd;
- src = (unsigned long)pcs;
- }
-
- ret = copy_dstaligned(dst, src, len / sizeof(unsigned int));
- if (ret)
- return ret;
-
- pcs += (len & -sizeof(unsigned int));
- pcd += (len & -sizeof(unsigned int));
- len %= sizeof(unsigned int);
-
- preserve_branch(handle_load_error);
- preserve_branch(handle_store_error);
-
- goto byte_copy;
-
-handle_load_error:
- __asm__ __volatile__ ("pmc_load_exc:\n");
- return PA_MEMCPY_LOAD_ERROR;
-
-handle_store_error:
- __asm__ __volatile__ ("pmc_store_exc:\n");
- return PA_MEMCPY_STORE_ERROR;
-}
-
-
/* Returns 0 for success, otherwise, returns number of bytes not transferred. */
-static unsigned long pa_memcpy(void *dstp, const void *srcp, unsigned long len)
-{
- unsigned long ret, fault_addr, reference;
- struct exception_data *d;
+extern unsigned long pa_memcpy(void *dst, const void *src,
+ unsigned long len);
- ret = pa_memcpy_internal(dstp, srcp, len);
- if (likely(ret == PA_MEMCPY_OK))
- return 0;
-
- /* if a load or store fault occured we can get the faulty addr */
- d = this_cpu_ptr(&exception_data);
- fault_addr = d->fault_addr;
-
- /* error in load or store? */
- if (ret == PA_MEMCPY_LOAD_ERROR)
- reference = (unsigned long) srcp;
- else
- reference = (unsigned long) dstp;
-
- DPRINTF("pa_memcpy: fault type = %lu, len=%lu fault_addr=%lu ref=%lu\n",
- ret, len, fault_addr, reference);
-
- if (fault_addr >= reference)
- return len - (fault_addr - reference);
- else
- return len;
-}
-
-#ifdef __KERNEL__
unsigned long __copy_to_user(void __user *dst, const void *src,
unsigned long len)
{
@@ -537,5 +84,3 @@
return __probe_kernel_read(dst, src, size);
}
-
-#endif
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c
index deab89a..32ec221 100644
--- a/arch/parisc/mm/fault.c
+++ b/arch/parisc/mm/fault.c
@@ -150,6 +150,23 @@
d->fault_space = regs->isr;
d->fault_addr = regs->ior;
+ /*
+ * Fix up get_user() and put_user().
+ * ASM_EXCEPTIONTABLE_ENTRY_EFAULT() sets the least-significant
+ * bit in the relative address of the fixup routine to indicate
+ * that %r8 should be loaded with -EFAULT to report a userspace
+ * access error.
+ */
+ if (fix->fixup & 1) {
+ regs->gr[8] = -EFAULT;
+
+ /* zero target register for get_user() */
+ if (parisc_acctyp(0, regs->iir) == VM_READ) {
+ int treg = regs->iir & 0x1f;
+ regs->gr[treg] = 0;
+ }
+ }
+
regs->iaoq[0] = (unsigned long)&fix->fixup + fix->fixup;
regs->iaoq[0] &= ~3;
/*
diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S
index 9957287..6fd0821 100644
--- a/arch/powerpc/kernel/idle_book3s.S
+++ b/arch/powerpc/kernel/idle_book3s.S
@@ -449,9 +449,23 @@
_GLOBAL(pnv_wakeup_tb_loss)
ld r1,PACAR1(r13)
/*
- * Before entering any idle state, the NVGPRs are saved in the stack
- * and they are restored before switching to the process context. Hence
- * until they are restored, they are free to be used.
+ * Before entering any idle state, the NVGPRs are saved in the stack.
+ * If there was a state loss, or PACA_NAPSTATELOST was set, then the
+ * NVGPRs are restored. If we are here, it is likely that state is lost,
+ * but not guaranteed -- neither ISA207 nor ISA300 tests to reach
+ * here are the same as the test to restore NVGPRS:
+ * PACA_THREAD_IDLE_STATE test for ISA207, PSSCR test for ISA300,
+ * and SRR1 test for restoring NVGPRs.
+ *
+ * We are about to clobber NVGPRs now, so set NAPSTATELOST to
+ * guarantee they will always be restored. This might be tightened
+ * with careful reading of specs (particularly for ISA300) but this
+ * is already a slow wakeup path and it's simpler to be safe.
+ */
+ li r0,1
+ stb r0,PACA_NAPSTATELOST(r13)
+
+ /*
*
* Save SRR1 and LR in NVGPRs as they might be clobbered in
* opal_call() (called in CHECK_HMI_INTERRUPT). SRR1 is required
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 9be9920..c22f207 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -397,8 +397,7 @@
void __init mmu_early_init_devtree(void)
{
/* Disable radix mode based on kernel command line. */
- /* We don't yet have the machinery to do radix as a guest. */
- if (disable_radix || !(mfmsr() & MSR_HV))
+ if (disable_radix)
cur_cpu_spec->mmu_features &= ~MMU_FTR_TYPE_RADIX;
/*
diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c
index fa95041..33ca293 100644
--- a/arch/s390/boot/compressed/misc.c
+++ b/arch/s390/boot/compressed/misc.c
@@ -141,31 +141,34 @@
unsigned long decompress_kernel(void)
{
- unsigned long output_addr;
- unsigned char *output;
+ void *output, *kernel_end;
- output_addr = ((unsigned long) &_end + HEAP_SIZE + 4095UL) & -4096UL;
- check_ipl_parmblock((void *) 0, output_addr + SZ__bss_start);
- memset(&_bss, 0, &_ebss - &_bss);
- free_mem_ptr = (unsigned long)&_end;
- free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
- output = (unsigned char *) output_addr;
+ output = (void *) ALIGN((unsigned long) &_end + HEAP_SIZE, PAGE_SIZE);
+ kernel_end = output + SZ__bss_start;
+ check_ipl_parmblock((void *) 0, (unsigned long) kernel_end);
#ifdef CONFIG_BLK_DEV_INITRD
/*
* Move the initrd right behind the end of the decompressed
- * kernel image.
+ * kernel image. This also prevents initrd corruption caused by
+ * bss clearing since kernel_end will always be located behind the
+ * current bss section..
*/
- if (INITRD_START && INITRD_SIZE &&
- INITRD_START < (unsigned long) output + SZ__bss_start) {
- check_ipl_parmblock(output + SZ__bss_start,
- INITRD_START + INITRD_SIZE);
- memmove(output + SZ__bss_start,
- (void *) INITRD_START, INITRD_SIZE);
- INITRD_START = (unsigned long) output + SZ__bss_start;
+ if (INITRD_START && INITRD_SIZE && kernel_end > (void *) INITRD_START) {
+ check_ipl_parmblock(kernel_end, INITRD_SIZE);
+ memmove(kernel_end, (void *) INITRD_START, INITRD_SIZE);
+ INITRD_START = (unsigned long) kernel_end;
}
#endif
+ /*
+ * Clear bss section. free_mem_ptr and free_mem_end_ptr need to be
+ * initialized afterwards since they reside in bss.
+ */
+ memset(&_bss, 0, &_ebss - &_bss);
+ free_mem_ptr = (unsigned long) &_end;
+ free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
+
puts("Uncompressing Linux... ");
__decompress(input_data, input_len, NULL, NULL, output, 0, NULL, error);
puts("Ok, booting the kernel.\n");
diff --git a/arch/s390/include/asm/sections.h b/arch/s390/include/asm/sections.h
index 5ce29fe..fbd9116 100644
--- a/arch/s390/include/asm/sections.h
+++ b/arch/s390/include/asm/sections.h
@@ -4,6 +4,5 @@
#include <asm-generic/sections.h>
extern char _eshared[], _ehead[];
-extern char __start_ro_after_init[], __end_ro_after_init[];
#endif
diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h
index 136932f..3ea1554 100644
--- a/arch/s390/include/asm/uaccess.h
+++ b/arch/s390/include/asm/uaccess.h
@@ -147,7 +147,7 @@
" jg 2b\n" \
".popsection\n" \
EX_TABLE(0b,3b) EX_TABLE(1b,3b) \
- : "=d" (__rc), "=Q" (*(to)) \
+ : "=d" (__rc), "+Q" (*(to)) \
: "d" (size), "Q" (*(from)), \
"d" (__reg0), "K" (-EFAULT) \
: "cc"); \
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 47a973b..5dab859 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -909,13 +909,11 @@
{
struct pcpu *pcpu = pcpu_devices;
+ WARN_ON(!cpu_present(0) || !cpu_online(0));
pcpu->state = CPU_STATE_CONFIGURED;
- pcpu->address = stap();
pcpu->lowcore = (struct lowcore *)(unsigned long) store_prefix();
S390_lowcore.percpu_offset = __per_cpu_offset[0];
smp_cpu_set_polarization(0, POLARIZATION_UNKNOWN);
- set_cpu_present(0, true);
- set_cpu_online(0, true);
}
void __init smp_cpus_done(unsigned int max_cpus)
@@ -924,6 +922,7 @@
void __init smp_setup_processor_id(void)
{
+ pcpu_devices[0].address = stap();
S390_lowcore.cpu_nr = 0;
S390_lowcore.spinlock_lockval = arch_spin_lockval(0);
}
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 5ccf953..72307f1 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -63,11 +63,9 @@
. = ALIGN(PAGE_SIZE);
__start_ro_after_init = .;
- __start_data_ro_after_init = .;
.data..ro_after_init : {
*(.data..ro_after_init)
}
- __end_data_ro_after_init = .;
EXCEPTION_TABLE(16)
. = ALIGN(PAGE_SIZE);
__end_ro_after_init = .;
diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c
index df9e731..fc5124c 100644
--- a/arch/sparc/kernel/ptrace_64.c
+++ b/arch/sparc/kernel/ptrace_64.c
@@ -351,7 +351,7 @@
}
if (!ret) {
- unsigned long y;
+ unsigned long y = regs->y;
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&y,
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 2d44933..a94a4d1 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -120,10 +120,6 @@
# -funit-at-a-time shrinks the kernel .text considerably
# unfortunately it makes reading oopses harder.
KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)
-
- # this works around some issues with generating unwind tables in older gccs
- # newer gccs do it by default
- KBUILD_CFLAGS += $(call cc-option,-maccumulate-outgoing-args)
endif
ifdef CONFIG_X86_X32
@@ -147,6 +143,37 @@
KBUILD_CFLAGS += $(call cc-option,-fno-builtin-memcpy)
endif
+#
+# If the function graph tracer is used with mcount instead of fentry,
+# '-maccumulate-outgoing-args' is needed to prevent a GCC bug
+# (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42109)
+#
+ifdef CONFIG_FUNCTION_GRAPH_TRACER
+ ifndef CONFIG_HAVE_FENTRY
+ ACCUMULATE_OUTGOING_ARGS := 1
+ else
+ ifeq ($(call cc-option-yn, -mfentry), n)
+ ACCUMULATE_OUTGOING_ARGS := 1
+ endif
+ endif
+endif
+
+#
+# Jump labels need '-maccumulate-outgoing-args' for gcc < 4.5.2 to prevent a
+# GCC bug (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46226). There's no way
+# to test for this bug at compile-time because the test case needs to execute,
+# which is a no-go for cross compilers. So check the GCC version instead.
+#
+ifdef CONFIG_JUMP_LABEL
+ ifneq ($(ACCUMULATE_OUTGOING_ARGS), 1)
+ ACCUMULATE_OUTGOING_ARGS = $(call cc-if-fullversion, -lt, 040502, 1)
+ endif
+endif
+
+ifeq ($(ACCUMULATE_OUTGOING_ARGS), 1)
+ KBUILD_CFLAGS += -maccumulate-outgoing-args
+endif
+
# Stackpointer is addressed different for 32 bit and 64 bit x86
sp-$(CONFIG_X86_32) := esp
sp-$(CONFIG_X86_64) := rsp
diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu
index 6647ed4..a45eb15 100644
--- a/arch/x86/Makefile_32.cpu
+++ b/arch/x86/Makefile_32.cpu
@@ -45,24 +45,6 @@
# cpu entries
cflags-$(CONFIG_X86_GENERIC) += $(call tune,generic,$(call tune,i686))
-# Work around the pentium-mmx code generator madness of gcc4.4.x which
-# does stack alignment by generating horrible code _before_ the mcount
-# prologue (push %ebp, mov %esp, %ebp) which breaks the function graph
-# tracer assumptions. For i686, generic, core2 this is set by the
-# compiler anyway
-ifeq ($(CONFIG_FUNCTION_GRAPH_TRACER), y)
-ADD_ACCUMULATE_OUTGOING_ARGS := y
-endif
-
-# Work around to a bug with asm goto with first implementations of it
-# in gcc causing gcc to mess up the push and pop of the stack in some
-# uses of asm goto.
-ifeq ($(CONFIG_JUMP_LABEL), y)
-ADD_ACCUMULATE_OUTGOING_ARGS := y
-endif
-
-cflags-$(ADD_ACCUMULATE_OUTGOING_ARGS) += $(call cc-option,-maccumulate-outgoing-args)
-
# Bug fix for binutils: this option is required in order to keep
# binutils from generating NOPL instructions against our will.
ifneq ($(CONFIG_X86_P6_NOP),y)
diff --git a/arch/x86/boot/compressed/error.c b/arch/x86/boot/compressed/error.c
index 6248740..3192202 100644
--- a/arch/x86/boot/compressed/error.c
+++ b/arch/x86/boot/compressed/error.c
@@ -4,6 +4,7 @@
* memcpy() and memmove() are defined for the compressed boot environment.
*/
#include "misc.h"
+#include "error.h"
void warn(char *m)
{
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index 2aa1ad1..580b60f 100644
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -2256,6 +2256,7 @@
struct perf_event_mmap_page *userpg, u64 now)
{
struct cyc2ns_data *data;
+ u64 offset;
userpg->cap_user_time = 0;
userpg->cap_user_time_zero = 0;
@@ -2263,11 +2264,13 @@
!!(event->hw.flags & PERF_X86_EVENT_RDPMC_ALLOWED);
userpg->pmc_width = x86_pmu.cntval_bits;
- if (!sched_clock_stable())
+ if (!using_native_sched_clock() || !sched_clock_stable())
return;
data = cyc2ns_read_begin();
+ offset = data->cyc2ns_offset + __sched_clock_offset;
+
/*
* Internal timekeeping for enabled/running/stopped times
* is always in the local_clock domain.
@@ -2275,7 +2278,7 @@
userpg->cap_user_time = 1;
userpg->time_mult = data->cyc2ns_mul;
userpg->time_shift = data->cyc2ns_shift;
- userpg->time_offset = data->cyc2ns_offset - now;
+ userpg->time_offset = offset - now;
/*
* cap_user_time_zero doesn't make sense when we're using a different
@@ -2283,7 +2286,7 @@
*/
if (!event->attr.use_clockid) {
userpg->cap_user_time_zero = 1;
- userpg->time_zero = data->cyc2ns_offset;
+ userpg->time_zero = offset;
}
cyc2ns_read_end(data);
diff --git a/arch/x86/include/asm/kvm_page_track.h b/arch/x86/include/asm/kvm_page_track.h
index d74747b..c4eda79 100644
--- a/arch/x86/include/asm/kvm_page_track.h
+++ b/arch/x86/include/asm/kvm_page_track.h
@@ -46,6 +46,7 @@
};
void kvm_page_track_init(struct kvm *kvm);
+void kvm_page_track_cleanup(struct kvm *kvm);
void kvm_page_track_free_memslot(struct kvm_memory_slot *free,
struct kvm_memory_slot *dont);
diff --git a/arch/x86/include/asm/timer.h b/arch/x86/include/asm/timer.h
index a04eabd..27e9f9d 100644
--- a/arch/x86/include/asm/timer.h
+++ b/arch/x86/include/asm/timer.h
@@ -12,6 +12,8 @@
extern int no_timer_check;
+extern bool using_native_sched_clock(void);
+
/*
* We use the full linear equation: f(x) = a + b*x, in order to allow
* a continuous function in the face of dynamic freq changes.
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 72e8300..9cffb44 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -485,15 +485,17 @@
if (paddr < uv_hub_info->lowmem_remap_top)
paddr |= uv_hub_info->lowmem_remap_base;
- paddr |= uv_hub_info->gnode_upper;
- if (m_val)
+
+ if (m_val) {
+ paddr |= uv_hub_info->gnode_upper;
paddr = ((paddr << uv_hub_info->m_shift)
>> uv_hub_info->m_shift) |
((paddr >> uv_hub_info->m_val)
<< uv_hub_info->n_lshift);
- else
+ } else {
paddr |= uv_soc_phys_ram_to_nasid(paddr)
<< uv_hub_info->gpa_shift;
+ }
return paddr;
}
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index e9f8f8c..86f20cc 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -1105,7 +1105,8 @@
node_id.v = uv_read_local_mmr(UVH_NODE_ID);
uv_cpuid.gnode_shift = max_t(unsigned int, uv_cpuid.gnode_shift, mn.n_val);
hi->gnode_extra = (node_id.s.node_id & ~((1 << uv_cpuid.gnode_shift) - 1)) >> 1;
- hi->gnode_upper = (unsigned long)hi->gnode_extra << mn.m_val;
+ if (mn.m_val)
+ hi->gnode_upper = (u64)hi->gnode_extra << mn.m_val;
if (uv_gp_table) {
hi->global_mmr_base = uv_gp_table->mmr_base;
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 8e9725c..5accfbd 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -54,6 +54,8 @@
static DEFINE_MUTEX(mce_chrdev_read_mutex);
+static int mce_chrdev_open_count; /* #times opened */
+
#define mce_log_get_idx_check(p) \
({ \
RCU_LOCKDEP_WARN(!rcu_read_lock_sched_held() && \
@@ -598,6 +600,10 @@
if (atomic_read(&num_notifiers) > 2)
return NOTIFY_DONE;
+ /* Don't print when mcelog is running */
+ if (mce_chrdev_open_count > 0)
+ return NOTIFY_DONE;
+
__print_mce(m);
return NOTIFY_DONE;
@@ -1828,7 +1834,6 @@
*/
static DEFINE_SPINLOCK(mce_chrdev_state_lock);
-static int mce_chrdev_open_count; /* #times opened */
static int mce_chrdev_open_exclu; /* already open exclusive? */
static int mce_chrdev_open(struct inode *inode, struct file *file)
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 524cc57..6e4a047 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -60,7 +60,7 @@
"load_store",
"insn_fetch",
"combined_unit",
- "",
+ "decode_unit",
"northbridge",
"execution_unit",
};
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 8f3d9cf..cbd73eb 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -29,6 +29,12 @@
#include <asm/ftrace.h>
#include <asm/nops.h>
+#if defined(CONFIG_FUNCTION_GRAPH_TRACER) && \
+ !defined(CC_USING_FENTRY) && \
+ !defined(CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE)
+# error The following combination is not supported: ((compiler missing -mfentry) || (CONFIG_X86_32 and !CONFIG_DYNAMIC_FTRACE)) && CONFIG_FUNCTION_GRAPH_TRACER && CONFIG_CC_OPTIMIZE_FOR_SIZE
+#endif
+
#ifdef CONFIG_DYNAMIC_FTRACE
int ftrace_arch_code_modify_prepare(void)
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index c73a7f9..714dfba 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -328,7 +328,7 @@
return paravirt_sched_clock();
}
-static inline bool using_native_sched_clock(void)
+bool using_native_sched_clock(void)
{
return pv_time_ops.sched_clock == native_sched_clock;
}
@@ -336,7 +336,7 @@
unsigned long long
sched_clock(void) __attribute__((alias("native_sched_clock")));
-static inline bool using_native_sched_clock(void) { return true; }
+bool using_native_sched_clock(void) { return true; }
#endif
int check_tsc_unstable(void)
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 73ea24d..047b17a 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -657,6 +657,9 @@
{
struct kvm_pic *vpic = kvm->arch.vpic;
+ if (!vpic)
+ return;
+
kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_master);
kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_slave);
kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_eclr);
diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
index 6e219e5..289270a 100644
--- a/arch/x86/kvm/ioapic.c
+++ b/arch/x86/kvm/ioapic.c
@@ -635,6 +635,9 @@
{
struct kvm_ioapic *ioapic = kvm->arch.vioapic;
+ if (!ioapic)
+ return;
+
cancel_delayed_work_sync(&ioapic->eoi_inject);
kvm_io_bus_unregister_dev(kvm, KVM_MMIO_BUS, &ioapic->dev);
kvm->arch.vioapic = NULL;
diff --git a/arch/x86/kvm/page_track.c b/arch/x86/kvm/page_track.c
index 37942e4..60168cd 100644
--- a/arch/x86/kvm/page_track.c
+++ b/arch/x86/kvm/page_track.c
@@ -160,6 +160,14 @@
return !!ACCESS_ONCE(slot->arch.gfn_track[mode][index]);
}
+void kvm_page_track_cleanup(struct kvm *kvm)
+{
+ struct kvm_page_track_notifier_head *head;
+
+ head = &kvm->arch.track_notifier_head;
+ cleanup_srcu_struct(&head->track_srcu);
+}
+
void kvm_page_track_init(struct kvm *kvm)
{
struct kvm_page_track_notifier_head *head;
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index d1efe2c..5fba706 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1379,6 +1379,9 @@
unsigned long flags;
struct kvm_arch *vm_data = &kvm->arch;
+ if (!avic)
+ return;
+
avic_free_vm_id(vm_data->avic_vm_id);
if (vm_data->avic_logical_id_table_page)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 98e82ee..2ee00db 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1239,6 +1239,11 @@
return vmx_capability.vpid & VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT;
}
+static inline bool cpu_has_vmx_invvpid(void)
+{
+ return vmx_capability.vpid & VMX_VPID_INVVPID_BIT;
+}
+
static inline bool cpu_has_vmx_ept(void)
{
return vmcs_config.cpu_based_2nd_exec_ctrl &
@@ -2753,7 +2758,6 @@
SECONDARY_EXEC_RDTSCP |
SECONDARY_EXEC_DESC |
SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE |
- SECONDARY_EXEC_ENABLE_VPID |
SECONDARY_EXEC_APIC_REGISTER_VIRT |
SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY |
SECONDARY_EXEC_WBINVD_EXITING |
@@ -2781,10 +2785,12 @@
* though it is treated as global context. The alternative is
* not failing the single-context invvpid, and it is worse.
*/
- if (enable_vpid)
+ if (enable_vpid) {
+ vmx->nested.nested_vmx_secondary_ctls_high |=
+ SECONDARY_EXEC_ENABLE_VPID;
vmx->nested.nested_vmx_vpid_caps = VMX_VPID_INVVPID_BIT |
VMX_VPID_EXTENT_SUPPORTED_MASK;
- else
+ } else
vmx->nested.nested_vmx_vpid_caps = 0;
if (enable_unrestricted_guest)
@@ -4024,6 +4030,12 @@
__vmx_flush_tlb(vcpu, to_vmx(vcpu)->vpid);
}
+static void vmx_flush_tlb_ept_only(struct kvm_vcpu *vcpu)
+{
+ if (enable_ept)
+ vmx_flush_tlb(vcpu);
+}
+
static void vmx_decache_cr0_guest_bits(struct kvm_vcpu *vcpu)
{
ulong cr0_guest_owned_bits = vcpu->arch.cr0_guest_owned_bits;
@@ -6517,8 +6529,10 @@
if (boot_cpu_has(X86_FEATURE_NX))
kvm_enable_efer_bits(EFER_NX);
- if (!cpu_has_vmx_vpid())
+ if (!cpu_has_vmx_vpid() || !cpu_has_vmx_invvpid() ||
+ !(cpu_has_vmx_invvpid_single() || cpu_has_vmx_invvpid_global()))
enable_vpid = 0;
+
if (!cpu_has_vmx_shadow_vmcs())
enable_shadow_vmcs = 0;
if (enable_shadow_vmcs)
@@ -8501,7 +8515,8 @@
&& kvm_vmx_exit_handlers[exit_reason])
return kvm_vmx_exit_handlers[exit_reason](vcpu);
else {
- WARN_ONCE(1, "vmx: unexpected exit reason 0x%x\n", exit_reason);
+ vcpu_unimpl(vcpu, "vmx: unexpected exit reason 0x%x\n",
+ exit_reason);
kvm_queue_exception(vcpu, UD_VECTOR);
return 1;
}
@@ -8547,6 +8562,7 @@
} else {
sec_exec_control &= ~SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE;
sec_exec_control |= SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES;
+ vmx_flush_tlb_ept_only(vcpu);
}
vmcs_write32(SECONDARY_VM_EXEC_CONTROL, sec_exec_control);
@@ -8572,8 +8588,10 @@
*/
if (!is_guest_mode(vcpu) ||
!nested_cpu_has2(get_vmcs12(&vmx->vcpu),
- SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES))
+ SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES)) {
vmcs_write64(APIC_ACCESS_ADDR, hpa);
+ vmx_flush_tlb_ept_only(vcpu);
+ }
}
static void vmx_hwapic_isr_update(struct kvm_vcpu *vcpu, int max_isr)
@@ -9974,7 +9992,6 @@
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
u32 exec_control;
- bool nested_ept_enabled = false;
vmcs_write16(GUEST_ES_SELECTOR, vmcs12->guest_es_selector);
vmcs_write16(GUEST_CS_SELECTOR, vmcs12->guest_cs_selector);
@@ -10121,8 +10138,6 @@
vmcs12->guest_intr_status);
}
- nested_ept_enabled = (exec_control & SECONDARY_EXEC_ENABLE_EPT) != 0;
-
/*
* Write an illegal value to APIC_ACCESS_ADDR. Later,
* nested_get_vmcs12_pages will either fix it up or
@@ -10255,6 +10270,9 @@
if (nested_cpu_has_ept(vmcs12)) {
kvm_mmu_unload(vcpu);
nested_ept_init_mmu_context(vcpu);
+ } else if (nested_cpu_has2(vmcs12,
+ SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES)) {
+ vmx_flush_tlb_ept_only(vcpu);
}
/*
@@ -10282,12 +10300,10 @@
vmx_set_efer(vcpu, vcpu->arch.efer);
/* Shadow page tables on either EPT or shadow page tables. */
- if (nested_vmx_load_cr3(vcpu, vmcs12->guest_cr3, nested_ept_enabled,
+ if (nested_vmx_load_cr3(vcpu, vmcs12->guest_cr3, nested_cpu_has_ept(vmcs12),
entry_failure_code))
return 1;
- kvm_mmu_reset_context(vcpu);
-
if (!enable_ept)
vcpu->arch.walk_mmu->inject_page_fault = vmx_inject_page_fault_nested;
@@ -11056,6 +11072,10 @@
vmx->nested.change_vmcs01_virtual_x2apic_mode = false;
vmx_set_virtual_x2apic_mode(vcpu,
vcpu->arch.apic_base & X2APIC_ENABLE);
+ } else if (!nested_cpu_has_ept(vmcs12) &&
+ nested_cpu_has2(vmcs12,
+ SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES)) {
+ vmx_flush_tlb_ept_only(vcpu);
}
/* This is needed for same reason as it was needed in prepare_vmcs02 */
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 1faf620..ccbd45e 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -8153,11 +8153,12 @@
if (kvm_x86_ops->vm_destroy)
kvm_x86_ops->vm_destroy(kvm);
kvm_iommu_unmap_guest(kvm);
- kfree(kvm->arch.vpic);
- kfree(kvm->arch.vioapic);
+ kvm_pic_destroy(kvm);
+ kvm_ioapic_destroy(kvm);
kvm_free_vcpus(kvm);
kvfree(rcu_dereference_check(kvm->arch.apic_map, 1));
kvm_mmu_uninit_vm(kvm);
+ kvm_page_track_cleanup(kvm);
}
void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
@@ -8566,11 +8567,11 @@
{
struct x86_exception fault;
- trace_kvm_async_pf_ready(work->arch.token, work->gva);
if (work->wakeup_all)
work->arch.token = ~0; /* broadcast wakeup */
else
kvm_del_async_pf_gfn(vcpu, work->arch.gfn);
+ trace_kvm_async_pf_ready(work->arch.token, work->gva);
if ((vcpu->arch.apf.msr_val & KVM_ASYNC_PF_ENABLED) &&
!apf_put_user(vcpu, KVM_PV_REASON_PAGE_READY)) {
diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S
index 779782f..9a53a06 100644
--- a/arch/x86/lib/memcpy_64.S
+++ b/arch/x86/lib/memcpy_64.S
@@ -290,7 +290,7 @@
_ASM_EXTABLE_FAULT(.L_copy_leading_bytes, .L_memcpy_mcsafe_fail)
_ASM_EXTABLE_FAULT(.L_cache_w0, .L_memcpy_mcsafe_fail)
_ASM_EXTABLE_FAULT(.L_cache_w1, .L_memcpy_mcsafe_fail)
- _ASM_EXTABLE_FAULT(.L_cache_w3, .L_memcpy_mcsafe_fail)
+ _ASM_EXTABLE_FAULT(.L_cache_w2, .L_memcpy_mcsafe_fail)
_ASM_EXTABLE_FAULT(.L_cache_w3, .L_memcpy_mcsafe_fail)
_ASM_EXTABLE_FAULT(.L_cache_w4, .L_memcpy_mcsafe_fail)
_ASM_EXTABLE_FAULT(.L_cache_w5, .L_memcpy_mcsafe_fail)
diff --git a/arch/x86/mm/kaslr.c b/arch/x86/mm/kaslr.c
index 887e571..aed2064 100644
--- a/arch/x86/mm/kaslr.c
+++ b/arch/x86/mm/kaslr.c
@@ -48,7 +48,7 @@
#if defined(CONFIG_X86_ESPFIX64)
static const unsigned long vaddr_end = ESPFIX_BASE_ADDR;
#elif defined(CONFIG_EFI)
-static const unsigned long vaddr_end = EFI_VA_START;
+static const unsigned long vaddr_end = EFI_VA_END;
#else
static const unsigned long vaddr_end = __START_KERNEL_map;
#endif
@@ -105,7 +105,7 @@
*/
BUILD_BUG_ON(vaddr_start >= vaddr_end);
BUILD_BUG_ON(IS_ENABLED(CONFIG_X86_ESPFIX64) &&
- vaddr_end >= EFI_VA_START);
+ vaddr_end >= EFI_VA_END);
BUILD_BUG_ON((IS_ENABLED(CONFIG_X86_ESPFIX64) ||
IS_ENABLED(CONFIG_EFI)) &&
vaddr_end >= __START_KERNEL_map);
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 555b9fa..7dbdb78 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -8,6 +8,7 @@
LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib
targets += purgatory.ro
+KASAN_SANITIZE := n
KCOV_INSTRUMENT := n
# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
diff --git a/arch/xtensa/include/asm/page.h b/arch/xtensa/include/asm/page.h
index 976b1d7..4ddbfd5 100644
--- a/arch/xtensa/include/asm/page.h
+++ b/arch/xtensa/include/asm/page.h
@@ -164,8 +164,21 @@
#define ARCH_PFN_OFFSET (PHYS_OFFSET >> PAGE_SHIFT)
+#ifdef CONFIG_MMU
+static inline unsigned long ___pa(unsigned long va)
+{
+ unsigned long off = va - PAGE_OFFSET;
+
+ if (off >= XCHAL_KSEG_SIZE)
+ off -= XCHAL_KSEG_SIZE;
+
+ return off + PHYS_OFFSET;
+}
+#define __pa(x) ___pa((unsigned long)(x))
+#else
#define __pa(x) \
((unsigned long) (x) - PAGE_OFFSET + PHYS_OFFSET)
+#endif
#define __va(x) \
((void *)((unsigned long) (x) - PHYS_OFFSET + PAGE_OFFSET))
#define pfn_valid(pfn) \
diff --git a/arch/xtensa/include/uapi/asm/unistd.h b/arch/xtensa/include/uapi/asm/unistd.h
index cd400af..6be7eb2 100644
--- a/arch/xtensa/include/uapi/asm/unistd.h
+++ b/arch/xtensa/include/uapi/asm/unistd.h
@@ -774,7 +774,10 @@
#define __NR_pkey_free 350
__SYSCALL(350, sys_pkey_free, 1)
-#define __NR_syscall_count 351
+#define __NR_statx 351
+__SYSCALL(351, sys_statx, 5)
+
+#define __NR_syscall_count 352
/*
* sysxtensa syscall handler
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index c82c43b..bae697a 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -483,10 +483,8 @@
static int show_trace_cb(struct stackframe *frame, void *data)
{
- if (kernel_text_address(frame->pc)) {
- pr_cont(" [<%08lx>]", frame->pc);
- print_symbol(" %s\n", frame->pc);
- }
+ if (kernel_text_address(frame->pc))
+ pr_cont(" [<%08lx>] %pB\n", frame->pc, (void *)frame->pc);
return 0;
}
diff --git a/block/blk-mq.c b/block/blk-mq.c
index a4546f0..6b6e7bc 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -697,17 +697,8 @@
{
struct blk_mq_timeout_data *data = priv;
- if (!test_bit(REQ_ATOM_STARTED, &rq->atomic_flags)) {
- /*
- * If a request wasn't started before the queue was
- * marked dying, kill it here or it'll go unnoticed.
- */
- if (unlikely(blk_queue_dying(rq->q))) {
- rq->errors = -EIO;
- blk_mq_end_request(rq, rq->errors);
- }
+ if (!test_bit(REQ_ATOM_STARTED, &rq->atomic_flags))
return;
- }
if (time_after_eq(jiffies, rq->deadline)) {
if (!blk_mark_rq_complete(rq))
@@ -978,7 +969,7 @@
struct request *rq;
LIST_HEAD(driver_list);
struct list_head *dptr;
- int queued, ret = BLK_MQ_RQ_QUEUE_OK;
+ int errors, queued, ret = BLK_MQ_RQ_QUEUE_OK;
/*
* Start off with dptr being NULL, so we start the first request
@@ -989,7 +980,7 @@
/*
* Now process all the entries, sending them to the driver.
*/
- queued = 0;
+ errors = queued = 0;
while (!list_empty(list)) {
struct blk_mq_queue_data bd;
@@ -1046,6 +1037,7 @@
default:
pr_err("blk-mq: bad return on queue: %d\n", ret);
case BLK_MQ_RQ_QUEUE_ERROR:
+ errors++;
rq->errors = -EIO;
blk_mq_end_request(rq, rq->errors);
break;
@@ -1097,7 +1089,7 @@
blk_mq_run_hw_queue(hctx, true);
}
- return queued != 0;
+ return (queued + errors) != 0;
}
static void __blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx)
diff --git a/block/blk-stat.c b/block/blk-stat.c
index 9b43efb..186fcb9 100644
--- a/block/blk-stat.c
+++ b/block/blk-stat.c
@@ -30,11 +30,11 @@
static void blk_stat_sum(struct blk_rq_stat *dst, struct blk_rq_stat *src)
{
+ blk_stat_flush_batch(src);
+
if (!src->nr_samples)
return;
- blk_stat_flush_batch(src);
-
dst->min = min(dst->min, src->min);
dst->max = max(dst->max, src->max);
diff --git a/crypto/lrw.c b/crypto/lrw.c
index ecd8474..3ea095a 100644
--- a/crypto/lrw.c
+++ b/crypto/lrw.c
@@ -286,8 +286,11 @@
subreq->cryptlen = LRW_BUFFER_SIZE;
if (req->cryptlen > LRW_BUFFER_SIZE) {
- subreq->cryptlen = min(req->cryptlen, (unsigned)PAGE_SIZE);
- rctx->ext = kmalloc(subreq->cryptlen, gfp);
+ unsigned int n = min(req->cryptlen, (unsigned int)PAGE_SIZE);
+
+ rctx->ext = kmalloc(n, gfp);
+ if (rctx->ext)
+ subreq->cryptlen = n;
}
rctx->src = req->src;
diff --git a/crypto/xts.c b/crypto/xts.c
index baeb34d..c976bfac 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -230,8 +230,11 @@
subreq->cryptlen = XTS_BUFFER_SIZE;
if (req->cryptlen > XTS_BUFFER_SIZE) {
- subreq->cryptlen = min(req->cryptlen, (unsigned)PAGE_SIZE);
- rctx->ext = kmalloc(subreq->cryptlen, gfp);
+ unsigned int n = min(req->cryptlen, (unsigned int)PAGE_SIZE);
+
+ rctx->ext = kmalloc(n, gfp);
+ if (rctx->ext)
+ subreq->cryptlen = n;
}
rctx->src = req->src;
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index a391bbc..d94f92f 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -2,7 +2,6 @@
# Makefile for the Linux ACPI interpreter
#
-ccflags-y := -Os
ccflags-$(CONFIG_ACPI_DEBUG) += -DACPI_DEBUG_OUTPUT
#
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index b4c1a6a..03250e1 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -25,9 +25,11 @@
ACPI_MODULE_NAME("platform");
static const struct acpi_device_id forbidden_id_list[] = {
- {"PNP0000", 0}, /* PIC */
- {"PNP0100", 0}, /* Timer */
- {"PNP0200", 0}, /* AT DMA Controller */
+ {"PNP0000", 0}, /* PIC */
+ {"PNP0100", 0}, /* Timer */
+ {"PNP0200", 0}, /* AT DMA Controller */
+ {"ACPI0009", 0}, /* IOxAPIC */
+ {"ACPI000A", 0}, /* IOAPIC */
{"", 0},
};
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index b192b42..79b3c9c 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -1073,6 +1073,7 @@
if (list_empty(&ghes_sci))
unregister_acpi_hed_notifier(&ghes_notifier_sci);
mutex_unlock(&ghes_list_mutex);
+ synchronize_rcu();
break;
case ACPI_HEST_NOTIFY_NMI:
ghes_nmi_remove(ghes);
diff --git a/drivers/acpi/ioapic.c b/drivers/acpi/ioapic.c
index 1120dfd6..7e4fbf9 100644
--- a/drivers/acpi/ioapic.c
+++ b/drivers/acpi/ioapic.c
@@ -45,6 +45,12 @@
struct resource *res = data;
struct resource_win win;
+ /*
+ * We might assign this to 'res' later, make sure all pointers are
+ * cleared before the resource is added to the global list
+ */
+ memset(&win, 0, sizeof(win));
+
res->flags = 0;
if (acpi_dev_filter_resource_type(acpi_res, IORESOURCE_MEM))
return AE_OK;
diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c
index 01c9466..3afa8c1 100644
--- a/drivers/acpi/spcr.c
+++ b/drivers/acpi/spcr.c
@@ -30,7 +30,7 @@
return true;
if (!memcmp(h->oem_table_id, "QDF2400 ", ACPI_OEM_TABLE_ID_SIZE) &&
- h->oem_revision == 0)
+ h->oem_revision == 1)
return true;
return false;
diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c
index bf43b5d..83f1439 100644
--- a/drivers/auxdisplay/img-ascii-lcd.c
+++ b/drivers/auxdisplay/img-ascii-lcd.c
@@ -218,6 +218,7 @@
{ .compatible = "img,boston-lcd", .data = &boston_config },
{ .compatible = "mti,malta-lcd", .data = &malta_config },
{ .compatible = "mti,sead3-lcd", .data = &sead3_config },
+ { /* sentinel */ }
};
/**
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 7e4287b..d8a2356 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -47,6 +47,8 @@
struct nbd_sock {
struct socket *sock;
struct mutex tx_lock;
+ struct request *pending;
+ int sent;
};
#define NBD_TIMEDOUT 0
@@ -124,7 +126,8 @@
static int nbd_size_clear(struct nbd_device *nbd, struct block_device *bdev)
{
- bd_set_size(bdev, 0);
+ if (bdev->bd_openers <= 1)
+ bd_set_size(bdev, 0);
set_capacity(nbd->disk, 0);
kobject_uevent(&nbd_to_dev(nbd)->kobj, KOBJ_CHANGE);
@@ -190,7 +193,7 @@
dev_err(nbd_to_dev(nbd), "Connection timed out, shutting down connection\n");
set_bit(NBD_TIMEDOUT, &nbd->runtime_flags);
- req->errors++;
+ req->errors = -EIO;
mutex_lock(&nbd->config_lock);
sock_shutdown(nbd);
@@ -202,7 +205,7 @@
* Send or receive packet.
*/
static int sock_xmit(struct nbd_device *nbd, int index, int send,
- struct iov_iter *iter, int msg_flags)
+ struct iov_iter *iter, int msg_flags, int *sent)
{
struct socket *sock = nbd->socks[index]->sock;
int result;
@@ -237,6 +240,8 @@
result = -EPIPE; /* short read */
break;
}
+ if (sent)
+ *sent += result;
} while (msg_data_left(&msg));
tsk_restore_flags(current, pflags, PF_MEMALLOC);
@@ -248,6 +253,7 @@
static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index)
{
struct request *req = blk_mq_rq_from_pdu(cmd);
+ struct nbd_sock *nsock = nbd->socks[index];
int result;
struct nbd_request request = {.magic = htonl(NBD_REQUEST_MAGIC)};
struct kvec iov = {.iov_base = &request, .iov_len = sizeof(request)};
@@ -256,6 +262,7 @@
struct bio *bio;
u32 type;
u32 tag = blk_mq_unique_tag(req);
+ int sent = nsock->sent, skip = 0;
iov_iter_kvec(&from, WRITE | ITER_KVEC, &iov, 1, sizeof(request));
@@ -283,6 +290,17 @@
return -EIO;
}
+ /* We did a partial send previously, and we at least sent the whole
+ * request struct, so just go and send the rest of the pages in the
+ * request.
+ */
+ if (sent) {
+ if (sent >= sizeof(request)) {
+ skip = sent - sizeof(request);
+ goto send_pages;
+ }
+ iov_iter_advance(&from, sent);
+ }
request.type = htonl(type);
if (type != NBD_CMD_FLUSH) {
request.from = cpu_to_be64((u64)blk_rq_pos(req) << 9);
@@ -294,15 +312,27 @@
cmd, nbdcmd_to_ascii(type),
(unsigned long long)blk_rq_pos(req) << 9, blk_rq_bytes(req));
result = sock_xmit(nbd, index, 1, &from,
- (type == NBD_CMD_WRITE) ? MSG_MORE : 0);
+ (type == NBD_CMD_WRITE) ? MSG_MORE : 0, &sent);
if (result <= 0) {
+ if (result == -ERESTARTSYS) {
+ /* If we havne't sent anything we can just return BUSY,
+ * however if we have sent something we need to make
+ * sure we only allow this req to be sent until we are
+ * completely done.
+ */
+ if (sent) {
+ nsock->pending = req;
+ nsock->sent = sent;
+ }
+ return BLK_MQ_RQ_QUEUE_BUSY;
+ }
dev_err_ratelimited(disk_to_dev(nbd->disk),
"Send control failed (result %d)\n", result);
return -EIO;
}
-
+send_pages:
if (type != NBD_CMD_WRITE)
- return 0;
+ goto out;
bio = req->bio;
while (bio) {
@@ -318,8 +348,25 @@
cmd, bvec.bv_len);
iov_iter_bvec(&from, ITER_BVEC | WRITE,
&bvec, 1, bvec.bv_len);
- result = sock_xmit(nbd, index, 1, &from, flags);
+ if (skip) {
+ if (skip >= iov_iter_count(&from)) {
+ skip -= iov_iter_count(&from);
+ continue;
+ }
+ iov_iter_advance(&from, skip);
+ skip = 0;
+ }
+ result = sock_xmit(nbd, index, 1, &from, flags, &sent);
if (result <= 0) {
+ if (result == -ERESTARTSYS) {
+ /* We've already sent the header, we
+ * have no choice but to set pending and
+ * return BUSY.
+ */
+ nsock->pending = req;
+ nsock->sent = sent;
+ return BLK_MQ_RQ_QUEUE_BUSY;
+ }
dev_err(disk_to_dev(nbd->disk),
"Send data failed (result %d)\n",
result);
@@ -336,6 +383,9 @@
}
bio = next;
}
+out:
+ nsock->pending = NULL;
+ nsock->sent = 0;
return 0;
}
@@ -353,7 +403,7 @@
reply.magic = 0;
iov_iter_kvec(&to, READ | ITER_KVEC, &iov, 1, sizeof(reply));
- result = sock_xmit(nbd, index, 0, &to, MSG_WAITALL);
+ result = sock_xmit(nbd, index, 0, &to, MSG_WAITALL, NULL);
if (result <= 0) {
if (!test_bit(NBD_DISCONNECTED, &nbd->runtime_flags) &&
!test_bit(NBD_DISCONNECT_REQUESTED, &nbd->runtime_flags))
@@ -383,7 +433,7 @@
if (ntohl(reply.error)) {
dev_err(disk_to_dev(nbd->disk), "Other side returned error (%d)\n",
ntohl(reply.error));
- req->errors++;
+ req->errors = -EIO;
return cmd;
}
@@ -395,11 +445,11 @@
rq_for_each_segment(bvec, req, iter) {
iov_iter_bvec(&to, ITER_BVEC | READ,
&bvec, 1, bvec.bv_len);
- result = sock_xmit(nbd, index, 0, &to, MSG_WAITALL);
+ result = sock_xmit(nbd, index, 0, &to, MSG_WAITALL, NULL);
if (result <= 0) {
dev_err(disk_to_dev(nbd->disk), "Receive data failed (result %d)\n",
result);
- req->errors++;
+ req->errors = -EIO;
return cmd;
}
dev_dbg(nbd_to_dev(nbd), "request %p: got %d bytes data\n",
@@ -469,7 +519,7 @@
if (!blk_mq_request_started(req))
return;
cmd = blk_mq_rq_to_pdu(req);
- req->errors++;
+ req->errors = -EIO;
nbd_end_request(cmd);
}
@@ -482,22 +532,23 @@
}
-static void nbd_handle_cmd(struct nbd_cmd *cmd, int index)
+static int nbd_handle_cmd(struct nbd_cmd *cmd, int index)
{
struct request *req = blk_mq_rq_from_pdu(cmd);
struct nbd_device *nbd = cmd->nbd;
struct nbd_sock *nsock;
+ int ret;
if (index >= nbd->num_connections) {
dev_err_ratelimited(disk_to_dev(nbd->disk),
"Attempted send on invalid socket\n");
- goto error_out;
+ return -EINVAL;
}
if (test_bit(NBD_DISCONNECTED, &nbd->runtime_flags)) {
dev_err_ratelimited(disk_to_dev(nbd->disk),
"Attempted send on closed socket\n");
- goto error_out;
+ return -EINVAL;
}
req->errors = 0;
@@ -508,29 +559,30 @@
mutex_unlock(&nsock->tx_lock);
dev_err_ratelimited(disk_to_dev(nbd->disk),
"Attempted send on closed socket\n");
- goto error_out;
+ return -EINVAL;
}
- if (nbd_send_cmd(nbd, cmd, index) != 0) {
- dev_err_ratelimited(disk_to_dev(nbd->disk),
- "Request send failed\n");
- req->errors++;
- nbd_end_request(cmd);
+ /* Handle the case that we have a pending request that was partially
+ * transmitted that _has_ to be serviced first. We need to call requeue
+ * here so that it gets put _after_ the request that is already on the
+ * dispatch list.
+ */
+ if (unlikely(nsock->pending && nsock->pending != req)) {
+ blk_mq_requeue_request(req, true);
+ ret = 0;
+ goto out;
}
-
+ ret = nbd_send_cmd(nbd, cmd, index);
+out:
mutex_unlock(&nsock->tx_lock);
-
- return;
-
-error_out:
- req->errors++;
- nbd_end_request(cmd);
+ return ret;
}
static int nbd_queue_rq(struct blk_mq_hw_ctx *hctx,
const struct blk_mq_queue_data *bd)
{
struct nbd_cmd *cmd = blk_mq_rq_to_pdu(bd->rq);
+ int ret;
/*
* Since we look at the bio's to send the request over the network we
@@ -543,10 +595,20 @@
*/
init_completion(&cmd->send_complete);
blk_mq_start_request(bd->rq);
- nbd_handle_cmd(cmd, hctx->queue_num);
+
+ /* We can be called directly from the user space process, which means we
+ * could possibly have signals pending so our sendmsg will fail. In
+ * this case we need to return that we are busy, otherwise error out as
+ * appropriate.
+ */
+ ret = nbd_handle_cmd(cmd, hctx->queue_num);
+ if (ret < 0)
+ ret = BLK_MQ_RQ_QUEUE_ERROR;
+ if (!ret)
+ ret = BLK_MQ_RQ_QUEUE_OK;
complete(&cmd->send_complete);
- return BLK_MQ_RQ_QUEUE_OK;
+ return ret;
}
static int nbd_add_socket(struct nbd_device *nbd, struct block_device *bdev,
@@ -581,6 +643,8 @@
mutex_init(&nsock->tx_lock);
nsock->sock = sock;
+ nsock->pending = NULL;
+ nsock->sent = 0;
socks[nbd->num_connections++] = nsock;
if (max_part)
@@ -602,6 +666,8 @@
static void nbd_bdev_reset(struct block_device *bdev)
{
+ if (bdev->bd_openers > 1)
+ return;
set_device_ro(bdev, false);
bdev->bd_inode->i_size = 0;
if (max_part > 0) {
@@ -634,7 +700,7 @@
for (i = 0; i < nbd->num_connections; i++) {
iov_iter_kvec(&from, WRITE | ITER_KVEC, &iov, 1, sizeof(request));
- ret = sock_xmit(nbd, i, 1, &from, 0);
+ ret = sock_xmit(nbd, i, 1, &from, 0, NULL);
if (ret <= 0)
dev_err(disk_to_dev(nbd->disk),
"Send disconnect failed %d\n", ret);
@@ -665,7 +731,8 @@
{
sock_shutdown(nbd);
nbd_clear_que(nbd);
- kill_bdev(bdev);
+
+ __invalidate_device(bdev, true);
nbd_bdev_reset(bdev);
/*
* We want to give the run thread a chance to wait for everybody
@@ -781,7 +848,10 @@
nbd_size_set(nbd, bdev, nbd->blksize, arg);
return 0;
case NBD_SET_TIMEOUT:
- nbd->tag_set.timeout = arg * HZ;
+ if (arg) {
+ nbd->tag_set.timeout = arg * HZ;
+ blk_queue_rq_timeout(nbd->disk->queue, arg * HZ);
+ }
return 0;
case NBD_SET_FLAGS:
diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index 4a99ac7..9959c76 100644
--- a/drivers/char/hw_random/amd-rng.c
+++ b/drivers/char/hw_random/amd-rng.c
@@ -55,6 +55,7 @@
struct amd768_priv {
void __iomem *iobase;
struct pci_dev *pcidev;
+ u32 pmbase;
};
static int amd_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
@@ -148,33 +149,58 @@
if (pmbase == 0)
return -EIO;
- priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- if (!devm_request_region(&pdev->dev, pmbase + PMBASE_OFFSET,
- PMBASE_SIZE, DRV_NAME)) {
+ if (!request_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE, DRV_NAME)) {
dev_err(&pdev->dev, DRV_NAME " region 0x%x already in use!\n",
pmbase + 0xF0);
- return -EBUSY;
+ err = -EBUSY;
+ goto out;
}
- priv->iobase = devm_ioport_map(&pdev->dev, pmbase + PMBASE_OFFSET,
- PMBASE_SIZE);
+ priv->iobase = ioport_map(pmbase + PMBASE_OFFSET, PMBASE_SIZE);
if (!priv->iobase) {
pr_err(DRV_NAME "Cannot map ioport\n");
- return -ENOMEM;
+ err = -EINVAL;
+ goto err_iomap;
}
amd_rng.priv = (unsigned long)priv;
+ priv->pmbase = pmbase;
priv->pcidev = pdev;
pr_info(DRV_NAME " detected\n");
- return devm_hwrng_register(&pdev->dev, &amd_rng);
+ err = hwrng_register(&amd_rng);
+ if (err) {
+ pr_err(DRV_NAME " registering failed (%d)\n", err);
+ goto err_hwrng;
+ }
+ return 0;
+
+err_hwrng:
+ ioport_unmap(priv->iobase);
+err_iomap:
+ release_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE);
+out:
+ kfree(priv);
+ return err;
}
static void __exit mod_exit(void)
{
+ struct amd768_priv *priv;
+
+ priv = (struct amd768_priv *)amd_rng.priv;
+
+ hwrng_unregister(&amd_rng);
+
+ ioport_unmap(priv->iobase);
+
+ release_region(priv->pmbase + PMBASE_OFFSET, PMBASE_SIZE);
+
+ kfree(priv);
}
module_init(mod_init);
diff --git a/drivers/char/hw_random/geode-rng.c b/drivers/char/hw_random/geode-rng.c
index e7a2459..e1d421a 100644
--- a/drivers/char/hw_random/geode-rng.c
+++ b/drivers/char/hw_random/geode-rng.c
@@ -31,6 +31,9 @@
#include <linux/module.h>
#include <linux/pci.h>
+
+#define PFX KBUILD_MODNAME ": "
+
#define GEODE_RNG_DATA_REG 0x50
#define GEODE_RNG_STATUS_REG 0x54
@@ -82,6 +85,7 @@
static int __init mod_init(void)
{
+ int err = -ENODEV;
struct pci_dev *pdev = NULL;
const struct pci_device_id *ent;
void __iomem *mem;
@@ -89,27 +93,43 @@
for_each_pci_dev(pdev) {
ent = pci_match_id(pci_tbl, pdev);
- if (ent) {
- rng_base = pci_resource_start(pdev, 0);
- if (rng_base == 0)
- return -ENODEV;
-
- mem = devm_ioremap(&pdev->dev, rng_base, 0x58);
- if (!mem)
- return -ENOMEM;
- geode_rng.priv = (unsigned long)mem;
-
- pr_info("AMD Geode RNG detected\n");
- return devm_hwrng_register(&pdev->dev, &geode_rng);
- }
+ if (ent)
+ goto found;
}
-
/* Device not found. */
- return -ENODEV;
+ goto out;
+
+found:
+ rng_base = pci_resource_start(pdev, 0);
+ if (rng_base == 0)
+ goto out;
+ err = -ENOMEM;
+ mem = ioremap(rng_base, 0x58);
+ if (!mem)
+ goto out;
+ geode_rng.priv = (unsigned long)mem;
+
+ pr_info("AMD Geode RNG detected\n");
+ err = hwrng_register(&geode_rng);
+ if (err) {
+ pr_err(PFX "RNG registering failed (%d)\n",
+ err);
+ goto err_unmap;
+ }
+out:
+ return err;
+
+err_unmap:
+ iounmap(mem);
+ goto out;
}
static void __exit mod_exit(void)
{
+ void __iomem *mem = (void __iomem *)geode_rng.priv;
+
+ hwrng_unregister(&geode_rng);
+ iounmap(mem);
}
module_init(mod_init);
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 2a558c7..3e73bcd 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -84,11 +84,14 @@
struct ieee1284_info state;
struct ieee1284_info saved_state;
long default_inactivity;
+ int index;
};
/* should we use PARDEVICE_MAX here? */
static struct device *devices[PARPORT_MAX];
+static DEFINE_IDA(ida_index);
+
/* pp_struct.flags bitfields */
#define PP_CLAIMED (1<<0)
#define PP_EXCL (1<<1)
@@ -290,7 +293,7 @@
struct pardevice *pdev = NULL;
char *name;
struct pardev_cb ppdev_cb;
- int rc = 0;
+ int rc = 0, index;
name = kasprintf(GFP_KERNEL, CHRDEV "%x", minor);
if (name == NULL)
@@ -303,20 +306,23 @@
goto err;
}
+ index = ida_simple_get(&ida_index, 0, 0, GFP_KERNEL);
memset(&ppdev_cb, 0, sizeof(ppdev_cb));
ppdev_cb.irq_func = pp_irq;
ppdev_cb.flags = (pp->flags & PP_EXCL) ? PARPORT_FLAG_EXCL : 0;
ppdev_cb.private = pp;
- pdev = parport_register_dev_model(port, name, &ppdev_cb, minor);
+ pdev = parport_register_dev_model(port, name, &ppdev_cb, index);
parport_put_port(port);
if (!pdev) {
pr_warn("%s: failed to register device!\n", name);
rc = -ENXIO;
+ ida_simple_remove(&ida_index, index);
goto err;
}
pp->pdev = pdev;
+ pp->index = index;
dev_dbg(&pdev->dev, "registered pardevice\n");
err:
kfree(name);
@@ -755,6 +761,7 @@
if (pp->pdev) {
parport_unregister_device(pp->pdev);
+ ida_simple_remove(&ida_index, pp->index);
pp->pdev = NULL;
pr_debug(CHRDEV "%x: unregistered pardevice\n", minor);
}
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 0fb39fe..67201f6 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -2502,7 +2502,7 @@
clk->core = hw->core;
clk->dev_id = dev_id;
- clk->con_id = con_id;
+ clk->con_id = kstrdup_const(con_id, GFP_KERNEL);
clk->max_rate = ULONG_MAX;
clk_prepare_lock();
@@ -2518,6 +2518,7 @@
hlist_del(&clk->clks_node);
clk_prepare_unlock();
+ kfree_const(clk->con_id);
kfree(clk);
}
diff --git a/drivers/clk/rockchip/clk-rk3036.c b/drivers/clk/rockchip/clk-rk3036.c
index 924f560..00d4150 100644
--- a/drivers/clk/rockchip/clk-rk3036.c
+++ b/drivers/clk/rockchip/clk-rk3036.c
@@ -127,7 +127,7 @@
PNAME(mux_pll_src_3plls_p) = { "apll", "dpll", "gpll" };
PNAME(mux_timer_p) = { "xin24m", "pclk_peri_src" };
-PNAME(mux_pll_src_apll_dpll_gpll_usb480m_p) = { "apll", "dpll", "gpll" "usb480m" };
+PNAME(mux_pll_src_apll_dpll_gpll_usb480m_p) = { "apll", "dpll", "gpll", "usb480m" };
PNAME(mux_mmc_src_p) = { "apll", "dpll", "gpll", "xin24m" };
PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" };
@@ -450,6 +450,13 @@
return;
}
+ /*
+ * Make uart_pll_clk a child of the gpll, as all other sources are
+ * not that usable / stable.
+ */
+ writel_relaxed(HIWORD_UPDATE(0x2, 0x3, 10),
+ reg_base + RK2928_CLKSEL_CON(13));
+
ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
if (IS_ERR(ctx)) {
pr_err("%s: rockchip clk init failed\n", __func__);
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index 695bbf9..72109d2 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -80,6 +80,7 @@
select SUNXI_CCU_DIV
select SUNXI_CCU_NK
select SUNXI_CCU_NKM
+ select SUNXI_CCU_NKMP
select SUNXI_CCU_NM
select SUNXI_CCU_MP
select SUNXI_CCU_PHASE
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
index e3c084c..f54114c 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
@@ -566,7 +566,7 @@
0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
/* Fixed Factor clocks */
-static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 1, 2, 0);
+static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
/* We hardcode the divider to 4 for now */
static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
index 4c9a920..89e68d2 100644
--- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
+++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
@@ -608,7 +608,7 @@
0x150, 0, 4, 24, 2, BIT(31),
CLK_SET_RATE_PARENT);
-static SUNXI_CCU_GATE(hdmi_ddc_clk, "hdmi-ddc", "osc24M", 0x150, BIT(31), 0);
+static SUNXI_CCU_GATE(hdmi_ddc_clk, "hdmi-ddc", "osc24M", 0x150, BIT(30), 0);
static SUNXI_CCU_GATE(ps_clk, "ps", "lcd1-ch1", 0x140, BIT(31), 0);
diff --git a/drivers/clk/sunxi-ng/ccu_mp.c b/drivers/clk/sunxi-ng/ccu_mp.c
index 22c2ca7..b583f18 100644
--- a/drivers/clk/sunxi-ng/ccu_mp.c
+++ b/drivers/clk/sunxi-ng/ccu_mp.c
@@ -85,6 +85,10 @@
unsigned int m, p;
u32 reg;
+ /* Adjust parent_rate according to pre-dividers */
+ ccu_mux_helper_adjust_parent_for_prediv(&cmp->common, &cmp->mux,
+ -1, &parent_rate);
+
reg = readl(cmp->common.base + cmp->common.reg);
m = reg >> cmp->m.shift;
@@ -117,6 +121,10 @@
unsigned int m, p;
u32 reg;
+ /* Adjust parent_rate according to pre-dividers */
+ ccu_mux_helper_adjust_parent_for_prediv(&cmp->common, &cmp->mux,
+ -1, &parent_rate);
+
max_m = cmp->m.max ?: 1 << cmp->m.width;
max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1);
diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c
index a2b40a0..488055e 100644
--- a/drivers/clk/sunxi-ng/ccu_nkmp.c
+++ b/drivers/clk/sunxi-ng/ccu_nkmp.c
@@ -107,7 +107,7 @@
p = reg >> nkmp->p.shift;
p &= (1 << nkmp->p.width) - 1;
- return parent_rate * n * k >> p / m;
+ return (parent_rate * n * k >> p) / m;
}
static long ccu_nkmp_round_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/clocksource/clkevt-probe.c b/drivers/clocksource/clkevt-probe.c
index 8c30fec..eb89b50 100644
--- a/drivers/clocksource/clkevt-probe.c
+++ b/drivers/clocksource/clkevt-probe.c
@@ -17,7 +17,7 @@
#include <linux/init.h>
#include <linux/of.h>
-#include <linux/clockchip.h>
+#include <linux/clockchips.h>
extern struct of_device_id __clkevt_of_table[];
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index b8ff617..bc96d42 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -918,11 +918,19 @@
.release = cpufreq_sysfs_release,
};
-static int add_cpu_dev_symlink(struct cpufreq_policy *policy,
- struct device *dev)
+static void add_cpu_dev_symlink(struct cpufreq_policy *policy, unsigned int cpu)
{
+ struct device *dev = get_cpu_device(cpu);
+
+ if (!dev)
+ return;
+
+ if (cpumask_test_and_set_cpu(cpu, policy->real_cpus))
+ return;
+
dev_dbg(dev, "%s: Adding symlink\n", __func__);
- return sysfs_create_link(&dev->kobj, &policy->kobj, "cpufreq");
+ if (sysfs_create_link(&dev->kobj, &policy->kobj, "cpufreq"))
+ dev_err(dev, "cpufreq symlink creation failed\n");
}
static void remove_cpu_dev_symlink(struct cpufreq_policy *policy,
@@ -1180,10 +1188,13 @@
policy->user_policy.min = policy->min;
policy->user_policy.max = policy->max;
- write_lock_irqsave(&cpufreq_driver_lock, flags);
- for_each_cpu(j, policy->related_cpus)
+ for_each_cpu(j, policy->related_cpus) {
per_cpu(cpufreq_cpu_data, j) = policy;
- write_unlock_irqrestore(&cpufreq_driver_lock, flags);
+ add_cpu_dev_symlink(policy, j);
+ }
+ } else {
+ policy->min = policy->user_policy.min;
+ policy->max = policy->user_policy.max;
}
if (cpufreq_driver->get && !cpufreq_driver->setpolicy) {
@@ -1272,13 +1283,15 @@
if (cpufreq_driver->exit)
cpufreq_driver->exit(policy);
+
+ for_each_cpu(j, policy->real_cpus)
+ remove_cpu_dev_symlink(policy, get_cpu_device(j));
+
out_free_policy:
cpufreq_policy_free(policy);
return ret;
}
-static int cpufreq_offline(unsigned int cpu);
-
/**
* cpufreq_add_dev - the cpufreq interface for a CPU device.
* @dev: CPU device.
@@ -1300,16 +1313,10 @@
/* Create sysfs link on CPU registration */
policy = per_cpu(cpufreq_cpu_data, cpu);
- if (!policy || cpumask_test_and_set_cpu(cpu, policy->real_cpus))
- return 0;
+ if (policy)
+ add_cpu_dev_symlink(policy, cpu);
- ret = add_cpu_dev_symlink(policy, dev);
- if (ret) {
- cpumask_clear_cpu(cpu, policy->real_cpus);
- cpufreq_offline(cpu);
- }
-
- return ret;
+ return 0;
}
static int cpufreq_offline(unsigned int cpu)
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 08e134f..283491f 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -364,9 +364,7 @@
static bool acpi_ppc;
#endif
-static struct perf_limits performance_limits;
-static struct perf_limits powersave_limits;
-static struct perf_limits *limits;
+static struct perf_limits global;
static void intel_pstate_init_limits(struct perf_limits *limits)
{
@@ -377,14 +375,6 @@
limits->max_sysfs_pct = 100;
}
-static void intel_pstate_set_performance_limits(struct perf_limits *limits)
-{
- intel_pstate_init_limits(limits);
- limits->min_perf_pct = 100;
- limits->min_perf = int_ext_tofp(1);
- limits->min_sysfs_pct = 100;
-}
-
static DEFINE_MUTEX(intel_pstate_driver_lock);
static DEFINE_MUTEX(intel_pstate_limits_lock);
@@ -507,7 +497,7 @@
* correct max turbo frequency based on the turbo state.
* Also need to convert to MHz as _PSS freq is in MHz.
*/
- if (!limits->turbo_disabled)
+ if (!global.turbo_disabled)
cpu->acpi_perf_data.states[0].core_frequency =
policy->cpuinfo.max_freq / 1000;
cpu->valid_pss_table = true;
@@ -626,7 +616,7 @@
cpu = all_cpu_data[0];
rdmsrl(MSR_IA32_MISC_ENABLE, misc_en);
- limits->turbo_disabled =
+ global.turbo_disabled =
(misc_en & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ||
cpu->pstate.max_pstate == cpu->pstate.turbo_pstate);
}
@@ -851,7 +841,7 @@
static void intel_pstate_hwp_set(struct cpufreq_policy *policy)
{
int min, hw_min, max, hw_max, cpu;
- struct perf_limits *perf_limits = limits;
+ struct perf_limits *perf_limits = &global;
u64 value, cap;
for_each_cpu(cpu, policy->cpus) {
@@ -863,19 +853,22 @@
rdmsrl_on_cpu(cpu, MSR_HWP_CAPABILITIES, &cap);
hw_min = HWP_LOWEST_PERF(cap);
- if (limits->no_turbo)
+ if (global.no_turbo)
hw_max = HWP_GUARANTEED_PERF(cap);
else
hw_max = HWP_HIGHEST_PERF(cap);
- min = fp_ext_toint(hw_max * perf_limits->min_perf);
+ max = fp_ext_toint(hw_max * perf_limits->max_perf);
+ if (cpu_data->policy == CPUFREQ_POLICY_PERFORMANCE)
+ min = max;
+ else
+ min = fp_ext_toint(hw_max * perf_limits->min_perf);
rdmsrl_on_cpu(cpu, MSR_HWP_REQUEST, &value);
value &= ~HWP_MIN_PERF(~0L);
value |= HWP_MIN_PERF(min);
- max = fp_ext_toint(hw_max * perf_limits->max_perf);
value &= ~HWP_MAX_PERF(~0L);
value |= HWP_MAX_PERF(max);
@@ -968,20 +961,11 @@
}
static void intel_pstate_update_policies(void)
- __releases(&intel_pstate_limits_lock)
- __acquires(&intel_pstate_limits_lock)
{
- struct perf_limits *saved_limits = limits;
int cpu;
- mutex_unlock(&intel_pstate_limits_lock);
-
for_each_possible_cpu(cpu)
cpufreq_update_policy(cpu);
-
- mutex_lock(&intel_pstate_limits_lock);
-
- limits = saved_limits;
}
/************************** debugfs begin ************************/
@@ -1060,7 +1044,7 @@
static ssize_t show_##file_name \
(struct kobject *kobj, struct attribute *attr, char *buf) \
{ \
- return sprintf(buf, "%u\n", limits->object); \
+ return sprintf(buf, "%u\n", global.object); \
}
static ssize_t intel_pstate_show_status(char *buf);
@@ -1151,10 +1135,10 @@
}
update_turbo_state();
- if (limits->turbo_disabled)
- ret = sprintf(buf, "%u\n", limits->turbo_disabled);
+ if (global.turbo_disabled)
+ ret = sprintf(buf, "%u\n", global.turbo_disabled);
else
- ret = sprintf(buf, "%u\n", limits->no_turbo);
+ ret = sprintf(buf, "%u\n", global.no_turbo);
mutex_unlock(&intel_pstate_driver_lock);
@@ -1181,19 +1165,19 @@
mutex_lock(&intel_pstate_limits_lock);
update_turbo_state();
- if (limits->turbo_disabled) {
+ if (global.turbo_disabled) {
pr_warn("Turbo disabled by BIOS or unavailable on processor\n");
mutex_unlock(&intel_pstate_limits_lock);
mutex_unlock(&intel_pstate_driver_lock);
return -EPERM;
}
- limits->no_turbo = clamp_t(int, input, 0, 1);
-
- intel_pstate_update_policies();
+ global.no_turbo = clamp_t(int, input, 0, 1);
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
mutex_unlock(&intel_pstate_driver_lock);
return count;
@@ -1218,19 +1202,16 @@
mutex_lock(&intel_pstate_limits_lock);
- limits->max_sysfs_pct = clamp_t(int, input, 0 , 100);
- limits->max_perf_pct = min(limits->max_policy_pct,
- limits->max_sysfs_pct);
- limits->max_perf_pct = max(limits->min_policy_pct,
- limits->max_perf_pct);
- limits->max_perf_pct = max(limits->min_perf_pct,
- limits->max_perf_pct);
- limits->max_perf = percent_ext_fp(limits->max_perf_pct);
-
- intel_pstate_update_policies();
+ global.max_sysfs_pct = clamp_t(int, input, 0 , 100);
+ global.max_perf_pct = min(global.max_policy_pct, global.max_sysfs_pct);
+ global.max_perf_pct = max(global.min_policy_pct, global.max_perf_pct);
+ global.max_perf_pct = max(global.min_perf_pct, global.max_perf_pct);
+ global.max_perf = percent_ext_fp(global.max_perf_pct);
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
mutex_unlock(&intel_pstate_driver_lock);
return count;
@@ -1255,19 +1236,16 @@
mutex_lock(&intel_pstate_limits_lock);
- limits->min_sysfs_pct = clamp_t(int, input, 0 , 100);
- limits->min_perf_pct = max(limits->min_policy_pct,
- limits->min_sysfs_pct);
- limits->min_perf_pct = min(limits->max_policy_pct,
- limits->min_perf_pct);
- limits->min_perf_pct = min(limits->max_perf_pct,
- limits->min_perf_pct);
- limits->min_perf = percent_ext_fp(limits->min_perf_pct);
-
- intel_pstate_update_policies();
+ global.min_sysfs_pct = clamp_t(int, input, 0 , 100);
+ global.min_perf_pct = max(global.min_policy_pct, global.min_sysfs_pct);
+ global.min_perf_pct = min(global.max_policy_pct, global.min_perf_pct);
+ global.min_perf_pct = min(global.max_perf_pct, global.min_perf_pct);
+ global.min_perf = percent_ext_fp(global.min_perf_pct);
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
mutex_unlock(&intel_pstate_driver_lock);
return count;
@@ -1387,7 +1365,7 @@
u32 vid;
val = (u64)pstate << 8;
- if (limits->no_turbo && !limits->turbo_disabled)
+ if (global.no_turbo && !global.turbo_disabled)
val |= (u64)1 << 32;
vid_fp = cpudata->vid.min + mul_fp(
@@ -1557,7 +1535,7 @@
u64 val;
val = (u64)pstate << 8;
- if (limits->no_turbo && !limits->turbo_disabled)
+ if (global.no_turbo && !global.turbo_disabled)
val |= (u64)1 << 32;
return val;
@@ -1683,9 +1661,9 @@
int max_perf = cpu->pstate.turbo_pstate;
int max_perf_adj;
int min_perf;
- struct perf_limits *perf_limits = limits;
+ struct perf_limits *perf_limits = &global;
- if (limits->no_turbo || limits->turbo_disabled)
+ if (global.no_turbo || global.turbo_disabled)
max_perf = cpu->pstate.max_pstate;
if (per_cpu_limits)
@@ -1820,7 +1798,7 @@
sample->busy_scaled = busy_frac * 100;
- target = limits->no_turbo || limits->turbo_disabled ?
+ target = global.no_turbo || global.turbo_disabled ?
cpu->pstate.max_pstate : cpu->pstate.turbo_pstate;
target += target >> 2;
target = mul_fp(target, busy_frac);
@@ -2116,7 +2094,7 @@
static int intel_pstate_set_policy(struct cpufreq_policy *policy)
{
struct cpudata *cpu;
- struct perf_limits *perf_limits = NULL;
+ struct perf_limits *perf_limits = &global;
if (!policy->cpuinfo.max_freq)
return -ENODEV;
@@ -2139,21 +2117,6 @@
mutex_lock(&intel_pstate_limits_lock);
- if (policy->policy == CPUFREQ_POLICY_PERFORMANCE) {
- pr_debug("set performance\n");
- if (!perf_limits) {
- limits = &performance_limits;
- perf_limits = limits;
- }
- } else {
- pr_debug("set powersave\n");
- if (!perf_limits) {
- limits = &powersave_limits;
- perf_limits = limits;
- }
-
- }
-
intel_pstate_update_perf_limits(policy, perf_limits);
if (cpu->policy == CPUFREQ_POLICY_PERFORMANCE) {
@@ -2177,16 +2140,9 @@
static int intel_pstate_verify_policy(struct cpufreq_policy *policy)
{
struct cpudata *cpu = all_cpu_data[policy->cpu];
- struct perf_limits *perf_limits;
-
- if (policy->policy == CPUFREQ_POLICY_PERFORMANCE)
- perf_limits = &performance_limits;
- else
- perf_limits = &powersave_limits;
update_turbo_state();
- policy->cpuinfo.max_freq = perf_limits->turbo_disabled ||
- perf_limits->no_turbo ?
+ policy->cpuinfo.max_freq = global.turbo_disabled || global.no_turbo ?
cpu->pstate.max_freq :
cpu->pstate.turbo_freq;
@@ -2201,9 +2157,9 @@
unsigned int max_freq, min_freq;
max_freq = policy->cpuinfo.max_freq *
- perf_limits->max_sysfs_pct / 100;
+ global.max_sysfs_pct / 100;
min_freq = policy->cpuinfo.max_freq *
- perf_limits->min_sysfs_pct / 100;
+ global.min_sysfs_pct / 100;
cpufreq_verify_within_limits(policy, min_freq, max_freq);
}
@@ -2255,7 +2211,7 @@
/* cpuinfo and default policy values */
policy->cpuinfo.min_freq = cpu->pstate.min_pstate * cpu->pstate.scaling;
update_turbo_state();
- policy->cpuinfo.max_freq = limits->turbo_disabled ?
+ policy->cpuinfo.max_freq = global.turbo_disabled ?
cpu->pstate.max_pstate : cpu->pstate.turbo_pstate;
policy->cpuinfo.max_freq *= cpu->pstate.scaling;
@@ -2275,7 +2231,7 @@
return ret;
policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
- if (limits->min_perf_pct == 100 && limits->max_perf_pct == 100)
+ if (IS_ENABLED(CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE))
policy->policy = CPUFREQ_POLICY_PERFORMANCE;
else
policy->policy = CPUFREQ_POLICY_POWERSAVE;
@@ -2301,7 +2257,7 @@
struct cpudata *cpu = all_cpu_data[policy->cpu];
update_turbo_state();
- policy->cpuinfo.max_freq = limits->turbo_disabled ?
+ policy->cpuinfo.max_freq = global.no_turbo || global.turbo_disabled ?
cpu->pstate.max_freq : cpu->pstate.turbo_freq;
cpufreq_verify_within_cpu_limits(policy);
@@ -2309,26 +2265,6 @@
return 0;
}
-static unsigned int intel_cpufreq_turbo_update(struct cpudata *cpu,
- struct cpufreq_policy *policy,
- unsigned int target_freq)
-{
- unsigned int max_freq;
-
- update_turbo_state();
-
- max_freq = limits->no_turbo || limits->turbo_disabled ?
- cpu->pstate.max_freq : cpu->pstate.turbo_freq;
- policy->cpuinfo.max_freq = max_freq;
- if (policy->max > max_freq)
- policy->max = max_freq;
-
- if (target_freq > max_freq)
- target_freq = max_freq;
-
- return target_freq;
-}
-
static int intel_cpufreq_target(struct cpufreq_policy *policy,
unsigned int target_freq,
unsigned int relation)
@@ -2337,8 +2273,10 @@
struct cpufreq_freqs freqs;
int target_pstate;
+ update_turbo_state();
+
freqs.old = policy->cur;
- freqs.new = intel_cpufreq_turbo_update(cpu, policy, target_freq);
+ freqs.new = target_freq;
cpufreq_freq_transition_begin(policy, &freqs);
switch (relation) {
@@ -2370,7 +2308,8 @@
struct cpudata *cpu = all_cpu_data[policy->cpu];
int target_pstate;
- target_freq = intel_cpufreq_turbo_update(cpu, policy, target_freq);
+ update_turbo_state();
+
target_pstate = DIV_ROUND_UP(target_freq, cpu->pstate.scaling);
target_pstate = intel_pstate_prepare_request(cpu, target_pstate);
intel_pstate_update_pstate(cpu, target_pstate);
@@ -2425,13 +2364,7 @@
{
int ret;
- intel_pstate_init_limits(&powersave_limits);
- intel_pstate_set_performance_limits(&performance_limits);
- if (IS_ENABLED(CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE) &&
- intel_pstate_driver == &intel_pstate)
- limits = &performance_limits;
- else
- limits = &powersave_limits;
+ intel_pstate_init_limits(&global);
ret = cpufreq_register_driver(intel_pstate_driver);
if (ret) {
diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c
index 3705930..cda8f62 100644
--- a/drivers/cpuidle/cpuidle-powernv.c
+++ b/drivers/cpuidle/cpuidle-powernv.c
@@ -175,6 +175,24 @@
drv->state_count += 1;
}
+ /*
+ * On the PowerNV platform cpu_present may be less than cpu_possible in
+ * cases when firmware detects the CPU, but it is not available to the
+ * OS. If CONFIG_HOTPLUG_CPU=n, then such CPUs are not hotplugable at
+ * run time and hence cpu_devices are not created for those CPUs by the
+ * generic topology_init().
+ *
+ * drv->cpumask defaults to cpu_possible_mask in
+ * __cpuidle_driver_init(). This breaks cpuidle on PowerNV where
+ * cpu_devices are not created for CPUs in cpu_possible_mask that
+ * cannot be hot-added later at run time.
+ *
+ * Trying cpuidle_register_device() on a CPU without a cpu_device is
+ * incorrect, so pass a correct CPU mask to the generic cpuidle driver.
+ */
+
+ drv->cpumask = (struct cpumask *)cpu_present_mask;
+
return 0;
}
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index c5adc8c..ae948b1 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -615,6 +615,18 @@
struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
int error;
+ /*
+ * Return if cpu_device is not setup for this CPU.
+ *
+ * This could happen if the arch did not set up cpu_device
+ * since this CPU is not in cpu_present mask and the
+ * driver did not send a correct CPU mask during registration.
+ * Without this check we would end up passing bogus
+ * value for &cpu_dev->kobj in kobject_init_and_add()
+ */
+ if (!cpu_dev)
+ return -ENODEV;
+
kdev = kzalloc(sizeof(*kdev), GFP_KERNEL);
if (!kdev)
return -ENOMEM;
diff --git a/drivers/crypto/ccp/ccp-dev-v5.c b/drivers/crypto/ccp/ccp-dev-v5.c
index 41cc853..fc08b4e 100644
--- a/drivers/crypto/ccp/ccp-dev-v5.c
+++ b/drivers/crypto/ccp/ccp-dev-v5.c
@@ -1015,6 +1015,7 @@
const struct ccp_vdata ccpv5b = {
.version = CCP_VERSION(5, 0),
+ .dma_chan_attr = DMA_PRIVATE,
.setup = ccp5other_config,
.perform = &ccp5_actions,
.bar = 2,
diff --git a/drivers/crypto/ccp/ccp-dev.c b/drivers/crypto/ccp/ccp-dev.c
index 511ab04..92d1c69 100644
--- a/drivers/crypto/ccp/ccp-dev.c
+++ b/drivers/crypto/ccp/ccp-dev.c
@@ -283,11 +283,14 @@
*/
int ccp_enqueue_cmd(struct ccp_cmd *cmd)
{
- struct ccp_device *ccp = ccp_get_device();
+ struct ccp_device *ccp;
unsigned long flags;
unsigned int i;
int ret;
+ /* Some commands might need to be sent to a specific device */
+ ccp = cmd->ccp ? cmd->ccp : ccp_get_device();
+
if (!ccp)
return -ENODEV;
diff --git a/drivers/crypto/ccp/ccp-dev.h b/drivers/crypto/ccp/ccp-dev.h
index 2b5c01f..aa36f3f 100644
--- a/drivers/crypto/ccp/ccp-dev.h
+++ b/drivers/crypto/ccp/ccp-dev.h
@@ -179,6 +179,10 @@
/* ------------------------ General CCP Defines ------------------------ */
+#define CCP_DMA_DFLT 0x0
+#define CCP_DMA_PRIV 0x1
+#define CCP_DMA_PUB 0x2
+
#define CCP_DMAPOOL_MAX_SIZE 64
#define CCP_DMAPOOL_ALIGN BIT(5)
@@ -636,6 +640,7 @@
/* Structure to hold CCP version-specific values */
struct ccp_vdata {
const unsigned int version;
+ const unsigned int dma_chan_attr;
void (*setup)(struct ccp_device *);
const struct ccp_actions *perform;
const unsigned int bar;
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index e5d9278..e00be01 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -10,6 +10,7 @@
* published by the Free Software Foundation.
*/
+#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/dmaengine.h>
#include <linux/spinlock.h>
@@ -25,6 +26,37 @@
(mask == 0) ? 64 : fls64(mask); \
})
+/* The CCP as a DMA provider can be configured for public or private
+ * channels. Default is specified in the vdata for the device (PCI ID).
+ * This module parameter will override for all channels on all devices:
+ * dma_chan_attr = 0x2 to force all channels public
+ * = 0x1 to force all channels private
+ * = 0x0 to defer to the vdata setting
+ * = any other value: warning, revert to 0x0
+ */
+static unsigned int dma_chan_attr = CCP_DMA_DFLT;
+module_param(dma_chan_attr, uint, 0444);
+MODULE_PARM_DESC(dma_chan_attr, "Set DMA channel visibility: 0 (default) = device defaults, 1 = make private, 2 = make public");
+
+unsigned int ccp_get_dma_chan_attr(struct ccp_device *ccp)
+{
+ switch (dma_chan_attr) {
+ case CCP_DMA_DFLT:
+ return ccp->vdata->dma_chan_attr;
+
+ case CCP_DMA_PRIV:
+ return DMA_PRIVATE;
+
+ case CCP_DMA_PUB:
+ return 0;
+
+ default:
+ dev_info_once(ccp->dev, "Invalid value for dma_chan_attr: %d\n",
+ dma_chan_attr);
+ return ccp->vdata->dma_chan_attr;
+ }
+}
+
static void ccp_free_cmd_resources(struct ccp_device *ccp,
struct list_head *list)
{
@@ -390,6 +422,7 @@
goto err;
ccp_cmd = &cmd->ccp_cmd;
+ ccp_cmd->ccp = chan->ccp;
ccp_pt = &ccp_cmd->u.passthru_nomap;
ccp_cmd->flags = CCP_CMD_MAY_BACKLOG;
ccp_cmd->flags |= CCP_CMD_PASSTHRU_NO_DMA_MAP;
@@ -674,6 +707,15 @@
dma_cap_set(DMA_SG, dma_dev->cap_mask);
dma_cap_set(DMA_INTERRUPT, dma_dev->cap_mask);
+ /* The DMA channels for this device can be set to public or private,
+ * and overridden by the module parameter dma_chan_attr.
+ * Default: according to the value in vdata (dma_chan_attr=0)
+ * dma_chan_attr=0x1: all channels private (override vdata)
+ * dma_chan_attr=0x2: all channels public (override vdata)
+ */
+ if (ccp_get_dma_chan_attr(ccp) == DMA_PRIVATE)
+ dma_cap_set(DMA_PRIVATE, dma_dev->cap_mask);
+
INIT_LIST_HEAD(&dma_dev->channels);
for (i = 0; i < ccp->cmd_q_count; i++) {
chan = ccp->ccp_dma_chan + i;
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index e18dc59..6204cc3 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -251,8 +251,11 @@
*/
/* have we filled in period_length yet? */
- if (*total_len + control_block->length < period_len)
+ if (*total_len + control_block->length < period_len) {
+ /* update number of bytes in this period so far */
+ *total_len += control_block->length;
return;
+ }
/* calculate the length that remains to reach period_length */
control_block->length = period_len - *total_len;
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 24e0221..d9118ec 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -1108,12 +1108,14 @@
switch (order) {
case 0 ... 1:
return &unmap_pool[0];
+#if IS_ENABLED(CONFIG_DMA_ENGINE_RAID)
case 2 ... 4:
return &unmap_pool[1];
case 5 ... 7:
return &unmap_pool[2];
case 8:
return &unmap_pool[3];
+#endif
default:
BUG();
return NULL;
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index 82d85cce..4773f28 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -43,6 +43,7 @@
config EDAC_DEBUG
bool "Debugging"
+ select DEBUG_FS
help
This turns on debugging information for the entire EDAC subsystem.
You do so by inserting edac_module with "edac_debug_level=x." Valid
@@ -259,6 +260,15 @@
Support for error detection and correction the Intel
Skylake server Integrated Memory Controllers.
+config EDAC_PND2
+ tristate "Intel Pondicherry2"
+ depends on EDAC_MM_EDAC && PCI && X86_64 && X86_MCE_INTEL
+ help
+ Support for error detection and correction on the Intel
+ Pondicherry2 Integrated Memory Controller. This SoC IP is
+ first used on the Apollo Lake platform and Denverton
+ micro-server but may appear on others in the future.
+
config EDAC_MPC85XX
tristate "Freescale MPC83xx / MPC85xx"
depends on EDAC_MM_EDAC && FSL_SOC
diff --git a/drivers/edac/Makefile b/drivers/edac/Makefile
index 88e472e..587107e 100644
--- a/drivers/edac/Makefile
+++ b/drivers/edac/Makefile
@@ -32,6 +32,7 @@
obj-$(CONFIG_EDAC_I7CORE) += i7core_edac.o
obj-$(CONFIG_EDAC_SBRIDGE) += sb_edac.o
obj-$(CONFIG_EDAC_SKX) += skx_edac.o
+obj-$(CONFIG_EDAC_PND2) += pnd2_edac.o
obj-$(CONFIG_EDAC_E7XXX) += e7xxx_edac.o
obj-$(CONFIG_EDAC_E752X) += e752x_edac.o
obj-$(CONFIG_EDAC_I82443BXGX) += i82443bxgx_edac.o
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index 1670d27..f683919 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -1293,7 +1293,7 @@
dimm->mtype = MEM_FB_DDR2;
/* ask what device type on this row */
- if (MTR_DRAM_WIDTH(mtr))
+ if (MTR_DRAM_WIDTH(mtr) == 8)
dimm->dtype = DEV_X8;
else
dimm->dtype = DEV_X4;
diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c
index abf6ef2..37a9ba7 100644
--- a/drivers/edac/i5400_edac.c
+++ b/drivers/edac/i5400_edac.c
@@ -1207,13 +1207,14 @@
dimm->nr_pages = size_mb << 8;
dimm->grain = 8;
- dimm->dtype = MTR_DRAM_WIDTH(mtr) ? DEV_X8 : DEV_X4;
+ dimm->dtype = MTR_DRAM_WIDTH(mtr) == 8 ?
+ DEV_X8 : DEV_X4;
dimm->mtype = MEM_FB_DDR2;
/*
* The eccc mechanism is SDDC (aka SECC), with
* is similar to Chipkill.
*/
- dimm->edac_mode = MTR_DRAM_WIDTH(mtr) ?
+ dimm->edac_mode = MTR_DRAM_WIDTH(mtr) == 8 ?
EDAC_S8ECD8ED : EDAC_S4ECD4ED;
ndimms++;
}
diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c
new file mode 100644
index 0000000..928e0db
--- /dev/null
+++ b/drivers/edac/pnd2_edac.c
@@ -0,0 +1,1546 @@
+/*
+ * Driver for Pondicherry2 memory controller.
+ *
+ * Copyright (c) 2016, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * [Derived from sb_edac.c]
+ *
+ * Translation of system physical addresses to DIMM addresses
+ * is a two stage process:
+ *
+ * First the Pondicherry 2 memory controller handles slice and channel interleaving
+ * in "sys2pmi()". This is (almost) completley common between platforms.
+ *
+ * Then a platform specific dunit (DIMM unit) completes the process to provide DIMM,
+ * rank, bank, row and column using the appropriate "dunit_ops" functions/parameters.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/pci_ids.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/edac.h>
+#include <linux/mmzone.h>
+#include <linux/smp.h>
+#include <linux/bitmap.h>
+#include <linux/math64.h>
+#include <linux/mod_devicetable.h>
+#include <asm/cpu_device_id.h>
+#include <asm/intel-family.h>
+#include <asm/processor.h>
+#include <asm/mce.h>
+
+#include "edac_mc.h"
+#include "edac_module.h"
+#include "pnd2_edac.h"
+
+#define APL_NUM_CHANNELS 4
+#define DNV_NUM_CHANNELS 2
+#define DNV_MAX_DIMMS 2 /* Max DIMMs per channel */
+
+enum type {
+ APL,
+ DNV, /* All requests go to PMI CH0 on each slice (CH1 disabled) */
+};
+
+struct dram_addr {
+ int chan;
+ int dimm;
+ int rank;
+ int bank;
+ int row;
+ int col;
+};
+
+struct pnd2_pvt {
+ int dimm_geom[APL_NUM_CHANNELS];
+ u64 tolm, tohm;
+};
+
+/*
+ * System address space is divided into multiple regions with
+ * different interleave rules in each. The as0/as1 regions
+ * have no interleaving at all. The as2 region is interleaved
+ * between two channels. The mot region is magic and may overlap
+ * other regions, with its interleave rules taking precedence.
+ * Addresses not in any of these regions are interleaved across
+ * all four channels.
+ */
+static struct region {
+ u64 base;
+ u64 limit;
+ u8 enabled;
+} mot, as0, as1, as2;
+
+static struct dunit_ops {
+ char *name;
+ enum type type;
+ int pmiaddr_shift;
+ int pmiidx_shift;
+ int channels;
+ int dimms_per_channel;
+ int (*rd_reg)(int port, int off, int op, void *data, size_t sz, char *name);
+ int (*get_registers)(void);
+ int (*check_ecc)(void);
+ void (*mk_region)(char *name, struct region *rp, void *asym);
+ void (*get_dimm_config)(struct mem_ctl_info *mci);
+ int (*pmi2mem)(struct mem_ctl_info *mci, u64 pmiaddr, u32 pmiidx,
+ struct dram_addr *daddr, char *msg);
+} *ops;
+
+static struct mem_ctl_info *pnd2_mci;
+
+#define PND2_MSG_SIZE 256
+
+/* Debug macros */
+#define pnd2_printk(level, fmt, arg...) \
+ edac_printk(level, "pnd2", fmt, ##arg)
+
+#define pnd2_mc_printk(mci, level, fmt, arg...) \
+ edac_mc_chipset_printk(mci, level, "pnd2", fmt, ##arg)
+
+#define MOT_CHAN_INTLV_BIT_1SLC_2CH 12
+#define MOT_CHAN_INTLV_BIT_2SLC_2CH 13
+#define SELECTOR_DISABLED (-1)
+#define _4GB (1ul << 32)
+
+#define PMI_ADDRESS_WIDTH 31
+#define PND_MAX_PHYS_BIT 39
+
+#define APL_ASYMSHIFT 28
+#define DNV_ASYMSHIFT 31
+#define CH_HASH_MASK_LSB 6
+#define SLICE_HASH_MASK_LSB 6
+#define MOT_SLC_INTLV_BIT 12
+#define LOG2_PMI_ADDR_GRANULARITY 5
+#define MOT_SHIFT 24
+
+#define GET_BITFIELD(v, lo, hi) (((v) & GENMASK_ULL(hi, lo)) >> (lo))
+#define U64_LSHIFT(val, s) ((u64)(val) << (s))
+
+#ifdef CONFIG_X86_INTEL_SBI_APL
+#include "linux/platform_data/sbi_apl.h"
+int sbi_send(int port, int off, int op, u32 *data)
+{
+ struct sbi_apl_message sbi_arg;
+ int ret, read = 0;
+
+ memset(&sbi_arg, 0, sizeof(sbi_arg));
+
+ if (op == 0 || op == 4 || op == 6)
+ read = 1;
+ else
+ sbi_arg.data = *data;
+
+ sbi_arg.opcode = op;
+ sbi_arg.port_address = port;
+ sbi_arg.register_offset = off;
+ ret = sbi_apl_commit(&sbi_arg);
+ if (ret || sbi_arg.status)
+ edac_dbg(2, "sbi_send status=%d ret=%d data=%x\n",
+ sbi_arg.status, ret, sbi_arg.data);
+
+ if (ret == 0)
+ ret = sbi_arg.status;
+
+ if (ret == 0 && read)
+ *data = sbi_arg.data;
+
+ return ret;
+}
+#else
+int sbi_send(int port, int off, int op, u32 *data)
+{
+ return -EUNATCH;
+}
+#endif
+
+static int apl_rd_reg(int port, int off, int op, void *data, size_t sz, char *name)
+{
+ int ret = 0;
+
+ edac_dbg(2, "Read %s port=%x off=%x op=%x\n", name, port, off, op);
+ switch (sz) {
+ case 8:
+ ret = sbi_send(port, off + 4, op, (u32 *)(data + 4));
+ case 4:
+ ret = sbi_send(port, off, op, (u32 *)data);
+ pnd2_printk(KERN_DEBUG, "%s=%x%08x ret=%d\n", name,
+ sz == 8 ? *((u32 *)(data + 4)) : 0, *((u32 *)data), ret);
+ break;
+ }
+
+ return ret;
+}
+
+static u64 get_mem_ctrl_hub_base_addr(void)
+{
+ struct b_cr_mchbar_lo_pci lo;
+ struct b_cr_mchbar_hi_pci hi;
+ struct pci_dev *pdev;
+
+ pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x1980, NULL);
+ if (pdev) {
+ pci_read_config_dword(pdev, 0x48, (u32 *)&lo);
+ pci_read_config_dword(pdev, 0x4c, (u32 *)&hi);
+ pci_dev_put(pdev);
+ } else {
+ return 0;
+ }
+
+ if (!lo.enable) {
+ edac_dbg(2, "MMIO via memory controller hub base address is disabled!\n");
+ return 0;
+ }
+
+ return U64_LSHIFT(hi.base, 32) | U64_LSHIFT(lo.base, 15);
+}
+
+static u64 get_sideband_reg_base_addr(void)
+{
+ struct pci_dev *pdev;
+ u32 hi, lo;
+
+ pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x19dd, NULL);
+ if (pdev) {
+ pci_read_config_dword(pdev, 0x10, &lo);
+ pci_read_config_dword(pdev, 0x14, &hi);
+ pci_dev_put(pdev);
+ return (U64_LSHIFT(hi, 32) | U64_LSHIFT(lo, 0));
+ } else {
+ return 0xfd000000;
+ }
+}
+
+static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *name)
+{
+ struct pci_dev *pdev;
+ char *base;
+ u64 addr;
+
+ if (op == 4) {
+ pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x1980, NULL);
+ if (!pdev)
+ return -ENODEV;
+
+ pci_read_config_dword(pdev, off, data);
+ pci_dev_put(pdev);
+ } else {
+ /* MMIO via memory controller hub base address */
+ if (op == 0 && port == 0x4c) {
+ addr = get_mem_ctrl_hub_base_addr();
+ if (!addr)
+ return -ENODEV;
+ } else {
+ /* MMIO via sideband register base address */
+ addr = get_sideband_reg_base_addr();
+ if (!addr)
+ return -ENODEV;
+ addr += (port << 16);
+ }
+
+ base = ioremap((resource_size_t)addr, 0x10000);
+ if (!base)
+ return -ENODEV;
+
+ if (sz == 8)
+ *(u32 *)(data + 4) = *(u32 *)(base + off + 4);
+ *(u32 *)data = *(u32 *)(base + off);
+
+ iounmap(base);
+ }
+
+ edac_dbg(2, "Read %s=%.8x_%.8x\n", name,
+ (sz == 8) ? *(u32 *)(data + 4) : 0, *(u32 *)data);
+
+ return 0;
+}
+
+#define RD_REGP(regp, regname, port) \
+ ops->rd_reg(port, \
+ regname##_offset, \
+ regname##_r_opcode, \
+ regp, sizeof(struct regname), \
+ #regname)
+
+#define RD_REG(regp, regname) \
+ ops->rd_reg(regname ## _port, \
+ regname##_offset, \
+ regname##_r_opcode, \
+ regp, sizeof(struct regname), \
+ #regname)
+
+static u64 top_lm, top_hm;
+static bool two_slices;
+static bool two_channels; /* Both PMI channels in one slice enabled */
+
+static u8 sym_chan_mask;
+static u8 asym_chan_mask;
+static u8 chan_mask;
+
+static int slice_selector = -1;
+static int chan_selector = -1;
+static u64 slice_hash_mask;
+static u64 chan_hash_mask;
+
+static void mk_region(char *name, struct region *rp, u64 base, u64 limit)
+{
+ rp->enabled = 1;
+ rp->base = base;
+ rp->limit = limit;
+ edac_dbg(2, "Region:%s [%llx, %llx]\n", name, base, limit);
+}
+
+static void mk_region_mask(char *name, struct region *rp, u64 base, u64 mask)
+{
+ if (mask == 0) {
+ pr_info(FW_BUG "MOT mask cannot be zero\n");
+ return;
+ }
+ if (mask != GENMASK_ULL(PND_MAX_PHYS_BIT, __ffs(mask))) {
+ pr_info(FW_BUG "MOT mask not power of two\n");
+ return;
+ }
+ if (base & ~mask) {
+ pr_info(FW_BUG "MOT region base/mask alignment error\n");
+ return;
+ }
+ rp->base = base;
+ rp->limit = (base | ~mask) & GENMASK_ULL(PND_MAX_PHYS_BIT, 0);
+ rp->enabled = 1;
+ edac_dbg(2, "Region:%s [%llx, %llx]\n", name, base, rp->limit);
+}
+
+static bool in_region(struct region *rp, u64 addr)
+{
+ if (!rp->enabled)
+ return false;
+
+ return rp->base <= addr && addr <= rp->limit;
+}
+
+static int gen_sym_mask(struct b_cr_slice_channel_hash *p)
+{
+ int mask = 0;
+
+ if (!p->slice_0_mem_disabled)
+ mask |= p->sym_slice0_channel_enabled;
+
+ if (!p->slice_1_disabled)
+ mask |= p->sym_slice1_channel_enabled << 2;
+
+ if (p->ch_1_disabled || p->enable_pmi_dual_data_mode)
+ mask &= 0x5;
+
+ return mask;
+}
+
+static int gen_asym_mask(struct b_cr_slice_channel_hash *p,
+ struct b_cr_asym_mem_region0_mchbar *as0,
+ struct b_cr_asym_mem_region1_mchbar *as1,
+ struct b_cr_asym_2way_mem_region_mchbar *as2way)
+{
+ const int intlv[] = { 0x5, 0xA, 0x3, 0xC };
+ int mask = 0;
+
+ if (as2way->asym_2way_interleave_enable)
+ mask = intlv[as2way->asym_2way_intlv_mode];
+ if (as0->slice0_asym_enable)
+ mask |= (1 << as0->slice0_asym_channel_select);
+ if (as1->slice1_asym_enable)
+ mask |= (4 << as1->slice1_asym_channel_select);
+ if (p->slice_0_mem_disabled)
+ mask &= 0xc;
+ if (p->slice_1_disabled)
+ mask &= 0x3;
+ if (p->ch_1_disabled || p->enable_pmi_dual_data_mode)
+ mask &= 0x5;
+
+ return mask;
+}
+
+static struct b_cr_tolud_pci tolud;
+static struct b_cr_touud_lo_pci touud_lo;
+static struct b_cr_touud_hi_pci touud_hi;
+static struct b_cr_asym_mem_region0_mchbar asym0;
+static struct b_cr_asym_mem_region1_mchbar asym1;
+static struct b_cr_asym_2way_mem_region_mchbar asym_2way;
+static struct b_cr_mot_out_base_mchbar mot_base;
+static struct b_cr_mot_out_mask_mchbar mot_mask;
+static struct b_cr_slice_channel_hash chash;
+
+/* Apollo Lake dunit */
+/*
+ * Validated on board with just two DIMMs in the [0] and [2] positions
+ * in this array. Other port number matches documentation, but caution
+ * advised.
+ */
+static const int apl_dports[APL_NUM_CHANNELS] = { 0x18, 0x10, 0x11, 0x19 };
+static struct d_cr_drp0 drp0[APL_NUM_CHANNELS];
+
+/* Denverton dunit */
+static const int dnv_dports[DNV_NUM_CHANNELS] = { 0x10, 0x12 };
+static struct d_cr_dsch dsch;
+static struct d_cr_ecc_ctrl ecc_ctrl[DNV_NUM_CHANNELS];
+static struct d_cr_drp drp[DNV_NUM_CHANNELS];
+static struct d_cr_dmap dmap[DNV_NUM_CHANNELS];
+static struct d_cr_dmap1 dmap1[DNV_NUM_CHANNELS];
+static struct d_cr_dmap2 dmap2[DNV_NUM_CHANNELS];
+static struct d_cr_dmap3 dmap3[DNV_NUM_CHANNELS];
+static struct d_cr_dmap4 dmap4[DNV_NUM_CHANNELS];
+static struct d_cr_dmap5 dmap5[DNV_NUM_CHANNELS];
+
+static void apl_mk_region(char *name, struct region *rp, void *asym)
+{
+ struct b_cr_asym_mem_region0_mchbar *a = asym;
+
+ mk_region(name, rp,
+ U64_LSHIFT(a->slice0_asym_base, APL_ASYMSHIFT),
+ U64_LSHIFT(a->slice0_asym_limit, APL_ASYMSHIFT) +
+ GENMASK_ULL(APL_ASYMSHIFT - 1, 0));
+}
+
+static void dnv_mk_region(char *name, struct region *rp, void *asym)
+{
+ struct b_cr_asym_mem_region_denverton *a = asym;
+
+ mk_region(name, rp,
+ U64_LSHIFT(a->slice_asym_base, DNV_ASYMSHIFT),
+ U64_LSHIFT(a->slice_asym_limit, DNV_ASYMSHIFT) +
+ GENMASK_ULL(DNV_ASYMSHIFT - 1, 0));
+}
+
+static int apl_get_registers(void)
+{
+ int i;
+
+ if (RD_REG(&asym_2way, b_cr_asym_2way_mem_region_mchbar))
+ return -ENODEV;
+
+ for (i = 0; i < APL_NUM_CHANNELS; i++)
+ if (RD_REGP(&drp0[i], d_cr_drp0, apl_dports[i]))
+ return -ENODEV;
+
+ return 0;
+}
+
+static int dnv_get_registers(void)
+{
+ int i;
+
+ if (RD_REG(&dsch, d_cr_dsch))
+ return -ENODEV;
+
+ for (i = 0; i < DNV_NUM_CHANNELS; i++)
+ if (RD_REGP(&ecc_ctrl[i], d_cr_ecc_ctrl, dnv_dports[i]) ||
+ RD_REGP(&drp[i], d_cr_drp, dnv_dports[i]) ||
+ RD_REGP(&dmap[i], d_cr_dmap, dnv_dports[i]) ||
+ RD_REGP(&dmap1[i], d_cr_dmap1, dnv_dports[i]) ||
+ RD_REGP(&dmap2[i], d_cr_dmap2, dnv_dports[i]) ||
+ RD_REGP(&dmap3[i], d_cr_dmap3, dnv_dports[i]) ||
+ RD_REGP(&dmap4[i], d_cr_dmap4, dnv_dports[i]) ||
+ RD_REGP(&dmap5[i], d_cr_dmap5, dnv_dports[i]))
+ return -ENODEV;
+
+ return 0;
+}
+
+/*
+ * Read all the h/w config registers once here (they don't
+ * change at run time. Figure out which address ranges have
+ * which interleave characteristics.
+ */
+static int get_registers(void)
+{
+ const int intlv[] = { 10, 11, 12, 12 };
+
+ if (RD_REG(&tolud, b_cr_tolud_pci) ||
+ RD_REG(&touud_lo, b_cr_touud_lo_pci) ||
+ RD_REG(&touud_hi, b_cr_touud_hi_pci) ||
+ RD_REG(&asym0, b_cr_asym_mem_region0_mchbar) ||
+ RD_REG(&asym1, b_cr_asym_mem_region1_mchbar) ||
+ RD_REG(&mot_base, b_cr_mot_out_base_mchbar) ||
+ RD_REG(&mot_mask, b_cr_mot_out_mask_mchbar) ||
+ RD_REG(&chash, b_cr_slice_channel_hash))
+ return -ENODEV;
+
+ if (ops->get_registers())
+ return -ENODEV;
+
+ if (ops->type == DNV) {
+ /* PMI channel idx (always 0) for asymmetric region */
+ asym0.slice0_asym_channel_select = 0;
+ asym1.slice1_asym_channel_select = 0;
+ /* PMI channel bitmap (always 1) for symmetric region */
+ chash.sym_slice0_channel_enabled = 0x1;
+ chash.sym_slice1_channel_enabled = 0x1;
+ }
+
+ if (asym0.slice0_asym_enable)
+ ops->mk_region("as0", &as0, &asym0);
+
+ if (asym1.slice1_asym_enable)
+ ops->mk_region("as1", &as1, &asym1);
+
+ if (asym_2way.asym_2way_interleave_enable) {
+ mk_region("as2way", &as2,
+ U64_LSHIFT(asym_2way.asym_2way_base, APL_ASYMSHIFT),
+ U64_LSHIFT(asym_2way.asym_2way_limit, APL_ASYMSHIFT) +
+ GENMASK_ULL(APL_ASYMSHIFT - 1, 0));
+ }
+
+ if (mot_base.imr_en) {
+ mk_region_mask("mot", &mot,
+ U64_LSHIFT(mot_base.mot_out_base, MOT_SHIFT),
+ U64_LSHIFT(mot_mask.mot_out_mask, MOT_SHIFT));
+ }
+
+ top_lm = U64_LSHIFT(tolud.tolud, 20);
+ top_hm = U64_LSHIFT(touud_hi.touud, 32) | U64_LSHIFT(touud_lo.touud, 20);
+
+ two_slices = !chash.slice_1_disabled &&
+ !chash.slice_0_mem_disabled &&
+ (chash.sym_slice0_channel_enabled != 0) &&
+ (chash.sym_slice1_channel_enabled != 0);
+ two_channels = !chash.ch_1_disabled &&
+ !chash.enable_pmi_dual_data_mode &&
+ ((chash.sym_slice0_channel_enabled == 3) ||
+ (chash.sym_slice1_channel_enabled == 3));
+
+ sym_chan_mask = gen_sym_mask(&chash);
+ asym_chan_mask = gen_asym_mask(&chash, &asym0, &asym1, &asym_2way);
+ chan_mask = sym_chan_mask | asym_chan_mask;
+
+ if (two_slices && !two_channels) {
+ if (chash.hvm_mode)
+ slice_selector = 29;
+ else
+ slice_selector = intlv[chash.interleave_mode];
+ } else if (!two_slices && two_channels) {
+ if (chash.hvm_mode)
+ chan_selector = 29;
+ else
+ chan_selector = intlv[chash.interleave_mode];
+ } else if (two_slices && two_channels) {
+ if (chash.hvm_mode) {
+ slice_selector = 29;
+ chan_selector = 30;
+ } else {
+ slice_selector = intlv[chash.interleave_mode];
+ chan_selector = intlv[chash.interleave_mode] + 1;
+ }
+ }
+
+ if (two_slices) {
+ if (!chash.hvm_mode)
+ slice_hash_mask = chash.slice_hash_mask << SLICE_HASH_MASK_LSB;
+ if (!two_channels)
+ slice_hash_mask |= BIT_ULL(slice_selector);
+ }
+
+ if (two_channels) {
+ if (!chash.hvm_mode)
+ chan_hash_mask = chash.ch_hash_mask << CH_HASH_MASK_LSB;
+ if (!two_slices)
+ chan_hash_mask |= BIT_ULL(chan_selector);
+ }
+
+ return 0;
+}
+
+/* Get a contiguous memory address (remove the MMIO gap) */
+static u64 remove_mmio_gap(u64 sys)
+{
+ return (sys < _4GB) ? sys : sys - (_4GB - top_lm);
+}
+
+/* Squeeze out one address bit, shift upper part down to fill gap */
+static void remove_addr_bit(u64 *addr, int bitidx)
+{
+ u64 mask;
+
+ if (bitidx == -1)
+ return;
+
+ mask = (1ull << bitidx) - 1;
+ *addr = ((*addr >> 1) & ~mask) | (*addr & mask);
+}
+
+/* XOR all the bits from addr specified in mask */
+static int hash_by_mask(u64 addr, u64 mask)
+{
+ u64 result = addr & mask;
+
+ result = (result >> 32) ^ result;
+ result = (result >> 16) ^ result;
+ result = (result >> 8) ^ result;
+ result = (result >> 4) ^ result;
+ result = (result >> 2) ^ result;
+ result = (result >> 1) ^ result;
+
+ return (int)result & 1;
+}
+
+/*
+ * First stage decode. Take the system address and figure out which
+ * second stage will deal with it based on interleave modes.
+ */
+static int sys2pmi(const u64 addr, u32 *pmiidx, u64 *pmiaddr, char *msg)
+{
+ u64 contig_addr, contig_base, contig_offset, contig_base_adj;
+ int mot_intlv_bit = two_slices ? MOT_CHAN_INTLV_BIT_2SLC_2CH :
+ MOT_CHAN_INTLV_BIT_1SLC_2CH;
+ int slice_intlv_bit_rm = SELECTOR_DISABLED;
+ int chan_intlv_bit_rm = SELECTOR_DISABLED;
+ /* Determine if address is in the MOT region. */
+ bool mot_hit = in_region(&mot, addr);
+ /* Calculate the number of symmetric regions enabled. */
+ int sym_channels = hweight8(sym_chan_mask);
+
+ /*
+ * The amount we need to shift the asym base can be determined by the
+ * number of enabled symmetric channels.
+ * NOTE: This can only work because symmetric memory is not supposed
+ * to do a 3-way interleave.
+ */
+ int sym_chan_shift = sym_channels >> 1;
+
+ /* Give up if address is out of range, or in MMIO gap */
+ if (addr >= (1ul << PND_MAX_PHYS_BIT) ||
+ (addr >= top_lm && addr < _4GB) || addr >= top_hm) {
+ snprintf(msg, PND2_MSG_SIZE, "Error address 0x%llx is not DRAM", addr);
+ return -EINVAL;
+ }
+
+ /* Get a contiguous memory address (remove the MMIO gap) */
+ contig_addr = remove_mmio_gap(addr);
+
+ if (in_region(&as0, addr)) {
+ *pmiidx = asym0.slice0_asym_channel_select;
+
+ contig_base = remove_mmio_gap(as0.base);
+ contig_offset = contig_addr - contig_base;
+ contig_base_adj = (contig_base >> sym_chan_shift) *
+ ((chash.sym_slice0_channel_enabled >> (*pmiidx & 1)) & 1);
+ contig_addr = contig_offset + ((sym_channels > 0) ? contig_base_adj : 0ull);
+ } else if (in_region(&as1, addr)) {
+ *pmiidx = 2u + asym1.slice1_asym_channel_select;
+
+ contig_base = remove_mmio_gap(as1.base);
+ contig_offset = contig_addr - contig_base;
+ contig_base_adj = (contig_base >> sym_chan_shift) *
+ ((chash.sym_slice1_channel_enabled >> (*pmiidx & 1)) & 1);
+ contig_addr = contig_offset + ((sym_channels > 0) ? contig_base_adj : 0ull);
+ } else if (in_region(&as2, addr) && (asym_2way.asym_2way_intlv_mode == 0x3ul)) {
+ bool channel1;
+
+ mot_intlv_bit = MOT_CHAN_INTLV_BIT_1SLC_2CH;
+ *pmiidx = (asym_2way.asym_2way_intlv_mode & 1) << 1;
+ channel1 = mot_hit ? ((bool)((addr >> mot_intlv_bit) & 1)) :
+ hash_by_mask(contig_addr, chan_hash_mask);
+ *pmiidx |= (u32)channel1;
+
+ contig_base = remove_mmio_gap(as2.base);
+ chan_intlv_bit_rm = mot_hit ? mot_intlv_bit : chan_selector;
+ contig_offset = contig_addr - contig_base;
+ remove_addr_bit(&contig_offset, chan_intlv_bit_rm);
+ contig_addr = (contig_base >> sym_chan_shift) + contig_offset;
+ } else {
+ /* Otherwise we're in normal, boring symmetric mode. */
+ *pmiidx = 0u;
+
+ if (two_slices) {
+ bool slice1;
+
+ if (mot_hit) {
+ slice_intlv_bit_rm = MOT_SLC_INTLV_BIT;
+ slice1 = (addr >> MOT_SLC_INTLV_BIT) & 1;
+ } else {
+ slice_intlv_bit_rm = slice_selector;
+ slice1 = hash_by_mask(addr, slice_hash_mask);
+ }
+
+ *pmiidx = (u32)slice1 << 1;
+ }
+
+ if (two_channels) {
+ bool channel1;
+
+ mot_intlv_bit = two_slices ? MOT_CHAN_INTLV_BIT_2SLC_2CH :
+ MOT_CHAN_INTLV_BIT_1SLC_2CH;
+
+ if (mot_hit) {
+ chan_intlv_bit_rm = mot_intlv_bit;
+ channel1 = (addr >> mot_intlv_bit) & 1;
+ } else {
+ chan_intlv_bit_rm = chan_selector;
+ channel1 = hash_by_mask(contig_addr, chan_hash_mask);
+ }
+
+ *pmiidx |= (u32)channel1;
+ }
+ }
+
+ /* Remove the chan_selector bit first */
+ remove_addr_bit(&contig_addr, chan_intlv_bit_rm);
+ /* Remove the slice bit (we remove it second because it must be lower */
+ remove_addr_bit(&contig_addr, slice_intlv_bit_rm);
+ *pmiaddr = contig_addr;
+
+ return 0;
+}
+
+/* Translate PMI address to memory (rank, row, bank, column) */
+#define C(n) (0x10 | (n)) /* column */
+#define B(n) (0x20 | (n)) /* bank */
+#define R(n) (0x40 | (n)) /* row */
+#define RS (0x80) /* rank */
+
+/* addrdec values */
+#define AMAP_1KB 0
+#define AMAP_2KB 1
+#define AMAP_4KB 2
+#define AMAP_RSVD 3
+
+/* dden values */
+#define DEN_4Gb 0
+#define DEN_8Gb 2
+
+/* dwid values */
+#define X8 0
+#define X16 1
+
+static struct dimm_geometry {
+ u8 addrdec;
+ u8 dden;
+ u8 dwid;
+ u8 rowbits, colbits;
+ u16 bits[PMI_ADDRESS_WIDTH];
+} dimms[] = {
+ {
+ .addrdec = AMAP_1KB, .dden = DEN_4Gb, .dwid = X16,
+ .rowbits = 15, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), B(0), B(1), B(2), R(0),
+ R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8), R(9),
+ R(10), C(7), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ 0, 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_1KB, .dden = DEN_4Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), B(0), B(1), B(2), R(0),
+ R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8), R(9),
+ R(10), C(7), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_1KB, .dden = DEN_8Gb, .dwid = X16,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), B(0), B(1), B(2), R(0),
+ R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8), R(9),
+ R(10), C(7), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_1KB, .dden = DEN_8Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 11,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), B(0), B(1), B(2), R(0),
+ R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8), R(9),
+ R(10), C(7), C(8), C(9), R(11), RS, C(11), R(12), R(13),
+ R(14), R(15), 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_2KB, .dden = DEN_4Gb, .dwid = X16,
+ .rowbits = 15, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), B(0), B(1), B(2),
+ R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8),
+ R(9), R(10), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ 0, 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_2KB, .dden = DEN_4Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), B(0), B(1), B(2),
+ R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8),
+ R(9), R(10), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_2KB, .dden = DEN_8Gb, .dwid = X16,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), B(0), B(1), B(2),
+ R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8),
+ R(9), R(10), C(8), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_2KB, .dden = DEN_8Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 11,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), B(0), B(1), B(2),
+ R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7), R(8),
+ R(9), R(10), C(8), C(9), R(11), RS, C(11), R(12), R(13),
+ R(14), R(15), 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_4KB, .dden = DEN_4Gb, .dwid = X16,
+ .rowbits = 15, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), C(8), B(0), B(1),
+ B(2), R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7),
+ R(8), R(9), R(10), C(9), R(11), RS, R(12), R(13), R(14),
+ 0, 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_4KB, .dden = DEN_4Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), C(8), B(0), B(1),
+ B(2), R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7),
+ R(8), R(9), R(10), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_4KB, .dden = DEN_8Gb, .dwid = X16,
+ .rowbits = 16, .colbits = 10,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), C(8), B(0), B(1),
+ B(2), R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7),
+ R(8), R(9), R(10), C(9), R(11), RS, R(12), R(13), R(14),
+ R(15), 0, 0, 0
+ }
+ },
+ {
+ .addrdec = AMAP_4KB, .dden = DEN_8Gb, .dwid = X8,
+ .rowbits = 16, .colbits = 11,
+ .bits = {
+ C(2), C(3), C(4), C(5), C(6), C(7), C(8), B(0), B(1),
+ B(2), R(0), R(1), R(2), R(3), R(4), R(5), R(6), R(7),
+ R(8), R(9), R(10), C(9), R(11), RS, C(11), R(12), R(13),
+ R(14), R(15), 0, 0
+ }
+ }
+};
+
+static int bank_hash(u64 pmiaddr, int idx, int shft)
+{
+ int bhash = 0;
+
+ switch (idx) {
+ case 0:
+ bhash ^= ((pmiaddr >> (12 + shft)) ^ (pmiaddr >> (9 + shft))) & 1;
+ break;
+ case 1:
+ bhash ^= (((pmiaddr >> (10 + shft)) ^ (pmiaddr >> (8 + shft))) & 1) << 1;
+ bhash ^= ((pmiaddr >> 22) & 1) << 1;
+ break;
+ case 2:
+ bhash ^= (((pmiaddr >> (13 + shft)) ^ (pmiaddr >> (11 + shft))) & 1) << 2;
+ break;
+ }
+
+ return bhash;
+}
+
+static int rank_hash(u64 pmiaddr)
+{
+ return ((pmiaddr >> 16) ^ (pmiaddr >> 10)) & 1;
+}
+
+/* Second stage decode. Compute rank, bank, row & column. */
+static int apl_pmi2mem(struct mem_ctl_info *mci, u64 pmiaddr, u32 pmiidx,
+ struct dram_addr *daddr, char *msg)
+{
+ struct d_cr_drp0 *cr_drp0 = &drp0[pmiidx];
+ struct pnd2_pvt *pvt = mci->pvt_info;
+ int g = pvt->dimm_geom[pmiidx];
+ struct dimm_geometry *d = &dimms[g];
+ int column = 0, bank = 0, row = 0, rank = 0;
+ int i, idx, type, skiprs = 0;
+
+ for (i = 0; i < PMI_ADDRESS_WIDTH; i++) {
+ int bit = (pmiaddr >> i) & 1;
+
+ if (i + skiprs >= PMI_ADDRESS_WIDTH) {
+ snprintf(msg, PND2_MSG_SIZE, "Bad dimm_geometry[] table\n");
+ return -EINVAL;
+ }
+
+ type = d->bits[i + skiprs] & ~0xf;
+ idx = d->bits[i + skiprs] & 0xf;
+
+ /*
+ * On single rank DIMMs ignore the rank select bit
+ * and shift remainder of "bits[]" down one place.
+ */
+ if (type == RS && (cr_drp0->rken0 + cr_drp0->rken1) == 1) {
+ skiprs = 1;
+ type = d->bits[i + skiprs] & ~0xf;
+ idx = d->bits[i + skiprs] & 0xf;
+ }
+
+ switch (type) {
+ case C(0):
+ column |= (bit << idx);
+ break;
+ case B(0):
+ bank |= (bit << idx);
+ if (cr_drp0->bahen)
+ bank ^= bank_hash(pmiaddr, idx, d->addrdec);
+ break;
+ case R(0):
+ row |= (bit << idx);
+ break;
+ case RS:
+ rank = bit;
+ if (cr_drp0->rsien)
+ rank ^= rank_hash(pmiaddr);
+ break;
+ default:
+ if (bit) {
+ snprintf(msg, PND2_MSG_SIZE, "Bad translation\n");
+ return -EINVAL;
+ }
+ goto done;
+ }
+ }
+
+done:
+ daddr->col = column;
+ daddr->bank = bank;
+ daddr->row = row;
+ daddr->rank = rank;
+ daddr->dimm = 0;
+
+ return 0;
+}
+
+/* Pluck bit "in" from pmiaddr and return value shifted to bit "out" */
+#define dnv_get_bit(pmi, in, out) ((int)(((pmi) >> (in)) & 1u) << (out))
+
+static int dnv_pmi2mem(struct mem_ctl_info *mci, u64 pmiaddr, u32 pmiidx,
+ struct dram_addr *daddr, char *msg)
+{
+ /* Rank 0 or 1 */
+ daddr->rank = dnv_get_bit(pmiaddr, dmap[pmiidx].rs0 + 13, 0);
+ /* Rank 2 or 3 */
+ daddr->rank |= dnv_get_bit(pmiaddr, dmap[pmiidx].rs1 + 13, 1);
+
+ /*
+ * Normally ranks 0,1 are DIMM0, and 2,3 are DIMM1, but we
+ * flip them if DIMM1 is larger than DIMM0.
+ */
+ daddr->dimm = (daddr->rank >= 2) ^ drp[pmiidx].dimmflip;
+
+ daddr->bank = dnv_get_bit(pmiaddr, dmap[pmiidx].ba0 + 6, 0);
+ daddr->bank |= dnv_get_bit(pmiaddr, dmap[pmiidx].ba1 + 6, 1);
+ daddr->bank |= dnv_get_bit(pmiaddr, dmap[pmiidx].bg0 + 6, 2);
+ if (dsch.ddr4en)
+ daddr->bank |= dnv_get_bit(pmiaddr, dmap[pmiidx].bg1 + 6, 3);
+ if (dmap1[pmiidx].bxor) {
+ if (dsch.ddr4en) {
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap3[pmiidx].row6 + 6, 0);
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap3[pmiidx].row7 + 6, 1);
+ if (dsch.chan_width == 0)
+ /* 64/72 bit dram channel width */
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca3 + 6, 2);
+ else
+ /* 32/40 bit dram channel width */
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca4 + 6, 2);
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap2[pmiidx].row2 + 6, 3);
+ } else {
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap2[pmiidx].row2 + 6, 0);
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap3[pmiidx].row6 + 6, 1);
+ if (dsch.chan_width == 0)
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca3 + 6, 2);
+ else
+ daddr->bank ^= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca4 + 6, 2);
+ }
+ }
+
+ daddr->row = dnv_get_bit(pmiaddr, dmap2[pmiidx].row0 + 6, 0);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap2[pmiidx].row1 + 6, 1);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap2[pmiidx].row2 + 6, 2);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap2[pmiidx].row3 + 6, 3);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap2[pmiidx].row4 + 6, 4);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap2[pmiidx].row5 + 6, 5);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row6 + 6, 6);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row7 + 6, 7);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row8 + 6, 8);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row9 + 6, 9);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row10 + 6, 10);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap3[pmiidx].row11 + 6, 11);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row12 + 6, 12);
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row13 + 6, 13);
+ if (dmap4[pmiidx].row14 != 31)
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row14 + 6, 14);
+ if (dmap4[pmiidx].row15 != 31)
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row15 + 6, 15);
+ if (dmap4[pmiidx].row16 != 31)
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row16 + 6, 16);
+ if (dmap4[pmiidx].row17 != 31)
+ daddr->row |= dnv_get_bit(pmiaddr, dmap4[pmiidx].row17 + 6, 17);
+
+ daddr->col = dnv_get_bit(pmiaddr, dmap5[pmiidx].ca3 + 6, 3);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca4 + 6, 4);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca5 + 6, 5);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca6 + 6, 6);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca7 + 6, 7);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca8 + 6, 8);
+ daddr->col |= dnv_get_bit(pmiaddr, dmap5[pmiidx].ca9 + 6, 9);
+ if (!dsch.ddr4en && dmap1[pmiidx].ca11 != 0x3f)
+ daddr->col |= dnv_get_bit(pmiaddr, dmap1[pmiidx].ca11 + 13, 11);
+
+ return 0;
+}
+
+static int check_channel(int ch)
+{
+ if (drp0[ch].dramtype != 0) {
+ pnd2_printk(KERN_INFO, "Unsupported DIMM in channel %d\n", ch);
+ return 1;
+ } else if (drp0[ch].eccen == 0) {
+ pnd2_printk(KERN_INFO, "ECC disabled on channel %d\n", ch);
+ return 1;
+ }
+ return 0;
+}
+
+static int apl_check_ecc_active(void)
+{
+ int i, ret = 0;
+
+ /* Check dramtype and ECC mode for each present DIMM */
+ for (i = 0; i < APL_NUM_CHANNELS; i++)
+ if (chan_mask & BIT(i))
+ ret += check_channel(i);
+ return ret ? -EINVAL : 0;
+}
+
+#define DIMMS_PRESENT(d) ((d)->rken0 + (d)->rken1 + (d)->rken2 + (d)->rken3)
+
+static int check_unit(int ch)
+{
+ struct d_cr_drp *d = &drp[ch];
+
+ if (DIMMS_PRESENT(d) && !ecc_ctrl[ch].eccen) {
+ pnd2_printk(KERN_INFO, "ECC disabled on channel %d\n", ch);
+ return 1;
+ }
+ return 0;
+}
+
+static int dnv_check_ecc_active(void)
+{
+ int i, ret = 0;
+
+ for (i = 0; i < DNV_NUM_CHANNELS; i++)
+ ret += check_unit(i);
+ return ret ? -EINVAL : 0;
+}
+
+static int get_memory_error_data(struct mem_ctl_info *mci, u64 addr,
+ struct dram_addr *daddr, char *msg)
+{
+ u64 pmiaddr;
+ u32 pmiidx;
+ int ret;
+
+ ret = sys2pmi(addr, &pmiidx, &pmiaddr, msg);
+ if (ret)
+ return ret;
+
+ pmiaddr >>= ops->pmiaddr_shift;
+ /* pmi channel idx to dimm channel idx */
+ pmiidx >>= ops->pmiidx_shift;
+ daddr->chan = pmiidx;
+
+ ret = ops->pmi2mem(mci, pmiaddr, pmiidx, daddr, msg);
+ if (ret)
+ return ret;
+
+ edac_dbg(0, "SysAddr=%llx PmiAddr=%llx Channel=%d DIMM=%d Rank=%d Bank=%d Row=%d Column=%d\n",
+ addr, pmiaddr, daddr->chan, daddr->dimm, daddr->rank, daddr->bank, daddr->row, daddr->col);
+
+ return 0;
+}
+
+static void pnd2_mce_output_error(struct mem_ctl_info *mci, const struct mce *m,
+ struct dram_addr *daddr)
+{
+ enum hw_event_mc_err_type tp_event;
+ char *optype, msg[PND2_MSG_SIZE];
+ bool ripv = m->mcgstatus & MCG_STATUS_RIPV;
+ bool overflow = m->status & MCI_STATUS_OVER;
+ bool uc_err = m->status & MCI_STATUS_UC;
+ bool recov = m->status & MCI_STATUS_S;
+ u32 core_err_cnt = GET_BITFIELD(m->status, 38, 52);
+ u32 mscod = GET_BITFIELD(m->status, 16, 31);
+ u32 errcode = GET_BITFIELD(m->status, 0, 15);
+ u32 optypenum = GET_BITFIELD(m->status, 4, 6);
+ int rc;
+
+ tp_event = uc_err ? (ripv ? HW_EVENT_ERR_FATAL : HW_EVENT_ERR_UNCORRECTED) :
+ HW_EVENT_ERR_CORRECTED;
+
+ /*
+ * According with Table 15-9 of the Intel Architecture spec vol 3A,
+ * memory errors should fit in this mask:
+ * 000f 0000 1mmm cccc (binary)
+ * where:
+ * f = Correction Report Filtering Bit. If 1, subsequent errors
+ * won't be shown
+ * mmm = error type
+ * cccc = channel
+ * If the mask doesn't match, report an error to the parsing logic
+ */
+ if (!((errcode & 0xef80) == 0x80)) {
+ optype = "Can't parse: it is not a mem";
+ } else {
+ switch (optypenum) {
+ case 0:
+ optype = "generic undef request error";
+ break;
+ case 1:
+ optype = "memory read error";
+ break;
+ case 2:
+ optype = "memory write error";
+ break;
+ case 3:
+ optype = "addr/cmd error";
+ break;
+ case 4:
+ optype = "memory scrubbing error";
+ break;
+ default:
+ optype = "reserved";
+ break;
+ }
+ }
+
+ /* Only decode errors with an valid address (ADDRV) */
+ if (!(m->status & MCI_STATUS_ADDRV))
+ return;
+
+ rc = get_memory_error_data(mci, m->addr, daddr, msg);
+ if (rc)
+ goto address_error;
+
+ snprintf(msg, sizeof(msg),
+ "%s%s err_code:%04x:%04x channel:%d DIMM:%d rank:%d row:%d bank:%d col:%d",
+ overflow ? " OVERFLOW" : "", (uc_err && recov) ? " recoverable" : "", mscod,
+ errcode, daddr->chan, daddr->dimm, daddr->rank, daddr->row, daddr->bank, daddr->col);
+
+ edac_dbg(0, "%s\n", msg);
+
+ /* Call the helper to output message */
+ edac_mc_handle_error(tp_event, mci, core_err_cnt, m->addr >> PAGE_SHIFT,
+ m->addr & ~PAGE_MASK, 0, daddr->chan, daddr->dimm, -1, optype, msg);
+
+ return;
+
+address_error:
+ edac_mc_handle_error(tp_event, mci, core_err_cnt, 0, 0, 0, -1, -1, -1, msg, "");
+}
+
+static void apl_get_dimm_config(struct mem_ctl_info *mci)
+{
+ struct pnd2_pvt *pvt = mci->pvt_info;
+ struct dimm_info *dimm;
+ struct d_cr_drp0 *d;
+ u64 capacity;
+ int i, g;
+
+ for (i = 0; i < APL_NUM_CHANNELS; i++) {
+ if (!(chan_mask & BIT(i)))
+ continue;
+
+ dimm = EDAC_DIMM_PTR(mci->layers, mci->dimms, mci->n_layers, i, 0, 0);
+ if (!dimm) {
+ edac_dbg(0, "No allocated DIMM for channel %d\n", i);
+ continue;
+ }
+
+ d = &drp0[i];
+ for (g = 0; g < ARRAY_SIZE(dimms); g++)
+ if (dimms[g].addrdec == d->addrdec &&
+ dimms[g].dden == d->dden &&
+ dimms[g].dwid == d->dwid)
+ break;
+
+ if (g == ARRAY_SIZE(dimms)) {
+ edac_dbg(0, "Channel %d: unrecognized DIMM\n", i);
+ continue;
+ }
+
+ pvt->dimm_geom[i] = g;
+ capacity = (d->rken0 + d->rken1) * 8 * (1ul << dimms[g].rowbits) *
+ (1ul << dimms[g].colbits);
+ edac_dbg(0, "Channel %d: %lld MByte DIMM\n", i, capacity >> (20 - 3));
+ dimm->nr_pages = MiB_TO_PAGES(capacity >> (20 - 3));
+ dimm->grain = 32;
+ dimm->dtype = (d->dwid == 0) ? DEV_X8 : DEV_X16;
+ dimm->mtype = MEM_DDR3;
+ dimm->edac_mode = EDAC_SECDED;
+ snprintf(dimm->label, sizeof(dimm->label), "Slice#%d_Chan#%d", i / 2, i % 2);
+ }
+}
+
+static const int dnv_dtypes[] = {
+ DEV_X8, DEV_X4, DEV_X16, DEV_UNKNOWN
+};
+
+static void dnv_get_dimm_config(struct mem_ctl_info *mci)
+{
+ int i, j, ranks_of_dimm[DNV_MAX_DIMMS], banks, rowbits, colbits, memtype;
+ struct dimm_info *dimm;
+ struct d_cr_drp *d;
+ u64 capacity;
+
+ if (dsch.ddr4en) {
+ memtype = MEM_DDR4;
+ banks = 16;
+ colbits = 10;
+ } else {
+ memtype = MEM_DDR3;
+ banks = 8;
+ }
+
+ for (i = 0; i < DNV_NUM_CHANNELS; i++) {
+ if (dmap4[i].row14 == 31)
+ rowbits = 14;
+ else if (dmap4[i].row15 == 31)
+ rowbits = 15;
+ else if (dmap4[i].row16 == 31)
+ rowbits = 16;
+ else if (dmap4[i].row17 == 31)
+ rowbits = 17;
+ else
+ rowbits = 18;
+
+ if (memtype == MEM_DDR3) {
+ if (dmap1[i].ca11 != 0x3f)
+ colbits = 12;
+ else
+ colbits = 10;
+ }
+
+ d = &drp[i];
+ /* DIMM0 is present if rank0 and/or rank1 is enabled */
+ ranks_of_dimm[0] = d->rken0 + d->rken1;
+ /* DIMM1 is present if rank2 and/or rank3 is enabled */
+ ranks_of_dimm[1] = d->rken2 + d->rken3;
+
+ for (j = 0; j < DNV_MAX_DIMMS; j++) {
+ if (!ranks_of_dimm[j])
+ continue;
+
+ dimm = EDAC_DIMM_PTR(mci->layers, mci->dimms, mci->n_layers, i, j, 0);
+ if (!dimm) {
+ edac_dbg(0, "No allocated DIMM for channel %d DIMM %d\n", i, j);
+ continue;
+ }
+
+ capacity = ranks_of_dimm[j] * banks * (1ul << rowbits) * (1ul << colbits);
+ edac_dbg(0, "Channel %d DIMM %d: %lld MByte DIMM\n", i, j, capacity >> (20 - 3));
+ dimm->nr_pages = MiB_TO_PAGES(capacity >> (20 - 3));
+ dimm->grain = 32;
+ dimm->dtype = dnv_dtypes[j ? d->dimmdwid0 : d->dimmdwid1];
+ dimm->mtype = memtype;
+ dimm->edac_mode = EDAC_SECDED;
+ snprintf(dimm->label, sizeof(dimm->label), "Chan#%d_DIMM#%d", i, j);
+ }
+ }
+}
+
+static int pnd2_register_mci(struct mem_ctl_info **ppmci)
+{
+ struct edac_mc_layer layers[2];
+ struct mem_ctl_info *mci;
+ struct pnd2_pvt *pvt;
+ int rc;
+
+ rc = ops->check_ecc();
+ if (rc < 0)
+ return rc;
+
+ /* Allocate a new MC control structure */
+ layers[0].type = EDAC_MC_LAYER_CHANNEL;
+ layers[0].size = ops->channels;
+ layers[0].is_virt_csrow = false;
+ layers[1].type = EDAC_MC_LAYER_SLOT;
+ layers[1].size = ops->dimms_per_channel;
+ layers[1].is_virt_csrow = true;
+ mci = edac_mc_alloc(0, ARRAY_SIZE(layers), layers, sizeof(*pvt));
+ if (!mci)
+ return -ENOMEM;
+
+ pvt = mci->pvt_info;
+ memset(pvt, 0, sizeof(*pvt));
+
+ mci->mod_name = "pnd2_edac.c";
+ mci->dev_name = ops->name;
+ mci->ctl_name = "Pondicherry2";
+
+ /* Get dimm basic config and the memory layout */
+ ops->get_dimm_config(mci);
+
+ if (edac_mc_add_mc(mci)) {
+ edac_dbg(0, "MC: failed edac_mc_add_mc()\n");
+ edac_mc_free(mci);
+ return -EINVAL;
+ }
+
+ *ppmci = mci;
+
+ return 0;
+}
+
+static void pnd2_unregister_mci(struct mem_ctl_info *mci)
+{
+ if (unlikely(!mci || !mci->pvt_info)) {
+ pnd2_printk(KERN_ERR, "Couldn't find mci handler\n");
+ return;
+ }
+
+ /* Remove MC sysfs nodes */
+ edac_mc_del_mc(NULL);
+ edac_dbg(1, "%s: free mci struct\n", mci->ctl_name);
+ edac_mc_free(mci);
+}
+
+/*
+ * Callback function registered with core kernel mce code.
+ * Called once for each logged error.
+ */
+static int pnd2_mce_check_error(struct notifier_block *nb, unsigned long val, void *data)
+{
+ struct mce *mce = (struct mce *)data;
+ struct mem_ctl_info *mci;
+ struct dram_addr daddr;
+ char *type;
+
+ if (get_edac_report_status() == EDAC_REPORTING_DISABLED)
+ return NOTIFY_DONE;
+
+ mci = pnd2_mci;
+ if (!mci)
+ return NOTIFY_DONE;
+
+ /*
+ * Just let mcelog handle it if the error is
+ * outside the memory controller. A memory error
+ * is indicated by bit 7 = 1 and bits = 8-11,13-15 = 0.
+ * bit 12 has an special meaning.
+ */
+ if ((mce->status & 0xefff) >> 7 != 1)
+ return NOTIFY_DONE;
+
+ if (mce->mcgstatus & MCG_STATUS_MCIP)
+ type = "Exception";
+ else
+ type = "Event";
+
+ pnd2_mc_printk(mci, KERN_INFO, "HANDLING MCE MEMORY ERROR\n");
+ pnd2_mc_printk(mci, KERN_INFO, "CPU %u: Machine Check %s: %llx Bank %u: %llx\n",
+ mce->extcpu, type, mce->mcgstatus, mce->bank, mce->status);
+ pnd2_mc_printk(mci, KERN_INFO, "TSC %llx ", mce->tsc);
+ pnd2_mc_printk(mci, KERN_INFO, "ADDR %llx ", mce->addr);
+ pnd2_mc_printk(mci, KERN_INFO, "MISC %llx ", mce->misc);
+ pnd2_mc_printk(mci, KERN_INFO, "PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x\n",
+ mce->cpuvendor, mce->cpuid, mce->time, mce->socketid, mce->apicid);
+
+ pnd2_mce_output_error(mci, mce, &daddr);
+
+ /* Advice mcelog that the error were handled */
+ return NOTIFY_STOP;
+}
+
+static struct notifier_block pnd2_mce_dec = {
+ .notifier_call = pnd2_mce_check_error,
+};
+
+#ifdef CONFIG_EDAC_DEBUG
+/*
+ * Write an address to this file to exercise the address decode
+ * logic in this driver.
+ */
+static u64 pnd2_fake_addr;
+#define PND2_BLOB_SIZE 1024
+static char pnd2_result[PND2_BLOB_SIZE];
+static struct dentry *pnd2_test;
+static struct debugfs_blob_wrapper pnd2_blob = {
+ .data = pnd2_result,
+ .size = 0
+};
+
+static int debugfs_u64_set(void *data, u64 val)
+{
+ struct dram_addr daddr;
+ struct mce m;
+
+ *(u64 *)data = val;
+ m.mcgstatus = 0;
+ /* ADDRV + MemRd + Unknown channel */
+ m.status = MCI_STATUS_ADDRV + 0x9f;
+ m.addr = val;
+ pnd2_mce_output_error(pnd2_mci, &m, &daddr);
+ snprintf(pnd2_blob.data, PND2_BLOB_SIZE,
+ "SysAddr=%llx Channel=%d DIMM=%d Rank=%d Bank=%d Row=%d Column=%d\n",
+ m.addr, daddr.chan, daddr.dimm, daddr.rank, daddr.bank, daddr.row, daddr.col);
+ pnd2_blob.size = strlen(pnd2_blob.data);
+
+ return 0;
+}
+DEFINE_DEBUGFS_ATTRIBUTE(fops_u64_wo, NULL, debugfs_u64_set, "%llu\n");
+
+static void setup_pnd2_debug(void)
+{
+ pnd2_test = edac_debugfs_create_dir("pnd2_test");
+ edac_debugfs_create_file("pnd2_debug_addr", 0200, pnd2_test,
+ &pnd2_fake_addr, &fops_u64_wo);
+ debugfs_create_blob("pnd2_debug_results", 0400, pnd2_test, &pnd2_blob);
+}
+
+static void teardown_pnd2_debug(void)
+{
+ debugfs_remove_recursive(pnd2_test);
+}
+#else
+static void setup_pnd2_debug(void) {}
+static void teardown_pnd2_debug(void) {}
+#endif /* CONFIG_EDAC_DEBUG */
+
+
+static int pnd2_probe(void)
+{
+ int rc;
+
+ edac_dbg(2, "\n");
+ rc = get_registers();
+ if (rc)
+ return rc;
+
+ return pnd2_register_mci(&pnd2_mci);
+}
+
+static void pnd2_remove(void)
+{
+ edac_dbg(0, "\n");
+ pnd2_unregister_mci(pnd2_mci);
+}
+
+static struct dunit_ops apl_ops = {
+ .name = "pnd2/apl",
+ .type = APL,
+ .pmiaddr_shift = LOG2_PMI_ADDR_GRANULARITY,
+ .pmiidx_shift = 0,
+ .channels = APL_NUM_CHANNELS,
+ .dimms_per_channel = 1,
+ .rd_reg = apl_rd_reg,
+ .get_registers = apl_get_registers,
+ .check_ecc = apl_check_ecc_active,
+ .mk_region = apl_mk_region,
+ .get_dimm_config = apl_get_dimm_config,
+ .pmi2mem = apl_pmi2mem,
+};
+
+static struct dunit_ops dnv_ops = {
+ .name = "pnd2/dnv",
+ .type = DNV,
+ .pmiaddr_shift = 0,
+ .pmiidx_shift = 1,
+ .channels = DNV_NUM_CHANNELS,
+ .dimms_per_channel = 2,
+ .rd_reg = dnv_rd_reg,
+ .get_registers = dnv_get_registers,
+ .check_ecc = dnv_check_ecc_active,
+ .mk_region = dnv_mk_region,
+ .get_dimm_config = dnv_get_dimm_config,
+ .pmi2mem = dnv_pmi2mem,
+};
+
+static const struct x86_cpu_id pnd2_cpuids[] = {
+ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_GOLDMONT, 0, (kernel_ulong_t)&apl_ops },
+ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_DENVERTON, 0, (kernel_ulong_t)&dnv_ops },
+ { }
+};
+MODULE_DEVICE_TABLE(x86cpu, pnd2_cpuids);
+
+static int __init pnd2_init(void)
+{
+ const struct x86_cpu_id *id;
+ int rc;
+
+ edac_dbg(2, "\n");
+
+ id = x86_match_cpu(pnd2_cpuids);
+ if (!id)
+ return -ENODEV;
+
+ ops = (struct dunit_ops *)id->driver_data;
+
+ /* Ensure that the OPSTATE is set correctly for POLL or NMI */
+ opstate_init();
+
+ rc = pnd2_probe();
+ if (rc < 0) {
+ pnd2_printk(KERN_ERR, "Failed to register device with error %d.\n", rc);
+ return rc;
+ }
+
+ if (!pnd2_mci)
+ return -ENODEV;
+
+ mce_register_decode_chain(&pnd2_mce_dec);
+ setup_pnd2_debug();
+
+ return 0;
+}
+
+static void __exit pnd2_exit(void)
+{
+ edac_dbg(2, "\n");
+ teardown_pnd2_debug();
+ mce_unregister_decode_chain(&pnd2_mce_dec);
+ pnd2_remove();
+}
+
+module_init(pnd2_init);
+module_exit(pnd2_exit);
+
+module_param(edac_op_state, int, 0444);
+MODULE_PARM_DESC(edac_op_state, "EDAC Error Reporting state: 0=Poll,1=NMI");
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Tony Luck");
+MODULE_DESCRIPTION("MC Driver for Intel SoC using Pondicherry memory controller");
diff --git a/drivers/edac/pnd2_edac.h b/drivers/edac/pnd2_edac.h
new file mode 100644
index 0000000..61b6e79
--- /dev/null
+++ b/drivers/edac/pnd2_edac.h
@@ -0,0 +1,301 @@
+/*
+ * Register bitfield descriptions for Pondicherry2 memory controller.
+ *
+ * Copyright (c) 2016, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef _PND2_REGS_H
+#define _PND2_REGS_H
+
+struct b_cr_touud_lo_pci {
+ u32 lock : 1;
+ u32 reserved_1 : 19;
+ u32 touud : 12;
+};
+
+#define b_cr_touud_lo_pci_port 0x4c
+#define b_cr_touud_lo_pci_offset 0xa8
+#define b_cr_touud_lo_pci_r_opcode 0x04
+
+struct b_cr_touud_hi_pci {
+ u32 touud : 7;
+ u32 reserved_0 : 25;
+};
+
+#define b_cr_touud_hi_pci_port 0x4c
+#define b_cr_touud_hi_pci_offset 0xac
+#define b_cr_touud_hi_pci_r_opcode 0x04
+
+struct b_cr_tolud_pci {
+ u32 lock : 1;
+ u32 reserved_0 : 19;
+ u32 tolud : 12;
+};
+
+#define b_cr_tolud_pci_port 0x4c
+#define b_cr_tolud_pci_offset 0xbc
+#define b_cr_tolud_pci_r_opcode 0x04
+
+struct b_cr_mchbar_lo_pci {
+ u32 enable : 1;
+ u32 pad_3_1 : 3;
+ u32 pad_14_4: 11;
+ u32 base: 17;
+};
+
+struct b_cr_mchbar_hi_pci {
+ u32 base : 7;
+ u32 pad_31_7 : 25;
+};
+
+/* Symmetric region */
+struct b_cr_slice_channel_hash {
+ u64 slice_1_disabled : 1;
+ u64 hvm_mode : 1;
+ u64 interleave_mode : 2;
+ u64 slice_0_mem_disabled : 1;
+ u64 reserved_0 : 1;
+ u64 slice_hash_mask : 14;
+ u64 reserved_1 : 11;
+ u64 enable_pmi_dual_data_mode : 1;
+ u64 ch_1_disabled : 1;
+ u64 reserved_2 : 1;
+ u64 sym_slice0_channel_enabled : 2;
+ u64 sym_slice1_channel_enabled : 2;
+ u64 ch_hash_mask : 14;
+ u64 reserved_3 : 11;
+ u64 lock : 1;
+};
+
+#define b_cr_slice_channel_hash_port 0x4c
+#define b_cr_slice_channel_hash_offset 0x4c58
+#define b_cr_slice_channel_hash_r_opcode 0x06
+
+struct b_cr_mot_out_base_mchbar {
+ u32 reserved_0 : 14;
+ u32 mot_out_base : 15;
+ u32 reserved_1 : 1;
+ u32 tr_en : 1;
+ u32 imr_en : 1;
+};
+
+#define b_cr_mot_out_base_mchbar_port 0x4c
+#define b_cr_mot_out_base_mchbar_offset 0x6af0
+#define b_cr_mot_out_base_mchbar_r_opcode 0x00
+
+struct b_cr_mot_out_mask_mchbar {
+ u32 reserved_0 : 14;
+ u32 mot_out_mask : 15;
+ u32 reserved_1 : 1;
+ u32 ia_iwb_en : 1;
+ u32 gt_iwb_en : 1;
+};
+
+#define b_cr_mot_out_mask_mchbar_port 0x4c
+#define b_cr_mot_out_mask_mchbar_offset 0x6af4
+#define b_cr_mot_out_mask_mchbar_r_opcode 0x00
+
+struct b_cr_asym_mem_region0_mchbar {
+ u32 pad : 4;
+ u32 slice0_asym_base : 11;
+ u32 pad_18_15 : 4;
+ u32 slice0_asym_limit : 11;
+ u32 slice0_asym_channel_select : 1;
+ u32 slice0_asym_enable : 1;
+};
+
+#define b_cr_asym_mem_region0_mchbar_port 0x4c
+#define b_cr_asym_mem_region0_mchbar_offset 0x6e40
+#define b_cr_asym_mem_region0_mchbar_r_opcode 0x00
+
+struct b_cr_asym_mem_region1_mchbar {
+ u32 pad : 4;
+ u32 slice1_asym_base : 11;
+ u32 pad_18_15 : 4;
+ u32 slice1_asym_limit : 11;
+ u32 slice1_asym_channel_select : 1;
+ u32 slice1_asym_enable : 1;
+};
+
+#define b_cr_asym_mem_region1_mchbar_port 0x4c
+#define b_cr_asym_mem_region1_mchbar_offset 0x6e44
+#define b_cr_asym_mem_region1_mchbar_r_opcode 0x00
+
+/* Some bit fields moved in above two structs on Denverton */
+struct b_cr_asym_mem_region_denverton {
+ u32 pad : 4;
+ u32 slice_asym_base : 8;
+ u32 pad_19_12 : 8;
+ u32 slice_asym_limit : 8;
+ u32 pad_28_30 : 3;
+ u32 slice_asym_enable : 1;
+};
+
+struct b_cr_asym_2way_mem_region_mchbar {
+ u32 pad : 2;
+ u32 asym_2way_intlv_mode : 2;
+ u32 asym_2way_base : 11;
+ u32 pad_16_15 : 2;
+ u32 asym_2way_limit : 11;
+ u32 pad_30_28 : 3;
+ u32 asym_2way_interleave_enable : 1;
+};
+
+#define b_cr_asym_2way_mem_region_mchbar_port 0x4c
+#define b_cr_asym_2way_mem_region_mchbar_offset 0x6e50
+#define b_cr_asym_2way_mem_region_mchbar_r_opcode 0x00
+
+/* Apollo Lake d-unit */
+
+struct d_cr_drp0 {
+ u32 rken0 : 1;
+ u32 rken1 : 1;
+ u32 ddmen : 1;
+ u32 rsvd3 : 1;
+ u32 dwid : 2;
+ u32 dden : 3;
+ u32 rsvd13_9 : 5;
+ u32 rsien : 1;
+ u32 bahen : 1;
+ u32 rsvd18_16 : 3;
+ u32 caswizzle : 2;
+ u32 eccen : 1;
+ u32 dramtype : 3;
+ u32 blmode : 3;
+ u32 addrdec : 2;
+ u32 dramdevice_pr : 2;
+};
+
+#define d_cr_drp0_offset 0x1400
+#define d_cr_drp0_r_opcode 0x00
+
+/* Denverton d-unit */
+
+struct d_cr_dsch {
+ u32 ch0en : 1;
+ u32 ch1en : 1;
+ u32 ddr4en : 1;
+ u32 coldwake : 1;
+ u32 newbypdis : 1;
+ u32 chan_width : 1;
+ u32 rsvd6_6 : 1;
+ u32 ooodis : 1;
+ u32 rsvd18_8 : 11;
+ u32 ic : 1;
+ u32 rsvd31_20 : 12;
+};
+
+#define d_cr_dsch_port 0x16
+#define d_cr_dsch_offset 0x0
+#define d_cr_dsch_r_opcode 0x0
+
+struct d_cr_ecc_ctrl {
+ u32 eccen : 1;
+ u32 rsvd31_1 : 31;
+};
+
+#define d_cr_ecc_ctrl_offset 0x180
+#define d_cr_ecc_ctrl_r_opcode 0x0
+
+struct d_cr_drp {
+ u32 rken0 : 1;
+ u32 rken1 : 1;
+ u32 rken2 : 1;
+ u32 rken3 : 1;
+ u32 dimmdwid0 : 2;
+ u32 dimmdden0 : 2;
+ u32 dimmdwid1 : 2;
+ u32 dimmdden1 : 2;
+ u32 rsvd15_12 : 4;
+ u32 dimmflip : 1;
+ u32 rsvd31_17 : 15;
+};
+
+#define d_cr_drp_offset 0x158
+#define d_cr_drp_r_opcode 0x0
+
+struct d_cr_dmap {
+ u32 ba0 : 5;
+ u32 ba1 : 5;
+ u32 bg0 : 5; /* if ddr3, ba2 = bg0 */
+ u32 bg1 : 5; /* if ddr3, ba3 = bg1 */
+ u32 rs0 : 5;
+ u32 rs1 : 5;
+ u32 rsvd : 2;
+};
+
+#define d_cr_dmap_offset 0x174
+#define d_cr_dmap_r_opcode 0x0
+
+struct d_cr_dmap1 {
+ u32 ca11 : 6;
+ u32 bxor : 1;
+ u32 rsvd : 25;
+};
+
+#define d_cr_dmap1_offset 0xb4
+#define d_cr_dmap1_r_opcode 0x0
+
+struct d_cr_dmap2 {
+ u32 row0 : 5;
+ u32 row1 : 5;
+ u32 row2 : 5;
+ u32 row3 : 5;
+ u32 row4 : 5;
+ u32 row5 : 5;
+ u32 rsvd : 2;
+};
+
+#define d_cr_dmap2_offset 0x148
+#define d_cr_dmap2_r_opcode 0x0
+
+struct d_cr_dmap3 {
+ u32 row6 : 5;
+ u32 row7 : 5;
+ u32 row8 : 5;
+ u32 row9 : 5;
+ u32 row10 : 5;
+ u32 row11 : 5;
+ u32 rsvd : 2;
+};
+
+#define d_cr_dmap3_offset 0x14c
+#define d_cr_dmap3_r_opcode 0x0
+
+struct d_cr_dmap4 {
+ u32 row12 : 5;
+ u32 row13 : 5;
+ u32 row14 : 5;
+ u32 row15 : 5;
+ u32 row16 : 5;
+ u32 row17 : 5;
+ u32 rsvd : 2;
+};
+
+#define d_cr_dmap4_offset 0x150
+#define d_cr_dmap4_r_opcode 0x0
+
+struct d_cr_dmap5 {
+ u32 ca3 : 4;
+ u32 ca4 : 4;
+ u32 ca5 : 4;
+ u32 ca6 : 4;
+ u32 ca7 : 4;
+ u32 ca8 : 4;
+ u32 ca9 : 4;
+ u32 rsvd : 4;
+};
+
+#define d_cr_dmap5_offset 0x154
+#define d_cr_dmap5_r_opcode 0x0
+
+#endif /* _PND2_REGS_H */
diff --git a/drivers/edac/xgene_edac.c b/drivers/edac/xgene_edac.c
index 6c270d9..6692460 100644
--- a/drivers/edac/xgene_edac.c
+++ b/drivers/edac/xgene_edac.c
@@ -1596,7 +1596,7 @@
reg = readl(ctx->dev_csr + IOBPATRANSERRINTSTS);
if (!reg)
goto chk_iob_axi0;
- dev_err(edac_dev->dev, "IOB procesing agent (PA) transaction error\n");
+ dev_err(edac_dev->dev, "IOB processing agent (PA) transaction error\n");
if (reg & IOBPA_RDATA_CORRUPT_MASK)
dev_err(edac_dev->dev, "IOB PA read data RAM error\n");
if (reg & IOBPA_M_RDATA_CORRUPT_MASK)
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
index 96bbae5..fc09c76 100644
--- a/drivers/extcon/Kconfig
+++ b/drivers/extcon/Kconfig
@@ -44,7 +44,7 @@
config EXTCON_INTEL_INT3496
tristate "Intel INT3496 ACPI device extcon driver"
- depends on GPIOLIB && ACPI
+ depends on GPIOLIB && ACPI && (X86 || COMPILE_TEST)
help
Say Y here to enable extcon support for USB OTG ports controlled by
an Intel INT3496 ACPI device.
diff --git a/drivers/extcon/extcon-intel-int3496.c b/drivers/extcon/extcon-intel-int3496.c
index a3131b0..9d17984 100644
--- a/drivers/extcon/extcon-intel-int3496.c
+++ b/drivers/extcon/extcon-intel-int3496.c
@@ -45,6 +45,17 @@
EXTCON_NONE,
};
+static const struct acpi_gpio_params id_gpios = { INT3496_GPIO_USB_ID, 0, false };
+static const struct acpi_gpio_params vbus_gpios = { INT3496_GPIO_VBUS_EN, 0, false };
+static const struct acpi_gpio_params mux_gpios = { INT3496_GPIO_USB_MUX, 0, false };
+
+static const struct acpi_gpio_mapping acpi_int3496_default_gpios[] = {
+ { "id-gpios", &id_gpios, 1 },
+ { "vbus-gpios", &vbus_gpios, 1 },
+ { "mux-gpios", &mux_gpios, 1 },
+ { },
+};
+
static void int3496_do_usb_id(struct work_struct *work)
{
struct int3496_data *data =
@@ -83,6 +94,13 @@
struct int3496_data *data;
int ret;
+ ret = acpi_dev_add_driver_gpios(ACPI_COMPANION(dev),
+ acpi_int3496_default_gpios);
+ if (ret) {
+ dev_err(dev, "can't add GPIO ACPI mapping\n");
+ return ret;
+ }
+
data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -90,30 +108,27 @@
data->dev = dev;
INIT_DELAYED_WORK(&data->work, int3496_do_usb_id);
- data->gpio_usb_id = devm_gpiod_get_index(dev, "id",
- INT3496_GPIO_USB_ID,
- GPIOD_IN);
+ data->gpio_usb_id = devm_gpiod_get(dev, "id", GPIOD_IN);
if (IS_ERR(data->gpio_usb_id)) {
ret = PTR_ERR(data->gpio_usb_id);
dev_err(dev, "can't request USB ID GPIO: %d\n", ret);
return ret;
+ } else if (gpiod_get_direction(data->gpio_usb_id) != GPIOF_DIR_IN) {
+ dev_warn(dev, FW_BUG "USB ID GPIO not in input mode, fixing\n");
+ gpiod_direction_input(data->gpio_usb_id);
}
data->usb_id_irq = gpiod_to_irq(data->gpio_usb_id);
- if (data->usb_id_irq <= 0) {
+ if (data->usb_id_irq < 0) {
dev_err(dev, "can't get USB ID IRQ: %d\n", data->usb_id_irq);
- return -EINVAL;
+ return data->usb_id_irq;
}
- data->gpio_vbus_en = devm_gpiod_get_index(dev, "vbus en",
- INT3496_GPIO_VBUS_EN,
- GPIOD_ASIS);
+ data->gpio_vbus_en = devm_gpiod_get(dev, "vbus", GPIOD_ASIS);
if (IS_ERR(data->gpio_vbus_en))
dev_info(dev, "can't request VBUS EN GPIO\n");
- data->gpio_usb_mux = devm_gpiod_get_index(dev, "usb mux",
- INT3496_GPIO_USB_MUX,
- GPIOD_ASIS);
+ data->gpio_usb_mux = devm_gpiod_get(dev, "mux", GPIOD_ASIS);
if (IS_ERR(data->gpio_usb_mux))
dev_info(dev, "can't request USB MUX GPIO\n");
@@ -154,6 +169,8 @@
devm_free_irq(&pdev->dev, data->usb_id_irq, data);
cancel_delayed_work_sync(&data->work);
+ acpi_dev_remove_driver_gpios(ACPI_COMPANION(&pdev->dev));
+
return 0;
}
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index e7d4040..b372aad 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -389,7 +389,6 @@
return 0;
}
}
- pr_err_once("requested map not found.\n");
return -ENOENT;
}
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
index 08b0268..8554d7a 100644
--- a/drivers/firmware/efi/esrt.c
+++ b/drivers/firmware/efi/esrt.c
@@ -254,7 +254,7 @@
rc = efi_mem_desc_lookup(efi.esrt, &md);
if (rc < 0) {
- pr_err("ESRT header is not in the memory map.\n");
+ pr_warn("ESRT header is not in the memory map.\n");
return;
}
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 9b37a36..2bd683e 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -266,6 +266,9 @@
goto fail_free_event;
}
+ if (agpio->wake_capable == ACPI_WAKE_CAPABLE)
+ enable_irq_wake(irq);
+
list_add_tail(&event->node, &acpi_gpio->events);
return AE_OK;
@@ -339,6 +342,9 @@
list_for_each_entry_safe_reverse(event, ep, &acpi_gpio->events, node) {
struct gpio_desc *desc;
+ if (irqd_is_wakeup_set(irq_get_irq_data(event->irq)))
+ disable_irq_wake(event->irq);
+
free_irq(event->irq, event);
desc = event->desc;
if (WARN_ON(IS_ERR(desc)))
@@ -571,8 +577,10 @@
}
desc = acpi_get_gpiod_by_index(adev, propname, idx, &info);
- if (!IS_ERR(desc) || (PTR_ERR(desc) == -EPROBE_DEFER))
+ if (!IS_ERR(desc))
break;
+ if (PTR_ERR(desc) == -EPROBE_DEFER)
+ return ERR_CAST(desc);
}
/* Then from plain _CRS GPIOs */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index a3a105e..de0cf33 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -475,7 +475,7 @@
int r;
if (adev->wb.wb_obj == NULL) {
- r = amdgpu_bo_create_kernel(adev, AMDGPU_MAX_WB * 4,
+ r = amdgpu_bo_create_kernel(adev, AMDGPU_MAX_WB * sizeof(uint32_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
&adev->wb.wb_obj, &adev->wb.gpu_addr,
(void **)&adev->wb.wb);
@@ -488,7 +488,7 @@
memset(&adev->wb.used, 0, sizeof(adev->wb.used));
/* clear wb memory */
- memset((char *)adev->wb.wb, 0, AMDGPU_GPU_PAGE_SIZE);
+ memset((char *)adev->wb.wb, 0, AMDGPU_MAX_WB * sizeof(uint32_t));
}
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index f7adbac..b76cd69 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -421,6 +421,7 @@
{0x1002, 0x6985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
{0x1002, 0x6986, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
{0x1002, 0x6987, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
+ {0x1002, 0x6995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
{0x1002, 0x699F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
{0, 0, 0}
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
index 33b504b..c5dec21 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
@@ -3465,9 +3465,13 @@
max_sclk = 75000;
}
} else if (adev->asic_type == CHIP_OLAND) {
- if ((adev->pdev->device == 0x6604) &&
- (adev->pdev->subsystem_vendor == 0x1028) &&
- (adev->pdev->subsystem_device == 0x066F)) {
+ if ((adev->pdev->revision == 0xC7) ||
+ (adev->pdev->revision == 0x80) ||
+ (adev->pdev->revision == 0x81) ||
+ (adev->pdev->revision == 0x83) ||
+ (adev->pdev->revision == 0x87) ||
+ (adev->pdev->device == 0x6604) ||
+ (adev->pdev->device == 0x6605)) {
max_sclk = 75000;
}
}
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index f6d4d97..324a688 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1260,9 +1260,9 @@
* to KMS, hence fail if different settings are requested.
*/
if (var->bits_per_pixel != fb->format->cpp[0] * 8 ||
- var->xres != fb->width || var->yres != fb->height ||
- var->xres_virtual != fb->width || var->yres_virtual != fb->height) {
- DRM_DEBUG("fb userspace requested width/height/bpp different than current fb "
+ var->xres > fb->width || var->yres > fb->height ||
+ var->xres_virtual > fb->width || var->yres_virtual > fb->height) {
+ DRM_DEBUG("fb requested width/height/bpp can't fit in current fb "
"request %dx%d-%d (virtual %dx%d) > %dx%d-%d\n",
var->xres, var->yres, var->bits_per_pixel,
var->xres_virtual, var->yres_virtual,
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index 130d7d5..da48819 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -1311,6 +1311,8 @@
goto out_pm_put;
}
+ mutex_lock(&gpu->lock);
+
fence = etnaviv_gpu_fence_alloc(gpu);
if (!fence) {
event_free(gpu, event);
@@ -1318,8 +1320,6 @@
goto out_pm_put;
}
- mutex_lock(&gpu->lock);
-
gpu->event[event].fence = fence;
submit->fence = fence->seqno;
gpu->active_fence = submit->fence;
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 0fd6f7a..c0e8d33 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -68,6 +68,8 @@
unsigned long flags;
unsigned long out_type;
int first_win;
+ spinlock_t vblank_lock;
+ u32 frame_id;
};
static const uint32_t decon_formats[] = {
@@ -103,7 +105,7 @@
if (ctx->out_type & IFTYPE_I80)
val |= VIDINTCON0_FRAMEDONE;
else
- val |= VIDINTCON0_INTFRMEN;
+ val |= VIDINTCON0_INTFRMEN | VIDINTCON0_FRAMESEL_FP;
writel(val, ctx->addr + DECON_VIDINTCON0);
}
@@ -122,14 +124,56 @@
writel(0, ctx->addr + DECON_VIDINTCON0);
}
+/* return number of starts/ends of frame transmissions since reset */
+static u32 decon_get_frame_count(struct decon_context *ctx, bool end)
+{
+ u32 frm, pfrm, status, cnt = 2;
+
+ /* To get consistent result repeat read until frame id is stable.
+ * Usually the loop will be executed once, in rare cases when the loop
+ * is executed at frame change time 2nd pass will be needed.
+ */
+ frm = readl(ctx->addr + DECON_CRFMID);
+ do {
+ status = readl(ctx->addr + DECON_VIDCON1);
+ pfrm = frm;
+ frm = readl(ctx->addr + DECON_CRFMID);
+ } while (frm != pfrm && --cnt);
+
+ /* CRFMID is incremented on BPORCH in case of I80 and on VSYNC in case
+ * of RGB, it should be taken into account.
+ */
+ if (!frm)
+ return 0;
+
+ switch (status & (VIDCON1_VSTATUS_MASK | VIDCON1_I80_ACTIVE)) {
+ case VIDCON1_VSTATUS_VS:
+ if (!(ctx->out_type & IFTYPE_I80))
+ --frm;
+ break;
+ case VIDCON1_VSTATUS_BP:
+ --frm;
+ break;
+ case VIDCON1_I80_ACTIVE:
+ case VIDCON1_VSTATUS_AC:
+ if (end)
+ --frm;
+ break;
+ default:
+ break;
+ }
+
+ return frm;
+}
+
static void decon_setup_trigger(struct decon_context *ctx)
{
if (!(ctx->out_type & (IFTYPE_I80 | I80_HW_TRG)))
return;
if (!(ctx->out_type & I80_HW_TRG)) {
- writel(TRIGCON_TE_AUTO_MASK | TRIGCON_SWTRIGEN
- | TRIGCON_TE_AUTO_MASK | TRIGCON_SWTRIGEN,
+ writel(TRIGCON_TRIGEN_PER_F | TRIGCON_TRIGEN_F |
+ TRIGCON_TE_AUTO_MASK | TRIGCON_SWTRIGEN,
ctx->addr + DECON_TRIGCON);
return;
}
@@ -365,11 +409,14 @@
static void decon_atomic_flush(struct exynos_drm_crtc *crtc)
{
struct decon_context *ctx = crtc->ctx;
+ unsigned long flags;
int i;
if (test_bit(BIT_SUSPENDED, &ctx->flags))
return;
+ spin_lock_irqsave(&ctx->vblank_lock, flags);
+
for (i = ctx->first_win; i < WINDOWS_NR; i++)
decon_shadow_protect_win(ctx, i, false);
@@ -378,11 +425,18 @@
if (ctx->out_type & IFTYPE_I80)
set_bit(BIT_WIN_UPDATED, &ctx->flags);
+
+ ctx->frame_id = decon_get_frame_count(ctx, true);
+
+ exynos_crtc_handle_event(crtc);
+
+ spin_unlock_irqrestore(&ctx->vblank_lock, flags);
}
static void decon_swreset(struct decon_context *ctx)
{
unsigned int tries;
+ unsigned long flags;
writel(0, ctx->addr + DECON_VIDCON0);
for (tries = 2000; tries; --tries) {
@@ -400,6 +454,10 @@
WARN(tries == 0, "failed to software reset DECON\n");
+ spin_lock_irqsave(&ctx->vblank_lock, flags);
+ ctx->frame_id = 0;
+ spin_unlock_irqrestore(&ctx->vblank_lock, flags);
+
if (!(ctx->out_type & IFTYPE_HDMI))
return;
@@ -578,6 +636,24 @@
.unbind = decon_unbind,
};
+static void decon_handle_vblank(struct decon_context *ctx)
+{
+ u32 frm;
+
+ spin_lock(&ctx->vblank_lock);
+
+ frm = decon_get_frame_count(ctx, true);
+
+ if (frm != ctx->frame_id) {
+ /* handle only if incremented, take care of wrap-around */
+ if ((s32)(frm - ctx->frame_id) > 0)
+ drm_crtc_handle_vblank(&ctx->crtc->base);
+ ctx->frame_id = frm;
+ }
+
+ spin_unlock(&ctx->vblank_lock);
+}
+
static irqreturn_t decon_irq_handler(int irq, void *dev_id)
{
struct decon_context *ctx = dev_id;
@@ -598,7 +674,7 @@
(VIDOUT_INTERLACE_EN_F | VIDOUT_INTERLACE_FIELD_F))
return IRQ_HANDLED;
}
- drm_crtc_handle_vblank(&ctx->crtc->base);
+ decon_handle_vblank(ctx);
}
out:
@@ -671,6 +747,7 @@
__set_bit(BIT_SUSPENDED, &ctx->flags);
ctx->dev = dev;
ctx->out_type = (unsigned long)of_device_get_match_data(dev);
+ spin_lock_init(&ctx->vblank_lock);
if (ctx->out_type & IFTYPE_HDMI) {
ctx->first_win = 1;
@@ -678,7 +755,7 @@
ctx->out_type |= IFTYPE_I80;
}
- if (ctx->out_type | I80_HW_TRG) {
+ if (ctx->out_type & I80_HW_TRG) {
ctx->sysreg = syscon_regmap_lookup_by_phandle(dev->of_node,
"samsung,disp-sysreg");
if (IS_ERR(ctx->sysreg)) {
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index f9ab19e..4881180 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -526,6 +526,7 @@
for (i = 0; i < WINDOWS_NR; i++)
decon_shadow_protect_win(ctx, i, false);
+ exynos_crtc_handle_event(crtc);
}
static void decon_init(struct decon_context *ctx)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 5367b66..c65f450 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -85,24 +85,9 @@
struct drm_crtc_state *old_crtc_state)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
- struct drm_pending_vblank_event *event;
- unsigned long flags;
if (exynos_crtc->ops->atomic_flush)
exynos_crtc->ops->atomic_flush(exynos_crtc);
-
- event = crtc->state->event;
- if (event) {
- crtc->state->event = NULL;
-
- spin_lock_irqsave(&crtc->dev->event_lock, flags);
- if (drm_crtc_vblank_get(crtc) == 0)
- drm_crtc_arm_vblank_event(crtc, event);
- else
- drm_crtc_send_vblank_event(crtc, event);
- spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
- }
-
}
static const struct drm_crtc_helper_funcs exynos_crtc_helper_funcs = {
@@ -114,6 +99,24 @@
.atomic_flush = exynos_crtc_atomic_flush,
};
+void exynos_crtc_handle_event(struct exynos_drm_crtc *exynos_crtc)
+{
+ struct drm_crtc *crtc = &exynos_crtc->base;
+ struct drm_pending_vblank_event *event = crtc->state->event;
+ unsigned long flags;
+
+ if (event) {
+ crtc->state->event = NULL;
+ spin_lock_irqsave(&crtc->dev->event_lock, flags);
+ if (drm_crtc_vblank_get(crtc) == 0)
+ drm_crtc_arm_vblank_event(crtc, event);
+ else
+ drm_crtc_send_vblank_event(crtc, event);
+ spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+ }
+
+}
+
static void exynos_drm_crtc_destroy(struct drm_crtc *crtc)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
index 6a581a8..abd5d6c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
@@ -40,4 +40,6 @@
*/
void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
+void exynos_crtc_handle_event(struct exynos_drm_crtc *exynos_crtc);
+
#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 812e2ec..d7ef263 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -86,7 +86,7 @@
#define DSIM_SYNC_INFORM (1 << 27)
#define DSIM_EOT_DISABLE (1 << 28)
#define DSIM_MFLUSH_VS (1 << 29)
-/* This flag is valid only for exynos3250/3472/4415/5260/5430 */
+/* This flag is valid only for exynos3250/3472/5260/5430 */
#define DSIM_CLKLANE_STOP (1 << 30)
/* DSIM_ESCMODE */
@@ -473,17 +473,6 @@
.reg_values = reg_values,
};
-static const struct exynos_dsi_driver_data exynos4415_dsi_driver_data = {
- .reg_ofs = exynos_reg_ofs,
- .plltmr_reg = 0x58,
- .has_clklane_stop = 1,
- .num_clks = 2,
- .max_freq = 1000,
- .wait_for_reset = 1,
- .num_bits_resol = 11,
- .reg_values = reg_values,
-};
-
static const struct exynos_dsi_driver_data exynos5_dsi_driver_data = {
.reg_ofs = exynos_reg_ofs,
.plltmr_reg = 0x58,
@@ -521,8 +510,6 @@
.data = &exynos3_dsi_driver_data },
{ .compatible = "samsung,exynos4210-mipi-dsi",
.data = &exynos4_dsi_driver_data },
- { .compatible = "samsung,exynos4415-mipi-dsi",
- .data = &exynos4415_dsi_driver_data },
{ .compatible = "samsung,exynos5410-mipi-dsi",
.data = &exynos5_dsi_driver_data },
{ .compatible = "samsung,exynos5422-mipi-dsi",
@@ -979,7 +966,7 @@
bool first = !xfer->tx_done;
u32 reg;
- dev_dbg(dev, "< xfer %p: tx len %u, done %u, rx len %u, done %u\n",
+ dev_dbg(dev, "< xfer %pK: tx len %u, done %u, rx len %u, done %u\n",
xfer, length, xfer->tx_done, xfer->rx_len, xfer->rx_done);
if (length > DSI_TX_FIFO_SIZE)
@@ -1177,7 +1164,7 @@
spin_unlock_irqrestore(&dsi->transfer_lock, flags);
dev_dbg(dsi->dev,
- "> xfer %p, tx_len %zu, tx_done %u, rx_len %u, rx_done %u\n",
+ "> xfer %pK, tx_len %zu, tx_done %u, rx_len %u, rx_done %u\n",
xfer, xfer->packet.payload_length, xfer->tx_done, xfer->rx_len,
xfer->rx_done);
@@ -1348,9 +1335,12 @@
int te_gpio_irq;
dsi->te_gpio = of_get_named_gpio(dsi->panel_node, "te-gpios", 0);
+ if (dsi->te_gpio == -ENOENT)
+ return 0;
+
if (!gpio_is_valid(dsi->te_gpio)) {
- dev_err(dsi->dev, "no te-gpios specified\n");
ret = dsi->te_gpio;
+ dev_err(dsi->dev, "cannot get te-gpios, %d\n", ret);
goto out;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index 9587157..5b18b5c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -1695,7 +1695,7 @@
goto err_put_clk;
}
- DRM_DEBUG_KMS("id[%d]ippdrv[%p]\n", ctx->id, ippdrv);
+ DRM_DEBUG_KMS("id[%d]ippdrv[%pK]\n", ctx->id, ippdrv);
spin_lock_init(&ctx->lock);
platform_set_drvdata(pdev, ctx);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index a9fa444..3f04d72 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -71,10 +71,10 @@
#define TRIGCON 0x1A4
#define TRGMODE_ENABLE (1 << 0)
#define SWTRGCMD_ENABLE (1 << 1)
-/* Exynos3250, 3472, 4415, 5260 5410, 5420 and 5422 only supported. */
+/* Exynos3250, 3472, 5260 5410, 5420 and 5422 only supported. */
#define HWTRGEN_ENABLE (1 << 3)
#define HWTRGMASK_ENABLE (1 << 4)
-/* Exynos3250, 3472, 4415, 5260, 5420 and 5422 only supported. */
+/* Exynos3250, 3472, 5260, 5420 and 5422 only supported. */
#define HWTRIGEN_PER_ENABLE (1 << 31)
/* display mode change control register except exynos4 */
@@ -138,18 +138,6 @@
.has_vtsel = 1,
};
-static struct fimd_driver_data exynos4415_fimd_driver_data = {
- .timing_base = 0x20000,
- .lcdblk_offset = 0x210,
- .lcdblk_vt_shift = 10,
- .lcdblk_bypass_shift = 1,
- .trg_type = I80_HW_TRG,
- .has_shadowcon = 1,
- .has_vidoutcon = 1,
- .has_vtsel = 1,
- .has_trigger_per_te = 1,
-};
-
static struct fimd_driver_data exynos5_fimd_driver_data = {
.timing_base = 0x20000,
.lcdblk_offset = 0x214,
@@ -210,8 +198,6 @@
.data = &exynos3_fimd_driver_data },
{ .compatible = "samsung,exynos4210-fimd",
.data = &exynos4_fimd_driver_data },
- { .compatible = "samsung,exynos4415-fimd",
- .data = &exynos4415_fimd_driver_data },
{ .compatible = "samsung,exynos5250-fimd",
.data = &exynos5_fimd_driver_data },
{ .compatible = "samsung,exynos5420-fimd",
@@ -257,7 +243,7 @@
val |= VIDINTCON0_INT_FRAME;
val &= ~VIDINTCON0_FRAMESEL0_MASK;
- val |= VIDINTCON0_FRAMESEL0_VSYNC;
+ val |= VIDINTCON0_FRAMESEL0_FRONTPORCH;
val &= ~VIDINTCON0_FRAMESEL1_MASK;
val |= VIDINTCON0_FRAMESEL1_NONE;
}
@@ -723,6 +709,8 @@
for (i = 0; i < WINDOWS_NR; i++)
fimd_shadow_protect_win(ctx, i, false);
+
+ exynos_crtc_handle_event(crtc);
}
static void fimd_update_plane(struct exynos_drm_crtc *crtc,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 4c28f7f..55a1579 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -218,7 +218,7 @@
return ERR_PTR(ret);
}
- DRM_DEBUG_KMS("created file object = %p\n", obj->filp);
+ DRM_DEBUG_KMS("created file object = %pK\n", obj->filp);
return exynos_gem;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
index bef5798..0506b2b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
@@ -1723,7 +1723,7 @@
return ret;
}
- DRM_DEBUG_KMS("id[%d]ippdrv[%p]\n", ctx->id, ippdrv);
+ DRM_DEBUG_KMS("id[%d]ippdrv[%pK]\n", ctx->id, ippdrv);
mutex_init(&ctx->lock);
platform_set_drvdata(pdev, ctx);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 9c84ee7..3edda18 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -208,7 +208,7 @@
* e.g PAUSE state, queue buf, command control.
*/
list_for_each_entry(ippdrv, &exynos_drm_ippdrv_list, drv_list) {
- DRM_DEBUG_KMS("count[%d]ippdrv[%p]\n", count++, ippdrv);
+ DRM_DEBUG_KMS("count[%d]ippdrv[%pK]\n", count++, ippdrv);
mutex_lock(&ippdrv->cmd_lock);
list_for_each_entry(c_node, &ippdrv->cmd_list, list) {
@@ -388,7 +388,7 @@
}
property->prop_id = ret;
- DRM_DEBUG_KMS("created prop_id[%d]cmd[%d]ippdrv[%p]\n",
+ DRM_DEBUG_KMS("created prop_id[%d]cmd[%d]ippdrv[%pK]\n",
property->prop_id, property->cmd, ippdrv);
/* stored property information and ippdrv in private data */
@@ -518,7 +518,7 @@
{
int i;
- DRM_DEBUG_KMS("node[%p]\n", m_node);
+ DRM_DEBUG_KMS("node[%pK]\n", m_node);
if (!m_node) {
DRM_ERROR("invalid dequeue node.\n");
@@ -562,7 +562,7 @@
m_node->buf_id = qbuf->buf_id;
INIT_LIST_HEAD(&m_node->list);
- DRM_DEBUG_KMS("m_node[%p]ops_id[%d]\n", m_node, qbuf->ops_id);
+ DRM_DEBUG_KMS("m_node[%pK]ops_id[%d]\n", m_node, qbuf->ops_id);
DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]\n", qbuf->prop_id, m_node->buf_id);
for_each_ipp_planar(i) {
@@ -659,7 +659,7 @@
mutex_lock(&c_node->event_lock);
list_for_each_entry_safe(e, te, &c_node->event_list, base.link) {
- DRM_DEBUG_KMS("count[%d]e[%p]\n", count++, e);
+ DRM_DEBUG_KMS("count[%d]e[%pK]\n", count++, e);
/*
* qbuf == NULL condition means all event deletion.
@@ -750,7 +750,7 @@
/* find memory node from memory list */
list_for_each_entry(m_node, head, list) {
- DRM_DEBUG_KMS("count[%d]m_node[%p]\n", count++, m_node);
+ DRM_DEBUG_KMS("count[%d]m_node[%pK]\n", count++, m_node);
/* compare buffer id */
if (m_node->buf_id == qbuf->buf_id)
@@ -767,7 +767,7 @@
struct exynos_drm_ipp_ops *ops = NULL;
int ret = 0;
- DRM_DEBUG_KMS("node[%p]\n", m_node);
+ DRM_DEBUG_KMS("node[%pK]\n", m_node);
if (!m_node) {
DRM_ERROR("invalid queue node.\n");
@@ -1232,7 +1232,7 @@
m_node = list_first_entry(head,
struct drm_exynos_ipp_mem_node, list);
- DRM_DEBUG_KMS("m_node[%p]\n", m_node);
+ DRM_DEBUG_KMS("m_node[%pK]\n", m_node);
ret = ipp_set_mem_node(ippdrv, c_node, m_node);
if (ret) {
@@ -1601,7 +1601,7 @@
}
ippdrv->prop_list.ipp_id = ret;
- DRM_DEBUG_KMS("count[%d]ippdrv[%p]ipp_id[%d]\n",
+ DRM_DEBUG_KMS("count[%d]ippdrv[%pK]ipp_id[%d]\n",
count++, ippdrv, ret);
/* store parent device for node */
@@ -1659,7 +1659,7 @@
file_priv->ipp_dev = dev;
- DRM_DEBUG_KMS("done priv[%p]\n", dev);
+ DRM_DEBUG_KMS("done priv[%pK]\n", dev);
return 0;
}
@@ -1676,7 +1676,7 @@
mutex_lock(&ippdrv->cmd_lock);
list_for_each_entry_safe(c_node, tc_node,
&ippdrv->cmd_list, list) {
- DRM_DEBUG_KMS("count[%d]ippdrv[%p]\n",
+ DRM_DEBUG_KMS("count[%d]ippdrv[%pK]\n",
count++, ippdrv);
if (c_node->filp == file) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index 6591e40..79282a8 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -748,7 +748,7 @@
goto err_ippdrv_register;
}
- DRM_DEBUG_KMS("ippdrv[%p]\n", ippdrv);
+ DRM_DEBUG_KMS("ippdrv[%pK]\n", ippdrv);
platform_set_drvdata(pdev, rot);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 57fe514..5d9a62a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -170,6 +170,7 @@
.enable_vblank = vidi_enable_vblank,
.disable_vblank = vidi_disable_vblank,
.update_plane = vidi_update_plane,
+ .atomic_flush = exynos_crtc_handle_event,
};
static void vidi_fake_vblank_timer(unsigned long arg)
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 72143ac..25edb63 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -1012,6 +1012,7 @@
return;
mixer_vsync_set_update(mixer_ctx, true);
+ exynos_crtc_handle_event(crtc);
}
static void mixer_enable(struct exynos_drm_crtc *crtc)
diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c
index 3b6caac..325618d 100644
--- a/drivers/gpu/drm/i915/gvt/aperture_gm.c
+++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c
@@ -242,7 +242,7 @@
const char *item;
if (!param->low_gm_sz || !param->high_gm_sz || !param->fence_sz) {
- gvt_err("Invalid vGPU creation params\n");
+ gvt_vgpu_err("Invalid vGPU creation params\n");
return -EINVAL;
}
@@ -285,9 +285,9 @@
return 0;
no_enough_resource:
- gvt_err("vgpu%d: fail to allocate resource %s\n", vgpu->id, item);
- gvt_err("vgpu%d: request %luMB avail %luMB max %luMB taken %luMB\n",
- vgpu->id, BYTES_TO_MB(request), BYTES_TO_MB(avail),
+ gvt_vgpu_err("fail to allocate resource %s\n", item);
+ gvt_vgpu_err("request %luMB avail %luMB max %luMB taken %luMB\n",
+ BYTES_TO_MB(request), BYTES_TO_MB(avail),
BYTES_TO_MB(max), BYTES_TO_MB(taken));
return -ENOSPC;
}
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c
index 7ae6e2b..2b92cc8 100644
--- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
+++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
@@ -817,6 +817,25 @@
return ret;
}
+static inline bool is_force_nonpriv_mmio(unsigned int offset)
+{
+ return (offset >= 0x24d0 && offset < 0x2500);
+}
+
+static int force_nonpriv_reg_handler(struct parser_exec_state *s,
+ unsigned int offset, unsigned int index)
+{
+ struct intel_gvt *gvt = s->vgpu->gvt;
+ unsigned int data = cmd_val(s, index + 1);
+
+ if (!intel_gvt_in_force_nonpriv_whitelist(gvt, data)) {
+ gvt_err("Unexpected forcenonpriv 0x%x LRI write, value=0x%x\n",
+ offset, data);
+ return -EINVAL;
+ }
+ return 0;
+}
+
static int cmd_reg_handler(struct parser_exec_state *s,
unsigned int offset, unsigned int index, char *cmd)
{
@@ -824,23 +843,26 @@
struct intel_gvt *gvt = vgpu->gvt;
if (offset + 4 > gvt->device_info.mmio_size) {
- gvt_err("%s access to (%x) outside of MMIO range\n",
+ gvt_vgpu_err("%s access to (%x) outside of MMIO range\n",
cmd, offset);
return -EINVAL;
}
if (!intel_gvt_mmio_is_cmd_access(gvt, offset)) {
- gvt_err("vgpu%d: %s access to non-render register (%x)\n",
- s->vgpu->id, cmd, offset);
+ gvt_vgpu_err("%s access to non-render register (%x)\n",
+ cmd, offset);
return 0;
}
if (is_shadowed_mmio(offset)) {
- gvt_err("vgpu%d: found access of shadowed MMIO %x\n",
- s->vgpu->id, offset);
+ gvt_vgpu_err("found access of shadowed MMIO %x\n", offset);
return 0;
}
+ if (is_force_nonpriv_mmio(offset) &&
+ force_nonpriv_reg_handler(s, offset, index))
+ return -EINVAL;
+
if (offset == i915_mmio_reg_offset(DERRMR) ||
offset == i915_mmio_reg_offset(FORCEWAKE_MT)) {
/* Writing to HW VGT_PVINFO_PAGE offset will be discarded */
@@ -1008,7 +1030,7 @@
ret = cmd_reg_handler(s, 0x2358, 1, "pipe_ctrl");
else if (post_sync == 1) {
/* check ggtt*/
- if ((cmd_val(s, 2) & (1 << 2))) {
+ if ((cmd_val(s, 1) & PIPE_CONTROL_GLOBAL_GTT_IVB)) {
gma = cmd_val(s, 2) & GENMASK(31, 3);
if (gmadr_bytes == 8)
gma |= (cmd_gma_hi(s, 3)) << 32;
@@ -1129,6 +1151,7 @@
struct mi_display_flip_command_info *info)
{
struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv;
+ struct intel_vgpu *vgpu = s->vgpu;
u32 dword0 = cmd_val(s, 0);
u32 dword1 = cmd_val(s, 1);
u32 dword2 = cmd_val(s, 2);
@@ -1167,7 +1190,7 @@
break;
default:
- gvt_err("unknown plane code %d\n", plane);
+ gvt_vgpu_err("unknown plane code %d\n", plane);
return -EINVAL;
}
@@ -1274,25 +1297,26 @@
static int cmd_handler_mi_display_flip(struct parser_exec_state *s)
{
struct mi_display_flip_command_info info;
+ struct intel_vgpu *vgpu = s->vgpu;
int ret;
int i;
int len = cmd_length(s);
ret = decode_mi_display_flip(s, &info);
if (ret) {
- gvt_err("fail to decode MI display flip command\n");
+ gvt_vgpu_err("fail to decode MI display flip command\n");
return ret;
}
ret = check_mi_display_flip(s, &info);
if (ret) {
- gvt_err("invalid MI display flip command\n");
+ gvt_vgpu_err("invalid MI display flip command\n");
return ret;
}
ret = update_plane_mmio_from_mi_display_flip(s, &info);
if (ret) {
- gvt_err("fail to update plane mmio\n");
+ gvt_vgpu_err("fail to update plane mmio\n");
return ret;
}
@@ -1350,7 +1374,8 @@
int ret;
if (op_size > max_surface_size) {
- gvt_err("command address audit fail name %s\n", s->info->name);
+ gvt_vgpu_err("command address audit fail name %s\n",
+ s->info->name);
return -EINVAL;
}
@@ -1367,7 +1392,7 @@
}
return 0;
err:
- gvt_err("cmd_parser: Malicious %s detected, addr=0x%lx, len=%d!\n",
+ gvt_vgpu_err("cmd_parser: Malicious %s detected, addr=0x%lx, len=%d!\n",
s->info->name, guest_gma, op_size);
pr_err("cmd dump: ");
@@ -1412,8 +1437,10 @@
static inline int unexpected_cmd(struct parser_exec_state *s)
{
- gvt_err("vgpu%d: Unexpected %s in command buffer!\n",
- s->vgpu->id, s->info->name);
+ struct intel_vgpu *vgpu = s->vgpu;
+
+ gvt_vgpu_err("Unexpected %s in command buffer!\n", s->info->name);
+
return -EINVAL;
}
@@ -1516,7 +1543,7 @@
while (gma != end_gma) {
gpa = intel_vgpu_gma_to_gpa(mm, gma);
if (gpa == INTEL_GVT_INVALID_ADDR) {
- gvt_err("invalid gma address: %lx\n", gma);
+ gvt_vgpu_err("invalid gma address: %lx\n", gma);
return -EFAULT;
}
@@ -1557,6 +1584,7 @@
uint32_t bb_size = 0;
uint32_t cmd_len = 0;
bool met_bb_end = false;
+ struct intel_vgpu *vgpu = s->vgpu;
u32 cmd;
/* get the start gm address of the batch buffer */
@@ -1565,7 +1593,7 @@
info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id);
if (info == NULL) {
- gvt_err("unknown cmd 0x%x, opcode=0x%x\n",
+ gvt_vgpu_err("unknown cmd 0x%x, opcode=0x%x\n",
cmd, get_opcode(cmd, s->ring_id));
return -EINVAL;
}
@@ -1574,7 +1602,7 @@
gma, gma + 4, &cmd);
info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id);
if (info == NULL) {
- gvt_err("unknown cmd 0x%x, opcode=0x%x\n",
+ gvt_vgpu_err("unknown cmd 0x%x, opcode=0x%x\n",
cmd, get_opcode(cmd, s->ring_id));
return -EINVAL;
}
@@ -1599,6 +1627,7 @@
static int perform_bb_shadow(struct parser_exec_state *s)
{
struct intel_shadow_bb_entry *entry_obj;
+ struct intel_vgpu *vgpu = s->vgpu;
unsigned long gma = 0;
uint32_t bb_size;
void *dst = NULL;
@@ -1633,7 +1662,7 @@
ret = i915_gem_object_set_to_cpu_domain(entry_obj->obj, false);
if (ret) {
- gvt_err("failed to set shadow batch to CPU\n");
+ gvt_vgpu_err("failed to set shadow batch to CPU\n");
goto unmap_src;
}
@@ -1645,7 +1674,7 @@
gma, gma + bb_size,
dst);
if (ret) {
- gvt_err("fail to copy guest ring buffer\n");
+ gvt_vgpu_err("fail to copy guest ring buffer\n");
goto unmap_src;
}
@@ -1676,15 +1705,16 @@
{
bool second_level;
int ret = 0;
+ struct intel_vgpu *vgpu = s->vgpu;
if (s->buf_type == BATCH_BUFFER_2ND_LEVEL) {
- gvt_err("Found MI_BATCH_BUFFER_START in 2nd level BB\n");
+ gvt_vgpu_err("Found MI_BATCH_BUFFER_START in 2nd level BB\n");
return -EINVAL;
}
second_level = BATCH_BUFFER_2ND_LEVEL_BIT(cmd_val(s, 0)) == 1;
if (second_level && (s->buf_type != BATCH_BUFFER_INSTRUCTION)) {
- gvt_err("Jumping to 2nd level BB from RB is not allowed\n");
+ gvt_vgpu_err("Jumping to 2nd level BB from RB is not allowed\n");
return -EINVAL;
}
@@ -1702,7 +1732,7 @@
if (batch_buffer_needs_scan(s)) {
ret = perform_bb_shadow(s);
if (ret < 0)
- gvt_err("invalid shadow batch buffer\n");
+ gvt_vgpu_err("invalid shadow batch buffer\n");
} else {
/* emulate a batch buffer end to do return right */
ret = cmd_handler_mi_batch_buffer_end(s);
@@ -2429,6 +2459,7 @@
int ret = 0;
cycles_t t0, t1, t2;
struct parser_exec_state s_before_advance_custom;
+ struct intel_vgpu *vgpu = s->vgpu;
t0 = get_cycles();
@@ -2436,7 +2467,7 @@
info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id);
if (info == NULL) {
- gvt_err("unknown cmd 0x%x, opcode=0x%x\n",
+ gvt_vgpu_err("unknown cmd 0x%x, opcode=0x%x\n",
cmd, get_opcode(cmd, s->ring_id));
return -EINVAL;
}
@@ -2452,7 +2483,7 @@
if (info->handler) {
ret = info->handler(s);
if (ret < 0) {
- gvt_err("%s handler error\n", info->name);
+ gvt_vgpu_err("%s handler error\n", info->name);
return ret;
}
}
@@ -2463,7 +2494,7 @@
if (!(info->flag & F_IP_ADVANCE_CUSTOM)) {
ret = cmd_advance_default(s);
if (ret) {
- gvt_err("%s IP advance error\n", info->name);
+ gvt_vgpu_err("%s IP advance error\n", info->name);
return ret;
}
}
@@ -2486,6 +2517,7 @@
unsigned long gma_head, gma_tail, gma_bottom;
int ret = 0;
+ struct intel_vgpu *vgpu = s->vgpu;
gma_head = rb_start + rb_head;
gma_tail = rb_start + rb_tail;
@@ -2497,7 +2529,7 @@
if (s->buf_type == RING_BUFFER_INSTRUCTION) {
if (!(s->ip_gma >= rb_start) ||
!(s->ip_gma < gma_bottom)) {
- gvt_err("ip_gma %lx out of ring scope."
+ gvt_vgpu_err("ip_gma %lx out of ring scope."
"(base:0x%lx, bottom: 0x%lx)\n",
s->ip_gma, rb_start,
gma_bottom);
@@ -2505,7 +2537,7 @@
return -EINVAL;
}
if (gma_out_of_range(s->ip_gma, gma_head, gma_tail)) {
- gvt_err("ip_gma %lx out of range."
+ gvt_vgpu_err("ip_gma %lx out of range."
"base 0x%lx head 0x%lx tail 0x%lx\n",
s->ip_gma, rb_start,
rb_head, rb_tail);
@@ -2515,7 +2547,7 @@
}
ret = cmd_parser_exec(s);
if (ret) {
- gvt_err("cmd parser error\n");
+ gvt_vgpu_err("cmd parser error\n");
parser_exec_state_dump(s);
break;
}
@@ -2639,7 +2671,7 @@
gma_head, gma_top,
workload->shadow_ring_buffer_va);
if (ret) {
- gvt_err("fail to copy guest ring buffer\n");
+ gvt_vgpu_err("fail to copy guest ring buffer\n");
return ret;
}
copy_len = gma_top - gma_head;
@@ -2651,7 +2683,7 @@
gma_head, gma_tail,
workload->shadow_ring_buffer_va + copy_len);
if (ret) {
- gvt_err("fail to copy guest ring buffer\n");
+ gvt_vgpu_err("fail to copy guest ring buffer\n");
return ret;
}
ring->tail += workload->rb_len;
@@ -2662,16 +2694,17 @@
int intel_gvt_scan_and_shadow_workload(struct intel_vgpu_workload *workload)
{
int ret;
+ struct intel_vgpu *vgpu = workload->vgpu;
ret = shadow_workload_ring_buffer(workload);
if (ret) {
- gvt_err("fail to shadow workload ring_buffer\n");
+ gvt_vgpu_err("fail to shadow workload ring_buffer\n");
return ret;
}
ret = scan_workload(workload);
if (ret) {
- gvt_err("scan workload error\n");
+ gvt_vgpu_err("scan workload error\n");
return ret;
}
return 0;
@@ -2681,6 +2714,7 @@
{
int ctx_size = wa_ctx->indirect_ctx.size;
unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma;
+ struct intel_vgpu *vgpu = wa_ctx->workload->vgpu;
struct drm_i915_gem_object *obj;
int ret = 0;
void *map;
@@ -2694,14 +2728,14 @@
/* get the va of the shadow batch buffer */
map = i915_gem_object_pin_map(obj, I915_MAP_WB);
if (IS_ERR(map)) {
- gvt_err("failed to vmap shadow indirect ctx\n");
+ gvt_vgpu_err("failed to vmap shadow indirect ctx\n");
ret = PTR_ERR(map);
goto put_obj;
}
ret = i915_gem_object_set_to_cpu_domain(obj, false);
if (ret) {
- gvt_err("failed to set shadow indirect ctx to CPU\n");
+ gvt_vgpu_err("failed to set shadow indirect ctx to CPU\n");
goto unmap_src;
}
@@ -2710,7 +2744,7 @@
guest_gma, guest_gma + ctx_size,
map);
if (ret) {
- gvt_err("fail to copy guest indirect ctx\n");
+ gvt_vgpu_err("fail to copy guest indirect ctx\n");
goto unmap_src;
}
@@ -2744,13 +2778,14 @@
int intel_gvt_scan_and_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx)
{
int ret;
+ struct intel_vgpu *vgpu = wa_ctx->workload->vgpu;
if (wa_ctx->indirect_ctx.size == 0)
return 0;
ret = shadow_indirect_ctx(wa_ctx);
if (ret) {
- gvt_err("fail to shadow indirect ctx\n");
+ gvt_vgpu_err("fail to shadow indirect ctx\n");
return ret;
}
@@ -2758,7 +2793,7 @@
ret = scan_wa_ctx(wa_ctx);
if (ret) {
- gvt_err("scan wa ctx error\n");
+ gvt_vgpu_err("scan wa ctx error\n");
return ret;
}
diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h
index 68cba7b..b0cff4d 100644
--- a/drivers/gpu/drm/i915/gvt/debug.h
+++ b/drivers/gpu/drm/i915/gvt/debug.h
@@ -27,6 +27,14 @@
#define gvt_err(fmt, args...) \
DRM_ERROR("gvt: "fmt, ##args)
+#define gvt_vgpu_err(fmt, args...) \
+do { \
+ if (IS_ERR_OR_NULL(vgpu)) \
+ DRM_DEBUG_DRIVER("gvt: "fmt, ##args); \
+ else \
+ DRM_DEBUG_DRIVER("gvt: vgpu %d: "fmt, vgpu->id, ##args);\
+} while (0)
+
#define gvt_dbg_core(fmt, args...) \
DRM_DEBUG_DRIVER("gvt: core: "fmt, ##args)
diff --git a/drivers/gpu/drm/i915/gvt/edid.c b/drivers/gpu/drm/i915/gvt/edid.c
index bda85df..42cd09ec 100644
--- a/drivers/gpu/drm/i915/gvt/edid.c
+++ b/drivers/gpu/drm/i915/gvt/edid.c
@@ -52,16 +52,16 @@
unsigned char chr = 0;
if (edid->state == I2C_NOT_SPECIFIED || !edid->slave_selected) {
- gvt_err("Driver tries to read EDID without proper sequence!\n");
+ gvt_vgpu_err("Driver tries to read EDID without proper sequence!\n");
return 0;
}
if (edid->current_edid_read >= EDID_SIZE) {
- gvt_err("edid_get_byte() exceeds the size of EDID!\n");
+ gvt_vgpu_err("edid_get_byte() exceeds the size of EDID!\n");
return 0;
}
if (!edid->edid_available) {
- gvt_err("Reading EDID but EDID is not available!\n");
+ gvt_vgpu_err("Reading EDID but EDID is not available!\n");
return 0;
}
@@ -72,7 +72,7 @@
chr = edid_data->edid_block[edid->current_edid_read];
edid->current_edid_read++;
} else {
- gvt_err("No EDID available during the reading?\n");
+ gvt_vgpu_err("No EDID available during the reading?\n");
}
return chr;
}
@@ -223,7 +223,7 @@
vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_ACTIVE;
break;
default:
- gvt_err("Unknown/reserved GMBUS cycle detected!\n");
+ gvt_vgpu_err("Unknown/reserved GMBUS cycle detected!\n");
break;
}
/*
@@ -292,8 +292,7 @@
*/
} else {
memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
- gvt_err("vgpu%d: warning: gmbus3 read with nothing returned\n",
- vgpu->id);
+ gvt_vgpu_err("warning: gmbus3 read with nothing returned\n");
}
return 0;
}
@@ -496,7 +495,8 @@
unsigned char val = edid_get_byte(vgpu);
aux_data_for_write = (val << 16);
- }
+ } else
+ aux_data_for_write = (0xff << 16);
}
/* write the return value in AUX_CH_DATA reg which includes:
* ACK of I2C_WRITE
diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c
index 46eb9fd..f1f426a 100644
--- a/drivers/gpu/drm/i915/gvt/execlist.c
+++ b/drivers/gpu/drm/i915/gvt/execlist.c
@@ -172,6 +172,7 @@
struct intel_vgpu_execlist *execlist,
struct execlist_ctx_descriptor_format *ctx)
{
+ struct intel_vgpu *vgpu = execlist->vgpu;
struct intel_vgpu_execlist_slot *running = execlist->running_slot;
struct intel_vgpu_execlist_slot *pending = execlist->pending_slot;
struct execlist_ctx_descriptor_format *ctx0 = &running->ctx[0];
@@ -183,7 +184,7 @@
gvt_dbg_el("schedule out context id %x\n", ctx->context_id);
if (WARN_ON(!same_context(ctx, execlist->running_context))) {
- gvt_err("schedule out context is not running context,"
+ gvt_vgpu_err("schedule out context is not running context,"
"ctx id %x running ctx id %x\n",
ctx->context_id,
execlist->running_context->context_id);
@@ -254,7 +255,7 @@
status.udw = vgpu_vreg(vgpu, status_reg + 4);
if (status.execlist_queue_full) {
- gvt_err("virtual execlist slots are full\n");
+ gvt_vgpu_err("virtual execlist slots are full\n");
return NULL;
}
@@ -270,11 +271,12 @@
struct execlist_ctx_descriptor_format *ctx0, *ctx1;
struct execlist_context_status_format status;
+ struct intel_vgpu *vgpu = execlist->vgpu;
gvt_dbg_el("emulate schedule-in\n");
if (!slot) {
- gvt_err("no available execlist slot\n");
+ gvt_vgpu_err("no available execlist slot\n");
return -EINVAL;
}
@@ -375,7 +377,6 @@
vma = i915_gem_object_ggtt_pin(entry_obj->obj, NULL, 0, 4, 0);
if (IS_ERR(vma)) {
- gvt_err("Cannot pin\n");
return;
}
@@ -428,7 +429,6 @@
vma = i915_gem_object_ggtt_pin(wa_ctx->indirect_ctx.obj, NULL,
0, CACHELINE_BYTES, 0);
if (IS_ERR(vma)) {
- gvt_err("Cannot pin indirect ctx obj\n");
return;
}
@@ -561,6 +561,7 @@
{
struct execlist_ctx_descriptor_format *desc = &workload->ctx_desc;
struct intel_vgpu_mm *mm;
+ struct intel_vgpu *vgpu = workload->vgpu;
int page_table_level;
u32 pdp[8];
@@ -569,7 +570,7 @@
} else if (desc->addressing_mode == 3) { /* legacy 64 bit */
page_table_level = 4;
} else {
- gvt_err("Advanced Context mode(SVM) is not supported!\n");
+ gvt_vgpu_err("Advanced Context mode(SVM) is not supported!\n");
return -EINVAL;
}
@@ -583,7 +584,7 @@
mm = intel_vgpu_create_mm(workload->vgpu, INTEL_GVT_MM_PPGTT,
pdp, page_table_level, 0);
if (IS_ERR(mm)) {
- gvt_err("fail to create mm object.\n");
+ gvt_vgpu_err("fail to create mm object.\n");
return PTR_ERR(mm);
}
}
@@ -609,7 +610,7 @@
ring_context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm,
(u32)((desc->lrca + 1) << GTT_PAGE_SHIFT));
if (ring_context_gpa == INTEL_GVT_INVALID_ADDR) {
- gvt_err("invalid guest context LRCA: %x\n", desc->lrca);
+ gvt_vgpu_err("invalid guest context LRCA: %x\n", desc->lrca);
return -EINVAL;
}
@@ -724,8 +725,7 @@
continue;
if (!desc[i]->privilege_access) {
- gvt_err("vgpu%d: unexpected GGTT elsp submission\n",
- vgpu->id);
+ gvt_vgpu_err("unexpected GGTT elsp submission\n");
return -EINVAL;
}
@@ -735,15 +735,13 @@
}
if (!valid_desc_bitmap) {
- gvt_err("vgpu%d: no valid desc in a elsp submission\n",
- vgpu->id);
+ gvt_vgpu_err("no valid desc in a elsp submission\n");
return -EINVAL;
}
if (!test_bit(0, (void *)&valid_desc_bitmap) &&
test_bit(1, (void *)&valid_desc_bitmap)) {
- gvt_err("vgpu%d: weird elsp submission, desc 0 is not valid\n",
- vgpu->id);
+ gvt_vgpu_err("weird elsp submission, desc 0 is not valid\n");
return -EINVAL;
}
@@ -752,8 +750,7 @@
ret = submit_context(vgpu, ring_id, &valid_desc[i],
emulate_schedule_in);
if (ret) {
- gvt_err("vgpu%d: fail to schedule workload\n",
- vgpu->id);
+ gvt_vgpu_err("fail to schedule workload\n");
return ret;
}
emulate_schedule_in = false;
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 6a5ff23..b832bea 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -49,8 +49,8 @@
{
if ((!vgpu_gmadr_is_valid(vgpu, addr)) || (size
&& !vgpu_gmadr_is_valid(vgpu, addr + size - 1))) {
- gvt_err("vgpu%d: invalid range gmadr 0x%llx size 0x%x\n",
- vgpu->id, addr, size);
+ gvt_vgpu_err("invalid range gmadr 0x%llx size 0x%x\n",
+ addr, size);
return false;
}
return true;
@@ -430,7 +430,7 @@
mfn = intel_gvt_hypervisor_gfn_to_mfn(vgpu, gfn);
if (mfn == INTEL_GVT_INVALID_ADDR) {
- gvt_err("fail to translate gfn: 0x%lx\n", gfn);
+ gvt_vgpu_err("fail to translate gfn: 0x%lx\n", gfn);
return -ENXIO;
}
@@ -611,7 +611,7 @@
daddr = dma_map_page(kdev, p->page, 0, 4096, PCI_DMA_BIDIRECTIONAL);
if (dma_mapping_error(kdev, daddr)) {
- gvt_err("fail to map dma addr\n");
+ gvt_vgpu_err("fail to map dma addr\n");
return -EINVAL;
}
@@ -735,7 +735,7 @@
if (reclaim_one_mm(vgpu->gvt))
goto retry;
- gvt_err("fail to allocate ppgtt shadow page\n");
+ gvt_vgpu_err("fail to allocate ppgtt shadow page\n");
return ERR_PTR(-ENOMEM);
}
@@ -750,14 +750,14 @@
*/
ret = init_shadow_page(vgpu, &spt->shadow_page, type);
if (ret) {
- gvt_err("fail to initialize shadow page for spt\n");
+ gvt_vgpu_err("fail to initialize shadow page for spt\n");
goto err;
}
ret = intel_vgpu_init_guest_page(vgpu, &spt->guest_page,
gfn, ppgtt_write_protection_handler, NULL);
if (ret) {
- gvt_err("fail to initialize guest page for spt\n");
+ gvt_vgpu_err("fail to initialize guest page for spt\n");
goto err;
}
@@ -776,8 +776,7 @@
if (p)
return shadow_page_to_ppgtt_spt(p);
- gvt_err("vgpu%d: fail to find ppgtt shadow page: 0x%lx\n",
- vgpu->id, mfn);
+ gvt_vgpu_err("fail to find ppgtt shadow page: 0x%lx\n", mfn);
return NULL;
}
@@ -827,8 +826,8 @@
}
s = ppgtt_find_shadow_page(vgpu, ops->get_pfn(e));
if (!s) {
- gvt_err("vgpu%d: fail to find shadow page: mfn: 0x%lx\n",
- vgpu->id, ops->get_pfn(e));
+ gvt_vgpu_err("fail to find shadow page: mfn: 0x%lx\n",
+ ops->get_pfn(e));
return -ENXIO;
}
return ppgtt_invalidate_shadow_page(s);
@@ -836,6 +835,7 @@
static int ppgtt_invalidate_shadow_page(struct intel_vgpu_ppgtt_spt *spt)
{
+ struct intel_vgpu *vgpu = spt->vgpu;
struct intel_gvt_gtt_entry e;
unsigned long index;
int ret;
@@ -854,7 +854,7 @@
for_each_present_shadow_entry(spt, &e, index) {
if (!gtt_type_is_pt(get_next_pt_type(e.type))) {
- gvt_err("GVT doesn't support pse bit for now\n");
+ gvt_vgpu_err("GVT doesn't support pse bit for now\n");
return -EINVAL;
}
ret = ppgtt_invalidate_shadow_page_by_shadow_entry(
@@ -868,8 +868,8 @@
ppgtt_free_shadow_page(spt);
return 0;
fail:
- gvt_err("vgpu%d: fail: shadow page %p shadow entry 0x%llx type %d\n",
- spt->vgpu->id, spt, e.val64, e.type);
+ gvt_vgpu_err("fail: shadow page %p shadow entry 0x%llx type %d\n",
+ spt, e.val64, e.type);
return ret;
}
@@ -914,8 +914,8 @@
}
return s;
fail:
- gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n",
- vgpu->id, s, we->val64, we->type);
+ gvt_vgpu_err("fail: shadow page %p guest entry 0x%llx type %d\n",
+ s, we->val64, we->type);
return ERR_PTR(ret);
}
@@ -953,7 +953,7 @@
for_each_present_guest_entry(spt, &ge, i) {
if (!gtt_type_is_pt(get_next_pt_type(ge.type))) {
- gvt_err("GVT doesn't support pse bit now\n");
+ gvt_vgpu_err("GVT doesn't support pse bit now\n");
ret = -EINVAL;
goto fail;
}
@@ -969,8 +969,8 @@
}
return 0;
fail:
- gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n",
- vgpu->id, spt, ge.val64, ge.type);
+ gvt_vgpu_err("fail: shadow page %p guest entry 0x%llx type %d\n",
+ spt, ge.val64, ge.type);
return ret;
}
@@ -999,7 +999,7 @@
struct intel_vgpu_ppgtt_spt *s =
ppgtt_find_shadow_page(vgpu, ops->get_pfn(&e));
if (!s) {
- gvt_err("fail to find guest page\n");
+ gvt_vgpu_err("fail to find guest page\n");
ret = -ENXIO;
goto fail;
}
@@ -1011,8 +1011,8 @@
ppgtt_set_shadow_entry(spt, &e, index);
return 0;
fail:
- gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n",
- vgpu->id, spt, e.val64, e.type);
+ gvt_vgpu_err("fail: shadow page %p guest entry 0x%llx type %d\n",
+ spt, e.val64, e.type);
return ret;
}
@@ -1046,8 +1046,8 @@
}
return 0;
fail:
- gvt_err("vgpu%d: fail: spt %p guest entry 0x%llx type %d\n", vgpu->id,
- spt, we->val64, we->type);
+ gvt_vgpu_err("fail: spt %p guest entry 0x%llx type %d\n",
+ spt, we->val64, we->type);
return ret;
}
@@ -1250,8 +1250,8 @@
}
return 0;
fail:
- gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d.\n",
- vgpu->id, spt, we->val64, we->type);
+ gvt_vgpu_err("fail: shadow page %p guest entry 0x%llx type %d.\n",
+ spt, we->val64, we->type);
return ret;
}
@@ -1493,7 +1493,7 @@
spt = ppgtt_populate_shadow_page_by_guest_entry(vgpu, &ge);
if (IS_ERR(spt)) {
- gvt_err("fail to populate guest root pointer\n");
+ gvt_vgpu_err("fail to populate guest root pointer\n");
ret = PTR_ERR(spt);
goto fail;
}
@@ -1566,7 +1566,7 @@
ret = gtt->mm_alloc_page_table(mm);
if (ret) {
- gvt_err("fail to allocate page table for mm\n");
+ gvt_vgpu_err("fail to allocate page table for mm\n");
goto fail;
}
@@ -1584,7 +1584,7 @@
}
return mm;
fail:
- gvt_err("fail to create mm\n");
+ gvt_vgpu_err("fail to create mm\n");
if (mm)
intel_gvt_mm_unreference(mm);
return ERR_PTR(ret);
@@ -1760,7 +1760,7 @@
mm->page_table_level, gma, gpa);
return gpa;
err:
- gvt_err("invalid mm type: %d gma %lx\n", mm->type, gma);
+ gvt_vgpu_err("invalid mm type: %d gma %lx\n", mm->type, gma);
return INTEL_GVT_INVALID_ADDR;
}
@@ -1836,13 +1836,16 @@
if (ops->test_present(&e)) {
ret = gtt_entry_p2m(vgpu, &e, &m);
if (ret) {
- gvt_err("vgpu%d: fail to translate guest gtt entry\n",
- vgpu->id);
- return ret;
+ gvt_vgpu_err("fail to translate guest gtt entry\n");
+ /* guest driver may read/write the entry when partial
+ * update the entry in this situation p2m will fail
+ * settting the shadow entry to point to a scratch page
+ */
+ ops->set_pfn(&m, gvt->gtt.scratch_ggtt_mfn);
}
} else {
m = e;
- m.val64 = 0;
+ ops->set_pfn(&m, gvt->gtt.scratch_ggtt_mfn);
}
ggtt_set_shadow_entry(ggtt_mm, &m, g_gtt_index);
@@ -1893,14 +1896,14 @@
scratch_pt = (void *)get_zeroed_page(GFP_KERNEL);
if (!scratch_pt) {
- gvt_err("fail to allocate scratch page\n");
+ gvt_vgpu_err("fail to allocate scratch page\n");
return -ENOMEM;
}
daddr = dma_map_page(dev, virt_to_page(scratch_pt), 0,
4096, PCI_DMA_BIDIRECTIONAL);
if (dma_mapping_error(dev, daddr)) {
- gvt_err("fail to dmamap scratch_pt\n");
+ gvt_vgpu_err("fail to dmamap scratch_pt\n");
__free_page(virt_to_page(scratch_pt));
return -ENOMEM;
}
@@ -2003,7 +2006,7 @@
ggtt_mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_GGTT,
NULL, 1, 0);
if (IS_ERR(ggtt_mm)) {
- gvt_err("fail to create mm for ggtt.\n");
+ gvt_vgpu_err("fail to create mm for ggtt.\n");
return PTR_ERR(ggtt_mm);
}
@@ -2076,7 +2079,6 @@
for (i = 0; i < preallocated_oos_pages; i++) {
oos_page = kzalloc(sizeof(*oos_page), GFP_KERNEL);
if (!oos_page) {
- gvt_err("fail to pre-allocate oos page\n");
ret = -ENOMEM;
goto fail;
}
@@ -2166,7 +2168,7 @@
mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_PPGTT,
pdp, page_table_level, 0);
if (IS_ERR(mm)) {
- gvt_err("fail to create mm\n");
+ gvt_vgpu_err("fail to create mm\n");
return PTR_ERR(mm);
}
}
@@ -2196,7 +2198,7 @@
mm = intel_vgpu_find_ppgtt_mm(vgpu, page_table_level, pdp);
if (!mm) {
- gvt_err("fail to find ppgtt instance.\n");
+ gvt_vgpu_err("fail to find ppgtt instance.\n");
return -EINVAL;
}
intel_gvt_mm_unreference(mm);
diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h
index 2379192..6dfc48b 100644
--- a/drivers/gpu/drm/i915/gvt/gvt.h
+++ b/drivers/gpu/drm/i915/gvt/gvt.h
@@ -162,7 +162,6 @@
atomic_t running_workload_num;
DECLARE_BITMAP(tlb_handle_pending, I915_NUM_ENGINES);
struct i915_gem_context *shadow_ctx;
- struct notifier_block shadow_ctx_notifier_block;
#if IS_ENABLED(CONFIG_DRM_I915_GVT_KVMGT)
struct {
@@ -233,6 +232,7 @@
struct intel_gvt_gtt gtt;
struct intel_gvt_opregion opregion;
struct intel_gvt_workload_scheduler scheduler;
+ struct notifier_block shadow_ctx_notifier_block[I915_NUM_ENGINES];
DECLARE_HASHTABLE(cmd_table, GVT_CMD_HASH_BITS);
struct intel_vgpu_type *types;
unsigned int num_types;
diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 8e43395..6da9ae1 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -181,11 +181,9 @@
GVT_FAILSAFE_UNSUPPORTED_GUEST);
if (!vgpu->mmio.disable_warn_untrack) {
- gvt_err("vgpu%d: found oob fence register access\n",
- vgpu->id);
- gvt_err("vgpu%d: total fence %d, access fence %d\n",
- vgpu->id, vgpu_fence_sz(vgpu),
- fence_num);
+ gvt_vgpu_err("found oob fence register access\n");
+ gvt_vgpu_err("total fence %d, access fence %d\n",
+ vgpu_fence_sz(vgpu), fence_num);
}
memset(p_data, 0, bytes);
return -EINVAL;
@@ -249,7 +247,7 @@
break;
default:
/*should not hit here*/
- gvt_err("invalid forcewake offset 0x%x\n", offset);
+ gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
return -EINVAL;
}
} else {
@@ -530,7 +528,7 @@
fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
} else {
- gvt_err("Invalid train pattern %d\n", train_pattern);
+ gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
return -EINVAL;
}
@@ -588,7 +586,7 @@
else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
index = FDI_RX_IMR_TO_PIPE(offset);
else {
- gvt_err("Unsupport registers %x\n", offset);
+ gvt_vgpu_err("Unsupport registers %x\n", offset);
return -EINVAL;
}
@@ -818,7 +816,7 @@
u32 data;
if (!dpy_is_valid_port(port_index)) {
- gvt_err("GVT(%d): Unsupported DP port access!\n", vgpu->id);
+ gvt_vgpu_err("Unsupported DP port access!\n");
return 0;
}
@@ -972,6 +970,14 @@
return 0;
}
+static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
+ void *p_data, unsigned int bytes)
+{
+ *(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
+ write_vreg(vgpu, offset, p_data, bytes);
+ return 0;
+}
+
static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
@@ -1016,8 +1022,7 @@
if (i == num) {
if (num == SBI_REG_MAX) {
- gvt_err("vgpu%d: SBI caching meets maximum limits\n",
- vgpu->id);
+ gvt_vgpu_err("SBI caching meets maximum limits\n");
return;
}
display->sbi.number++;
@@ -1097,7 +1102,7 @@
break;
}
if (invalid_read)
- gvt_err("invalid pvinfo read: [%x:%x] = %x\n",
+ gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
offset, bytes, *(u32 *)p_data);
vgpu->pv_notified = true;
return 0;
@@ -1125,7 +1130,7 @@
case 1: /* Remove this in guest driver. */
break;
default:
- gvt_err("Invalid PV notification %d\n", notification);
+ gvt_vgpu_err("Invalid PV notification %d\n", notification);
}
return ret;
}
@@ -1181,7 +1186,7 @@
enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
break;
default:
- gvt_err("invalid pvinfo write offset %x bytes %x data %x\n",
+ gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
offset, bytes, data);
break;
}
@@ -1415,7 +1420,8 @@
if (execlist->elsp_dwords.index == 3) {
ret = intel_vgpu_submit_execlist(vgpu, ring_id);
if(ret)
- gvt_err("fail submit workload on ring %d\n", ring_id);
+ gvt_vgpu_err("fail submit workload on ring %d\n",
+ ring_id);
}
++execlist->elsp_dwords.index;
@@ -2240,7 +2246,7 @@
MMIO_D(0x7180, D_ALL);
MMIO_D(0x7408, D_ALL);
MMIO_D(0x7c00, D_ALL);
- MMIO_D(GEN6_MBCTL, D_ALL);
+ MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
MMIO_D(0x911c, D_ALL);
MMIO_D(0x9120, D_ALL);
MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
@@ -2988,3 +2994,20 @@
write_vreg(vgpu, offset, p_data, bytes);
return 0;
}
+
+/**
+ * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
+ * force-nopriv register
+ *
+ * @gvt: a GVT device
+ * @offset: register offset
+ *
+ * Returns:
+ * True if the register is in force-nonpriv whitelist;
+ * False if outside;
+ */
+bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
+ unsigned int offset)
+{
+ return in_whitelist(offset);
+}
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 84d8016..d641214 100644
--- a/drivers/gpu/drm/i915/gvt/kvmgt.c
+++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
@@ -426,7 +426,7 @@
static int intel_vgpu_create(struct kobject *kobj, struct mdev_device *mdev)
{
- struct intel_vgpu *vgpu;
+ struct intel_vgpu *vgpu = NULL;
struct intel_vgpu_type *type;
struct device *pdev;
void *gvt;
@@ -437,7 +437,7 @@
type = intel_gvt_find_vgpu_type(gvt, kobject_name(kobj));
if (!type) {
- gvt_err("failed to find type %s to create\n",
+ gvt_vgpu_err("failed to find type %s to create\n",
kobject_name(kobj));
ret = -EINVAL;
goto out;
@@ -446,7 +446,7 @@
vgpu = intel_gvt_ops->vgpu_create(gvt, type);
if (IS_ERR_OR_NULL(vgpu)) {
ret = vgpu == NULL ? -EFAULT : PTR_ERR(vgpu);
- gvt_err("failed to create intel vgpu: %d\n", ret);
+ gvt_vgpu_err("failed to create intel vgpu: %d\n", ret);
goto out;
}
@@ -526,7 +526,8 @@
ret = vfio_register_notifier(mdev_dev(mdev), VFIO_IOMMU_NOTIFY, &events,
&vgpu->vdev.iommu_notifier);
if (ret != 0) {
- gvt_err("vfio_register_notifier for iommu failed: %d\n", ret);
+ gvt_vgpu_err("vfio_register_notifier for iommu failed: %d\n",
+ ret);
goto out;
}
@@ -534,7 +535,8 @@
ret = vfio_register_notifier(mdev_dev(mdev), VFIO_GROUP_NOTIFY, &events,
&vgpu->vdev.group_notifier);
if (ret != 0) {
- gvt_err("vfio_register_notifier for group failed: %d\n", ret);
+ gvt_vgpu_err("vfio_register_notifier for group failed: %d\n",
+ ret);
goto undo_iommu;
}
@@ -635,7 +637,7 @@
if (index >= VFIO_PCI_NUM_REGIONS) {
- gvt_err("invalid index: %u\n", index);
+ gvt_vgpu_err("invalid index: %u\n", index);
return -EINVAL;
}
@@ -669,7 +671,7 @@
case VFIO_PCI_VGA_REGION_INDEX:
case VFIO_PCI_ROM_REGION_INDEX:
default:
- gvt_err("unsupported region: %u\n", index);
+ gvt_vgpu_err("unsupported region: %u\n", index);
}
return ret == 0 ? count : ret;
@@ -861,7 +863,7 @@
trigger = eventfd_ctx_fdget(fd);
if (IS_ERR(trigger)) {
- gvt_err("eventfd_ctx_fdget failed\n");
+ gvt_vgpu_err("eventfd_ctx_fdget failed\n");
return PTR_ERR(trigger);
}
vgpu->vdev.msi_trigger = trigger;
@@ -1120,7 +1122,7 @@
ret = vfio_set_irqs_validate_and_prepare(&hdr, max,
VFIO_PCI_NUM_IRQS, &data_size);
if (ret) {
- gvt_err("intel:vfio_set_irqs_validate_and_prepare failed\n");
+ gvt_vgpu_err("intel:vfio_set_irqs_validate_and_prepare failed\n");
return -EINVAL;
}
if (data_size) {
@@ -1310,7 +1312,7 @@
kvm = vgpu->vdev.kvm;
if (!kvm || kvm->mm != current->mm) {
- gvt_err("KVM is required to use Intel vGPU\n");
+ gvt_vgpu_err("KVM is required to use Intel vGPU\n");
return -ESRCH;
}
@@ -1324,6 +1326,7 @@
vgpu->handle = (unsigned long)info;
info->vgpu = vgpu;
info->kvm = kvm;
+ kvm_get_kvm(info->kvm);
kvmgt_protect_table_init(info);
gvt_cache_init(vgpu);
@@ -1337,12 +1340,15 @@
static bool kvmgt_guest_exit(struct kvmgt_guest_info *info)
{
+ struct intel_vgpu *vgpu = info->vgpu;
+
if (!info) {
- gvt_err("kvmgt_guest_info invalid\n");
+ gvt_vgpu_err("kvmgt_guest_info invalid\n");
return false;
}
kvm_page_track_unregister_notifier(info->kvm, &info->track_node);
+ kvm_put_kvm(info->kvm);
kvmgt_protect_table_destroy(info);
gvt_cache_destroy(info->vgpu);
vfree(info);
@@ -1383,12 +1389,14 @@
unsigned long iova, pfn;
struct kvmgt_guest_info *info;
struct device *dev;
+ struct intel_vgpu *vgpu;
int rc;
if (!handle_valid(handle))
return INTEL_GVT_INVALID_ADDR;
info = (struct kvmgt_guest_info *)handle;
+ vgpu = info->vgpu;
iova = gvt_cache_find(info->vgpu, gfn);
if (iova != INTEL_GVT_INVALID_ADDR)
return iova;
@@ -1397,13 +1405,14 @@
dev = mdev_dev(info->vgpu->vdev.mdev);
rc = vfio_pin_pages(dev, &gfn, 1, IOMMU_READ | IOMMU_WRITE, &pfn);
if (rc != 1) {
- gvt_err("vfio_pin_pages failed for gfn 0x%lx: %d\n", gfn, rc);
+ gvt_vgpu_err("vfio_pin_pages failed for gfn 0x%lx: %d\n",
+ gfn, rc);
return INTEL_GVT_INVALID_ADDR;
}
/* transfer to host iova for GFX to use DMA */
rc = gvt_dma_map_iova(info->vgpu, pfn, &iova);
if (rc) {
- gvt_err("gvt_dma_map_iova failed for gfn: 0x%lx\n", gfn);
+ gvt_vgpu_err("gvt_dma_map_iova failed for gfn: 0x%lx\n", gfn);
vfio_unpin_pages(dev, &gfn, 1);
return INTEL_GVT_INVALID_ADDR;
}
@@ -1417,7 +1426,7 @@
{
struct kvmgt_guest_info *info;
struct kvm *kvm;
- int ret;
+ int idx, ret;
bool kthread = current->mm == NULL;
if (!handle_valid(handle))
@@ -1429,8 +1438,10 @@
if (kthread)
use_mm(kvm->mm);
+ idx = srcu_read_lock(&kvm->srcu);
ret = write ? kvm_write_guest(kvm, gpa, buf, len) :
kvm_read_guest(kvm, gpa, buf, len);
+ srcu_read_unlock(&kvm->srcu, idx);
if (kthread)
unuse_mm(kvm->mm);
diff --git a/drivers/gpu/drm/i915/gvt/mmio.c b/drivers/gpu/drm/i915/gvt/mmio.c
index 60b698c..1ba3bdb 100644
--- a/drivers/gpu/drm/i915/gvt/mmio.c
+++ b/drivers/gpu/drm/i915/gvt/mmio.c
@@ -142,10 +142,10 @@
ret = intel_gvt_hypervisor_read_gpa(vgpu, pa,
p_data, bytes);
if (ret) {
- gvt_err("vgpu%d: guest page read error %d, "
+ gvt_vgpu_err("guest page read error %d, "
"gfn 0x%lx, pa 0x%llx, var 0x%x, len %d\n",
- vgpu->id, ret,
- gp->gfn, pa, *(u32 *)p_data, bytes);
+ ret, gp->gfn, pa, *(u32 *)p_data,
+ bytes);
}
mutex_unlock(&gvt->lock);
return ret;
@@ -200,14 +200,13 @@
ret = intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
if (!vgpu->mmio.disable_warn_untrack) {
- gvt_err("vgpu%d: read untracked MMIO %x(%dB) val %x\n",
- vgpu->id, offset, bytes, *(u32 *)p_data);
+ gvt_vgpu_err("read untracked MMIO %x(%dB) val %x\n",
+ offset, bytes, *(u32 *)p_data);
if (offset == 0x206c) {
- gvt_err("------------------------------------------\n");
- gvt_err("vgpu%d: likely triggers a gfx reset\n",
- vgpu->id);
- gvt_err("------------------------------------------\n");
+ gvt_vgpu_err("------------------------------------------\n");
+ gvt_vgpu_err("likely triggers a gfx reset\n");
+ gvt_vgpu_err("------------------------------------------\n");
vgpu->mmio.disable_warn_untrack = true;
}
}
@@ -220,8 +219,8 @@
mutex_unlock(&gvt->lock);
return 0;
err:
- gvt_err("vgpu%d: fail to emulate MMIO read %08x len %d\n",
- vgpu->id, offset, bytes);
+ gvt_vgpu_err("fail to emulate MMIO read %08x len %d\n",
+ offset, bytes);
mutex_unlock(&gvt->lock);
return ret;
}
@@ -259,10 +258,11 @@
if (gp) {
ret = gp->handler(gp, pa, p_data, bytes);
if (ret) {
- gvt_err("vgpu%d: guest page write error %d, "
- "gfn 0x%lx, pa 0x%llx, var 0x%x, len %d\n",
- vgpu->id, ret,
- gp->gfn, pa, *(u32 *)p_data, bytes);
+ gvt_err("guest page write error %d, "
+ "gfn 0x%lx, pa 0x%llx, "
+ "var 0x%x, len %d\n",
+ ret, gp->gfn, pa,
+ *(u32 *)p_data, bytes);
}
mutex_unlock(&gvt->lock);
return ret;
@@ -329,8 +329,8 @@
/* all register bits are RO. */
if (ro_mask == ~(u64)0) {
- gvt_err("vgpu%d: try to write RO reg %x\n",
- vgpu->id, offset);
+ gvt_vgpu_err("try to write RO reg %x\n",
+ offset);
ret = 0;
goto out;
}
@@ -360,8 +360,8 @@
mutex_unlock(&gvt->lock);
return 0;
err:
- gvt_err("vgpu%d: fail to emulate MMIO write %08x len %d\n",
- vgpu->id, offset, bytes);
+ gvt_vgpu_err("fail to emulate MMIO write %08x len %d\n", offset,
+ bytes);
mutex_unlock(&gvt->lock);
return ret;
}
diff --git a/drivers/gpu/drm/i915/gvt/mmio.h b/drivers/gpu/drm/i915/gvt/mmio.h
index 3bc620f..a3a0270 100644
--- a/drivers/gpu/drm/i915/gvt/mmio.h
+++ b/drivers/gpu/drm/i915/gvt/mmio.h
@@ -107,4 +107,7 @@
void *p_data, unsigned int bytes);
int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes);
+
+bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
+ unsigned int offset);
#endif
diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c
index 5d1caf9..3117991 100644
--- a/drivers/gpu/drm/i915/gvt/opregion.c
+++ b/drivers/gpu/drm/i915/gvt/opregion.c
@@ -67,14 +67,15 @@
mfn = intel_gvt_hypervisor_virt_to_mfn(vgpu_opregion(vgpu)->va
+ i * PAGE_SIZE);
if (mfn == INTEL_GVT_INVALID_ADDR) {
- gvt_err("fail to get MFN from VA\n");
+ gvt_vgpu_err("fail to get MFN from VA\n");
return -EINVAL;
}
ret = intel_gvt_hypervisor_map_gfn_to_mfn(vgpu,
vgpu_opregion(vgpu)->gfn[i],
mfn, 1, map);
if (ret) {
- gvt_err("fail to map GFN to MFN, errno: %d\n", ret);
+ gvt_vgpu_err("fail to map GFN to MFN, errno: %d\n",
+ ret);
return ret;
}
}
@@ -287,7 +288,7 @@
parm = vgpu_opregion(vgpu)->va + INTEL_GVT_OPREGION_PARM;
if (!(swsci & SWSCI_SCI_SELECT)) {
- gvt_err("vgpu%d: requesting SMI service\n", vgpu->id);
+ gvt_vgpu_err("requesting SMI service\n");
return 0;
}
/* ignore non 0->1 trasitions */
@@ -300,9 +301,8 @@
func = GVT_OPREGION_FUNC(*scic);
subfunc = GVT_OPREGION_SUBFUNC(*scic);
if (!querying_capabilities(*scic)) {
- gvt_err("vgpu%d: requesting runtime service: func \"%s\","
+ gvt_vgpu_err("requesting runtime service: func \"%s\","
" subfunc \"%s\"\n",
- vgpu->id,
opregion_func_name(func),
opregion_subfunc_name(subfunc));
/*
diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c
index 73f052a..0beb835 100644
--- a/drivers/gpu/drm/i915/gvt/render.c
+++ b/drivers/gpu/drm/i915/gvt/render.c
@@ -167,7 +167,7 @@
I915_WRITE_FW(reg, 0x1);
if (wait_for_atomic((I915_READ_FW(reg) == 0), 50))
- gvt_err("timeout in invalidate ring (%d) tlb\n", ring_id);
+ gvt_vgpu_err("timeout in invalidate ring (%d) tlb\n", ring_id);
else
vgpu_vreg(vgpu, regs[ring_id]) = 0;
@@ -207,7 +207,7 @@
l3_offset.reg = 0xb020;
for (i = 0; i < 32; i++) {
gen9_render_mocs_L3[i] = I915_READ(l3_offset);
- I915_WRITE(l3_offset, vgpu_vreg(vgpu, offset));
+ I915_WRITE(l3_offset, vgpu_vreg(vgpu, l3_offset));
POSTING_READ(l3_offset);
l3_offset.reg += 4;
}
diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c
index 06c9584..34b9acd 100644
--- a/drivers/gpu/drm/i915/gvt/sched_policy.c
+++ b/drivers/gpu/drm/i915/gvt/sched_policy.c
@@ -101,7 +101,7 @@
struct list_head runq_head;
};
-#define GVT_DEFAULT_TIME_SLICE (1 * HZ / 1000)
+#define GVT_DEFAULT_TIME_SLICE (msecs_to_jiffies(1))
static void tbs_sched_func(struct work_struct *work)
{
@@ -223,7 +223,7 @@
return;
list_add_tail(&vgpu_data->list, &sched_data->runq_head);
- schedule_delayed_work(&sched_data->work, sched_data->period);
+ schedule_delayed_work(&sched_data->work, 0);
}
static void tbs_sched_stop_schedule(struct intel_vgpu *vgpu)
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c
index d3a56c9..a447824 100644
--- a/drivers/gpu/drm/i915/gvt/scheduler.c
+++ b/drivers/gpu/drm/i915/gvt/scheduler.c
@@ -84,7 +84,7 @@
(u32)((workload->ctx_desc.lrca + i) <<
GTT_PAGE_SHIFT));
if (context_gpa == INTEL_GVT_INVALID_ADDR) {
- gvt_err("Invalid guest context descriptor\n");
+ gvt_vgpu_err("Invalid guest context descriptor\n");
return -EINVAL;
}
@@ -127,19 +127,22 @@
return 0;
}
+static inline bool is_gvt_request(struct drm_i915_gem_request *req)
+{
+ return i915_gem_context_force_single_submission(req->ctx);
+}
+
static int shadow_context_status_change(struct notifier_block *nb,
unsigned long action, void *data)
{
- struct intel_vgpu *vgpu = container_of(nb,
- struct intel_vgpu, shadow_ctx_notifier_block);
- struct drm_i915_gem_request *req =
- (struct drm_i915_gem_request *)data;
- struct intel_gvt_workload_scheduler *scheduler =
- &vgpu->gvt->scheduler;
+ struct drm_i915_gem_request *req = (struct drm_i915_gem_request *)data;
+ struct intel_gvt *gvt = container_of(nb, struct intel_gvt,
+ shadow_ctx_notifier_block[req->engine->id]);
+ struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
struct intel_vgpu_workload *workload =
scheduler->current_workload[req->engine->id];
- if (unlikely(!workload))
+ if (!is_gvt_request(req) || unlikely(!workload))
return NOTIFY_OK;
switch (action) {
@@ -175,7 +178,9 @@
int ring_id = workload->ring_id;
struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx;
struct drm_i915_private *dev_priv = workload->vgpu->gvt->dev_priv;
+ struct intel_engine_cs *engine = dev_priv->engine[ring_id];
struct drm_i915_gem_request *rq;
+ struct intel_vgpu *vgpu = workload->vgpu;
int ret;
gvt_dbg_sched("ring id %d prepare to dispatch workload %p\n",
@@ -187,9 +192,24 @@
mutex_lock(&dev_priv->drm.struct_mutex);
+ /* pin shadow context by gvt even the shadow context will be pinned
+ * when i915 alloc request. That is because gvt will update the guest
+ * context from shadow context when workload is completed, and at that
+ * moment, i915 may already unpined the shadow context to make the
+ * shadow_ctx pages invalid. So gvt need to pin itself. After update
+ * the guest context, gvt can unpin the shadow_ctx safely.
+ */
+ ret = engine->context_pin(engine, shadow_ctx);
+ if (ret) {
+ gvt_vgpu_err("fail to pin shadow context\n");
+ workload->status = ret;
+ mutex_unlock(&dev_priv->drm.struct_mutex);
+ return ret;
+ }
+
rq = i915_gem_request_alloc(dev_priv->engine[ring_id], shadow_ctx);
if (IS_ERR(rq)) {
- gvt_err("fail to allocate gem request\n");
+ gvt_vgpu_err("fail to allocate gem request\n");
ret = PTR_ERR(rq);
goto out;
}
@@ -202,9 +222,12 @@
if (ret)
goto out;
- ret = intel_gvt_scan_and_shadow_wa_ctx(&workload->wa_ctx);
- if (ret)
- goto out;
+ if ((workload->ring_id == RCS) &&
+ (workload->wa_ctx.indirect_ctx.size != 0)) {
+ ret = intel_gvt_scan_and_shadow_wa_ctx(&workload->wa_ctx);
+ if (ret)
+ goto out;
+ }
ret = populate_shadow_context(workload);
if (ret)
@@ -227,6 +250,9 @@
if (!IS_ERR_OR_NULL(rq))
i915_add_request_no_flush(rq);
+ else
+ engine->context_unpin(engine, shadow_ctx);
+
mutex_unlock(&dev_priv->drm.struct_mutex);
return ret;
}
@@ -322,7 +348,7 @@
(u32)((workload->ctx_desc.lrca + i) <<
GTT_PAGE_SHIFT));
if (context_gpa == INTEL_GVT_INVALID_ADDR) {
- gvt_err("invalid guest context descriptor\n");
+ gvt_vgpu_err("invalid guest context descriptor\n");
return;
}
@@ -376,6 +402,10 @@
* For the workload w/o request, directly complete the workload.
*/
if (workload->req) {
+ struct drm_i915_private *dev_priv =
+ workload->vgpu->gvt->dev_priv;
+ struct intel_engine_cs *engine =
+ dev_priv->engine[workload->ring_id];
wait_event(workload->shadow_ctx_status_wq,
!atomic_read(&workload->shadow_ctx_active));
@@ -388,6 +418,10 @@
INTEL_GVT_EVENT_MAX)
intel_vgpu_trigger_virtual_event(vgpu, event);
}
+ mutex_lock(&dev_priv->drm.struct_mutex);
+ /* unpin shadow ctx as the shadow_ctx update is done */
+ engine->context_unpin(engine, workload->vgpu->shadow_ctx);
+ mutex_unlock(&dev_priv->drm.struct_mutex);
}
gvt_dbg_sched("ring id %d complete workload %p status %d\n",
@@ -417,6 +451,7 @@
int ring_id = p->ring_id;
struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
struct intel_vgpu_workload *workload = NULL;
+ struct intel_vgpu *vgpu = NULL;
int ret;
bool need_force_wake = IS_SKYLAKE(gvt->dev_priv);
DEFINE_WAIT_FUNC(wait, woken_wake_function);
@@ -459,25 +494,14 @@
mutex_unlock(&gvt->lock);
if (ret) {
- gvt_err("fail to dispatch workload, skip\n");
+ vgpu = workload->vgpu;
+ gvt_vgpu_err("fail to dispatch workload, skip\n");
goto complete;
}
gvt_dbg_sched("ring id %d wait workload %p\n",
workload->ring_id, workload);
-retry:
- i915_wait_request(workload->req,
- 0, MAX_SCHEDULE_TIMEOUT);
- /* I915 has replay mechanism and a request will be replayed
- * if there is i915 reset. So the seqno will be updated anyway.
- * If the seqno is not updated yet after waiting, which means
- * the replay may still be in progress and we can wait again.
- */
- if (!i915_gem_request_completed(workload->req)) {
- gvt_dbg_sched("workload %p not completed, wait again\n",
- workload);
- goto retry;
- }
+ i915_wait_request(workload->req, 0, MAX_SCHEDULE_TIMEOUT);
complete:
gvt_dbg_sched("will complete workload %p, status: %d\n",
@@ -513,15 +537,16 @@
void intel_gvt_clean_workload_scheduler(struct intel_gvt *gvt)
{
struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
- int i;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id i;
gvt_dbg_core("clean workload scheduler\n");
- for (i = 0; i < I915_NUM_ENGINES; i++) {
- if (scheduler->thread[i]) {
- kthread_stop(scheduler->thread[i]);
- scheduler->thread[i] = NULL;
- }
+ for_each_engine(engine, gvt->dev_priv, i) {
+ atomic_notifier_chain_unregister(
+ &engine->context_status_notifier,
+ &gvt->shadow_ctx_notifier_block[i]);
+ kthread_stop(scheduler->thread[i]);
}
}
@@ -529,18 +554,15 @@
{
struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
struct workload_thread_param *param = NULL;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id i;
int ret;
- int i;
gvt_dbg_core("init workload scheduler\n");
init_waitqueue_head(&scheduler->workload_complete_wq);
- for (i = 0; i < I915_NUM_ENGINES; i++) {
- /* check ring mask at init time */
- if (!HAS_ENGINE(gvt->dev_priv, i))
- continue;
-
+ for_each_engine(engine, gvt->dev_priv, i) {
init_waitqueue_head(&scheduler->waitq[i]);
param = kzalloc(sizeof(*param), GFP_KERNEL);
@@ -559,6 +581,11 @@
ret = PTR_ERR(scheduler->thread[i]);
goto err;
}
+
+ gvt->shadow_ctx_notifier_block[i].notifier_call =
+ shadow_context_status_change;
+ atomic_notifier_chain_register(&engine->context_status_notifier,
+ &gvt->shadow_ctx_notifier_block[i]);
}
return 0;
err:
@@ -570,9 +597,6 @@
void intel_vgpu_clean_gvt_context(struct intel_vgpu *vgpu)
{
- atomic_notifier_chain_unregister(&vgpu->shadow_ctx->status_notifier,
- &vgpu->shadow_ctx_notifier_block);
-
i915_gem_context_put_unlocked(vgpu->shadow_ctx);
}
@@ -587,10 +611,5 @@
vgpu->shadow_ctx->engine[RCS].initialised = true;
- vgpu->shadow_ctx_notifier_block.notifier_call =
- shadow_context_status_change;
-
- atomic_notifier_chain_register(&vgpu->shadow_ctx->status_notifier,
- &vgpu->shadow_ctx_notifier_block);
return 0;
}
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index e703556..1c75402 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -248,6 +248,7 @@
case I915_PARAM_IRQ_ACTIVE:
case I915_PARAM_ALLOW_BATCHBUFFER:
case I915_PARAM_LAST_DISPATCH:
+ case I915_PARAM_HAS_EXEC_CONSTANTS:
/* Reject all old ums/dri params. */
return -ENODEV;
case I915_PARAM_CHIPSET_ID:
@@ -274,9 +275,6 @@
case I915_PARAM_HAS_BSD2:
value = !!dev_priv->engine[VCS2];
break;
- case I915_PARAM_HAS_EXEC_CONSTANTS:
- value = INTEL_GEN(dev_priv) >= 4;
- break;
case I915_PARAM_HAS_LLC:
value = HAS_LLC(dev_priv);
break;
@@ -1788,7 +1786,7 @@
goto error;
}
- i915_gem_reset_finish(dev_priv);
+ i915_gem_reset(dev_priv);
intel_overlay_reset(dev_priv);
/* Ok, now get things going again... */
@@ -1814,6 +1812,7 @@
i915_queue_hangcheck(dev_priv);
wakeup:
+ i915_gem_reset_finish(dev_priv);
enable_irq(dev_priv->drm.irq);
wake_up_bit(&error->flags, I915_RESET_IN_PROGRESS);
return;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7febe6e..1e53c31 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1325,7 +1325,7 @@
unsigned boosts;
/* manual wa residency calculations */
- struct intel_rps_ei up_ei, down_ei;
+ struct intel_rps_ei ei;
/*
* Protects RPS/RC6 register access and PCU communication.
@@ -2064,8 +2064,6 @@
const struct intel_device_info info;
- int relative_constants_mode;
-
void __iomem *regs;
struct intel_uncore uncore;
@@ -3342,6 +3340,7 @@
}
int i915_gem_reset_prepare(struct drm_i915_private *dev_priv);
+void i915_gem_reset(struct drm_i915_private *dev_priv);
void i915_gem_reset_finish(struct drm_i915_private *dev_priv);
void i915_gem_set_wedged(struct drm_i915_private *dev_priv);
void i915_gem_clflush_object(struct drm_i915_gem_object *obj, bool force);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 10777da..67b1fc5 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2719,7 +2719,16 @@
for_each_engine(engine, dev_priv, id) {
struct drm_i915_gem_request *request;
+ /* Prevent request submission to the hardware until we have
+ * completed the reset in i915_gem_reset_finish(). If a request
+ * is completed by one engine, it may then queue a request
+ * to a second via its engine->irq_tasklet *just* as we are
+ * calling engine->init_hw() and also writing the ELSP.
+ * Turning off the engine->irq_tasklet until the reset is over
+ * prevents the race.
+ */
tasklet_kill(&engine->irq_tasklet);
+ tasklet_disable(&engine->irq_tasklet);
if (engine_stalled(engine)) {
request = i915_gem_find_active_request(engine);
@@ -2834,7 +2843,7 @@
engine->reset_hw(engine, request);
}
-void i915_gem_reset_finish(struct drm_i915_private *dev_priv)
+void i915_gem_reset(struct drm_i915_private *dev_priv)
{
struct intel_engine_cs *engine;
enum intel_engine_id id;
@@ -2856,6 +2865,17 @@
}
}
+void i915_gem_reset_finish(struct drm_i915_private *dev_priv)
+{
+ struct intel_engine_cs *engine;
+ enum intel_engine_id id;
+
+ lockdep_assert_held(&dev_priv->drm.struct_mutex);
+
+ for_each_engine(engine, dev_priv, id)
+ tasklet_enable(&engine->irq_tasklet);
+}
+
static void nop_submit_request(struct drm_i915_gem_request *request)
{
dma_fence_set_error(&request->fence, -EIO);
@@ -4674,8 +4694,6 @@
init_waitqueue_head(&dev_priv->gpu_error.wait_queue);
init_waitqueue_head(&dev_priv->gpu_error.reset_queue);
- dev_priv->relative_constants_mode = I915_EXEC_CONSTANTS_REL_GENERAL;
-
init_waitqueue_head(&dev_priv->pending_flip_queue);
dev_priv->mm.interruptible = true;
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 17f90c6..e2d83b6 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -311,7 +311,6 @@
ctx->ring_size = 4 * PAGE_SIZE;
ctx->desc_template = GEN8_CTX_ADDRESSING_MODE(dev_priv) <<
GEN8_CTX_ADDRESSING_MODE_SHIFT;
- ATOMIC_INIT_NOTIFIER_HEAD(&ctx->status_notifier);
/* GuC requires the ring to be placed above GUC_WOPCM_TOP. If GuC is not
* present or not in use we still need a small bias as ring wraparound
diff --git a/drivers/gpu/drm/i915/i915_gem_context.h b/drivers/gpu/drm/i915/i915_gem_context.h
index 0ac750b..e9c008f 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.h
+++ b/drivers/gpu/drm/i915/i915_gem_context.h
@@ -160,9 +160,6 @@
/** desc_template: invariant fields for the HW context descriptor */
u32 desc_template;
- /** status_notifier: list of callbacks for context-switch changes */
- struct atomic_notifier_head status_notifier;
-
/** guilty_count: How many times this context has caused a GPU hang. */
unsigned int guilty_count;
/**
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index d02cfae..30e0675 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -1408,10 +1408,7 @@
struct drm_i915_gem_execbuffer2 *args,
struct list_head *vmas)
{
- struct drm_i915_private *dev_priv = params->request->i915;
u64 exec_start, exec_len;
- int instp_mode;
- u32 instp_mask;
int ret;
ret = i915_gem_execbuffer_move_to_gpu(params->request, vmas);
@@ -1422,56 +1419,11 @@
if (ret)
return ret;
- instp_mode = args->flags & I915_EXEC_CONSTANTS_MASK;
- instp_mask = I915_EXEC_CONSTANTS_MASK;
- switch (instp_mode) {
- case I915_EXEC_CONSTANTS_REL_GENERAL:
- case I915_EXEC_CONSTANTS_ABSOLUTE:
- case I915_EXEC_CONSTANTS_REL_SURFACE:
- if (instp_mode != 0 && params->engine->id != RCS) {
- DRM_DEBUG("non-0 rel constants mode on non-RCS\n");
- return -EINVAL;
- }
-
- if (instp_mode != dev_priv->relative_constants_mode) {
- if (INTEL_INFO(dev_priv)->gen < 4) {
- DRM_DEBUG("no rel constants on pre-gen4\n");
- return -EINVAL;
- }
-
- if (INTEL_INFO(dev_priv)->gen > 5 &&
- instp_mode == I915_EXEC_CONSTANTS_REL_SURFACE) {
- DRM_DEBUG("rel surface constants mode invalid on gen5+\n");
- return -EINVAL;
- }
-
- /* The HW changed the meaning on this bit on gen6 */
- if (INTEL_INFO(dev_priv)->gen >= 6)
- instp_mask &= ~I915_EXEC_CONSTANTS_REL_SURFACE;
- }
- break;
- default:
- DRM_DEBUG("execbuf with unknown constants: %d\n", instp_mode);
+ if (args->flags & I915_EXEC_CONSTANTS_MASK) {
+ DRM_DEBUG("I915_EXEC_CONSTANTS_* unsupported\n");
return -EINVAL;
}
- if (params->engine->id == RCS &&
- instp_mode != dev_priv->relative_constants_mode) {
- struct intel_ring *ring = params->request->ring;
-
- ret = intel_ring_begin(params->request, 4);
- if (ret)
- return ret;
-
- intel_ring_emit(ring, MI_NOOP);
- intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
- intel_ring_emit_reg(ring, INSTPM);
- intel_ring_emit(ring, instp_mask << 16 | instp_mode);
- intel_ring_advance(ring);
-
- dev_priv->relative_constants_mode = instp_mode;
- }
-
if (args->flags & I915_EXEC_GEN7_SOL_RESET) {
ret = i915_reset_gen7_sol_offsets(params->request);
if (ret)
diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c
index 401006b..d5d2b4c 100644
--- a/drivers/gpu/drm/i915/i915_gem_shrinker.c
+++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c
@@ -263,7 +263,7 @@
I915_SHRINK_BOUND |
I915_SHRINK_UNBOUND |
I915_SHRINK_ACTIVE);
- rcu_barrier(); /* wait until our RCU delayed slab frees are completed */
+ synchronize_rcu(); /* wait for our earlier RCU delayed slab frees */
return freed;
}
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index e6ffef2..b6c886a 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1046,68 +1046,51 @@
ei->media_c0 = I915_READ(VLV_MEDIA_C0_COUNT);
}
-static bool vlv_c0_above(struct drm_i915_private *dev_priv,
- const struct intel_rps_ei *old,
- const struct intel_rps_ei *now,
- int threshold)
-{
- u64 time, c0;
- unsigned int mul = 100;
-
- if (old->cz_clock == 0)
- return false;
-
- if (I915_READ(VLV_COUNTER_CONTROL) & VLV_COUNT_RANGE_HIGH)
- mul <<= 8;
-
- time = now->cz_clock - old->cz_clock;
- time *= threshold * dev_priv->czclk_freq;
-
- /* Workload can be split between render + media, e.g. SwapBuffers
- * being blitted in X after being rendered in mesa. To account for
- * this we need to combine both engines into our activity counter.
- */
- c0 = now->render_c0 - old->render_c0;
- c0 += now->media_c0 - old->media_c0;
- c0 *= mul * VLV_CZ_CLOCK_TO_MILLI_SEC;
-
- return c0 >= time;
-}
-
void gen6_rps_reset_ei(struct drm_i915_private *dev_priv)
{
- vlv_c0_read(dev_priv, &dev_priv->rps.down_ei);
- dev_priv->rps.up_ei = dev_priv->rps.down_ei;
+ memset(&dev_priv->rps.ei, 0, sizeof(dev_priv->rps.ei));
}
static u32 vlv_wa_c0_ei(struct drm_i915_private *dev_priv, u32 pm_iir)
{
+ const struct intel_rps_ei *prev = &dev_priv->rps.ei;
struct intel_rps_ei now;
u32 events = 0;
- if ((pm_iir & (GEN6_PM_RP_DOWN_EI_EXPIRED | GEN6_PM_RP_UP_EI_EXPIRED)) == 0)
+ if ((pm_iir & GEN6_PM_RP_UP_EI_EXPIRED) == 0)
return 0;
vlv_c0_read(dev_priv, &now);
if (now.cz_clock == 0)
return 0;
- if (pm_iir & GEN6_PM_RP_DOWN_EI_EXPIRED) {
- if (!vlv_c0_above(dev_priv,
- &dev_priv->rps.down_ei, &now,
- dev_priv->rps.down_threshold))
- events |= GEN6_PM_RP_DOWN_THRESHOLD;
- dev_priv->rps.down_ei = now;
+ if (prev->cz_clock) {
+ u64 time, c0;
+ unsigned int mul;
+
+ mul = VLV_CZ_CLOCK_TO_MILLI_SEC * 100; /* scale to threshold% */
+ if (I915_READ(VLV_COUNTER_CONTROL) & VLV_COUNT_RANGE_HIGH)
+ mul <<= 8;
+
+ time = now.cz_clock - prev->cz_clock;
+ time *= dev_priv->czclk_freq;
+
+ /* Workload can be split between render + media,
+ * e.g. SwapBuffers being blitted in X after being rendered in
+ * mesa. To account for this we need to combine both engines
+ * into our activity counter.
+ */
+ c0 = now.render_c0 - prev->render_c0;
+ c0 += now.media_c0 - prev->media_c0;
+ c0 *= mul;
+
+ if (c0 > time * dev_priv->rps.up_threshold)
+ events = GEN6_PM_RP_UP_THRESHOLD;
+ else if (c0 < time * dev_priv->rps.down_threshold)
+ events = GEN6_PM_RP_DOWN_THRESHOLD;
}
- if (pm_iir & GEN6_PM_RP_UP_EI_EXPIRED) {
- if (vlv_c0_above(dev_priv,
- &dev_priv->rps.up_ei, &now,
- dev_priv->rps.up_threshold))
- events |= GEN6_PM_RP_UP_THRESHOLD;
- dev_priv->rps.up_ei = now;
- }
-
+ dev_priv->rps.ei = now;
return events;
}
@@ -4228,7 +4211,7 @@
/* Let's track the enabled rps events */
if (IS_VALLEYVIEW(dev_priv))
/* WaGsvRC0ResidencyMethod:vlv */
- dev_priv->pm_rps_events = GEN6_PM_RP_DOWN_EI_EXPIRED | GEN6_PM_RP_UP_EI_EXPIRED;
+ dev_priv->pm_rps_events = GEN6_PM_RP_UP_EI_EXPIRED;
else
dev_priv->pm_rps_events = GEN6_PM_RPS_EVENTS;
@@ -4266,6 +4249,16 @@
if (!IS_GEN2(dev_priv))
dev->vblank_disable_immediate = true;
+ /* Most platforms treat the display irq block as an always-on
+ * power domain. vlv/chv can disable it at runtime and need
+ * special care to avoid writing any of the display block registers
+ * outside of the power domain. We defer setting up the display irqs
+ * in this case to the runtime pm.
+ */
+ dev_priv->display_irqs_enabled = true;
+ if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ dev_priv->display_irqs_enabled = false;
+
dev->driver->get_vblank_timestamp = i915_get_vblank_timestamp;
dev->driver->get_scanout_position = i915_get_crtc_scanoutpos;
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index 0085bc7..de219b7 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -35,7 +35,6 @@
*/
#define I915_CSR_GLK "i915/glk_dmc_ver1_01.bin"
-MODULE_FIRMWARE(I915_CSR_GLK);
#define GLK_CSR_VERSION_REQUIRED CSR_VERSION(1, 1)
#define I915_CSR_KBL "i915/kbl_dmc_ver1_01.bin"
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3282b0f..ed1f4f2 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -16696,12 +16696,11 @@
}
}
- intel_update_czclk(dev_priv);
- intel_update_cdclk(dev_priv);
- dev_priv->atomic_cdclk_freq = dev_priv->cdclk_freq;
-
intel_shared_dpll_init(dev);
+ intel_update_czclk(dev_priv);
+ intel_modeset_init_hw(dev);
+
if (dev_priv->max_cdclk_freq == 0)
intel_update_max_cdclk(dev_priv);
@@ -17258,8 +17257,6 @@
intel_init_gt_powersave(dev_priv);
- intel_modeset_init_hw(dev);
-
intel_setup_overlay(dev_priv);
}
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 371acf1..ab1be5c 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -105,6 +105,8 @@
/* Nothing to do here, execute in order of dependencies */
engine->schedule = NULL;
+ ATOMIC_INIT_NOTIFIER_HEAD(&engine->context_status_notifier);
+
dev_priv->engine[id] = engine;
return 0;
}
diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c
index d23c0fc..8c04eca 100644
--- a/drivers/gpu/drm/i915/intel_gvt.c
+++ b/drivers/gpu/drm/i915/intel_gvt.c
@@ -77,6 +77,11 @@
goto bail;
}
+ if (!i915.enable_execlists) {
+ DRM_INFO("GPU guest virtualisation [GVT-g] disabled due to disabled execlist submission [i915.enable_execlists module parameter]\n");
+ goto bail;
+ }
+
/*
* We're not in host or fail to find a MPT module, disable GVT-g
*/
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index ebae2bd..24b2fa5 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1298,16 +1298,34 @@
static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state)
{
- struct drm_device *dev = crtc_state->base.crtc->dev;
+ struct drm_i915_private *dev_priv =
+ to_i915(crtc_state->base.crtc->dev);
+ struct drm_atomic_state *state = crtc_state->base.state;
+ struct drm_connector_state *connector_state;
+ struct drm_connector *connector;
+ int i;
- if (HAS_GMCH_DISPLAY(to_i915(dev)))
+ if (HAS_GMCH_DISPLAY(dev_priv))
return false;
/*
* HDMI 12bpc affects the clocks, so it's only possible
* when not cloning with other encoder types.
*/
- return crtc_state->output_types == 1 << INTEL_OUTPUT_HDMI;
+ if (crtc_state->output_types != 1 << INTEL_OUTPUT_HDMI)
+ return false;
+
+ for_each_connector_in_state(state, connector, connector_state, i) {
+ const struct drm_display_info *info = &connector->display_info;
+
+ if (connector_state->crtc != crtc_state->base.crtc)
+ continue;
+
+ if ((info->edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_36) == 0)
+ return false;
+ }
+
+ return true;
}
bool intel_hdmi_compute_config(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
index b62e3f8..54208be 100644
--- a/drivers/gpu/drm/i915/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/intel_hotplug.c
@@ -219,7 +219,7 @@
}
}
}
- if (dev_priv->display.hpd_irq_setup)
+ if (dev_priv->display_irqs_enabled && dev_priv->display.hpd_irq_setup)
dev_priv->display.hpd_irq_setup(dev_priv);
spin_unlock_irq(&dev_priv->irq_lock);
@@ -425,7 +425,7 @@
}
}
- if (storm_detected)
+ if (storm_detected && dev_priv->display_irqs_enabled)
dev_priv->display.hpd_irq_setup(dev_priv);
spin_unlock(&dev_priv->irq_lock);
@@ -471,10 +471,12 @@
* Interrupt setup is already guaranteed to be single-threaded, this is
* just to make the assert_spin_locked checks happy.
*/
- spin_lock_irq(&dev_priv->irq_lock);
- if (dev_priv->display.hpd_irq_setup)
- dev_priv->display.hpd_irq_setup(dev_priv);
- spin_unlock_irq(&dev_priv->irq_lock);
+ if (dev_priv->display_irqs_enabled && dev_priv->display.hpd_irq_setup) {
+ spin_lock_irq(&dev_priv->irq_lock);
+ if (dev_priv->display_irqs_enabled)
+ dev_priv->display.hpd_irq_setup(dev_priv);
+ spin_unlock_irq(&dev_priv->irq_lock);
+ }
}
static void i915_hpd_poll_init_work(struct work_struct *work)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index ebf8023..471af3b 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -345,7 +345,8 @@
if (!IS_ENABLED(CONFIG_DRM_I915_GVT))
return;
- atomic_notifier_call_chain(&rq->ctx->status_notifier, status, rq);
+ atomic_notifier_call_chain(&rq->engine->context_status_notifier,
+ status, rq);
}
static void
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 940bab2..6a29784 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4928,8 +4928,9 @@
{
u32 mask = 0;
+ /* We use UP_EI_EXPIRED interupts for both up/down in manual mode */
if (val > dev_priv->rps.min_freq_softlimit)
- mask |= GEN6_PM_RP_DOWN_EI_EXPIRED | GEN6_PM_RP_DOWN_THRESHOLD | GEN6_PM_RP_DOWN_TIMEOUT;
+ mask |= GEN6_PM_RP_UP_EI_EXPIRED | GEN6_PM_RP_DOWN_THRESHOLD | GEN6_PM_RP_DOWN_TIMEOUT;
if (val < dev_priv->rps.max_freq_softlimit)
mask |= GEN6_PM_RP_UP_EI_EXPIRED | GEN6_PM_RP_UP_THRESHOLD;
@@ -5039,7 +5040,7 @@
{
mutex_lock(&dev_priv->rps.hw_lock);
if (dev_priv->rps.enabled) {
- if (dev_priv->pm_rps_events & (GEN6_PM_RP_DOWN_EI_EXPIRED | GEN6_PM_RP_UP_EI_EXPIRED))
+ if (dev_priv->pm_rps_events & GEN6_PM_RP_UP_EI_EXPIRED)
gen6_rps_reset_ei(dev_priv);
I915_WRITE(GEN6_PMINTRMSK,
gen6_rps_pm_mask(dev_priv, dev_priv->rps.cur_freq));
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 91bc4ab..6c5f995 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -2024,6 +2024,8 @@
ret = context_pin(ctx, flags);
if (ret)
goto error;
+
+ ce->state->obj->mm.dirty = true;
}
/* The kernel context is only used as a placeholder for flushing the
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 79c2b8d..13dccb1 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -403,6 +403,9 @@
*/
struct i915_gem_context *legacy_active_context;
+ /* status_notifier: list of callbacks for context-switch changes */
+ struct atomic_notifier_head context_status_notifier;
+
struct intel_engine_hangcheck hangcheck;
bool needs_cmd_parser;
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index 4414cf7..36602ac 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 The Linux Foundation. All rights reserved.
+/* Copyright (c) 2016-2017 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -534,7 +534,7 @@
}
if (a5xx_gpu->gpmu_bo) {
- if (a5xx_gpu->gpmu_bo)
+ if (a5xx_gpu->gpmu_iova)
msm_gem_put_iova(a5xx_gpu->gpmu_bo, gpu->id);
drm_gem_object_unreference_unlocked(a5xx_gpu->gpmu_bo);
}
@@ -860,7 +860,9 @@
.idle = a5xx_idle,
.irq = a5xx_irq,
.destroy = a5xx_destroy,
+#ifdef CONFIG_DEBUG_FS
.show = a5xx_show,
+#endif
},
.get_timestamp = a5xx_get_timestamp,
};
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index c9bd1e6..5ae6542 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -418,18 +418,27 @@
return 0;
}
-void adreno_gpu_cleanup(struct adreno_gpu *gpu)
+void adreno_gpu_cleanup(struct adreno_gpu *adreno_gpu)
{
- if (gpu->memptrs_bo) {
- if (gpu->memptrs)
- msm_gem_put_vaddr(gpu->memptrs_bo);
+ struct msm_gpu *gpu = &adreno_gpu->base;
- if (gpu->memptrs_iova)
- msm_gem_put_iova(gpu->memptrs_bo, gpu->base.id);
+ if (adreno_gpu->memptrs_bo) {
+ if (adreno_gpu->memptrs)
+ msm_gem_put_vaddr(adreno_gpu->memptrs_bo);
- drm_gem_object_unreference_unlocked(gpu->memptrs_bo);
+ if (adreno_gpu->memptrs_iova)
+ msm_gem_put_iova(adreno_gpu->memptrs_bo, gpu->id);
+
+ drm_gem_object_unreference_unlocked(adreno_gpu->memptrs_bo);
}
- release_firmware(gpu->pm4);
- release_firmware(gpu->pfp);
- msm_gpu_cleanup(&gpu->base);
+ release_firmware(adreno_gpu->pm4);
+ release_firmware(adreno_gpu->pfp);
+
+ msm_gpu_cleanup(gpu);
+
+ if (gpu->aspace) {
+ gpu->aspace->mmu->funcs->detach(gpu->aspace->mmu,
+ iommu_ports, ARRAY_SIZE(iommu_ports));
+ msm_gem_address_space_destroy(gpu->aspace);
+ }
}
diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index 921270e..a879ffa 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -171,7 +171,7 @@
}
}
} else {
- msm_dsi_host_reset_phy(mdsi->host);
+ msm_dsi_host_reset_phy(msm_dsi->host);
ret = enable_phy(msm_dsi, src_pll_id, &shared_timings[id]);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c
index a54d3bb..8177e85 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c
@@ -18,13 +18,6 @@
#include <linux/hdmi.h>
#include "hdmi.h"
-
-/* Supported HDMI Audio channels */
-#define MSM_HDMI_AUDIO_CHANNEL_2 0
-#define MSM_HDMI_AUDIO_CHANNEL_4 1
-#define MSM_HDMI_AUDIO_CHANNEL_6 2
-#define MSM_HDMI_AUDIO_CHANNEL_8 3
-
/* maps MSM_HDMI_AUDIO_CHANNEL_n consts used by audio driver to # of channels: */
static int nchannels[] = { 2, 4, 6, 8 };
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h
index 611da7a..2389019 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h
@@ -18,7 +18,8 @@
#ifndef __MDP5_PIPE_H__
#define __MDP5_PIPE_H__
-#define SSPP_MAX (SSPP_RGB3 + 1) /* TODO: Add SSPP_MAX in mdp5.xml.h */
+/* TODO: Add SSPP_MAX in mdp5.xml.h */
+#define SSPP_MAX (SSPP_CURSOR1 + 1)
/* represents a hw pipe, which is dynamically assigned to a plane */
struct mdp5_hw_pipe {
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 59811f2..68e509b 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -812,6 +812,12 @@
size = PAGE_ALIGN(size);
+ /* Disallow zero sized objects as they make the underlying
+ * infrastructure grumpy
+ */
+ if (size == 0)
+ return ERR_PTR(-EINVAL);
+
ret = msm_gem_new_impl(dev, size, flags, NULL, &obj);
if (ret)
goto fail;
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index 99e05aa..af5b6ba 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -706,9 +706,6 @@
msm_ringbuffer_destroy(gpu->rb);
}
- if (gpu->aspace)
- msm_gem_address_space_destroy(gpu->aspace);
-
if (gpu->fctx)
msm_fence_context_free(gpu->fctx);
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 684f170..aaa3e80 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -213,8 +213,8 @@
rbo->placement.num_busy_placement = 0;
for (i = 0; i < rbo->placement.num_placement; i++) {
if (rbo->placements[i].flags & TTM_PL_FLAG_VRAM) {
- if (rbo->placements[0].fpfn < fpfn)
- rbo->placements[0].fpfn = fpfn;
+ if (rbo->placements[i].fpfn < fpfn)
+ rbo->placements[i].fpfn = fpfn;
} else {
rbo->placement.busy_placement =
&rbo->placements[i];
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 72e1588..c7af9fd 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2985,9 +2985,13 @@
max_sclk = 75000;
}
} else if (rdev->family == CHIP_OLAND) {
- if ((rdev->pdev->device == 0x6604) &&
- (rdev->pdev->subsystem_vendor == 0x1028) &&
- (rdev->pdev->subsystem_device == 0x066F)) {
+ if ((rdev->pdev->revision == 0xC7) ||
+ (rdev->pdev->revision == 0x80) ||
+ (rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->revision == 0x87) ||
+ (rdev->pdev->device == 0x6604) ||
+ (rdev->pdev->device == 0x6605)) {
max_sclk = 75000;
}
}
diff --git a/drivers/gpu/drm/ttm/ttm_object.c b/drivers/gpu/drm/ttm/ttm_object.c
index fdb451e..26a7ad0 100644
--- a/drivers/gpu/drm/ttm/ttm_object.c
+++ b/drivers/gpu/drm/ttm/ttm_object.c
@@ -179,7 +179,7 @@
if (unlikely(ret != 0))
goto out_err0;
- ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL);
+ ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, false);
if (unlikely(ret != 0))
goto out_err1;
@@ -318,7 +318,8 @@
int ttm_ref_object_add(struct ttm_object_file *tfile,
struct ttm_base_object *base,
- enum ttm_ref_type ref_type, bool *existed)
+ enum ttm_ref_type ref_type, bool *existed,
+ bool require_existed)
{
struct drm_open_hash *ht = &tfile->ref_hash[ref_type];
struct ttm_ref_object *ref;
@@ -345,6 +346,9 @@
}
rcu_read_unlock();
+ if (require_existed)
+ return -EPERM;
+
ret = ttm_mem_global_alloc(mem_glob, sizeof(*ref),
false, false);
if (unlikely(ret != 0))
@@ -449,10 +453,10 @@
ttm_ref_object_release(&ref->kref);
}
+ spin_unlock(&tfile->lock);
for (i = 0; i < TTM_REF_NUM; ++i)
drm_ht_remove(&tfile->ref_hash[i]);
- spin_unlock(&tfile->lock);
ttm_object_file_unref(&tfile);
}
EXPORT_SYMBOL(ttm_object_file_release);
@@ -529,9 +533,7 @@
*p_tdev = NULL;
- spin_lock(&tdev->object_lock);
drm_ht_remove(&tdev->object_hash);
- spin_unlock(&tdev->object_lock);
kfree(tdev);
}
@@ -635,7 +637,7 @@
prime = (struct ttm_prime_object *) dma_buf->priv;
base = &prime->base;
*handle = base->hash.key;
- ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL);
+ ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, false);
dma_buf_put(dma_buf);
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 0c06844..9fcf05c 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -846,6 +846,17 @@
drm_atomic_helper_crtc_destroy_state(crtc, state);
}
+static void
+vc4_crtc_reset(struct drm_crtc *crtc)
+{
+ if (crtc->state)
+ __drm_atomic_helper_crtc_destroy_state(crtc->state);
+
+ crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL);
+ if (crtc->state)
+ crtc->state->crtc = crtc;
+}
+
static const struct drm_crtc_funcs vc4_crtc_funcs = {
.set_config = drm_atomic_helper_set_config,
.destroy = vc4_crtc_destroy,
@@ -853,7 +864,7 @@
.set_property = NULL,
.cursor_set = NULL, /* handled by drm_mode_cursor_universal */
.cursor_move = NULL, /* handled by drm_mode_cursor_universal */
- .reset = drm_atomic_helper_crtc_reset,
+ .reset = vc4_crtc_reset,
.atomic_duplicate_state = vc4_crtc_duplicate_state,
.atomic_destroy_state = vc4_crtc_destroy_state,
.gamma_set = vc4_crtc_gamma_set,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index 6541dd8..6b2708b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -538,7 +538,7 @@
struct vmw_fence_obj **p_fence)
{
struct vmw_fence_obj *fence;
- int ret;
+ int ret;
fence = kzalloc(sizeof(*fence), GFP_KERNEL);
if (unlikely(fence == NULL))
@@ -701,6 +701,41 @@
}
+/**
+ * vmw_fence_obj_lookup - Look up a user-space fence object
+ *
+ * @tfile: A struct ttm_object_file identifying the caller.
+ * @handle: A handle identifying the fence object.
+ * @return: A struct vmw_user_fence base ttm object on success or
+ * an error pointer on failure.
+ *
+ * The fence object is looked up and type-checked. The caller needs
+ * to have opened the fence object first, but since that happens on
+ * creation and fence objects aren't shareable, that's not an
+ * issue currently.
+ */
+static struct ttm_base_object *
+vmw_fence_obj_lookup(struct ttm_object_file *tfile, u32 handle)
+{
+ struct ttm_base_object *base = ttm_base_object_lookup(tfile, handle);
+
+ if (!base) {
+ pr_err("Invalid fence object handle 0x%08lx.\n",
+ (unsigned long)handle);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (base->refcount_release != vmw_user_fence_base_release) {
+ pr_err("Invalid fence object handle 0x%08lx.\n",
+ (unsigned long)handle);
+ ttm_base_object_unref(&base);
+ return ERR_PTR(-EINVAL);
+ }
+
+ return base;
+}
+
+
int vmw_fence_obj_wait_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
@@ -726,13 +761,9 @@
arg->kernel_cookie = jiffies + wait_timeout;
}
- base = ttm_base_object_lookup(tfile, arg->handle);
- if (unlikely(base == NULL)) {
- printk(KERN_ERR "Wait invalid fence object handle "
- "0x%08lx.\n",
- (unsigned long)arg->handle);
- return -EINVAL;
- }
+ base = vmw_fence_obj_lookup(tfile, arg->handle);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
fence = &(container_of(base, struct vmw_user_fence, base)->fence);
@@ -771,13 +802,9 @@
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
struct vmw_private *dev_priv = vmw_priv(dev);
- base = ttm_base_object_lookup(tfile, arg->handle);
- if (unlikely(base == NULL)) {
- printk(KERN_ERR "Fence signaled invalid fence object handle "
- "0x%08lx.\n",
- (unsigned long)arg->handle);
- return -EINVAL;
- }
+ base = vmw_fence_obj_lookup(tfile, arg->handle);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
fence = &(container_of(base, struct vmw_user_fence, base)->fence);
fman = fman_from_fence(fence);
@@ -1024,6 +1051,7 @@
(struct drm_vmw_fence_event_arg *) data;
struct vmw_fence_obj *fence = NULL;
struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv);
+ struct ttm_object_file *tfile = vmw_fp->tfile;
struct drm_vmw_fence_rep __user *user_fence_rep =
(struct drm_vmw_fence_rep __user *)(unsigned long)
arg->fence_rep;
@@ -1037,24 +1065,18 @@
*/
if (arg->handle) {
struct ttm_base_object *base =
- ttm_base_object_lookup_for_ref(dev_priv->tdev,
- arg->handle);
+ vmw_fence_obj_lookup(tfile, arg->handle);
- if (unlikely(base == NULL)) {
- DRM_ERROR("Fence event invalid fence object handle "
- "0x%08lx.\n",
- (unsigned long)arg->handle);
- return -EINVAL;
- }
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
fence = &(container_of(base, struct vmw_user_fence,
base)->fence);
(void) vmw_fence_obj_reference(fence);
if (user_fence_rep != NULL) {
- bool existed;
-
ret = ttm_ref_object_add(vmw_fp->tfile, base,
- TTM_REF_USAGE, &existed);
+ TTM_REF_USAGE, NULL, false);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed to reference a fence "
"object.\n");
@@ -1097,8 +1119,7 @@
return 0;
out_no_create:
if (user_fence_rep != NULL)
- ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile,
- handle, TTM_REF_USAGE);
+ ttm_ref_object_base_unref(tfile, handle, TTM_REF_USAGE);
out_no_ref_obj:
vmw_fence_obj_unreference(&fence);
return ret;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index b8c6a03..5ec24fd 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -114,8 +114,6 @@
param->value = dev_priv->has_dx;
break;
default:
- DRM_ERROR("Illegal vmwgfx get param request: %d\n",
- param->param);
return -EINVAL;
}
@@ -186,7 +184,7 @@
bool gb_objects = !!(dev_priv->capabilities & SVGA_CAP_GBOBJECTS);
struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv);
- if (unlikely(arg->pad64 != 0)) {
+ if (unlikely(arg->pad64 != 0 || arg->max_size == 0)) {
DRM_ERROR("Illegal GET_3D_CAP argument.\n");
return -EINVAL;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 65b3f03..bf23153 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -589,7 +589,7 @@
return ret;
ret = ttm_ref_object_add(tfile, &user_bo->prime.base,
- TTM_REF_SYNCCPU_WRITE, &existed);
+ TTM_REF_SYNCCPU_WRITE, &existed, false);
if (ret != 0 || existed)
ttm_bo_synccpu_write_release(&user_bo->dma.base);
@@ -773,7 +773,7 @@
*handle = user_bo->prime.base.hash.key;
return ttm_ref_object_add(tfile, &user_bo->prime.base,
- TTM_REF_USAGE, NULL);
+ TTM_REF_USAGE, NULL, false);
}
/*
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
index b445ce9..05fa092 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
@@ -713,11 +713,14 @@
128;
num_sizes = 0;
- for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
+ for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) {
+ if (req->mip_levels[i] > DRM_VMW_MAX_MIP_LEVELS)
+ return -EINVAL;
num_sizes += req->mip_levels[i];
+ }
- if (num_sizes > DRM_VMW_MAX_SURFACE_FACES *
- DRM_VMW_MAX_MIP_LEVELS)
+ if (num_sizes > DRM_VMW_MAX_SURFACE_FACES * DRM_VMW_MAX_MIP_LEVELS ||
+ num_sizes == 0)
return -EINVAL;
size = vmw_user_surface_size + 128 +
@@ -891,17 +894,16 @@
uint32_t handle;
struct ttm_base_object *base;
int ret;
+ bool require_exist = false;
if (handle_type == DRM_VMW_HANDLE_PRIME) {
ret = ttm_prime_fd_to_handle(tfile, u_handle, &handle);
if (unlikely(ret != 0))
return ret;
} else {
- if (unlikely(drm_is_render_client(file_priv))) {
- DRM_ERROR("Render client refused legacy "
- "surface reference.\n");
- return -EACCES;
- }
+ if (unlikely(drm_is_render_client(file_priv)))
+ require_exist = true;
+
if (ACCESS_ONCE(vmw_fpriv(file_priv)->locked_master)) {
DRM_ERROR("Locked master refused legacy "
"surface reference.\n");
@@ -929,17 +931,14 @@
/*
* Make sure the surface creator has the same
- * authenticating master.
+ * authenticating master, or is already registered with us.
*/
if (drm_is_primary_client(file_priv) &&
- user_srf->master != file_priv->master) {
- DRM_ERROR("Trying to reference surface outside of"
- " master domain.\n");
- ret = -EACCES;
- goto out_bad_resource;
- }
+ user_srf->master != file_priv->master)
+ require_exist = true;
- ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL);
+ ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL,
+ require_exist);
if (unlikely(ret != 0)) {
DRM_ERROR("Could not add a reference to a surface.\n");
goto out_bad_resource;
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 3ceb4a2..63ec199 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2112,6 +2112,7 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 0e2e7c5..4e2648c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -1082,6 +1082,7 @@
#define USB_VENDOR_ID_XIN_MO 0x16c0
#define USB_DEVICE_ID_XIN_MO_DUAL_ARCADE 0x05e1
+#define USB_DEVICE_ID_THT_2P_ARCADE 0x75e1
#define USB_VENDOR_ID_XIROKU 0x1477
#define USB_DEVICE_ID_XIROKU_SPX 0x1006
diff --git a/drivers/hid/hid-xinmo.c b/drivers/hid/hid-xinmo.c
index 7df5227..9ad7731 100644
--- a/drivers/hid/hid-xinmo.c
+++ b/drivers/hid/hid-xinmo.c
@@ -46,6 +46,7 @@
static const struct hid_device_id xinmo_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) },
{ }
};
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 994bddc..e2666ef 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -2165,6 +2165,14 @@
wacom_update_name(wacom, wireless ? " (WL)" : "");
+ /* pen only Bamboo neither support touch nor pad */
+ if ((features->type == BAMBOO_PEN) &&
+ ((features->device_type & WACOM_DEVICETYPE_TOUCH) ||
+ (features->device_type & WACOM_DEVICETYPE_PAD))) {
+ error = -ENODEV;
+ goto fail;
+ }
+
error = wacom_add_shared_data(hdev);
if (error)
goto fail;
@@ -2208,14 +2216,8 @@
/* touch only Bamboo doesn't support pen */
if ((features->type == BAMBOO_TOUCH) &&
(features->device_type & WACOM_DEVICETYPE_PEN)) {
- error = -ENODEV;
- goto fail_quirks;
- }
-
- /* pen only Bamboo neither support touch nor pad */
- if ((features->type == BAMBOO_PEN) &&
- ((features->device_type & WACOM_DEVICETYPE_TOUCH) ||
- (features->device_type & WACOM_DEVICETYPE_PAD))) {
+ cancel_delayed_work_sync(&wacom->init_work);
+ _wacom_query_tablet_data(wacom);
error = -ENODEV;
goto fail_quirks;
}
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index bd0d198..321b883 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -502,12 +502,15 @@
wait_for_completion(&info->waitevent);
- if (channel->rescind) {
- ret = -ENODEV;
- goto post_msg_err;
- }
-
post_msg_err:
+ /*
+ * If the channel has been rescinded;
+ * we will be awakened by the rescind
+ * handler; set the error code to zero so we don't leak memory.
+ */
+ if (channel->rescind)
+ ret = 0;
+
spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_del(&info->msglistentry);
spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
@@ -530,15 +533,13 @@
int ret;
/*
- * vmbus_on_event(), running in the tasklet, can race
+ * vmbus_on_event(), running in the per-channel tasklet, can race
* with vmbus_close_internal() in the case of SMP guest, e.g., when
* the former is accessing channel->inbound.ring_buffer, the latter
- * could be freeing the ring_buffer pages.
- *
- * To resolve the race, we can serialize them by disabling the
- * tasklet when the latter is running here.
+ * could be freeing the ring_buffer pages, so here we must stop it
+ * first.
*/
- hv_event_tasklet_disable(channel);
+ tasklet_disable(&channel->callback_event);
/*
* In case a device driver's probe() fails (e.g.,
@@ -605,8 +606,6 @@
get_order(channel->ringbuffer_pagecount * PAGE_SIZE));
out:
- hv_event_tasklet_enable(channel);
-
return ret;
}
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index f33465d..fbcb063 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -350,7 +350,8 @@
static void free_channel(struct vmbus_channel *channel)
{
tasklet_kill(&channel->callback_event);
- kfree(channel);
+
+ kfree_rcu(channel, rcu);
}
static void percpu_channel_enq(void *arg)
@@ -359,14 +360,14 @@
struct hv_per_cpu_context *hv_cpu
= this_cpu_ptr(hv_context.cpu_context);
- list_add_tail(&channel->percpu_list, &hv_cpu->chan_list);
+ list_add_tail_rcu(&channel->percpu_list, &hv_cpu->chan_list);
}
static void percpu_channel_deq(void *arg)
{
struct vmbus_channel *channel = arg;
- list_del(&channel->percpu_list);
+ list_del_rcu(&channel->percpu_list);
}
@@ -381,19 +382,6 @@
true);
}
-void hv_event_tasklet_disable(struct vmbus_channel *channel)
-{
- tasklet_disable(&channel->callback_event);
-}
-
-void hv_event_tasklet_enable(struct vmbus_channel *channel)
-{
- tasklet_enable(&channel->callback_event);
-
- /* In case there is any pending event */
- tasklet_schedule(&channel->callback_event);
-}
-
void hv_process_channel_removal(struct vmbus_channel *channel, u32 relid)
{
unsigned long flags;
@@ -402,7 +390,6 @@
BUG_ON(!channel->rescind);
BUG_ON(!mutex_is_locked(&vmbus_connection.channel_mutex));
- hv_event_tasklet_disable(channel);
if (channel->target_cpu != get_cpu()) {
put_cpu();
smp_call_function_single(channel->target_cpu,
@@ -411,7 +398,6 @@
percpu_channel_deq(channel);
put_cpu();
}
- hv_event_tasklet_enable(channel);
if (channel->primary_channel == NULL) {
list_del(&channel->listentry);
@@ -505,7 +491,6 @@
init_vp_index(newchannel, dev_type);
- hv_event_tasklet_disable(newchannel);
if (newchannel->target_cpu != get_cpu()) {
put_cpu();
smp_call_function_single(newchannel->target_cpu,
@@ -515,7 +500,6 @@
percpu_channel_enq(newchannel);
put_cpu();
}
- hv_event_tasklet_enable(newchannel);
/*
* This state is used to indicate a successful open
@@ -565,7 +549,6 @@
list_del(&newchannel->listentry);
mutex_unlock(&vmbus_connection.channel_mutex);
- hv_event_tasklet_disable(newchannel);
if (newchannel->target_cpu != get_cpu()) {
put_cpu();
smp_call_function_single(newchannel->target_cpu,
@@ -574,7 +557,6 @@
percpu_channel_deq(newchannel);
put_cpu();
}
- hv_event_tasklet_enable(newchannel);
vmbus_release_relid(newchannel->offermsg.child_relid);
@@ -814,6 +796,7 @@
/* Allocate the channel object and save this offer. */
newchannel = alloc_channel();
if (!newchannel) {
+ vmbus_release_relid(offer->child_relid);
pr_err("Unable to allocate channel object\n");
return;
}
diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
index 9aee601..a5596a6 100644
--- a/drivers/hv/hv_fcopy.c
+++ b/drivers/hv/hv_fcopy.c
@@ -71,7 +71,6 @@
static const char fcopy_devname[] = "vmbus/hv_fcopy";
static u8 *recv_buffer;
static struct hvutil_transport *hvt;
-static struct completion release_event;
/*
* This state maintains the version number registered by the daemon.
*/
@@ -331,7 +330,6 @@
if (cancel_delayed_work_sync(&fcopy_timeout_work))
fcopy_respond_to_host(HV_E_FAIL);
- complete(&release_event);
}
int hv_fcopy_init(struct hv_util_service *srv)
@@ -339,7 +337,6 @@
recv_buffer = srv->recv_buffer;
fcopy_transaction.recv_channel = srv->channel;
- init_completion(&release_event);
/*
* When this driver loads, the user level daemon that
* processes the host requests may not yet be running.
@@ -361,5 +358,4 @@
fcopy_transaction.state = HVUTIL_DEVICE_DYING;
cancel_delayed_work_sync(&fcopy_timeout_work);
hvutil_transport_destroy(hvt);
- wait_for_completion(&release_event);
}
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c
index de26371..a1adfe2 100644
--- a/drivers/hv/hv_kvp.c
+++ b/drivers/hv/hv_kvp.c
@@ -101,7 +101,6 @@
static const char kvp_devname[] = "vmbus/hv_kvp";
static u8 *recv_buffer;
static struct hvutil_transport *hvt;
-static struct completion release_event;
/*
* Register the kernel component with the user-level daemon.
* As part of this registration, pass the LIC version number.
@@ -714,7 +713,6 @@
if (cancel_delayed_work_sync(&kvp_timeout_work))
kvp_respond_to_host(NULL, HV_E_FAIL);
kvp_transaction.state = HVUTIL_DEVICE_INIT;
- complete(&release_event);
}
int
@@ -723,7 +721,6 @@
recv_buffer = srv->recv_buffer;
kvp_transaction.recv_channel = srv->channel;
- init_completion(&release_event);
/*
* When this driver loads, the user level daemon that
* processes the host requests may not yet be running.
@@ -747,5 +744,4 @@
cancel_delayed_work_sync(&kvp_timeout_work);
cancel_work_sync(&kvp_sendkey_work);
hvutil_transport_destroy(hvt);
- wait_for_completion(&release_event);
}
diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c
index bcc03f0..e659d1b 100644
--- a/drivers/hv/hv_snapshot.c
+++ b/drivers/hv/hv_snapshot.c
@@ -79,7 +79,6 @@
static const char vss_devname[] = "vmbus/hv_vss";
static __u8 *recv_buffer;
static struct hvutil_transport *hvt;
-static struct completion release_event;
static void vss_timeout_func(struct work_struct *dummy);
static void vss_handle_request(struct work_struct *dummy);
@@ -361,13 +360,11 @@
if (cancel_delayed_work_sync(&vss_timeout_work))
vss_respond_to_host(HV_E_FAIL);
vss_transaction.state = HVUTIL_DEVICE_INIT;
- complete(&release_event);
}
int
hv_vss_init(struct hv_util_service *srv)
{
- init_completion(&release_event);
if (vmbus_proto_version < VERSION_WIN8_1) {
pr_warn("Integration service 'Backup (volume snapshot)'"
" not supported on this host version.\n");
@@ -400,5 +397,4 @@
cancel_delayed_work_sync(&vss_timeout_work);
cancel_work_sync(&vss_handle_request_work);
hvutil_transport_destroy(hvt);
- wait_for_completion(&release_event);
}
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index 3042eaa..186b100 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -590,6 +590,8 @@
if (!hyperv_cs)
return -ENODEV;
+ spin_lock_init(&host_ts.lock);
+
INIT_WORK(&wrk.work, hv_set_host_time);
/*
diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c
index c235a95..4402a71 100644
--- a/drivers/hv/hv_utils_transport.c
+++ b/drivers/hv/hv_utils_transport.c
@@ -182,10 +182,11 @@
* connects back.
*/
hvt_reset(hvt);
- mutex_unlock(&hvt->lock);
if (mode_old == HVUTIL_TRANSPORT_DESTROY)
- hvt_transport_free(hvt);
+ complete(&hvt->release);
+
+ mutex_unlock(&hvt->lock);
return 0;
}
@@ -304,6 +305,7 @@
init_waitqueue_head(&hvt->outmsg_q);
mutex_init(&hvt->lock);
+ init_completion(&hvt->release);
spin_lock(&hvt_list_lock);
list_add(&hvt->list, &hvt_list);
@@ -351,6 +353,8 @@
if (hvt->cn_id.idx > 0 && hvt->cn_id.val > 0)
cn_del_callback(&hvt->cn_id);
- if (mode_old != HVUTIL_TRANSPORT_CHARDEV)
- hvt_transport_free(hvt);
+ if (mode_old == HVUTIL_TRANSPORT_CHARDEV)
+ wait_for_completion(&hvt->release);
+
+ hvt_transport_free(hvt);
}
diff --git a/drivers/hv/hv_utils_transport.h b/drivers/hv/hv_utils_transport.h
index d98f522..79afb62 100644
--- a/drivers/hv/hv_utils_transport.h
+++ b/drivers/hv/hv_utils_transport.h
@@ -41,6 +41,7 @@
int outmsg_len; /* its length */
wait_queue_head_t outmsg_q; /* poll/read wait queue */
struct mutex lock; /* protects struct members */
+ struct completion release; /* synchronize with fd release */
};
struct hvutil_transport *hvutil_transport_init(const char *name,
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index da6b59b..8370b9d 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -939,8 +939,10 @@
if (relid == 0)
continue;
+ rcu_read_lock();
+
/* Find channel based on relid */
- list_for_each_entry(channel, &hv_cpu->chan_list, percpu_list) {
+ list_for_each_entry_rcu(channel, &hv_cpu->chan_list, percpu_list) {
if (channel->offermsg.child_relid != relid)
continue;
@@ -956,6 +958,8 @@
tasklet_schedule(&channel->callback_event);
}
}
+
+ rcu_read_unlock();
}
}
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index cccef87..975c43d 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -646,6 +646,9 @@
else
err = atk_read_value_new(sensor, value);
+ if (err)
+ return err;
+
sensor->is_valid = true;
sensor->last_updated = jiffies;
sensor->cached_value = *value;
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index efb01c2..4dfc723 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -3198,7 +3198,7 @@
{
int sioaddr[2] = { REG_2E, REG_4E };
struct it87_sio_data sio_data;
- unsigned short isa_address;
+ unsigned short isa_address[2];
bool found = false;
int i, err;
@@ -3208,15 +3208,29 @@
for (i = 0; i < ARRAY_SIZE(sioaddr); i++) {
memset(&sio_data, 0, sizeof(struct it87_sio_data));
- isa_address = 0;
- err = it87_find(sioaddr[i], &isa_address, &sio_data);
- if (err || isa_address == 0)
+ isa_address[i] = 0;
+ err = it87_find(sioaddr[i], &isa_address[i], &sio_data);
+ if (err || isa_address[i] == 0)
continue;
+ /*
+ * Don't register second chip if its ISA address matches
+ * the first chip's ISA address.
+ */
+ if (i && isa_address[i] == isa_address[0])
+ break;
- err = it87_device_add(i, isa_address, &sio_data);
+ err = it87_device_add(i, isa_address[i], &sio_data);
if (err)
goto exit_dev_unregister;
+
found = true;
+
+ /*
+ * IT8705F may respond on both SIO addresses.
+ * Stop probing after finding one.
+ */
+ if (sio_data.type == it87)
+ break;
}
if (!found) {
diff --git a/drivers/hwmon/max31790.c b/drivers/hwmon/max31790.c
index c1b9275..281491c 100644
--- a/drivers/hwmon/max31790.c
+++ b/drivers/hwmon/max31790.c
@@ -311,7 +311,7 @@
data->pwm[channel] = val << 8;
err = i2c_smbus_write_word_swapped(client,
MAX31790_REG_PWMOUT(channel),
- val);
+ data->pwm[channel]);
break;
case hwmon_pwm_enable:
fan_config = data->fan_config[channel];
diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index cdd9b3b..7563ece 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -221,8 +221,10 @@
else
intel_th_trace_enable(thdev);
- if (ret)
+ if (ret) {
pm_runtime_put(&thdev->dev);
+ module_put(thdrv->driver.owner);
+ }
return ret;
}
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index 0bba384..590cf90 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -85,6 +85,16 @@
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa2a6),
.driver_data = (kernel_ulong_t)0,
},
+ {
+ /* Denverton */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x19e1),
+ .driver_data = (kernel_ulong_t)0,
+ },
+ {
+ /* Gemini Lake */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x318e),
+ .driver_data = (kernel_ulong_t)0,
+ },
{ 0 },
};
diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c
index dfc1c0e..ad31d21 100644
--- a/drivers/i2c/muxes/i2c-mux-pca954x.c
+++ b/drivers/i2c/muxes/i2c-mux-pca954x.c
@@ -35,7 +35,6 @@
* warranty of any kind, whether express or implied.
*/
-#include <linux/acpi.h>
#include <linux/device.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
@@ -117,6 +116,10 @@
.has_irq = 1,
.muxtype = pca954x_isswi,
},
+ [pca_9546] = {
+ .nchans = 4,
+ .muxtype = pca954x_isswi,
+ },
[pca_9547] = {
.nchans = 8,
.enable = 0x8,
@@ -134,28 +137,13 @@
{ "pca9543", pca_9543 },
{ "pca9544", pca_9544 },
{ "pca9545", pca_9545 },
- { "pca9546", pca_9545 },
+ { "pca9546", pca_9546 },
{ "pca9547", pca_9547 },
{ "pca9548", pca_9548 },
{ }
};
MODULE_DEVICE_TABLE(i2c, pca954x_id);
-#ifdef CONFIG_ACPI
-static const struct acpi_device_id pca954x_acpi_ids[] = {
- { .id = "PCA9540", .driver_data = pca_9540 },
- { .id = "PCA9542", .driver_data = pca_9542 },
- { .id = "PCA9543", .driver_data = pca_9543 },
- { .id = "PCA9544", .driver_data = pca_9544 },
- { .id = "PCA9545", .driver_data = pca_9545 },
- { .id = "PCA9546", .driver_data = pca_9545 },
- { .id = "PCA9547", .driver_data = pca_9547 },
- { .id = "PCA9548", .driver_data = pca_9548 },
- { }
-};
-MODULE_DEVICE_TABLE(acpi, pca954x_acpi_ids);
-#endif
-
#ifdef CONFIG_OF
static const struct of_device_id pca954x_of_match[] = {
{ .compatible = "nxp,pca9540", .data = &chips[pca_9540] },
@@ -393,17 +381,8 @@
match = of_match_device(of_match_ptr(pca954x_of_match), &client->dev);
if (match)
data->chip = of_device_get_match_data(&client->dev);
- else if (id)
+ else
data->chip = &chips[id->driver_data];
- else {
- const struct acpi_device_id *acpi_id;
-
- acpi_id = acpi_match_device(ACPI_PTR(pca954x_acpi_ids),
- &client->dev);
- if (!acpi_id)
- return -ENODEV;
- data->chip = &chips[acpi_id->driver_data];
- }
data->last_chan = 0; /* force the first selection */
@@ -492,7 +471,6 @@
.name = "pca954x",
.pm = &pca954x_pm,
.of_match_table = of_match_ptr(pca954x_of_match),
- .acpi_match_table = ACPI_PTR(pca954x_acpi_ids),
},
.probe = pca954x_probe,
.remove = pca954x_remove,
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index ad9dec3..4282cec 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -169,7 +169,9 @@
{
struct iio_dev *indio_dev = private;
struct tiadc_device *adc_dev = iio_priv(indio_dev);
- unsigned int status, config;
+ unsigned int status, config, adc_fsm;
+ unsigned short count = 0;
+
status = tiadc_readl(adc_dev, REG_IRQSTATUS);
/*
@@ -183,6 +185,15 @@
tiadc_writel(adc_dev, REG_CTRL, config);
tiadc_writel(adc_dev, REG_IRQSTATUS, IRQENB_FIFO1OVRRUN
| IRQENB_FIFO1UNDRFLW | IRQENB_FIFO1THRES);
+
+ /* wait for idle state.
+ * ADC needs to finish the current conversion
+ * before disabling the module
+ */
+ do {
+ adc_fsm = tiadc_readl(adc_dev, REG_ADCFSM);
+ } while (adc_fsm != 0x10 && count++ < 100);
+
tiadc_writel(adc_dev, REG_CTRL, (config | CNTRLREG_TSCSSENB));
return IRQ_HANDLED;
} else if (status & IRQENB_FIFO1THRES) {
diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
index a3cce3a..ecf592d 100644
--- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
+++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
@@ -51,8 +51,6 @@
st->report_state.report_id,
st->report_state.index,
HID_USAGE_SENSOR_PROP_REPORTING_STATE_ALL_EVENTS_ENUM);
-
- poll_value = hid_sensor_read_poll_value(st);
} else {
int val;
@@ -89,7 +87,9 @@
sensor_hub_get_feature(st->hsdev, st->power_state.report_id,
st->power_state.index,
sizeof(state_val), &state_val);
- if (state && poll_value)
+ if (state)
+ poll_value = hid_sensor_read_poll_value(st);
+ if (poll_value > 0)
msleep_interruptible(poll_value * 2);
return 0;
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index 78532ce..81b572d 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -193,8 +193,8 @@
if (err < 0)
goto out;
- fifo_watermark = ((data & ~ST_LSM6DSX_FIFO_TH_MASK) << 8) |
- (fifo_watermark & ST_LSM6DSX_FIFO_TH_MASK);
+ fifo_watermark = ((data << 8) & ~ST_LSM6DSX_FIFO_TH_MASK) |
+ (fifo_watermark & ST_LSM6DSX_FIFO_TH_MASK);
wdata = cpu_to_le16(fifo_watermark);
err = hw->tf->write(hw->dev, ST_LSM6DSX_REG_FIFO_THL_ADDR,
diff --git a/drivers/iio/magnetometer/ak8974.c b/drivers/iio/magnetometer/ak8974.c
index 6dd8cbd..e13370d 100644
--- a/drivers/iio/magnetometer/ak8974.c
+++ b/drivers/iio/magnetometer/ak8974.c
@@ -763,7 +763,7 @@
return ret;
}
-static int __exit ak8974_remove(struct i2c_client *i2c)
+static int ak8974_remove(struct i2c_client *i2c)
{
struct iio_dev *indio_dev = i2c_get_clientdata(i2c);
struct ak8974 *ak8974 = iio_priv(indio_dev);
@@ -845,7 +845,7 @@
.of_match_table = of_match_ptr(ak8974_of_match),
},
.probe = ak8974_probe,
- .remove = __exit_p(ak8974_remove),
+ .remove = ak8974_remove,
.id_table = ak8974_id,
};
module_i2c_driver(ak8974_driver);
diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c
index e955101..f2ae75f 100644
--- a/drivers/infiniband/core/cq.c
+++ b/drivers/infiniband/core/cq.c
@@ -29,7 +29,13 @@
{
int i, n, completed = 0;
- while ((n = ib_poll_cq(cq, IB_POLL_BATCH, cq->wc)) > 0) {
+ /*
+ * budget might be (-1) if the caller does not
+ * want to bound this call, thus we need unsigned
+ * minimum here.
+ */
+ while ((n = ib_poll_cq(cq, min_t(u32, IB_POLL_BATCH,
+ budget - completed), cq->wc)) > 0) {
for (i = 0; i < n; i++) {
struct ib_wc *wc = &cq->wc[i];
@@ -196,7 +202,7 @@
irq_poll_disable(&cq->iop);
break;
case IB_POLL_WORKQUEUE:
- flush_work(&cq->work);
+ cancel_work_sync(&cq->work);
break;
default:
WARN_ON_ONCE(1);
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 593d2ce..7c9e34d 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -336,12 +336,26 @@
struct device *parent = device->dev.parent;
WARN_ON_ONCE(!parent);
- if (!device->dev.dma_ops)
- device->dev.dma_ops = parent->dma_ops;
- if (!device->dev.dma_mask)
- device->dev.dma_mask = parent->dma_mask;
- if (!device->dev.coherent_dma_mask)
- device->dev.coherent_dma_mask = parent->coherent_dma_mask;
+ WARN_ON_ONCE(device->dma_device);
+ if (device->dev.dma_ops) {
+ /*
+ * The caller provided custom DMA operations. Copy the
+ * DMA-related fields that are used by e.g. dma_alloc_coherent()
+ * into device->dev.
+ */
+ device->dma_device = &device->dev;
+ if (!device->dev.dma_mask)
+ device->dev.dma_mask = parent->dma_mask;
+ if (!device->dev.coherent_dma_mask)
+ device->dev.coherent_dma_mask =
+ parent->coherent_dma_mask;
+ } else {
+ /*
+ * The caller did not provide custom DMA operations. Use the
+ * DMA mapping operations of the parent device.
+ */
+ device->dma_device = parent;
+ }
mutex_lock(&device_mutex);
@@ -1015,8 +1029,7 @@
return -ENOMEM;
ib_comp_wq = alloc_workqueue("ib-comp-wq",
- WQ_UNBOUND | WQ_HIGHPRI | WQ_MEM_RECLAIM,
- WQ_UNBOUND_MAX_ACTIVE);
+ WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_SYSFS, 0);
if (!ib_comp_wq) {
ret = -ENOMEM;
goto err;
diff --git a/drivers/infiniband/hw/i40iw/i40iw_utils.c b/drivers/infiniband/hw/i40iw/i40iw_utils.c
index 0f5d43d..70c3e9e 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_utils.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_utils.c
@@ -160,6 +160,9 @@
return NOTIFY_DONE;
iwdev = &hdl->device;
+ if (iwdev->init_state < INET_NOTIFIER)
+ return NOTIFY_DONE;
+
netdev = iwdev->ldev->netdev;
upper_dev = netdev_master_upper_dev_get(netdev);
if (netdev != event_netdev)
@@ -214,6 +217,9 @@
return NOTIFY_DONE;
iwdev = &hdl->device;
+ if (iwdev->init_state < INET_NOTIFIER)
+ return NOTIFY_DONE;
+
netdev = iwdev->ldev->netdev;
if (netdev != event_netdev)
return NOTIFY_DONE;
@@ -260,6 +266,8 @@
if (!iwhdl)
return NOTIFY_DONE;
iwdev = &iwhdl->device;
+ if (iwdev->init_state < INET_NOTIFIER)
+ return NOTIFY_DONE;
p = (__be32 *)neigh->primary_key;
i40iw_copy_ip_ntohl(local_ipaddr, p);
if (neigh->nud_state & NUD_VALID) {
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index bc9fb14..c52edea 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -372,7 +372,7 @@
return 0;
}
-static u8 ocrdma_put_pd_num(struct ocrdma_dev *dev, u16 pd_id,
+static int ocrdma_put_pd_num(struct ocrdma_dev *dev, u16 pd_id,
bool dpp_pool)
{
int status;
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 12c4208..af9f596 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -7068,7 +7068,7 @@
unsigned long flags;
while (wait) {
- unsigned long shadow;
+ unsigned long shadow = 0;
int cstart, previ = -1;
/*
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
index 3cd96c1..9fbe22d 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
@@ -69,6 +69,9 @@
*/
#define PCI_DEVICE_ID_VMWARE_PVRDMA 0x0820
+#define PVRDMA_NUM_RING_PAGES 4
+#define PVRDMA_QP_NUM_HEADER_PAGES 1
+
struct pvrdma_dev;
struct pvrdma_page_dir {
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
index e69d6f3..09078cc 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
@@ -132,7 +132,7 @@
enum pvrdma_device_ctl {
PVRDMA_DEVICE_CTL_ACTIVATE, /* Activate device. */
- PVRDMA_DEVICE_CTL_QUIESCE, /* Quiesce device. */
+ PVRDMA_DEVICE_CTL_UNQUIESCE, /* Unquiesce device. */
PVRDMA_DEVICE_CTL_RESET, /* Reset device. */
};
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
index 100bea5..34ebc76 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
@@ -56,7 +56,7 @@
#include "pvrdma.h"
#define DRV_NAME "vmw_pvrdma"
-#define DRV_VERSION "1.0.0.0-k"
+#define DRV_VERSION "1.0.1.0-k"
static DEFINE_MUTEX(pvrdma_device_list_lock);
static LIST_HEAD(pvrdma_device_list);
@@ -660,7 +660,16 @@
pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ERR);
break;
case NETDEV_UP:
- pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ACTIVE);
+ pvrdma_write_reg(dev, PVRDMA_REG_CTL,
+ PVRDMA_DEVICE_CTL_UNQUIESCE);
+
+ mb();
+
+ if (pvrdma_read_reg(dev, PVRDMA_REG_ERR))
+ dev_err(&dev->pdev->dev,
+ "failed to activate device during link up\n");
+ else
+ pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ACTIVE);
break;
default:
dev_dbg(&dev->pdev->dev, "ignore netdevice event %ld on %s\n",
@@ -858,7 +867,7 @@
dev->dsr->resp_slot_dma = (u64)slot_dma;
/* Async event ring */
- dev->dsr->async_ring_pages.num_pages = 4;
+ dev->dsr->async_ring_pages.num_pages = PVRDMA_NUM_RING_PAGES;
ret = pvrdma_page_dir_init(dev, &dev->async_pdir,
dev->dsr->async_ring_pages.num_pages, true);
if (ret)
@@ -867,7 +876,7 @@
dev->dsr->async_ring_pages.pdir_dma = dev->async_pdir.dir_dma;
/* CQ notification ring */
- dev->dsr->cq_ring_pages.num_pages = 4;
+ dev->dsr->cq_ring_pages.num_pages = PVRDMA_NUM_RING_PAGES;
ret = pvrdma_page_dir_init(dev, &dev->cq_pdir,
dev->dsr->cq_ring_pages.num_pages, true);
if (ret)
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
index dbbfd35..30062aa 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
@@ -170,8 +170,9 @@
sizeof(struct pvrdma_sge) *
qp->sq.max_sg);
/* Note: one extra page for the header. */
- qp->npages_send = 1 + (qp->sq.wqe_cnt * qp->sq.wqe_size +
- PAGE_SIZE - 1) / PAGE_SIZE;
+ qp->npages_send = PVRDMA_QP_NUM_HEADER_PAGES +
+ (qp->sq.wqe_cnt * qp->sq.wqe_size + PAGE_SIZE - 1) /
+ PAGE_SIZE;
return 0;
}
@@ -288,7 +289,7 @@
qp->npages = qp->npages_send + qp->npages_recv;
/* Skip header page. */
- qp->sq.offset = PAGE_SIZE;
+ qp->sq.offset = PVRDMA_QP_NUM_HEADER_PAGES * PAGE_SIZE;
/* Recv queue pages are after send pages. */
qp->rq.offset = qp->npages_send * PAGE_SIZE;
@@ -341,7 +342,7 @@
cmd->qp_type = ib_qp_type_to_pvrdma(init_attr->qp_type);
cmd->access_flags = IB_ACCESS_LOCAL_WRITE;
cmd->total_chunks = qp->npages;
- cmd->send_chunks = qp->npages_send - 1;
+ cmd->send_chunks = qp->npages_send - PVRDMA_QP_NUM_HEADER_PAGES;
cmd->pdir_dma = qp->pdir.dir_dma;
dev_dbg(&dev->pdev->dev, "create queuepair with %d, %d, %d, %d\n",
@@ -554,13 +555,13 @@
return ret;
}
-static inline void *get_sq_wqe(struct pvrdma_qp *qp, int n)
+static inline void *get_sq_wqe(struct pvrdma_qp *qp, unsigned int n)
{
return pvrdma_page_dir_get_ptr(&qp->pdir,
qp->sq.offset + n * qp->sq.wqe_size);
}
-static inline void *get_rq_wqe(struct pvrdma_qp *qp, int n)
+static inline void *get_rq_wqe(struct pvrdma_qp *qp, unsigned int n)
{
return pvrdma_page_dir_get_ptr(&qp->pdir,
qp->rq.offset + n * qp->rq.wqe_size);
@@ -598,9 +599,7 @@
unsigned long flags;
struct pvrdma_sq_wqe_hdr *wqe_hdr;
struct pvrdma_sge *sge;
- int i, index;
- int nreq;
- int ret;
+ int i, ret;
/*
* In states lower than RTS, we can fail immediately. In other states,
@@ -613,9 +612,8 @@
spin_lock_irqsave(&qp->sq.lock, flags);
- index = pvrdma_idx(&qp->sq.ring->prod_tail, qp->sq.wqe_cnt);
- for (nreq = 0; wr; nreq++, wr = wr->next) {
- unsigned int tail;
+ while (wr) {
+ unsigned int tail = 0;
if (unlikely(!pvrdma_idx_ring_has_space(
qp->sq.ring, qp->sq.wqe_cnt, &tail))) {
@@ -680,7 +678,7 @@
}
}
- wqe_hdr = (struct pvrdma_sq_wqe_hdr *)get_sq_wqe(qp, index);
+ wqe_hdr = (struct pvrdma_sq_wqe_hdr *)get_sq_wqe(qp, tail);
memset(wqe_hdr, 0, sizeof(*wqe_hdr));
wqe_hdr->wr_id = wr->wr_id;
wqe_hdr->num_sge = wr->num_sge;
@@ -771,12 +769,11 @@
/* Make sure wqe is written before index update */
smp_wmb();
- index++;
- if (unlikely(index >= qp->sq.wqe_cnt))
- index = 0;
/* Update shared sq ring */
pvrdma_idx_ring_inc(&qp->sq.ring->prod_tail,
qp->sq.wqe_cnt);
+
+ wr = wr->next;
}
ret = 0;
@@ -806,7 +803,6 @@
struct pvrdma_qp *qp = to_vqp(ibqp);
struct pvrdma_rq_wqe_hdr *wqe_hdr;
struct pvrdma_sge *sge;
- int index, nreq;
int ret = 0;
int i;
@@ -821,9 +817,8 @@
spin_lock_irqsave(&qp->rq.lock, flags);
- index = pvrdma_idx(&qp->rq.ring->prod_tail, qp->rq.wqe_cnt);
- for (nreq = 0; wr; nreq++, wr = wr->next) {
- unsigned int tail;
+ while (wr) {
+ unsigned int tail = 0;
if (unlikely(wr->num_sge > qp->rq.max_sg ||
wr->num_sge < 0)) {
@@ -843,7 +838,7 @@
goto out;
}
- wqe_hdr = (struct pvrdma_rq_wqe_hdr *)get_rq_wqe(qp, index);
+ wqe_hdr = (struct pvrdma_rq_wqe_hdr *)get_rq_wqe(qp, tail);
wqe_hdr->wr_id = wr->wr_id;
wqe_hdr->num_sge = wr->num_sge;
wqe_hdr->total_len = 0;
@@ -859,12 +854,11 @@
/* Make sure wqe is written before index update */
smp_wmb();
- index++;
- if (unlikely(index >= qp->rq.wqe_cnt))
- index = 0;
/* Update shared rq ring */
pvrdma_idx_ring_inc(&qp->rq.ring->prod_tail,
qp->rq.wqe_cnt);
+
+ wr = wr->next;
}
spin_unlock_irqrestore(&qp->rq.lock, flags);
diff --git a/drivers/infiniband/sw/rdmavt/mmap.c b/drivers/infiniband/sw/rdmavt/mmap.c
index e202b81..6b712ee 100644
--- a/drivers/infiniband/sw/rdmavt/mmap.c
+++ b/drivers/infiniband/sw/rdmavt/mmap.c
@@ -170,9 +170,9 @@
spin_lock_irq(&rdi->mmap_offset_lock);
if (rdi->mmap_offset == 0)
- rdi->mmap_offset = PAGE_SIZE;
+ rdi->mmap_offset = ALIGN(PAGE_SIZE, SHMLBA);
ip->offset = rdi->mmap_offset;
- rdi->mmap_offset += size;
+ rdi->mmap_offset += ALIGN(size, SHMLBA);
spin_unlock_irq(&rdi->mmap_offset_lock);
INIT_LIST_HEAD(&ip->pending_mmaps);
diff --git a/drivers/infiniband/sw/rxe/Kconfig b/drivers/infiniband/sw/rxe/Kconfig
index 7d1ac27..6332ded 100644
--- a/drivers/infiniband/sw/rxe/Kconfig
+++ b/drivers/infiniband/sw/rxe/Kconfig
@@ -22,4 +22,4 @@
To configure and work with soft-RoCE driver please use the
following wiki page under "configure Soft-RoCE (RXE)" section:
- https://github.com/SoftRoCE/rxe-dev/wiki/rxe-dev:-Home
+ https://github.com/linux-rdma/rdma-core/blob/master/Documentation/rxe.md
diff --git a/drivers/infiniband/sw/rxe/rxe_mmap.c b/drivers/infiniband/sw/rxe/rxe_mmap.c
index c572a4c..bd812e0 100644
--- a/drivers/infiniband/sw/rxe/rxe_mmap.c
+++ b/drivers/infiniband/sw/rxe/rxe_mmap.c
@@ -156,10 +156,10 @@
spin_lock_bh(&rxe->mmap_offset_lock);
if (rxe->mmap_offset == 0)
- rxe->mmap_offset = PAGE_SIZE;
+ rxe->mmap_offset = ALIGN(PAGE_SIZE, SHMLBA);
ip->info.offset = rxe->mmap_offset;
- rxe->mmap_offset += size;
+ rxe->mmap_offset += ALIGN(size, SHMLBA);
spin_unlock_bh(&rxe->mmap_offset_lock);
diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
index dbfde0d..9f95f50 100644
--- a/drivers/infiniband/sw/rxe/rxe_req.c
+++ b/drivers/infiniband/sw/rxe/rxe_req.c
@@ -729,11 +729,11 @@
ret = rxe_xmit_packet(to_rdev(qp->ibqp.device), qp, &pkt, skb);
if (ret) {
qp->need_req_skb = 1;
- kfree_skb(skb);
rollback_state(wqe, qp, &rollback_wqe, rollback_psn);
if (ret == -EAGAIN) {
+ kfree_skb(skb);
rxe_run_task(&qp->req.task, 1);
goto exit;
}
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index d404a8a..c9dd385 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -813,18 +813,17 @@
WARN_ON_ONCE(1);
}
- /* We successfully processed this new request. */
- qp->resp.msn++;
-
/* next expected psn, read handles this separately */
qp->resp.psn = (pkt->psn + 1) & BTH_PSN_MASK;
qp->resp.opcode = pkt->opcode;
qp->resp.status = IB_WC_SUCCESS;
- if (pkt->mask & RXE_COMP_MASK)
+ if (pkt->mask & RXE_COMP_MASK) {
+ /* We successfully processed this new request. */
+ qp->resp.msn++;
return RESPST_COMPLETE;
- else if (qp_type(qp) == IB_QPT_RC)
+ } else if (qp_type(qp) == IB_QPT_RC)
return RESPST_ACKNOWLEDGE;
else
return RESPST_CLEANUP;
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h
index 9d0b22a..c1ae4ae 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.h
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.h
@@ -430,6 +430,7 @@
struct list_head list;
struct iser_reg_resources rsc;
struct iser_pi_context *pi_ctx;
+ struct list_head all_list;
};
/**
@@ -443,6 +444,7 @@
struct list_head list;
spinlock_t lock;
int size;
+ struct list_head all_list;
};
/**
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c
index 30b622f..c538a38 100644
--- a/drivers/infiniband/ulp/iser/iser_verbs.c
+++ b/drivers/infiniband/ulp/iser/iser_verbs.c
@@ -362,6 +362,7 @@
int i, ret;
INIT_LIST_HEAD(&fr_pool->list);
+ INIT_LIST_HEAD(&fr_pool->all_list);
spin_lock_init(&fr_pool->lock);
fr_pool->size = 0;
for (i = 0; i < cmds_max; i++) {
@@ -373,6 +374,7 @@
}
list_add_tail(&desc->list, &fr_pool->list);
+ list_add_tail(&desc->all_list, &fr_pool->all_list);
fr_pool->size++;
}
@@ -392,13 +394,13 @@
struct iser_fr_desc *desc, *tmp;
int i = 0;
- if (list_empty(&fr_pool->list))
+ if (list_empty(&fr_pool->all_list))
return;
iser_info("freeing conn %p fr pool\n", ib_conn);
- list_for_each_entry_safe(desc, tmp, &fr_pool->list, list) {
- list_del(&desc->list);
+ list_for_each_entry_safe(desc, tmp, &fr_pool->all_list, all_list) {
+ list_del(&desc->all_list);
iser_free_reg_res(&desc->rsc);
if (desc->pi_ctx)
iser_free_pi_ctx(desc->pi_ctx);
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index d96aa27..db64adf 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -141,6 +141,9 @@
interface = intf->cur_altsetting;
+ if (interface->desc.bNumEndpoints < 2)
+ return -ENODEV;
+
epirq = &interface->endpoint[0].desc;
epout = &interface->endpoint[1].desc;
diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c
index 9cc6d05..23c191a 100644
--- a/drivers/input/misc/cm109.c
+++ b/drivers/input/misc/cm109.c
@@ -700,6 +700,10 @@
int error = -ENOMEM;
interface = intf->cur_altsetting;
+
+ if (interface->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
endpoint = &interface->endpoint[0].desc;
if (!usb_endpoint_is_int_in(endpoint))
diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c
index 9c0ea36..f4e8fbe 100644
--- a/drivers/input/misc/ims-pcu.c
+++ b/drivers/input/misc/ims-pcu.c
@@ -1667,6 +1667,10 @@
return -EINVAL;
alt = pcu->ctrl_intf->cur_altsetting;
+
+ if (alt->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
pcu->ep_ctrl = &alt->endpoint[0].desc;
pcu->max_ctrl_size = usb_endpoint_maxp(pcu->ep_ctrl);
diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c
index 79c964c..6e7ff95 100644
--- a/drivers/input/misc/yealink.c
+++ b/drivers/input/misc/yealink.c
@@ -875,6 +875,10 @@
int ret, pipe, i;
interface = intf->cur_altsetting;
+
+ if (interface->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
endpoint = &interface->endpoint[0].desc;
if (!usb_endpoint_is_int_in(endpoint))
return -ENODEV;
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 72b28eb..f210e19 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -1282,10 +1282,8 @@
/* handle buttons */
if (pkt_id == SS4_PACKET_ID_STICK) {
f->ts_left = !!(SS4_BTN_V2(p) & 0x01);
- if (!(priv->flags & ALPS_BUTTONPAD)) {
- f->ts_right = !!(SS4_BTN_V2(p) & 0x02);
- f->ts_middle = !!(SS4_BTN_V2(p) & 0x04);
- }
+ f->ts_right = !!(SS4_BTN_V2(p) & 0x02);
+ f->ts_middle = !!(SS4_BTN_V2(p) & 0x04);
} else {
f->left = !!(SS4_BTN_V2(p) & 0x01);
if (!(priv->flags & ALPS_BUTTONPAD)) {
@@ -2462,14 +2460,34 @@
int num_y_electrode;
int x_pitch, y_pitch, x_phys, y_phys;
- num_x_electrode = SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F);
- num_y_electrode = SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F);
+ if (IS_SS4PLUS_DEV(priv->dev_id)) {
+ num_x_electrode =
+ SS4PLUS_NUMSENSOR_XOFFSET + (otp[0][2] & 0x0F);
+ num_y_electrode =
+ SS4PLUS_NUMSENSOR_YOFFSET + ((otp[0][2] >> 4) & 0x0F);
- priv->x_max = (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE;
- priv->y_max = (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE;
+ priv->x_max =
+ (num_x_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE;
+ priv->y_max =
+ (num_y_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE;
- x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM;
- y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM;
+ x_pitch = (otp[0][1] & 0x0F) + SS4PLUS_MIN_PITCH_MM;
+ y_pitch = ((otp[0][1] >> 4) & 0x0F) + SS4PLUS_MIN_PITCH_MM;
+
+ } else {
+ num_x_electrode =
+ SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F);
+ num_y_electrode =
+ SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F);
+
+ priv->x_max =
+ (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE;
+ priv->y_max =
+ (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE;
+
+ x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM;
+ y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM;
+ }
x_phys = x_pitch * (num_x_electrode - 1); /* In 0.1 mm units */
y_phys = y_pitch * (num_y_electrode - 1); /* In 0.1 mm units */
@@ -2485,7 +2503,10 @@
{
unsigned char is_btnless;
- is_btnless = (otp[1][1] >> 3) & 0x01;
+ if (IS_SS4PLUS_DEV(priv->dev_id))
+ is_btnless = (otp[1][0] >> 1) & 0x01;
+ else
+ is_btnless = (otp[1][1] >> 3) & 0x01;
if (is_btnless)
priv->flags |= ALPS_BUTTONPAD;
@@ -2493,6 +2514,21 @@
return 0;
}
+static int alps_update_dual_info_ss4_v2(unsigned char otp[][4],
+ struct alps_data *priv)
+{
+ bool is_dual = false;
+
+ if (IS_SS4PLUS_DEV(priv->dev_id))
+ is_dual = (otp[0][0] >> 4) & 0x01;
+
+ if (is_dual)
+ priv->flags |= ALPS_DUALPOINT |
+ ALPS_DUALPOINT_WITH_PRESSURE;
+
+ return 0;
+}
+
static int alps_set_defaults_ss4_v2(struct psmouse *psmouse,
struct alps_data *priv)
{
@@ -2508,6 +2544,8 @@
alps_update_btn_info_ss4_v2(otp, priv);
+ alps_update_dual_info_ss4_v2(otp, priv);
+
return 0;
}
@@ -2753,10 +2791,6 @@
if (alps_set_defaults_ss4_v2(psmouse, priv))
return -EIO;
- if (priv->fw_ver[1] == 0x1)
- priv->flags |= ALPS_DUALPOINT |
- ALPS_DUALPOINT_WITH_PRESSURE;
-
break;
}
@@ -2827,10 +2861,7 @@
ec[2] >= 0x90 && ec[2] <= 0x9d) {
protocol = &alps_v3_protocol_data;
} else if (e7[0] == 0x73 && e7[1] == 0x03 &&
- e7[2] == 0x14 && ec[1] == 0x02) {
- protocol = &alps_v8_protocol_data;
- } else if (e7[0] == 0x73 && e7[1] == 0x03 &&
- e7[2] == 0x28 && ec[1] == 0x01) {
+ (e7[2] == 0x14 || e7[2] == 0x28)) {
protocol = &alps_v8_protocol_data;
} else {
psmouse_dbg(psmouse,
@@ -2840,7 +2871,8 @@
}
if (priv) {
- /* Save the Firmware version */
+ /* Save Device ID and Firmware version */
+ memcpy(priv->dev_id, e7, 3);
memcpy(priv->fw_ver, ec, 3);
error = alps_set_protocol(psmouse, priv, protocol);
if (error)
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h
index 6d279aa..4334f28 100644
--- a/drivers/input/mouse/alps.h
+++ b/drivers/input/mouse/alps.h
@@ -54,6 +54,16 @@
#define SS4_MASK_NORMAL_BUTTONS 0x07
+#define SS4PLUS_COUNT_PER_ELECTRODE 128
+#define SS4PLUS_NUMSENSOR_XOFFSET 16
+#define SS4PLUS_NUMSENSOR_YOFFSET 5
+#define SS4PLUS_MIN_PITCH_MM 37
+
+#define IS_SS4PLUS_DEV(_b) (((_b[0]) == 0x73) && \
+ ((_b[1]) == 0x03) && \
+ ((_b[2]) == 0x28) \
+ )
+
#define SS4_IS_IDLE_V2(_b) (((_b[0]) == 0x18) && \
((_b[1]) == 0x10) && \
((_b[2]) == 0x00) && \
@@ -283,6 +293,7 @@
int addr_command;
u16 proto_version;
u8 byte0, mask0;
+ u8 dev_id[3];
u8 fw_ver[3];
int flags;
int x_max;
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 352050e..d5ab9dd 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -218,17 +218,19 @@
static int elan_check_ASUS_special_fw(struct elan_tp_data *data)
{
- if (data->ic_type != 0x0E)
- return false;
-
- switch (data->product_id) {
- case 0x05 ... 0x07:
- case 0x09:
- case 0x13:
+ if (data->ic_type == 0x0E) {
+ switch (data->product_id) {
+ case 0x05 ... 0x07:
+ case 0x09:
+ case 0x13:
+ return true;
+ }
+ } else if (data->ic_type == 0x08 && data->product_id == 0x26) {
+ /* ASUS EeeBook X205TA */
return true;
- default:
- return false;
}
+
+ return false;
}
static int __elan_initialize(struct elan_tp_data *data)
diff --git a/drivers/input/rmi4/rmi_f30.c b/drivers/input/rmi4/rmi_f30.c
index 1986786..34dfee5 100644
--- a/drivers/input/rmi4/rmi_f30.c
+++ b/drivers/input/rmi4/rmi_f30.c
@@ -170,6 +170,10 @@
rmi_get_platform_data(fn->rmi_dev);
int error;
+ /* can happen if f30_data.disable is set */
+ if (!f30)
+ return 0;
+
if (pdata->f30_data.trackstick_buttons) {
/* Try [re-]establish link to F03. */
f30->f03 = rmi_find_function(fn->rmi_dev, 0x03);
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 05afd16..312bd6c 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -120,6 +120,13 @@
},
},
{
+ /* Dell Embedded Box PC 3000 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
+ },
+ },
+ {
/* OQO Model 01 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
@@ -513,6 +520,13 @@
DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
},
},
+ {
+ /* TUXEDO BU1406 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
+ },
+ },
{ }
};
diff --git a/drivers/input/tablet/hanwang.c b/drivers/input/tablet/hanwang.c
index cd85205..df4bea9 100644
--- a/drivers/input/tablet/hanwang.c
+++ b/drivers/input/tablet/hanwang.c
@@ -340,6 +340,9 @@
int error;
int i;
+ if (intf->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
hanwang = kzalloc(sizeof(struct hanwang), GFP_KERNEL);
input_dev = input_allocate_device();
if (!hanwang || !input_dev) {
diff --git a/drivers/input/tablet/kbtab.c b/drivers/input/tablet/kbtab.c
index e850d7e..4d9d649 100644
--- a/drivers/input/tablet/kbtab.c
+++ b/drivers/input/tablet/kbtab.c
@@ -122,6 +122,9 @@
struct input_dev *input_dev;
int error = -ENOMEM;
+ if (intf->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
kbtab = kzalloc(sizeof(struct kbtab), GFP_KERNEL);
input_dev = input_allocate_device();
if (!kbtab || !input_dev)
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index aefb6e1..4c0eeca 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -527,6 +527,9 @@
if (iface_desc->desc.bInterfaceClass != 0xFF)
return -ENODEV;
+ if (iface_desc->desc.bNumEndpoints < 5)
+ return -ENODEV;
+
/* Use endpoint #4 (0x86). */
endpoint = &iface_desc->endpoint[4].desc;
if (endpoint->bEndpointAddress != TOUCH_ENDPOINT)
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 98940d1..b17536d6 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -3202,7 +3202,7 @@
region = iommu_alloc_resv_region(MSI_RANGE_START,
MSI_RANGE_END - MSI_RANGE_START + 1,
- 0, IOMMU_RESV_RESERVED);
+ 0, IOMMU_RESV_MSI);
if (!region)
return;
list_add_tail(®ion->list, head);
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 5806a6a..591bb96 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1888,7 +1888,7 @@
int prot = IOMMU_WRITE | IOMMU_NOEXEC | IOMMU_MMIO;
region = iommu_alloc_resv_region(MSI_IOVA_BASE, MSI_IOVA_LENGTH,
- prot, IOMMU_RESV_MSI);
+ prot, IOMMU_RESV_SW_MSI);
if (!region)
return;
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index abf6496..b493c99 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1608,7 +1608,7 @@
int prot = IOMMU_WRITE | IOMMU_NOEXEC | IOMMU_MMIO;
region = iommu_alloc_resv_region(MSI_IOVA_BASE, MSI_IOVA_LENGTH,
- prot, IOMMU_RESV_MSI);
+ prot, IOMMU_RESV_SW_MSI);
if (!region)
return;
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index a7e0821..c01bfcd 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -512,7 +512,13 @@
spin_lock_irqsave(&data->lock, flags);
if (data->active && data->version >= MAKE_MMU_VER(3, 3)) {
clk_enable(data->clk_master);
- __sysmmu_tlb_invalidate_entry(data, iova, 1);
+ if (sysmmu_block(data)) {
+ if (data->version >= MAKE_MMU_VER(5, 0))
+ __sysmmu_tlb_invalidate(data);
+ else
+ __sysmmu_tlb_invalidate_entry(data, iova, 1);
+ sysmmu_unblock(data);
+ }
clk_disable(data->clk_master);
}
spin_unlock_irqrestore(&data->lock, flags);
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 238ad34..d412a31 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -916,7 +916,7 @@
* which we used for the IOMMU lookup. Strictly speaking
* we could do this for all PCI devices; we only need to
* get the BDF# from the scope table for ACPI matches. */
- if (pdev->is_virtfn)
+ if (pdev && pdev->is_virtfn)
goto got_pdev;
*bus = drhd->devices[i].bus;
@@ -5249,7 +5249,7 @@
reg = iommu_alloc_resv_region(IOAPIC_RANGE_START,
IOAPIC_RANGE_END - IOAPIC_RANGE_START + 1,
- 0, IOMMU_RESV_RESERVED);
+ 0, IOMMU_RESV_MSI);
if (!reg)
return;
list_add_tail(®->list, head);
diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c
index 1c049e2..8d6ca28 100644
--- a/drivers/iommu/io-pgtable-arm-v7s.c
+++ b/drivers/iommu/io-pgtable-arm-v7s.c
@@ -422,8 +422,12 @@
pte |= ARM_V7S_ATTR_NS_TABLE;
__arm_v7s_set_pte(ptep, pte, 1, cfg);
- } else {
+ } else if (ARM_V7S_PTE_IS_TABLE(pte, lvl)) {
cptep = iopte_deref(pte, lvl);
+ } else {
+ /* We require an unmap first */
+ WARN_ON(!selftest_running);
+ return -EEXIST;
}
/* Rinse, repeat */
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c
index feacc54..f9bc6eb 100644
--- a/drivers/iommu/io-pgtable-arm.c
+++ b/drivers/iommu/io-pgtable-arm.c
@@ -335,8 +335,12 @@
if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_NS)
pte |= ARM_LPAE_PTE_NSTABLE;
__arm_lpae_set_pte(ptep, pte, cfg);
- } else {
+ } else if (!iopte_leaf(pte, lvl)) {
cptep = iopte_deref(pte, data);
+ } else {
+ /* We require an unmap first */
+ WARN_ON(!selftest_running);
+ return -EEXIST;
}
/* Rinse, repeat */
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 8ea14f4..3b67144 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -72,6 +72,7 @@
[IOMMU_RESV_DIRECT] = "direct",
[IOMMU_RESV_RESERVED] = "reserved",
[IOMMU_RESV_MSI] = "msi",
+ [IOMMU_RESV_SW_MSI] = "msi",
};
#define IOMMU_GROUP_ATTR(_name, _mode, _show, _store) \
@@ -1743,8 +1744,8 @@
}
struct iommu_resv_region *iommu_alloc_resv_region(phys_addr_t start,
- size_t length,
- int prot, int type)
+ size_t length, int prot,
+ enum iommu_resv_type type)
{
struct iommu_resv_region *region;
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 125528f..8162121 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -262,6 +262,7 @@
config MVEBU_ODMI
bool
+ select GENERIC_MSI_IRQ_DOMAIN
config MVEBU_PIC
bool
diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index 11d12bc..cd20df1 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -991,8 +991,12 @@
static void __init gic_map_interrupts(struct device_node *node)
{
+ gic_map_single_int(node, GIC_LOCAL_INT_WD);
+ gic_map_single_int(node, GIC_LOCAL_INT_COMPARE);
gic_map_single_int(node, GIC_LOCAL_INT_TIMER);
gic_map_single_int(node, GIC_LOCAL_INT_PERFCTR);
+ gic_map_single_int(node, GIC_LOCAL_INT_SWINT0);
+ gic_map_single_int(node, GIC_LOCAL_INT_SWINT1);
gic_map_single_int(node, GIC_LOCAL_INT_FDC);
}
diff --git a/drivers/media/platform/coda/imx-vdoa.c b/drivers/media/platform/coda/imx-vdoa.c
index 67fd8ff..669a4c8 100644
--- a/drivers/media/platform/coda/imx-vdoa.c
+++ b/drivers/media/platform/coda/imx-vdoa.c
@@ -321,7 +321,7 @@
};
MODULE_DEVICE_TABLE(of, vdoa_dt_ids);
-static const struct platform_driver vdoa_driver = {
+static struct platform_driver vdoa_driver = {
.probe = vdoa_probe,
.remove = vdoa_remove,
.driver = {
diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c
index cbb0376..0f0c389 100644
--- a/drivers/media/platform/exynos-gsc/gsc-core.c
+++ b/drivers/media/platform/exynos-gsc/gsc-core.c
@@ -861,9 +861,7 @@
if ((frame->fmt->pixelformat == V4L2_PIX_FMT_VYUY) ||
(frame->fmt->pixelformat == V4L2_PIX_FMT_YVYU) ||
- (frame->fmt->pixelformat == V4L2_PIX_FMT_NV61) ||
(frame->fmt->pixelformat == V4L2_PIX_FMT_YVU420) ||
- (frame->fmt->pixelformat == V4L2_PIX_FMT_NV21) ||
(frame->fmt->pixelformat == V4L2_PIX_FMT_YVU420M))
swap(addr->cb, addr->cr);
diff --git a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
index 8236081..7918b92 100644
--- a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
+++ b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
@@ -632,8 +632,8 @@
error_ctrls:
bdisp_ctrls_delete(ctx);
-error_fh:
v4l2_fh_del(&ctx->fh);
+error_fh:
v4l2_fh_exit(&ctx->fh);
bdisp_hw_free_nodes(ctx);
mem_ctx:
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
index ab98660..04033ef 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
@@ -36,16 +36,18 @@
int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type)
{
struct hexline *hx;
- u8 reset;
- int ret,pos=0;
+ u8 *buf;
+ int ret, pos = 0;
+ u16 cpu_cs_register = cypress[type].cpu_cs_register;
- hx = kmalloc(sizeof(*hx), GFP_KERNEL);
- if (!hx)
+ buf = kmalloc(sizeof(*hx), GFP_KERNEL);
+ if (!buf)
return -ENOMEM;
+ hx = (struct hexline *)buf;
/* stop the CPU */
- reset = 1;
- if ((ret = usb_cypress_writemem(udev,cypress[type].cpu_cs_register,&reset,1)) != 1)
+ buf[0] = 1;
+ if (usb_cypress_writemem(udev, cpu_cs_register, buf, 1) != 1)
err("could not stop the USB controller CPU.");
while ((ret = dvb_usb_get_hexline(fw, hx, &pos)) > 0) {
@@ -61,21 +63,21 @@
}
if (ret < 0) {
err("firmware download failed at %d with %d",pos,ret);
- kfree(hx);
+ kfree(buf);
return ret;
}
if (ret == 0) {
/* restart the CPU */
- reset = 0;
- if (ret || usb_cypress_writemem(udev,cypress[type].cpu_cs_register,&reset,1) != 1) {
+ buf[0] = 0;
+ if (usb_cypress_writemem(udev, cpu_cs_register, buf, 1) != 1) {
err("could not restart the USB controller CPU.");
ret = -EINVAL;
}
} else
ret = -EIO;
- kfree(hx);
+ kfree(buf);
return ret;
}
diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
index 5457c36..bf0fe01 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -1947,9 +1947,7 @@
if (!of_property_read_u32(child, "dma-channel", &val))
gpmc_onenand_data->dma_channel = val;
- gpmc_onenand_init(gpmc_onenand_data);
-
- return 0;
+ return gpmc_onenand_init(gpmc_onenand_data);
}
#else
static int gpmc_probe_onenand_child(struct platform_device *pdev,
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 91f6459..b27ea98 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -1792,15 +1792,14 @@
/* If we're permanently dead, give up. */
if (state == pci_channel_io_perm_failure) {
- /* Tell the AFU drivers; but we don't care what they
- * say, we're going away.
- */
for (i = 0; i < adapter->slices; i++) {
afu = adapter->afu[i];
- /* Only participate in EEH if we are on a virtual PHB */
- if (afu->phb == NULL)
- return PCI_ERS_RESULT_NONE;
- cxl_vphb_error_detected(afu, state);
+ /*
+ * Tell the AFU drivers; but we don't care what they
+ * say, we're going away.
+ */
+ if (afu->phb != NULL)
+ cxl_vphb_error_detected(afu, state);
}
return PCI_ERS_RESULT_DISCONNECT;
}
diff --git a/drivers/misc/mei/bus-fixup.c b/drivers/misc/mei/bus-fixup.c
index 3600c99..29f2dae 100644
--- a/drivers/misc/mei/bus-fixup.c
+++ b/drivers/misc/mei/bus-fixup.c
@@ -112,11 +112,9 @@
static int mei_osver(struct mei_cl_device *cldev)
{
- int ret;
const size_t size = sizeof(struct mkhi_msg_hdr) +
sizeof(struct mkhi_fwcaps) +
sizeof(struct mei_os_ver);
- size_t length = 8;
char buf[size];
struct mkhi_msg *req;
struct mkhi_fwcaps *fwcaps;
@@ -137,15 +135,7 @@
os_ver = (struct mei_os_ver *)fwcaps->data;
os_ver->os_type = OSTYPE_LINUX;
- ret = __mei_cl_send(cldev->cl, buf, size, mode);
- if (ret < 0)
- return ret;
-
- ret = __mei_cl_recv(cldev->cl, buf, length, 0);
- if (ret < 0)
- return ret;
-
- return 0;
+ return __mei_cl_send(cldev->cl, buf, size, mode);
}
static void mei_mkhi_fix(struct mei_cl_device *cldev)
@@ -160,7 +150,7 @@
return;
ret = mei_osver(cldev);
- if (ret)
+ if (ret < 0)
dev_err(&cldev->dev, "OS version command failed %d\n", ret);
mei_cldev_disable(cldev);
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index cfb1cdf..13c55b8 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -124,8 +124,6 @@
mei_clear_interrupts(dev);
- mei_synchronize_irq(dev);
-
/* we're already in reset, cancel the init timer
* if the reset was called due the hbm protocol error
* we need to call it before hw start
@@ -304,6 +302,9 @@
container_of(work, struct mei_device, reset_work);
int ret;
+ mei_clear_interrupts(dev);
+ mei_synchronize_irq(dev);
+
mutex_lock(&dev->device_lock);
ret = mei_reset(dev);
@@ -328,6 +329,9 @@
mei_cancel_work(dev);
+ mei_clear_interrupts(dev);
+ mei_synchronize_irq(dev);
+
mutex_lock(&dev->device_lock);
dev->dev_state = MEI_DEV_POWER_DOWN;
diff --git a/drivers/misc/vmw_vmci/vmci_guest.c b/drivers/misc/vmw_vmci/vmci_guest.c
index 9d65954..dad5abe 100644
--- a/drivers/misc/vmw_vmci/vmci_guest.c
+++ b/drivers/misc/vmw_vmci/vmci_guest.c
@@ -566,10 +566,10 @@
*/
error = pci_alloc_irq_vectors(pdev, VMCI_MAX_INTRS, VMCI_MAX_INTRS,
PCI_IRQ_MSIX);
- if (error) {
+ if (error < 0) {
error = pci_alloc_irq_vectors(pdev, 1, 1,
PCI_IRQ_MSIX | PCI_IRQ_MSI | PCI_IRQ_LEGACY);
- if (error)
+ if (error < 0)
goto err_remove_bitmap;
} else {
vmci_dev->exclusive_vectors = true;
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 1621fa0..ff3da96 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -1560,11 +1560,8 @@
struct mmc_blk_request *brq, struct request *req,
bool old_req_pending)
{
- struct mmc_queue_req *mq_rq;
bool req_pending;
- mq_rq = container_of(brq, struct mmc_queue_req, brq);
-
/*
* If this is an SD card and we're writing, we can first
* mark the known good sectors as ok.
@@ -1701,7 +1698,8 @@
case MMC_BLK_CMD_ERR:
req_pending = mmc_blk_rw_cmd_err(md, card, brq, old_req, req_pending);
if (mmc_blk_reset(md, card->host, type)) {
- mmc_blk_rw_cmd_abort(card, old_req);
+ if (req_pending)
+ mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
return;
}
@@ -1817,6 +1815,7 @@
mmc_blk_issue_flush(mq, req);
} else {
mmc_blk_issue_rw_rq(mq, req);
+ card->host->context_info.is_waiting_last_req = false;
}
out:
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 7fd7228..b502601 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1730,7 +1730,7 @@
err = mmc_select_hs400(card);
if (err)
goto free_card;
- } else {
+ } else if (!mmc_card_hs400es(card)) {
/* Select the desired bus width optionally */
err = mmc_select_bus_width(card);
if (err > 0 && mmc_card_hs(card)) {
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 8e32580..b235d8d 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -580,7 +580,7 @@
}
}
sdr_set_field(host->base + MSDC_CFG, MSDC_CFG_CKMOD | MSDC_CFG_CKDIV,
- (mode << 8) | (div % 0xff));
+ (mode << 8) | div);
sdr_set_bits(host->base + MSDC_CFG, MSDC_CFG_CKPDN);
while (!(readl(host->base + MSDC_CFG) & MSDC_CFG_CKSTB))
cpu_relax();
@@ -1559,7 +1559,7 @@
host->src_clk_freq = clk_get_rate(host->src_clk);
/* Set host parameters to mmc */
mmc->ops = &mt_msdc_ops;
- mmc->f_min = host->src_clk_freq / (4 * 255);
+ mmc->f_min = DIV_ROUND_UP(host->src_clk_freq, 4 * 255);
mmc->caps |= MMC_CAP_ERASE | MMC_CAP_CMD23;
/* MMC core transfer sizes tunable parameters */
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 410a55b..1cfd7f9 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -28,13 +28,9 @@
#include "sdhci-pltfm.h"
#include <linux/of.h>
-#define SDHCI_ARASAN_CLK_CTRL_OFFSET 0x2c
#define SDHCI_ARASAN_VENDOR_REGISTER 0x78
#define VENDOR_ENHANCED_STROBE BIT(0)
-#define CLK_CTRL_TIMEOUT_SHIFT 16
-#define CLK_CTRL_TIMEOUT_MASK (0xf << CLK_CTRL_TIMEOUT_SHIFT)
-#define CLK_CTRL_TIMEOUT_MIN_EXP 13
#define PHY_CLK_TOO_SLOW_HZ 400000
@@ -163,15 +159,15 @@
static unsigned int sdhci_arasan_get_timeout_clock(struct sdhci_host *host)
{
- u32 div;
unsigned long freq;
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
- div = readl(host->ioaddr + SDHCI_ARASAN_CLK_CTRL_OFFSET);
- div = (div & CLK_CTRL_TIMEOUT_MASK) >> CLK_CTRL_TIMEOUT_SHIFT;
+ /* SDHCI timeout clock is in kHz */
+ freq = DIV_ROUND_UP(clk_get_rate(pltfm_host->clk), 1000);
- freq = clk_get_rate(pltfm_host->clk);
- freq /= 1 << (CLK_CTRL_TIMEOUT_MIN_EXP + div);
+ /* or in MHz */
+ if (host->caps & SDHCI_TIMEOUT_CLK_UNIT)
+ freq = DIV_ROUND_UP(freq, 1000);
return freq;
}
diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index 2f9ad21..d5430ed 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -29,6 +29,8 @@
#include "sdhci-pltfm.h"
+#define SDMMC_MC1R 0x204
+#define SDMMC_MC1R_DDR BIT(3)
#define SDMMC_CACR 0x230
#define SDMMC_CACR_CAPWREN BIT(0)
#define SDMMC_CACR_KEY (0x46 << 8)
@@ -85,11 +87,37 @@
sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
}
+/*
+ * In this specific implementation of the SDHCI controller, the power register
+ * needs to have a valid voltage set even when the power supply is managed by
+ * an external regulator.
+ */
+static void sdhci_at91_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ if (!IS_ERR(host->mmc->supply.vmmc)) {
+ struct mmc_host *mmc = host->mmc;
+
+ spin_unlock_irq(&host->lock);
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ spin_lock_irq(&host->lock);
+ }
+ sdhci_set_power_noreg(host, mode, vdd);
+}
+
+void sdhci_at91_set_uhs_signaling(struct sdhci_host *host, unsigned int timing)
+{
+ if (timing == MMC_TIMING_MMC_DDR52)
+ sdhci_writeb(host, SDMMC_MC1R_DDR, SDMMC_MC1R);
+ sdhci_set_uhs_signaling(host, timing);
+}
+
static const struct sdhci_ops sdhci_at91_sama5d2_ops = {
.set_clock = sdhci_at91_set_clock,
.set_bus_width = sdhci_set_bus_width,
.reset = sdhci_reset,
- .set_uhs_signaling = sdhci_set_uhs_signaling,
+ .set_uhs_signaling = sdhci_at91_set_uhs_signaling,
+ .set_power = sdhci_at91_set_power,
};
static const struct sdhci_pltfm_data soc_data_sama5d2 = {
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 982b3e3..86560d5 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -451,6 +451,8 @@
if (mode == MMC_POWER_OFF)
return;
+ spin_unlock_irq(&host->lock);
+
/*
* Bus power might not enable after D3 -> D0 transition due to the
* present state not yet having propagated. Retry for up to 2ms.
@@ -463,6 +465,8 @@
reg |= SDHCI_POWER_ON;
sdhci_writeb(host, reg, SDHCI_POWER_CONTROL);
}
+
+ spin_lock_irq(&host->lock);
}
static const struct sdhci_ops sdhci_intel_byt_ops = {
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 6fdd7a7..63bc33a 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1362,7 +1362,9 @@
return;
}
timeout--;
- mdelay(1);
+ spin_unlock_irq(&host->lock);
+ usleep_range(900, 1100);
+ spin_lock_irq(&host->lock);
}
clk |= SDHCI_CLOCK_CARD_EN;
@@ -1828,6 +1830,9 @@
struct sdhci_host *host = mmc_priv(mmc);
unsigned long flags;
+ if (enable)
+ pm_runtime_get_noresume(host->mmc->parent);
+
spin_lock_irqsave(&host->lock, flags);
if (enable)
host->flags |= SDHCI_SDIO_IRQ_ENABLED;
@@ -1836,6 +1841,9 @@
sdhci_enable_sdio_irq_nolock(host, enable);
spin_unlock_irqrestore(&host->lock, flags);
+
+ if (!enable)
+ pm_runtime_put_noidle(host->mmc->parent);
}
static int sdhci_start_signal_voltage_switch(struct mmc_host *mmc,
diff --git a/drivers/mmc/host/ushc.c b/drivers/mmc/host/ushc.c
index d2c386f..1d84335 100644
--- a/drivers/mmc/host/ushc.c
+++ b/drivers/mmc/host/ushc.c
@@ -426,6 +426,9 @@
struct ushc_data *ushc;
int ret;
+ if (intf->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
mmc = mmc_alloc_host(sizeof(struct ushc_data), &intf->dev);
if (mmc == NULL)
return -ENOMEM;
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 779f516..47a479f 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -343,8 +343,6 @@
struct ib_device *ibdev = dev->dev;
int ret;
- BUG_ON(queue_idx >= ctrl->queue_count);
-
ret = nvme_rdma_alloc_qe(ibdev, &req->sqe, sizeof(struct nvme_command),
DMA_TO_DEVICE);
if (ret)
@@ -652,8 +650,22 @@
static int nvme_rdma_init_io_queues(struct nvme_rdma_ctrl *ctrl)
{
+ struct nvmf_ctrl_options *opts = ctrl->ctrl.opts;
+ unsigned int nr_io_queues;
int i, ret;
+ nr_io_queues = min(opts->nr_io_queues, num_online_cpus());
+ ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues);
+ if (ret)
+ return ret;
+
+ ctrl->queue_count = nr_io_queues + 1;
+ if (ctrl->queue_count < 2)
+ return 0;
+
+ dev_info(ctrl->ctrl.device,
+ "creating %d I/O queues.\n", nr_io_queues);
+
for (i = 1; i < ctrl->queue_count; i++) {
ret = nvme_rdma_init_queue(ctrl, i,
ctrl->ctrl.opts->queue_size);
@@ -1791,20 +1803,8 @@
static int nvme_rdma_create_io_queues(struct nvme_rdma_ctrl *ctrl)
{
- struct nvmf_ctrl_options *opts = ctrl->ctrl.opts;
int ret;
- ret = nvme_set_queue_count(&ctrl->ctrl, &opts->nr_io_queues);
- if (ret)
- return ret;
-
- ctrl->queue_count = opts->nr_io_queues + 1;
- if (ctrl->queue_count < 2)
- return 0;
-
- dev_info(ctrl->ctrl.device,
- "creating %d I/O queues.\n", opts->nr_io_queues);
-
ret = nvme_rdma_init_io_queues(ctrl);
if (ret)
return ret;
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 11b0a0a..798653b 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -425,6 +425,13 @@
ctrl->sqs[qid] = sq;
}
+static void nvmet_confirm_sq(struct percpu_ref *ref)
+{
+ struct nvmet_sq *sq = container_of(ref, struct nvmet_sq, ref);
+
+ complete(&sq->confirm_done);
+}
+
void nvmet_sq_destroy(struct nvmet_sq *sq)
{
/*
@@ -433,7 +440,8 @@
*/
if (sq->ctrl && sq->ctrl->sqs && sq->ctrl->sqs[0] == sq)
nvmet_async_events_free(sq->ctrl);
- percpu_ref_kill(&sq->ref);
+ percpu_ref_kill_and_confirm(&sq->ref, nvmet_confirm_sq);
+ wait_for_completion(&sq->confirm_done);
wait_for_completion(&sq->free_done);
percpu_ref_exit(&sq->ref);
@@ -461,6 +469,7 @@
return ret;
}
init_completion(&sq->free_done);
+ init_completion(&sq->confirm_done);
return 0;
}
diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c
index d1f06e7..22f7bc6 100644
--- a/drivers/nvme/target/loop.c
+++ b/drivers/nvme/target/loop.c
@@ -223,8 +223,6 @@
static int nvme_loop_init_iod(struct nvme_loop_ctrl *ctrl,
struct nvme_loop_iod *iod, unsigned int queue_idx)
{
- BUG_ON(queue_idx >= ctrl->queue_count);
-
iod->req.cmd = &iod->cmd;
iod->req.rsp = &iod->rsp;
iod->queue = &ctrl->queues[queue_idx];
@@ -288,9 +286,9 @@
static void nvme_loop_destroy_admin_queue(struct nvme_loop_ctrl *ctrl)
{
+ nvmet_sq_destroy(&ctrl->queues[0].nvme_sq);
blk_cleanup_queue(ctrl->ctrl.admin_q);
blk_mq_free_tag_set(&ctrl->admin_tag_set);
- nvmet_sq_destroy(&ctrl->queues[0].nvme_sq);
}
static void nvme_loop_free_ctrl(struct nvme_ctrl *nctrl)
@@ -314,6 +312,43 @@
kfree(ctrl);
}
+static void nvme_loop_destroy_io_queues(struct nvme_loop_ctrl *ctrl)
+{
+ int i;
+
+ for (i = 1; i < ctrl->queue_count; i++)
+ nvmet_sq_destroy(&ctrl->queues[i].nvme_sq);
+}
+
+static int nvme_loop_init_io_queues(struct nvme_loop_ctrl *ctrl)
+{
+ struct nvmf_ctrl_options *opts = ctrl->ctrl.opts;
+ unsigned int nr_io_queues;
+ int ret, i;
+
+ nr_io_queues = min(opts->nr_io_queues, num_online_cpus());
+ ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues);
+ if (ret || !nr_io_queues)
+ return ret;
+
+ dev_info(ctrl->ctrl.device, "creating %d I/O queues.\n", nr_io_queues);
+
+ for (i = 1; i <= nr_io_queues; i++) {
+ ctrl->queues[i].ctrl = ctrl;
+ ret = nvmet_sq_init(&ctrl->queues[i].nvme_sq);
+ if (ret)
+ goto out_destroy_queues;
+
+ ctrl->queue_count++;
+ }
+
+ return 0;
+
+out_destroy_queues:
+ nvme_loop_destroy_io_queues(ctrl);
+ return ret;
+}
+
static int nvme_loop_configure_admin_queue(struct nvme_loop_ctrl *ctrl)
{
int error;
@@ -385,17 +420,13 @@
static void nvme_loop_shutdown_ctrl(struct nvme_loop_ctrl *ctrl)
{
- int i;
-
nvme_stop_keep_alive(&ctrl->ctrl);
if (ctrl->queue_count > 1) {
nvme_stop_queues(&ctrl->ctrl);
blk_mq_tagset_busy_iter(&ctrl->tag_set,
nvme_cancel_request, &ctrl->ctrl);
-
- for (i = 1; i < ctrl->queue_count; i++)
- nvmet_sq_destroy(&ctrl->queues[i].nvme_sq);
+ nvme_loop_destroy_io_queues(ctrl);
}
if (ctrl->ctrl.state == NVME_CTRL_LIVE)
@@ -467,19 +498,14 @@
if (ret)
goto out_disable;
- for (i = 1; i <= ctrl->ctrl.opts->nr_io_queues; i++) {
- ctrl->queues[i].ctrl = ctrl;
- ret = nvmet_sq_init(&ctrl->queues[i].nvme_sq);
- if (ret)
- goto out_free_queues;
+ ret = nvme_loop_init_io_queues(ctrl);
+ if (ret)
+ goto out_destroy_admin;
- ctrl->queue_count++;
- }
-
- for (i = 1; i <= ctrl->ctrl.opts->nr_io_queues; i++) {
+ for (i = 1; i < ctrl->queue_count; i++) {
ret = nvmf_connect_io_queue(&ctrl->ctrl, i);
if (ret)
- goto out_free_queues;
+ goto out_destroy_io;
}
changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_LIVE);
@@ -492,9 +518,9 @@
return;
-out_free_queues:
- for (i = 1; i < ctrl->queue_count; i++)
- nvmet_sq_destroy(&ctrl->queues[i].nvme_sq);
+out_destroy_io:
+ nvme_loop_destroy_io_queues(ctrl);
+out_destroy_admin:
nvme_loop_destroy_admin_queue(ctrl);
out_disable:
dev_warn(ctrl->ctrl.device, "Removing after reset failure\n");
@@ -533,25 +559,12 @@
static int nvme_loop_create_io_queues(struct nvme_loop_ctrl *ctrl)
{
- struct nvmf_ctrl_options *opts = ctrl->ctrl.opts;
int ret, i;
- ret = nvme_set_queue_count(&ctrl->ctrl, &opts->nr_io_queues);
- if (ret || !opts->nr_io_queues)
+ ret = nvme_loop_init_io_queues(ctrl);
+ if (ret)
return ret;
- dev_info(ctrl->ctrl.device, "creating %d I/O queues.\n",
- opts->nr_io_queues);
-
- for (i = 1; i <= opts->nr_io_queues; i++) {
- ctrl->queues[i].ctrl = ctrl;
- ret = nvmet_sq_init(&ctrl->queues[i].nvme_sq);
- if (ret)
- goto out_destroy_queues;
-
- ctrl->queue_count++;
- }
-
memset(&ctrl->tag_set, 0, sizeof(ctrl->tag_set));
ctrl->tag_set.ops = &nvme_loop_mq_ops;
ctrl->tag_set.queue_depth = ctrl->ctrl.opts->queue_size;
@@ -575,7 +588,7 @@
goto out_free_tagset;
}
- for (i = 1; i <= opts->nr_io_queues; i++) {
+ for (i = 1; i < ctrl->queue_count; i++) {
ret = nvmf_connect_io_queue(&ctrl->ctrl, i);
if (ret)
goto out_cleanup_connect_q;
@@ -588,8 +601,7 @@
out_free_tagset:
blk_mq_free_tag_set(&ctrl->tag_set);
out_destroy_queues:
- for (i = 1; i < ctrl->queue_count; i++)
- nvmet_sq_destroy(&ctrl->queues[i].nvme_sq);
+ nvme_loop_destroy_io_queues(ctrl);
return ret;
}
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index 1370eee..f7ff15f 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -73,6 +73,7 @@
u16 qid;
u16 size;
struct completion free_done;
+ struct completion confirm_done;
};
/**
diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
index 9aa1da3..ecc4fe8 100644
--- a/drivers/nvme/target/rdma.c
+++ b/drivers/nvme/target/rdma.c
@@ -703,11 +703,6 @@
{
u16 status;
- cmd->queue = queue;
- cmd->n_rdma = 0;
- cmd->req.port = queue->port;
-
-
ib_dma_sync_single_for_cpu(queue->dev->device,
cmd->cmd->sge[0].addr, cmd->cmd->sge[0].length,
DMA_FROM_DEVICE);
@@ -760,9 +755,12 @@
cmd->queue = queue;
rsp = nvmet_rdma_get_rsp(queue);
+ rsp->queue = queue;
rsp->cmd = cmd;
rsp->flags = 0;
rsp->req.cmd = cmd->nvme_cmd;
+ rsp->req.port = queue->port;
+ rsp->n_rdma = 0;
if (unlikely(queue->state != NVMET_RDMA_Q_LIVE)) {
unsigned long flags;
diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index bc090da..5dc53d4 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -939,8 +939,10 @@
* pardevice fields. -arca
*/
port->ops->init_state(par_dev, par_dev->state);
- port->proc_device = par_dev;
- parport_device_proc_register(par_dev);
+ if (!test_and_set_bit(PARPORT_DEVPROC_REGISTERED, &port->devflags)) {
+ port->proc_device = par_dev;
+ parport_device_proc_register(par_dev);
+ }
return par_dev;
diff --git a/drivers/pci/host/pci-thunder-pem.c b/drivers/pci/host/pci-thunder-pem.c
index 52b5bdc..b89c373 100644
--- a/drivers/pci/host/pci-thunder-pem.c
+++ b/drivers/pci/host/pci-thunder-pem.c
@@ -14,6 +14,7 @@
* Copyright (C) 2015 - 2016 Cavium, Inc.
*/
+#include <linux/bitfield.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/of_address.h>
@@ -334,6 +335,50 @@
#if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS)
+#define PEM_RES_BASE 0x87e0c0000000UL
+#define PEM_NODE_MASK GENMASK(45, 44)
+#define PEM_INDX_MASK GENMASK(26, 24)
+#define PEM_MIN_DOM_IN_NODE 4
+#define PEM_MAX_DOM_IN_NODE 10
+
+static void thunder_pem_reserve_range(struct device *dev, int seg,
+ struct resource *r)
+{
+ resource_size_t start = r->start, end = r->end;
+ struct resource *res;
+ const char *regionid;
+
+ regionid = kasprintf(GFP_KERNEL, "PEM RC:%d", seg);
+ if (!regionid)
+ return;
+
+ res = request_mem_region(start, end - start + 1, regionid);
+ if (res)
+ res->flags &= ~IORESOURCE_BUSY;
+ else
+ kfree(regionid);
+
+ dev_info(dev, "%pR %s reserved\n", r,
+ res ? "has been" : "could not be");
+}
+
+static void thunder_pem_legacy_fw(struct acpi_pci_root *root,
+ struct resource *res_pem)
+{
+ int node = acpi_get_node(root->device->handle);
+ int index;
+
+ if (node == NUMA_NO_NODE)
+ node = 0;
+
+ index = root->segment - PEM_MIN_DOM_IN_NODE;
+ index -= node * PEM_MAX_DOM_IN_NODE;
+ res_pem->start = PEM_RES_BASE | FIELD_PREP(PEM_NODE_MASK, node) |
+ FIELD_PREP(PEM_INDX_MASK, index);
+ res_pem->end = res_pem->start + SZ_16M - 1;
+ res_pem->flags = IORESOURCE_MEM;
+}
+
static int thunder_pem_acpi_init(struct pci_config_window *cfg)
{
struct device *dev = cfg->parent;
@@ -346,10 +391,17 @@
if (!res_pem)
return -ENOMEM;
- ret = acpi_get_rc_resources(dev, "THRX0002", root->segment, res_pem);
+ ret = acpi_get_rc_resources(dev, "CAVA02B", root->segment, res_pem);
+
+ /*
+ * If we fail to gather resources it means that we run with old
+ * FW where we need to calculate PEM-specific resources manually.
+ */
if (ret) {
- dev_err(dev, "can't get rc base address\n");
- return ret;
+ thunder_pem_legacy_fw(root, res_pem);
+ /* Reserve PEM-specific resources and PCI configuration space */
+ thunder_pem_reserve_range(dev, root->segment, res_pem);
+ thunder_pem_reserve_range(dev, root->segment, &cfg->res);
}
return thunder_pem_init(dev, cfg, res_pem);
diff --git a/drivers/pci/host/pcie-iproc-bcma.c b/drivers/pci/host/pcie-iproc-bcma.c
index bd4c9ec..384c27e 100644
--- a/drivers/pci/host/pcie-iproc-bcma.c
+++ b/drivers/pci/host/pcie-iproc-bcma.c
@@ -44,8 +44,7 @@
{
struct device *dev = &bdev->dev;
struct iproc_pcie *pcie;
- LIST_HEAD(res);
- struct resource res_mem;
+ LIST_HEAD(resources);
int ret;
pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL);
@@ -63,22 +62,23 @@
pcie->base_addr = bdev->addr;
- res_mem.start = bdev->addr_s[0];
- res_mem.end = bdev->addr_s[0] + SZ_128M - 1;
- res_mem.name = "PCIe MEM space";
- res_mem.flags = IORESOURCE_MEM;
- pci_add_resource(&res, &res_mem);
+ pcie->mem.start = bdev->addr_s[0];
+ pcie->mem.end = bdev->addr_s[0] + SZ_128M - 1;
+ pcie->mem.name = "PCIe MEM space";
+ pcie->mem.flags = IORESOURCE_MEM;
+ pci_add_resource(&resources, &pcie->mem);
pcie->map_irq = iproc_pcie_bcma_map_irq;
- ret = iproc_pcie_setup(pcie, &res);
- if (ret)
+ ret = iproc_pcie_setup(pcie, &resources);
+ if (ret) {
dev_err(dev, "PCIe controller setup failed\n");
-
- pci_free_resource_list(&res);
+ pci_free_resource_list(&resources);
+ return ret;
+ }
bcma_set_drvdata(bdev, pcie);
- return ret;
+ return 0;
}
static void iproc_pcie_bcma_remove(struct bcma_device *bdev)
diff --git a/drivers/pci/host/pcie-iproc-platform.c b/drivers/pci/host/pcie-iproc-platform.c
index f4909bb..8c6a327 100644
--- a/drivers/pci/host/pcie-iproc-platform.c
+++ b/drivers/pci/host/pcie-iproc-platform.c
@@ -51,7 +51,7 @@
struct device_node *np = dev->of_node;
struct resource reg;
resource_size_t iobase = 0;
- LIST_HEAD(res);
+ LIST_HEAD(resources);
int ret;
pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL);
@@ -96,10 +96,10 @@
pcie->phy = NULL;
}
- ret = of_pci_get_host_bridge_resources(np, 0, 0xff, &res, &iobase);
+ ret = of_pci_get_host_bridge_resources(np, 0, 0xff, &resources,
+ &iobase);
if (ret) {
- dev_err(dev,
- "unable to get PCI host bridge resources\n");
+ dev_err(dev, "unable to get PCI host bridge resources\n");
return ret;
}
@@ -112,14 +112,15 @@
pcie->map_irq = of_irq_parse_and_map_pci;
}
- ret = iproc_pcie_setup(pcie, &res);
- if (ret)
+ ret = iproc_pcie_setup(pcie, &resources);
+ if (ret) {
dev_err(dev, "PCIe controller setup failed\n");
-
- pci_free_resource_list(&res);
+ pci_free_resource_list(&resources);
+ return ret;
+ }
platform_set_drvdata(pdev, pcie);
- return ret;
+ return 0;
}
static int iproc_pcie_pltfm_remove(struct platform_device *pdev)
diff --git a/drivers/pci/host/pcie-iproc.h b/drivers/pci/host/pcie-iproc.h
index 04fed8e..0bbe2ea 100644
--- a/drivers/pci/host/pcie-iproc.h
+++ b/drivers/pci/host/pcie-iproc.h
@@ -90,6 +90,7 @@
#ifdef CONFIG_ARM
struct pci_sys_data sysdata;
#endif
+ struct resource mem;
struct pci_bus *root_bus;
struct phy *phy;
int (*map_irq)(const struct pci_dev *, u8, u8);
diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
index dc5277a..005cadb 100644
--- a/drivers/phy/Kconfig
+++ b/drivers/phy/Kconfig
@@ -449,6 +449,7 @@
config PHY_QCOM_USB_HS
tristate "Qualcomm USB HS PHY module"
depends on USB_ULPI_BUS
+ depends on EXTCON || !EXTCON # if EXTCON=m, this cannot be built-in
select GENERIC_PHY
help
Support for the USB high-speed ULPI compliant phy on Qualcomm
@@ -510,12 +511,4 @@
and GXBB SoCs.
If unsure, say N.
-config PHY_NSP_USB3
- tristate "Broadcom NorthStar plus USB3 PHY driver"
- depends on OF && (ARCH_BCM_NSP || COMPILE_TEST)
- select GENERIC_PHY
- default ARCH_BCM_NSP
- help
- Enable this to support the Broadcom Northstar plus USB3 PHY.
- If unsure, say N.
endmenu
diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile
index e7b0feb..dd8f3b5 100644
--- a/drivers/phy/Makefile
+++ b/drivers/phy/Makefile
@@ -62,4 +62,3 @@
obj-$(CONFIG_ARCH_TEGRA) += tegra/
obj-$(CONFIG_PHY_NS2_PCIE) += phy-bcm-ns2-pcie.o
obj-$(CONFIG_PHY_MESON8B_USB2) += phy-meson8b-usb2.o
-obj-$(CONFIG_PHY_NSP_USB3) += phy-bcm-nsp-usb3.o
diff --git a/drivers/phy/phy-bcm-nsp-usb3.c b/drivers/phy/phy-bcm-nsp-usb3.c
deleted file mode 100644
index 49024ea..0000000
--- a/drivers/phy/phy-bcm-nsp-usb3.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * Copyright (C) 2016 Broadcom
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/kernel.h>
-#include <linux/mfd/syscon.h>
-#include <linux/mdio.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/of_address.h>
-#include <linux/phy/phy.h>
-#include <linux/regmap.h>
-
-#define NSP_USB3_RST_CTRL_OFFSET 0x3f8
-
-/* mdio reg access */
-#define NSP_USB3_PHY_BASE_ADDR_REG 0x1f
-
-#define NSP_USB3_PHY_PLL30_BLOCK 0x8000
-#define NSP_USB3_PLL_CONTROL 0x01
-#define NSP_USB3_PLLA_CONTROL0 0x0a
-#define NSP_USB3_PLLA_CONTROL1 0x0b
-
-#define NSP_USB3_PHY_TX_PMD_BLOCK 0x8040
-#define NSP_USB3_TX_PMD_CONTROL1 0x01
-
-#define NSP_USB3_PHY_PIPE_BLOCK 0x8060
-#define NSP_USB3_LFPS_CMP 0x02
-#define NSP_USB3_LFPS_DEGLITCH 0x03
-
-struct nsp_usb3_phy {
- struct regmap *usb3_ctrl;
- struct phy *phy;
- struct mdio_device *mdiodev;
-};
-
-static int nsp_usb3_phy_init(struct phy *phy)
-{
- struct nsp_usb3_phy *iphy = phy_get_drvdata(phy);
- struct mii_bus *bus = iphy->mdiodev->bus;
- int addr = iphy->mdiodev->addr;
- u32 data;
- int rc;
-
- rc = regmap_read(iphy->usb3_ctrl, 0, &data);
- if (rc)
- return rc;
- data |= 1;
- rc = regmap_write(iphy->usb3_ctrl, 0, data);
- if (rc)
- return rc;
-
- rc = regmap_write(iphy->usb3_ctrl, NSP_USB3_RST_CTRL_OFFSET, 1);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PHY_BASE_ADDR_REG,
- NSP_USB3_PHY_PLL30_BLOCK);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PLL_CONTROL, 0x1000);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PLLA_CONTROL0, 0x6400);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PLLA_CONTROL1, 0xc000);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PLLA_CONTROL1, 0x8000);
- if (rc)
- return rc;
-
- rc = regmap_write(iphy->usb3_ctrl, NSP_USB3_RST_CTRL_OFFSET, 0);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PLL_CONTROL, 0x9000);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PHY_BASE_ADDR_REG,
- NSP_USB3_PHY_PIPE_BLOCK);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_LFPS_CMP, 0xf30d);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_LFPS_DEGLITCH, 0x6302);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_PHY_BASE_ADDR_REG,
- NSP_USB3_PHY_TX_PMD_BLOCK);
- if (rc)
- return rc;
-
- rc = mdiobus_write(bus, addr, NSP_USB3_TX_PMD_CONTROL1, 0x1003);
-
- return rc;
-}
-
-static struct phy_ops nsp_usb3_phy_ops = {
- .init = nsp_usb3_phy_init,
- .owner = THIS_MODULE,
-};
-
-static int nsp_usb3_phy_probe(struct mdio_device *mdiodev)
-{
- struct device *dev = &mdiodev->dev;
- struct phy_provider *provider;
- struct nsp_usb3_phy *iphy;
-
- iphy = devm_kzalloc(dev, sizeof(*iphy), GFP_KERNEL);
- if (!iphy)
- return -ENOMEM;
- iphy->mdiodev = mdiodev;
-
- iphy->usb3_ctrl = syscon_regmap_lookup_by_phandle(dev->of_node,
- "usb3-ctrl-syscon");
- if (IS_ERR(iphy->usb3_ctrl))
- return PTR_ERR(iphy->usb3_ctrl);
-
- iphy->phy = devm_phy_create(dev, dev->of_node, &nsp_usb3_phy_ops);
- if (IS_ERR(iphy->phy)) {
- dev_err(dev, "failed to create PHY\n");
- return PTR_ERR(iphy->phy);
- }
-
- phy_set_drvdata(iphy->phy, iphy);
-
- provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
- if (IS_ERR(provider)) {
- dev_err(dev, "could not register PHY provider\n");
- return PTR_ERR(provider);
- }
-
- return 0;
-}
-
-static const struct of_device_id nsp_usb3_phy_of_match[] = {
- {.compatible = "brcm,nsp-usb3-phy",},
- { /* sentinel */ }
-};
-
-static struct mdio_driver nsp_usb3_phy_driver = {
- .mdiodrv = {
- .driver = {
- .name = "nsp-usb3-phy",
- .of_match_table = nsp_usb3_phy_of_match,
- },
- },
- .probe = nsp_usb3_phy_probe,
-};
-
-mdio_module_driver(nsp_usb3_phy_driver);
-
-MODULE_DESCRIPTION("Broadcom NSP USB3 PHY driver");
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@broadcom.com");
diff --git a/drivers/phy/phy-exynos-pcie.c b/drivers/phy/phy-exynos-pcie.c
index 4f60b83..60baf25 100644
--- a/drivers/phy/phy-exynos-pcie.c
+++ b/drivers/phy/phy-exynos-pcie.c
@@ -254,8 +254,8 @@
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
exynos_phy->blk_base = devm_ioremap_resource(dev, res);
- if (IS_ERR(exynos_phy->phy_base))
- return PTR_ERR(exynos_phy->phy_base);
+ if (IS_ERR(exynos_phy->blk_base))
+ return PTR_ERR(exynos_phy->blk_base);
exynos_phy->drv_data = drv_data;
diff --git a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
index 7671424..31a3a98 100644
--- a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
+++ b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
@@ -667,11 +667,11 @@
};
static const char * const i2c_ao_groups[] = {
- "i2c_sdk_ao", "i2c_sda_ao",
+ "i2c_sck_ao", "i2c_sda_ao",
};
static const char * const i2c_slave_ao_groups[] = {
- "i2c_slave_sdk_ao", "i2c_slave_sda_ao",
+ "i2c_slave_sck_ao", "i2c_slave_sda_ao",
};
static const char * const remote_input_ao_groups[] = {
diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
index 676efcc..3ae8066 100644
--- a/drivers/pinctrl/pinctrl-st.c
+++ b/drivers/pinctrl/pinctrl-st.c
@@ -1285,6 +1285,22 @@
writel(BIT(d->hwirq), bank->base + REG_PIO_SET_PMASK);
}
+static int st_gpio_irq_request_resources(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+
+ st_gpio_direction_input(gc, d->hwirq);
+
+ return gpiochip_lock_as_irq(gc, d->hwirq);
+}
+
+static void st_gpio_irq_release_resources(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+
+ gpiochip_unlock_as_irq(gc, d->hwirq);
+}
+
static int st_gpio_irq_set_type(struct irq_data *d, unsigned type)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
@@ -1438,12 +1454,14 @@
};
static struct irq_chip st_gpio_irqchip = {
- .name = "GPIO",
- .irq_disable = st_gpio_irq_mask,
- .irq_mask = st_gpio_irq_mask,
- .irq_unmask = st_gpio_irq_unmask,
- .irq_set_type = st_gpio_irq_set_type,
- .flags = IRQCHIP_SKIP_SET_WAKE,
+ .name = "GPIO",
+ .irq_request_resources = st_gpio_irq_request_resources,
+ .irq_release_resources = st_gpio_irq_release_resources,
+ .irq_disable = st_gpio_irq_mask,
+ .irq_mask = st_gpio_irq_mask,
+ .irq_unmask = st_gpio_irq_unmask,
+ .irq_set_type = st_gpio_irq_set_type,
+ .flags = IRQCHIP_SKIP_SET_WAKE,
};
static int st_gpiolib_register_bank(struct st_pinctrl *info,
diff --git a/drivers/pinctrl/qcom/pinctrl-ipq4019.c b/drivers/pinctrl/qcom/pinctrl-ipq4019.c
index b68ae42..743d1f4 100644
--- a/drivers/pinctrl/qcom/pinctrl-ipq4019.c
+++ b/drivers/pinctrl/qcom/pinctrl-ipq4019.c
@@ -405,6 +405,36 @@
PINGROUP(67, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(68, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(69, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(70, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(71, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(72, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(73, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(74, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(75, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(76, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(77, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(78, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(79, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(80, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(81, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(82, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(83, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(84, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(85, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(86, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(87, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(88, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(89, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(90, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(91, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(92, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(93, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(94, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(95, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(96, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(97, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(98, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(99, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
};
static const struct msm_pinctrl_soc_data ipq4019_pinctrl = {
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index c978be5..273badd 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -609,10 +609,6 @@
raw_spin_lock_irqsave(&pctrl->lock, flags);
- val = readl(pctrl->regs + g->intr_status_reg);
- val &= ~BIT(g->intr_status_bit);
- writel(val, pctrl->regs + g->intr_status_reg);
-
val = readl(pctrl->regs + g->intr_cfg_reg);
val |= BIT(g->intr_enable_bit);
writel(val, pctrl->regs + g->intr_cfg_reg);
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index f9ddba7..d7aa22c 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -988,9 +988,16 @@
for (i = 0; i < ctrl->nr_ext_resources + 1; i++) {
res = platform_get_resource(pdev, IORESOURCE_MEM, i);
- virt_base[i] = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(virt_base[i]))
- return ERR_CAST(virt_base[i]);
+ if (!res) {
+ dev_err(&pdev->dev, "failed to get mem%d resource\n", i);
+ return ERR_PTR(-EINVAL);
+ }
+ virt_base[i] = devm_ioremap(&pdev->dev, res->start,
+ resource_size(res));
+ if (!virt_base[i]) {
+ dev_err(&pdev->dev, "failed to ioremap %pR\n", res);
+ return ERR_PTR(-EIO);
+ }
}
bank = d->pin_banks;
diff --git a/drivers/pinctrl/ti/Kconfig b/drivers/pinctrl/ti/Kconfig
index 815a886..5420770 100644
--- a/drivers/pinctrl/ti/Kconfig
+++ b/drivers/pinctrl/ti/Kconfig
@@ -1,6 +1,6 @@
config PINCTRL_TI_IODELAY
tristate "TI IODelay Module pinconf driver"
- depends on OF
+ depends on OF && (SOC_DRA7XX || COMPILE_TEST)
select GENERIC_PINCTRL_GROUPS
select GENERIC_PINMUX_FUNCTIONS
select GENERIC_PINCONF
diff --git a/drivers/ptp/ptp_kvm.c b/drivers/ptp/ptp_kvm.c
index 09b4df7..bb86569 100644
--- a/drivers/ptp/ptp_kvm.c
+++ b/drivers/ptp/ptp_kvm.c
@@ -193,10 +193,7 @@
kvm_ptp_clock.ptp_clock = ptp_clock_register(&kvm_ptp_clock.caps, NULL);
- if (IS_ERR(kvm_ptp_clock.ptp_clock))
- return PTR_ERR(kvm_ptp_clock.ptp_clock);
-
- return 0;
+ return PTR_ERR_OR_ZERO(kvm_ptp_clock.ptp_clock);
}
module_init(ptp_kvm_init);
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index 9d19b9a..315a4be 100644
--- a/drivers/rapidio/devices/tsi721.c
+++ b/drivers/rapidio/devices/tsi721.c
@@ -37,8 +37,8 @@
#include "tsi721.h"
#ifdef DEBUG
-u32 dbg_level;
-module_param(dbg_level, uint, S_IWUSR | S_IRUGO);
+u32 tsi_dbg_level;
+module_param_named(dbg_level, tsi_dbg_level, uint, S_IWUSR | S_IRUGO);
MODULE_PARM_DESC(dbg_level, "Debugging output level (default 0 = none)");
#endif
diff --git a/drivers/rapidio/devices/tsi721.h b/drivers/rapidio/devices/tsi721.h
index 5941437..957eadc 100644
--- a/drivers/rapidio/devices/tsi721.h
+++ b/drivers/rapidio/devices/tsi721.h
@@ -40,11 +40,11 @@
};
#ifdef DEBUG
-extern u32 dbg_level;
+extern u32 tsi_dbg_level;
#define tsi_debug(level, dev, fmt, arg...) \
do { \
- if (DBG_##level & dbg_level) \
+ if (DBG_##level & tsi_dbg_level) \
dev_dbg(dev, "%s: " fmt "\n", __func__, ##arg); \
} while (0)
#else
diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c
index 40f1136..058db72 100644
--- a/drivers/s390/crypto/pkey_api.c
+++ b/drivers/s390/crypto/pkey_api.c
@@ -572,6 +572,12 @@
rc = -EIO;
goto out;
}
+ if (prepcblk->ccp_rscode != 0) {
+ DEBUG_WARN(
+ "pkey_sec2protkey unwrap secure key warning, card response %d/%d\n",
+ (int) prepcblk->ccp_rtcode,
+ (int) prepcblk->ccp_rscode);
+ }
/* process response cprb param block */
prepcblk->rpl_parmb = ((u8 *) prepcblk) + sizeof(struct CPRBX);
@@ -761,9 +767,10 @@
}
/*
- * Fetch just the mkvp value via query_crypto_facility from adapter.
+ * Fetch the current and old mkvp values via
+ * query_crypto_facility from adapter.
*/
-static int fetch_mkvp(u16 cardnr, u16 domain, u64 *mkvp)
+static int fetch_mkvp(u16 cardnr, u16 domain, u64 mkvp[2])
{
int rc, found = 0;
size_t rlen, vlen;
@@ -779,9 +786,10 @@
rc = query_crypto_facility(cardnr, domain, "STATICSA",
rarray, &rlen, varray, &vlen);
if (rc == 0 && rlen > 8*8 && vlen > 184+8) {
- if (rarray[64] == '2') {
+ if (rarray[8*8] == '2') {
/* current master key state is valid */
- *mkvp = *((u64 *)(varray + 184));
+ mkvp[0] = *((u64 *)(varray + 184));
+ mkvp[1] = *((u64 *)(varray + 172));
found = 1;
}
}
@@ -796,14 +804,14 @@
struct list_head list;
u16 cardnr;
u16 domain;
- u64 mkvp;
+ u64 mkvp[2];
};
/* a list with mkvp_info entries */
static LIST_HEAD(mkvp_list);
static DEFINE_SPINLOCK(mkvp_list_lock);
-static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 *mkvp)
+static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 mkvp[2])
{
int rc = -ENOENT;
struct mkvp_info *ptr;
@@ -812,7 +820,7 @@
list_for_each_entry(ptr, &mkvp_list, list) {
if (ptr->cardnr == cardnr &&
ptr->domain == domain) {
- *mkvp = ptr->mkvp;
+ memcpy(mkvp, ptr->mkvp, 2 * sizeof(u64));
rc = 0;
break;
}
@@ -822,7 +830,7 @@
return rc;
}
-static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp)
+static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp[2])
{
int found = 0;
struct mkvp_info *ptr;
@@ -831,7 +839,7 @@
list_for_each_entry(ptr, &mkvp_list, list) {
if (ptr->cardnr == cardnr &&
ptr->domain == domain) {
- ptr->mkvp = mkvp;
+ memcpy(ptr->mkvp, mkvp, 2 * sizeof(u64));
found = 1;
break;
}
@@ -844,7 +852,7 @@
}
ptr->cardnr = cardnr;
ptr->domain = domain;
- ptr->mkvp = mkvp;
+ memcpy(ptr->mkvp, mkvp, 2 * sizeof(u64));
list_add(&ptr->list, &mkvp_list);
}
spin_unlock_bh(&mkvp_list_lock);
@@ -888,8 +896,8 @@
struct secaeskeytoken *t = (struct secaeskeytoken *) seckey;
struct zcrypt_device_matrix *device_matrix;
u16 card, dom;
- u64 mkvp;
- int i, rc;
+ u64 mkvp[2];
+ int i, rc, oi = -1;
/* mkvp must not be zero */
if (t->mkvp == 0)
@@ -910,14 +918,14 @@
device_matrix->device[i].functions & 0x04) {
/* an enabled CCA Coprocessor card */
/* try cached mkvp */
- if (mkvp_cache_fetch(card, dom, &mkvp) == 0 &&
- t->mkvp == mkvp) {
+ if (mkvp_cache_fetch(card, dom, mkvp) == 0 &&
+ t->mkvp == mkvp[0]) {
if (!verify)
break;
/* verify: fetch mkvp from adapter */
- if (fetch_mkvp(card, dom, &mkvp) == 0) {
+ if (fetch_mkvp(card, dom, mkvp) == 0) {
mkvp_cache_update(card, dom, mkvp);
- if (t->mkvp == mkvp)
+ if (t->mkvp == mkvp[0])
break;
}
}
@@ -936,14 +944,21 @@
card = AP_QID_CARD(device_matrix->device[i].qid);
dom = AP_QID_QUEUE(device_matrix->device[i].qid);
/* fresh fetch mkvp from adapter */
- if (fetch_mkvp(card, dom, &mkvp) == 0) {
+ if (fetch_mkvp(card, dom, mkvp) == 0) {
mkvp_cache_update(card, dom, mkvp);
- if (t->mkvp == mkvp)
+ if (t->mkvp == mkvp[0])
break;
+ if (t->mkvp == mkvp[1] && oi < 0)
+ oi = i;
}
}
+ if (i >= MAX_ZDEV_ENTRIES && oi >= 0) {
+ /* old mkvp matched, use this card then */
+ card = AP_QID_CARD(device_matrix->device[oi].qid);
+ dom = AP_QID_QUEUE(device_matrix->device[oi].qid);
+ }
}
- if (i < MAX_ZDEV_ENTRIES) {
+ if (i < MAX_ZDEV_ENTRIES || oi >= 0) {
if (pcardnr)
*pcardnr = card;
if (pdomain)
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index a3ad042..c8172f1 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -2056,7 +2056,6 @@
{
struct hw_fib **hw_fib_p;
struct fib **fib_p;
- int rcode = 1;
hw_fib_p = hw_fib_pool;
fib_p = fib_pool;
@@ -2074,11 +2073,11 @@
}
}
+ /*
+ * Get the actual number of allocated fibs
+ */
num = hw_fib_p - hw_fib_pool;
- if (!num)
- rcode = 0;
-
- return rcode;
+ return num;
}
static void wakeup_fibctx_threads(struct aac_dev *dev,
@@ -2186,7 +2185,6 @@
struct fib *fib;
unsigned long flags;
spinlock_t *t_lock;
- unsigned int rcode;
t_lock = dev->queues->queue[HostNormCmdQueue].lock;
spin_lock_irqsave(t_lock, flags);
@@ -2269,8 +2267,8 @@
* Fill up fib pointer pools with actual fibs
* and hw_fibs
*/
- rcode = fillup_pools(dev, hw_fib_pool, fib_pool, num);
- if (!rcode)
+ num = fillup_pools(dev, hw_fib_pool, fib_pool, num);
+ if (!num)
goto free_mem;
/*
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index 48e2001..c01b47e 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -113,7 +113,7 @@
#define ALUA_POLICY_SWITCH_ALL 1
static void alua_rtpg_work(struct work_struct *work);
-static void alua_rtpg_queue(struct alua_port_group *pg,
+static bool alua_rtpg_queue(struct alua_port_group *pg,
struct scsi_device *sdev,
struct alua_queue_data *qdata, bool force);
static void alua_check(struct scsi_device *sdev, bool force);
@@ -862,7 +862,13 @@
kref_put(&pg->kref, release_port_group);
}
-static void alua_rtpg_queue(struct alua_port_group *pg,
+/**
+ * alua_rtpg_queue() - cause RTPG to be submitted asynchronously
+ *
+ * Returns true if and only if alua_rtpg_work() will be called asynchronously.
+ * That function is responsible for calling @qdata->fn().
+ */
+static bool alua_rtpg_queue(struct alua_port_group *pg,
struct scsi_device *sdev,
struct alua_queue_data *qdata, bool force)
{
@@ -870,8 +876,8 @@
unsigned long flags;
struct workqueue_struct *alua_wq = kaluad_wq;
- if (!pg)
- return;
+ if (WARN_ON_ONCE(!pg) || scsi_device_get(sdev))
+ return false;
spin_lock_irqsave(&pg->lock, flags);
if (qdata) {
@@ -884,14 +890,12 @@
pg->flags |= ALUA_PG_RUN_RTPG;
kref_get(&pg->kref);
pg->rtpg_sdev = sdev;
- scsi_device_get(sdev);
start_queue = 1;
} else if (!(pg->flags & ALUA_PG_RUN_RTPG) && force) {
pg->flags |= ALUA_PG_RUN_RTPG;
/* Do not queue if the worker is already running */
if (!(pg->flags & ALUA_PG_RUNNING)) {
kref_get(&pg->kref);
- sdev = NULL;
start_queue = 1;
}
}
@@ -900,13 +904,17 @@
alua_wq = kaluad_sync_wq;
spin_unlock_irqrestore(&pg->lock, flags);
- if (start_queue &&
- !queue_delayed_work(alua_wq, &pg->rtpg_work,
- msecs_to_jiffies(ALUA_RTPG_DELAY_MSECS))) {
- if (sdev)
- scsi_device_put(sdev);
- kref_put(&pg->kref, release_port_group);
+ if (start_queue) {
+ if (queue_delayed_work(alua_wq, &pg->rtpg_work,
+ msecs_to_jiffies(ALUA_RTPG_DELAY_MSECS)))
+ sdev = NULL;
+ else
+ kref_put(&pg->kref, release_port_group);
}
+ if (sdev)
+ scsi_device_put(sdev);
+
+ return true;
}
/*
@@ -1007,11 +1015,13 @@
mutex_unlock(&h->init_mutex);
goto out;
}
- fn = NULL;
rcu_read_unlock();
mutex_unlock(&h->init_mutex);
- alua_rtpg_queue(pg, sdev, qdata, true);
+ if (alua_rtpg_queue(pg, sdev, qdata, true))
+ fn = NULL;
+ else
+ err = SCSI_DH_DEV_OFFLINED;
kref_put(&pg->kref, release_port_group);
out:
if (fn)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 0d0be77..9d659aa 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3885,6 +3885,7 @@
if (h->fw_support & MISC_FW_RAID_OFFLOAD_BASIC)
hpsa_get_ioaccel_status(h, scsi3addr, this_device);
volume_offline = hpsa_volume_offline(h, scsi3addr);
+ this_device->volume_offline = volume_offline;
if (volume_offline == HPSA_LV_FAILED) {
rc = HPSA_LV_FAILED;
dev_err(&h->pdev->dev,
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 763f012..87f5e694 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -221,7 +221,7 @@
task->num_scatter = qc->n_elem;
} else {
for_each_sg(qc->sg, sg, qc->n_elem, si)
- xfer += sg->length;
+ xfer += sg_dma_len(sg);
task->total_xfer_len = xfer;
task->num_scatter = si;
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.h b/drivers/scsi/lpfc/lpfc_debugfs.h
index c05f56c..7b7d314 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.h
+++ b/drivers/scsi/lpfc/lpfc_debugfs.h
@@ -44,14 +44,6 @@
/* hbqinfo output buffer size */
#define LPFC_HBQINFO_SIZE 8192
-enum {
- DUMP_FCP,
- DUMP_NVME,
- DUMP_MBX,
- DUMP_ELS,
- DUMP_NVMELS,
-};
-
/* nvmestat output buffer size */
#define LPFC_NVMESTAT_SIZE 8192
#define LPFC_NVMEKTIME_SIZE 8192
@@ -283,8 +275,22 @@
struct lpfc_idiag_offset offset;
void *ptr_private;
};
+
+#else
+
+#define lpfc_nvmeio_data(phba, fmt, arg...) \
+ no_printk(fmt, ##arg)
+
#endif
+enum {
+ DUMP_FCP,
+ DUMP_NVME,
+ DUMP_MBX,
+ DUMP_ELS,
+ DUMP_NVMELS,
+};
+
/* Mask for discovery_trace */
#define LPFC_DISC_TRC_ELS_CMD 0x1 /* Trace ELS commands */
#define LPFC_DISC_TRC_ELS_RSP 0x2 /* Trace ELS response */
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index d9c61d0..a5ca37e 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -7968,7 +7968,8 @@
did, vport->port_state, ndlp->nlp_flag);
phba->fc_stat.elsRcvPRLI++;
- if (vport->port_state < LPFC_DISC_AUTH) {
+ if ((vport->port_state < LPFC_DISC_AUTH) &&
+ (vport->fc_flag & FC_FABRIC)) {
rjt_err = LSRJT_UNABLE_TPC;
rjt_exp = LSEXP_NOTHING_MORE;
break;
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c
index 7ca868f..acba1b6 100644
--- a/drivers/scsi/lpfc/lpfc_nvmet.c
+++ b/drivers/scsi/lpfc/lpfc_nvmet.c
@@ -520,7 +520,7 @@
struct lpfc_hba *phba = ctxp->phba;
struct lpfc_iocbq *nvmewqeq;
unsigned long iflags;
- int rc, id;
+ int rc;
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
if (phba->ktime_on) {
@@ -530,7 +530,7 @@
ctxp->ts_nvme_data = ktime_get_ns();
}
if (phba->cpucheck_on & LPFC_CHECK_NVMET_IO) {
- id = smp_processor_id();
+ int id = smp_processor_id();
ctxp->cpu = id;
if (id < LPFC_CHECK_CPU_CNT)
phba->cpucheck_xmt_io[id]++;
diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index 8e3d928..92775a8 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -2007,6 +2007,7 @@
static struct pci_device_id qedi_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, 0x165E) },
+ { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, 0x8084) },
{ 0 },
};
MODULE_DEVICE_TABLE(pci, qedi_pci_tbl);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 41d5b09..3e70117 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1651,7 +1651,8 @@
/* Don't abort commands in adapter during EEH
* recovery as it's not accessible/responding.
*/
- if (GET_CMD_SP(sp) && !ha->flags.eeh_busy) {
+ if (GET_CMD_SP(sp) && !ha->flags.eeh_busy &&
+ (sp->type == SRB_SCSI_CMD)) {
/* Get a reference to the sp and drop the lock.
* The reference ensures this sp->done() call
* - and not the call in qla2xxx_eh_abort() -
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 29b8650..225abaa 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -996,6 +996,8 @@
result = get_user(val, ip);
if (result)
return result;
+ if (val > SG_MAX_CDB_SIZE)
+ return -ENOMEM;
sfp->next_cmd_len = (val > 0) ? val : 0;
return 0;
case SG_GET_VERSION_NUM:
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index a72a4ba..8e5e6c0 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -309,8 +309,8 @@
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mmio_base = devm_ioremap_resource(dev, mem_res);
- if (IS_ERR(*(void **)&mmio_base)) {
- err = PTR_ERR(*(void **)&mmio_base);
+ if (IS_ERR(mmio_base)) {
+ err = PTR_ERR(mmio_base);
goto out;
}
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index e8c26e6..096e95b 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -4662,8 +4662,6 @@
}
if (ufshcd_is_clkscaling_supported(hba))
hba->clk_scaling.active_reqs--;
- if (ufshcd_is_clkscaling_supported(hba))
- hba->clk_scaling.active_reqs--;
}
/* clear corresponding bits of completed commands */
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 91048ee..69d0f43 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -107,8 +107,6 @@
};
static DEFINE_IDA(cpufreq_ida);
-static unsigned int cpufreq_dev_count;
-
static DEFINE_MUTEX(cooling_list_lock);
static LIST_HEAD(cpufreq_dev_list);
@@ -395,13 +393,20 @@
opp = dev_pm_opp_find_freq_exact(cpufreq_device->cpu_dev, freq_hz,
true);
+ if (IS_ERR(opp)) {
+ dev_warn_ratelimited(cpufreq_device->cpu_dev,
+ "Failed to find OPP for frequency %lu: %ld\n",
+ freq_hz, PTR_ERR(opp));
+ return -EINVAL;
+ }
+
voltage = dev_pm_opp_get_voltage(opp);
dev_pm_opp_put(opp);
if (voltage == 0) {
- dev_warn_ratelimited(cpufreq_device->cpu_dev,
- "Failed to get voltage for frequency %lu: %ld\n",
- freq_hz, IS_ERR(opp) ? PTR_ERR(opp) : 0);
+ dev_err_ratelimited(cpufreq_device->cpu_dev,
+ "Failed to get voltage for frequency %lu\n",
+ freq_hz);
return -EINVAL;
}
@@ -693,9 +698,9 @@
*state = cpufreq_cooling_get_level(cpu, target_freq);
if (*state == THERMAL_CSTATE_INVALID) {
- dev_warn_ratelimited(&cdev->device,
- "Failed to convert %dKHz for cpu %d into a cdev state\n",
- target_freq, cpu);
+ dev_err_ratelimited(&cdev->device,
+ "Failed to convert %dKHz for cpu %d into a cdev state\n",
+ target_freq, cpu);
return -EINVAL;
}
@@ -771,6 +776,7 @@
unsigned int freq, i, num_cpus;
int ret;
struct thermal_cooling_device_ops *cooling_ops;
+ bool first;
if (!alloc_cpumask_var(&temp_mask, GFP_KERNEL))
return ERR_PTR(-ENOMEM);
@@ -874,13 +880,14 @@
cpufreq_dev->cool_dev = cool_dev;
mutex_lock(&cooling_list_lock);
- list_add(&cpufreq_dev->node, &cpufreq_dev_list);
-
/* Register the notifier for first cpufreq cooling device */
- if (!cpufreq_dev_count++)
+ first = list_empty(&cpufreq_dev_list);
+ list_add(&cpufreq_dev->node, &cpufreq_dev_list);
+ mutex_unlock(&cooling_list_lock);
+
+ if (first)
cpufreq_register_notifier(&thermal_cpufreq_notifier_block,
CPUFREQ_POLICY_NOTIFIER);
- mutex_unlock(&cooling_list_lock);
goto put_policy;
@@ -1021,6 +1028,7 @@
void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev)
{
struct cpufreq_cooling_device *cpufreq_dev;
+ bool last;
if (!cdev)
return;
@@ -1028,14 +1036,15 @@
cpufreq_dev = cdev->devdata;
mutex_lock(&cooling_list_lock);
+ list_del(&cpufreq_dev->node);
/* Unregister the notifier for the last cpufreq cooling device */
- if (!--cpufreq_dev_count)
+ last = list_empty(&cpufreq_dev_list);
+ mutex_unlock(&cooling_list_lock);
+
+ if (last)
cpufreq_unregister_notifier(&thermal_cpufreq_notifier_block,
CPUFREQ_POLICY_NOTIFIER);
- list_del(&cpufreq_dev->node);
- mutex_unlock(&cooling_list_lock);
-
thermal_cooling_device_unregister(cpufreq_dev->cool_dev);
ida_simple_remove(&cpufreq_ida, cpufreq_dev->id);
kfree(cpufreq_dev->dyn_power_table);
diff --git a/drivers/thermal/devfreq_cooling.c b/drivers/thermal/devfreq_cooling.c
index 7743a78..4bf4ad5 100644
--- a/drivers/thermal/devfreq_cooling.c
+++ b/drivers/thermal/devfreq_cooling.c
@@ -186,16 +186,22 @@
return 0;
opp = dev_pm_opp_find_freq_exact(dev, freq, true);
- if (IS_ERR(opp) && (PTR_ERR(opp) == -ERANGE))
+ if (PTR_ERR(opp) == -ERANGE)
opp = dev_pm_opp_find_freq_exact(dev, freq, false);
+ if (IS_ERR(opp)) {
+ dev_err_ratelimited(dev, "Failed to find OPP for frequency %lu: %ld\n",
+ freq, PTR_ERR(opp));
+ return 0;
+ }
+
voltage = dev_pm_opp_get_voltage(opp) / 1000; /* mV */
dev_pm_opp_put(opp);
if (voltage == 0) {
- dev_warn_ratelimited(dev,
- "Failed to get voltage for frequency %lu: %ld\n",
- freq, IS_ERR(opp) ? PTR_ERR(opp) : 0);
+ dev_err_ratelimited(dev,
+ "Failed to get voltage for frequency %lu\n",
+ freq);
return 0;
}
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 6ee55a2..e65808c 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -257,7 +257,7 @@
{
unsigned int baud = tty_termios_baud_rate(termios);
struct dw8250_data *d = p->private_data;
- unsigned int rate;
+ long rate;
int ret;
if (IS_ERR(d->clk) || !old)
@@ -265,7 +265,12 @@
clk_disable_unprepare(d->clk);
rate = clk_round_rate(d->clk, baud * 16);
- ret = clk_set_rate(d->clk, rate);
+ if (rate < 0)
+ ret = rate;
+ else if (rate == 0)
+ ret = -ENOENT;
+ else
+ ret = clk_set_rate(d->clk, rate);
clk_prepare_enable(d->clk);
if (!ret)
diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig
index a65fb81..0e3f529 100644
--- a/drivers/tty/serial/8250/Kconfig
+++ b/drivers/tty/serial/8250/Kconfig
@@ -128,9 +128,13 @@
by the parport_serial driver, enabled with CONFIG_PARPORT_SERIAL.
config SERIAL_8250_EXAR
- tristate "8250/16550 PCI device support"
- depends on SERIAL_8250_PCI
+ tristate "8250/16550 Exar/Commtech PCI/PCIe device support"
+ depends on SERIAL_8250_PCI
default SERIAL_8250
+ help
+ This builds support for XR17C1xx, XR17V3xx and some Commtech
+ 422x PCIe serial cards that are not covered by the more generic
+ SERIAL_8250_PCI option.
config SERIAL_8250_HP300
tristate
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 8789ea4..b0a3777 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -2373,7 +2373,7 @@
if (strcmp(name, "qdf2400_e44") == 0) {
pr_info_once("UART: Working around QDF2400 SoC erratum 44");
qdf2400_e44_present = true;
- } else if (strcmp(name, "pl011") != 0 || strcmp(name, "ttyAMA") != 0) {
+ } else if (strcmp(name, "pl011") != 0) {
return -ENODEV;
}
@@ -2452,18 +2452,37 @@
uart_console_write(&dev->port, s, n, pl011_putc);
}
+/*
+ * On non-ACPI systems, earlycon is enabled by specifying
+ * "earlycon=pl011,<address>" on the kernel command line.
+ *
+ * On ACPI ARM64 systems, an "early" console is enabled via the SPCR table,
+ * by specifying only "earlycon" on the command line. Because it requires
+ * SPCR, the console starts after ACPI is parsed, which is later than a
+ * traditional early console.
+ *
+ * To get the traditional early console that starts before ACPI is parsed,
+ * specify the full "earlycon=pl011,<address>" option.
+ */
static int __init pl011_early_console_setup(struct earlycon_device *device,
const char *opt)
{
if (!device->port.membase)
return -ENODEV;
- device->con->write = qdf2400_e44_present ?
- qdf2400_e44_early_write : pl011_early_write;
+ /* On QDF2400 SOCs affected by Erratum 44, the "qdf2400_e44" must
+ * also be specified, e.g. "earlycon=pl011,<address>,qdf2400_e44".
+ */
+ if (!strcmp(device->options, "qdf2400_e44"))
+ device->con->write = qdf2400_e44_early_write;
+ else
+ device->con->write = pl011_early_write;
+
return 0;
}
OF_EARLYCON_DECLARE(pl011, "arm,pl011", pl011_early_console_setup);
OF_EARLYCON_DECLARE(pl011, "arm,sbsa-uart", pl011_early_console_setup);
+EARLYCON_DECLARE(qdf2400_e44, pl011_early_console_setup);
#else
#define AMBA_CONSOLE NULL
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index dcebb28..1f50a83 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -1951,6 +1951,11 @@
atmel_uart_writel(port, ATMEL_PDC_TCR, 0);
atmel_port->pdc_tx.ofs = 0;
}
+ /*
+ * in uart_flush_buffer(), the xmit circular buffer has just
+ * been cleared, so we have to reset tx_len accordingly.
+ */
+ atmel_port->tx_len = 0;
}
/*
@@ -2483,6 +2488,9 @@
pdc_tx = atmel_uart_readl(port, ATMEL_PDC_PTSR) & ATMEL_PDC_TXTEN;
atmel_uart_writel(port, ATMEL_PDC_PTCR, ATMEL_PDC_TXTDIS);
+ /* Make sure that tx path is actually able to send characters */
+ atmel_uart_writel(port, ATMEL_US_CR, ATMEL_US_TXEN);
+
uart_console_write(port, s, count, atmel_console_putchar);
/*
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index 6989b227d..be94246 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c
@@ -1088,7 +1088,7 @@
AUART_LINECTRL_BAUD_DIV_MAX);
baud_max = u->uartclk * 32 / AUART_LINECTRL_BAUD_DIV_MIN;
baud = uart_get_baud_rate(u, termios, old, baud_min, baud_max);
- div = u->uartclk * 32 / baud;
+ div = DIV_ROUND_CLOSEST(u->uartclk * 32, baud);
}
ctrl |= AUART_LINECTRL_BAUD_DIVFRAC(div & 0x3F);
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c
index 68947f6..b0500a0 100644
--- a/drivers/tty/tty_ldisc.c
+++ b/drivers/tty/tty_ldisc.c
@@ -271,10 +271,13 @@
struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *tty)
{
+ struct tty_ldisc *ld;
+
ldsem_down_read(&tty->ldisc_sem, MAX_SCHEDULE_TIMEOUT);
- if (!tty->ldisc)
+ ld = tty->ldisc;
+ if (!ld)
ldsem_up_read(&tty->ldisc_sem);
- return tty->ldisc;
+ return ld;
}
EXPORT_SYMBOL_GPL(tty_ldisc_ref_wait);
@@ -489,41 +492,6 @@
}
/**
- * tty_ldisc_restore - helper for tty ldisc change
- * @tty: tty to recover
- * @old: previous ldisc
- *
- * Restore the previous line discipline or N_TTY when a line discipline
- * change fails due to an open error
- */
-
-static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
-{
- struct tty_ldisc *new_ldisc;
- int r;
-
- /* There is an outstanding reference here so this is safe */
- old = tty_ldisc_get(tty, old->ops->num);
- WARN_ON(IS_ERR(old));
- tty->ldisc = old;
- tty_set_termios_ldisc(tty, old->ops->num);
- if (tty_ldisc_open(tty, old) < 0) {
- tty_ldisc_put(old);
- /* This driver is always present */
- new_ldisc = tty_ldisc_get(tty, N_TTY);
- if (IS_ERR(new_ldisc))
- panic("n_tty: get");
- tty->ldisc = new_ldisc;
- tty_set_termios_ldisc(tty, N_TTY);
- r = tty_ldisc_open(tty, new_ldisc);
- if (r < 0)
- panic("Couldn't open N_TTY ldisc for "
- "%s --- error %d.",
- tty_name(tty), r);
- }
-}
-
-/**
* tty_set_ldisc - set line discipline
* @tty: the terminal to set
* @ldisc: the line discipline
@@ -536,12 +504,7 @@
int tty_set_ldisc(struct tty_struct *tty, int disc)
{
- int retval;
- struct tty_ldisc *old_ldisc, *new_ldisc;
-
- new_ldisc = tty_ldisc_get(tty, disc);
- if (IS_ERR(new_ldisc))
- return PTR_ERR(new_ldisc);
+ int retval, old_disc;
tty_lock(tty);
retval = tty_ldisc_lock(tty, 5 * HZ);
@@ -554,7 +517,8 @@
}
/* Check the no-op case */
- if (tty->ldisc->ops->num == disc)
+ old_disc = tty->ldisc->ops->num;
+ if (old_disc == disc)
goto out;
if (test_bit(TTY_HUPPED, &tty->flags)) {
@@ -563,34 +527,25 @@
goto out;
}
- old_ldisc = tty->ldisc;
-
- /* Shutdown the old discipline. */
- tty_ldisc_close(tty, old_ldisc);
-
- /* Now set up the new line discipline. */
- tty->ldisc = new_ldisc;
- tty_set_termios_ldisc(tty, disc);
-
- retval = tty_ldisc_open(tty, new_ldisc);
+ retval = tty_ldisc_reinit(tty, disc);
if (retval < 0) {
/* Back to the old one or N_TTY if we can't */
- tty_ldisc_put(new_ldisc);
- tty_ldisc_restore(tty, old_ldisc);
+ if (tty_ldisc_reinit(tty, old_disc) < 0) {
+ pr_err("tty: TIOCSETD failed, reinitializing N_TTY\n");
+ if (tty_ldisc_reinit(tty, N_TTY) < 0) {
+ /* At this point we have tty->ldisc == NULL. */
+ pr_err("tty: reinitializing N_TTY failed\n");
+ }
+ }
}
- if (tty->ldisc->ops->num != old_ldisc->ops->num && tty->ops->set_ldisc) {
+ if (tty->ldisc && tty->ldisc->ops->num != old_disc &&
+ tty->ops->set_ldisc) {
down_read(&tty->termios_rwsem);
tty->ops->set_ldisc(tty);
up_read(&tty->termios_rwsem);
}
- /* At this point we hold a reference to the new ldisc and a
- reference to the old ldisc, or we hold two references to
- the old ldisc (if it was restored as part of error cleanup
- above). In either case, releasing a single reference from
- the old ldisc is correct. */
- new_ldisc = old_ldisc;
out:
tty_ldisc_unlock(tty);
@@ -598,7 +553,6 @@
already running */
tty_buffer_restart_work(tty->port);
err:
- tty_ldisc_put(new_ldisc); /* drop the extra reference */
tty_unlock(tty);
return retval;
}
@@ -659,10 +613,8 @@
int retval;
ld = tty_ldisc_get(tty, disc);
- if (IS_ERR(ld)) {
- BUG_ON(disc == N_TTY);
+ if (IS_ERR(ld))
return PTR_ERR(ld);
- }
if (tty->ldisc) {
tty_ldisc_close(tty, tty->ldisc);
@@ -674,10 +626,8 @@
tty_set_termios_ldisc(tty, disc);
retval = tty_ldisc_open(tty, tty->ldisc);
if (retval) {
- if (!WARN_ON(disc == N_TTY)) {
- tty_ldisc_put(tty->ldisc);
- tty->ldisc = NULL;
- }
+ tty_ldisc_put(tty->ldisc);
+ tty->ldisc = NULL;
}
return retval;
}
diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c
index c5f0fc9..8af8d95 100644
--- a/drivers/tty/vt/keyboard.c
+++ b/drivers/tty/vt/keyboard.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/sched/signal.h>
#include <linux/sched/debug.h>
-#include <linux/sched/debug.h>
#include <linux/tty.h>
#include <linux/tty_flip.h>
#include <linux/mm.h>
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index f03692e..8fb309a 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -1381,7 +1381,7 @@
dev_dbg(&intf->dev, "%s called\n", __func__);
- data = kmalloc(sizeof(*data), GFP_KERNEL);
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -1444,6 +1444,13 @@
break;
}
}
+
+ if (!data->bulk_out || !data->bulk_in) {
+ dev_err(&intf->dev, "bulk endpoints not found\n");
+ retcode = -ENODEV;
+ goto err_put;
+ }
+
/* Find int endpoint */
for (n = 0; n < iface_desc->desc.bNumEndpoints; n++) {
endpoint = &iface_desc->endpoint[n].desc;
@@ -1469,8 +1476,10 @@
if (data->iin_ep_present) {
/* allocate int urb */
data->iin_urb = usb_alloc_urb(0, GFP_KERNEL);
- if (!data->iin_urb)
+ if (!data->iin_urb) {
+ retcode = -ENOMEM;
goto error_register;
+ }
/* Protect interrupt in endpoint data until iin_urb is freed */
kref_get(&data->kref);
@@ -1478,8 +1487,10 @@
/* allocate buffer for interrupt in */
data->iin_buffer = kmalloc(data->iin_wMaxPacketSize,
GFP_KERNEL);
- if (!data->iin_buffer)
+ if (!data->iin_buffer) {
+ retcode = -ENOMEM;
goto error_register;
+ }
/* fill interrupt urb */
usb_fill_int_urb(data->iin_urb, data->usb_dev,
@@ -1512,6 +1523,7 @@
sysfs_remove_group(&intf->dev.kobj, &capability_attr_grp);
sysfs_remove_group(&intf->dev.kobj, &data_attr_grp);
usbtmc_free_int(data);
+err_put:
kref_put(&data->kref, usbtmc_delete);
return retcode;
}
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 25dbd8c..4be52c6 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -280,6 +280,16 @@
/*
* Adjust bInterval for quirked devices.
+ */
+ /*
+ * This quirk fixes bIntervals reported in ms.
+ */
+ if (to_usb_device(ddev)->quirks &
+ USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL) {
+ n = clamp(fls(d->bInterval) + 3, i, j);
+ i = j = n;
+ }
+ /*
* This quirk fixes bIntervals reported in
* linear microframes.
*/
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 612fab6..79bdca5 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -520,8 +520,10 @@
*/
tbuf_size = max_t(u16, sizeof(struct usb_hub_descriptor), wLength);
tbuf = kzalloc(tbuf_size, GFP_KERNEL);
- if (!tbuf)
- return -ENOMEM;
+ if (!tbuf) {
+ status = -ENOMEM;
+ goto err_alloc;
+ }
bufp = tbuf;
@@ -734,6 +736,7 @@
}
kfree(tbuf);
+ err_alloc:
/* any errors get returned through the urb completion */
spin_lock_irq(&hcd_root_hub_lock);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index f0dd081..5286bf6 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4275,7 +4275,7 @@
struct usb_hub *hub = usb_hub_to_struct_hub(udev->parent);
int connect_type = USB_PORT_CONNECT_TYPE_UNKNOWN;
- if (!udev->usb2_hw_lpm_capable)
+ if (!udev->usb2_hw_lpm_capable || !udev->bos)
return;
if (hub)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 24f9f98..96b21b0 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -170,6 +170,14 @@
/* M-Systems Flash Disk Pioneers */
{ USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* Baum Vario Ultra */
+ { USB_DEVICE(0x0904, 0x6101), .driver_info =
+ USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
+ { USB_DEVICE(0x0904, 0x6102), .driver_info =
+ USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
+ { USB_DEVICE(0x0904, 0x6103), .driver_info =
+ USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
+
/* Keytouch QWERTY Panel keyboard */
{ USB_DEVICE(0x0926, 0x3333), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 0d75158..79e7a34 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -171,6 +171,7 @@
int status)
{
struct dwc3 *dwc = dep->dwc;
+ unsigned int unmap_after_complete = false;
req->started = false;
list_del(&req->list);
@@ -180,11 +181,19 @@
if (req->request.status == -EINPROGRESS)
req->request.status = status;
- if (dwc->ep0_bounced && dep->number <= 1)
+ /*
+ * NOTICE we don't want to unmap before calling ->complete() if we're
+ * dealing with a bounced ep0 request. If we unmap it here, we would end
+ * up overwritting the contents of req->buf and this could confuse the
+ * gadget driver.
+ */
+ if (dwc->ep0_bounced && dep->number <= 1) {
dwc->ep0_bounced = false;
-
- usb_gadget_unmap_request_by_dev(dwc->sysdev,
- &req->request, req->direction);
+ unmap_after_complete = true;
+ } else {
+ usb_gadget_unmap_request_by_dev(dwc->sysdev,
+ &req->request, req->direction);
+ }
trace_dwc3_gadget_giveback(req);
@@ -192,6 +201,10 @@
usb_gadget_giveback_request(&dep->endpoint, &req->request);
spin_lock(&dwc->lock);
+ if (unmap_after_complete)
+ usb_gadget_unmap_request_by_dev(dwc->sysdev,
+ &req->request, req->direction);
+
if (dep->number > 1)
pm_runtime_put(dwc->dev);
}
diff --git a/drivers/usb/gadget/function/f_acm.c b/drivers/usb/gadget/function/f_acm.c
index a30766c..5e3828d 100644
--- a/drivers/usb/gadget/function/f_acm.c
+++ b/drivers/usb/gadget/function/f_acm.c
@@ -535,13 +535,15 @@
{
struct usb_composite_dev *cdev = acm->port.func.config->cdev;
int status;
+ __le16 serial_state;
spin_lock(&acm->lock);
if (acm->notify_req) {
dev_dbg(&cdev->gadget->dev, "acm ttyGS%d serial state %04x\n",
acm->port_num, acm->serial_state);
+ serial_state = cpu_to_le16(acm->serial_state);
status = acm_cdc_notify(acm, USB_CDC_NOTIFY_SERIAL_STATE,
- 0, &acm->serial_state, sizeof(acm->serial_state));
+ 0, &serial_state, sizeof(acm->serial_state));
} else {
acm->pending = true;
status = 0;
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 89b48bc..5eea448 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -367,7 +367,7 @@
count = min_t(unsigned, count, hidg->report_length);
spin_unlock_irqrestore(&hidg->write_spinlock, flags);
- status = copy_from_user(hidg->req->buf, buffer, count);
+ status = copy_from_user(req->buf, buffer, count);
if (status != 0) {
ERROR(hidg->func.config->cdev,
@@ -378,9 +378,9 @@
spin_lock_irqsave(&hidg->write_spinlock, flags);
- /* we our function has been disabled by host */
+ /* when our function has been disabled by host */
if (!hidg->req) {
- free_ep_req(hidg->in_ep, hidg->req);
+ free_ep_req(hidg->in_ep, req);
/*
* TODO
* Should we fail with error here?
@@ -394,7 +394,7 @@
req->complete = f_hidg_req_complete;
req->context = hidg;
- status = usb_ep_queue(hidg->in_ep, hidg->req, GFP_ATOMIC);
+ status = usb_ep_queue(hidg->in_ep, req, GFP_ATOMIC);
if (status < 0) {
ERROR(hidg->func.config->cdev,
"usb_ep_queue error on int endpoint %zd\n", status);
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 29b41b5..f8a1881 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -594,6 +594,14 @@
opts->streaming_maxpacket = clamp(opts->streaming_maxpacket, 1U, 3072U);
opts->streaming_maxburst = min(opts->streaming_maxburst, 15U);
+ /* For SS, wMaxPacketSize has to be 1024 if bMaxBurst is not 0 */
+ if (opts->streaming_maxburst &&
+ (opts->streaming_maxpacket % 1024) != 0) {
+ opts->streaming_maxpacket = roundup(opts->streaming_maxpacket, 1024);
+ INFO(cdev, "overriding streaming_maxpacket to %d\n",
+ opts->streaming_maxpacket);
+ }
+
/* Fill in the FS/HS/SS Video Streaming specific descriptors from the
* module parameters.
*
@@ -625,7 +633,7 @@
uvc_ss_streaming_comp.bMaxBurst = opts->streaming_maxburst;
uvc_ss_streaming_comp.wBytesPerInterval =
cpu_to_le16(max_packet_size * max_packet_mult *
- opts->streaming_maxburst);
+ (opts->streaming_maxburst + 1));
/* Allocate endpoints. */
ep = usb_ep_autoconfig(cdev->gadget, &uvc_control_ep);
diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index a97da64..8a365aa 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -1523,7 +1523,6 @@
td = phys_to_virt(addr);
addr2 = (dma_addr_t)td->next;
pci_pool_free(dev->data_requests, td, addr);
- td->next = 0x00;
addr = addr2;
}
req->chain_len = 1;
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index bd02a6c..6ed468f 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -344,6 +344,7 @@
static struct platform_driver usb_xhci_driver = {
.probe = xhci_plat_probe,
.remove = xhci_plat_remove,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "xhci-hcd",
.pm = DEV_PM_OPS,
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index d9936c7..a3309aa 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1989,6 +1989,9 @@
case TRB_NORMAL:
td->urb->actual_length = requested - remaining;
goto finish_td;
+ case TRB_STATUS:
+ td->urb->actual_length = requested;
+ goto finish_td;
default:
xhci_warn(xhci, "WARN: unexpected TRB Type %d\n",
trb_type);
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 50aee8b..953fd8f 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1477,6 +1477,7 @@
struct xhci_ring *ep_ring;
struct xhci_virt_ep *ep;
struct xhci_command *command;
+ struct xhci_virt_device *vdev;
xhci = hcd_to_xhci(hcd);
spin_lock_irqsave(&xhci->lock, flags);
@@ -1485,15 +1486,27 @@
/* Make sure the URB hasn't completed or been unlinked already */
ret = usb_hcd_check_unlink_urb(hcd, urb, status);
- if (ret || !urb->hcpriv)
+ if (ret)
goto done;
+
+ /* give back URB now if we can't queue it for cancel */
+ vdev = xhci->devs[urb->dev->slot_id];
+ urb_priv = urb->hcpriv;
+ if (!vdev || !urb_priv)
+ goto err_giveback;
+
+ ep_index = xhci_get_endpoint_index(&urb->ep->desc);
+ ep = &vdev->eps[ep_index];
+ ep_ring = xhci_urb_to_transfer_ring(xhci, urb);
+ if (!ep || !ep_ring)
+ goto err_giveback;
+
temp = readl(&xhci->op_regs->status);
if (temp == 0xffffffff || (xhci->xhc_state & XHCI_STATE_HALTED)) {
xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb,
"HW died, freeing TD.");
- urb_priv = urb->hcpriv;
for (i = urb_priv->num_tds_done;
- i < urb_priv->num_tds && xhci->devs[urb->dev->slot_id];
+ i < urb_priv->num_tds;
i++) {
td = &urb_priv->td[i];
if (!list_empty(&td->td_list))
@@ -1501,23 +1514,9 @@
if (!list_empty(&td->cancelled_td_list))
list_del_init(&td->cancelled_td_list);
}
-
- usb_hcd_unlink_urb_from_ep(hcd, urb);
- spin_unlock_irqrestore(&xhci->lock, flags);
- usb_hcd_giveback_urb(hcd, urb, -ESHUTDOWN);
- xhci_urb_free_priv(urb_priv);
- return ret;
+ goto err_giveback;
}
- ep_index = xhci_get_endpoint_index(&urb->ep->desc);
- ep = &xhci->devs[urb->dev->slot_id]->eps[ep_index];
- ep_ring = xhci_urb_to_transfer_ring(xhci, urb);
- if (!ep_ring) {
- ret = -EINVAL;
- goto done;
- }
-
- urb_priv = urb->hcpriv;
i = urb_priv->num_tds_done;
if (i < urb_priv->num_tds)
xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb,
@@ -1554,6 +1553,14 @@
done:
spin_unlock_irqrestore(&xhci->lock, flags);
return ret;
+
+err_giveback:
+ if (urb_priv)
+ xhci_urb_free_priv(urb_priv);
+ usb_hcd_unlink_urb_from_ep(hcd, urb);
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ usb_hcd_giveback_urb(hcd, urb, -ESHUTDOWN);
+ return ret;
}
/* Drop an endpoint from a new bandwidth configuration for this device.
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 8b9fd75..502bfe3 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -347,6 +347,9 @@
if (iface_desc->desc.bInterfaceClass != 0x0A)
return -ENODEV;
+ if (iface_desc->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
/* allocate memory for our device state and initialize it */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL)
diff --git a/drivers/usb/misc/lvstest.c b/drivers/usb/misc/lvstest.c
index 7717651..d3d1247 100644
--- a/drivers/usb/misc/lvstest.c
+++ b/drivers/usb/misc/lvstest.c
@@ -366,6 +366,10 @@
hdev = interface_to_usbdev(intf);
desc = intf->cur_altsetting;
+
+ if (desc->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
endpoint = &desc->endpoint[0].desc;
/* valid only for SS root hub */
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index e45a3a6..07014ca 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -709,6 +709,11 @@
interface = intf->cur_altsetting;
+ if (interface->desc.bNumEndpoints < 3) {
+ usb_put_dev(usbdev);
+ return -ENODEV;
+ }
+
/*
* Allocate parport interface
*/
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index d8bae6c..0c3664a 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2490,8 +2490,8 @@
musb_host_cleanup(musb);
musb_gadget_cleanup(musb);
- spin_lock_irqsave(&musb->lock, flags);
musb_platform_disable(musb);
+ spin_lock_irqsave(&musb->lock, flags);
musb_disable_interrupts(musb);
musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
spin_unlock_irqrestore(&musb->lock, flags);
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index 00e272b..355655f 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -238,8 +238,27 @@
transferred < cppi41_channel->packet_sz)
cppi41_channel->prog_len = 0;
- if (cppi41_channel->is_tx)
- empty = musb_is_tx_fifo_empty(hw_ep);
+ if (cppi41_channel->is_tx) {
+ u8 type;
+
+ if (is_host_active(musb))
+ type = hw_ep->out_qh->type;
+ else
+ type = hw_ep->ep_in.type;
+
+ if (type == USB_ENDPOINT_XFER_ISOC)
+ /*
+ * Don't use the early-TX-interrupt workaround below
+ * for Isoch transfter. Since Isoch are periodic
+ * transfer, by the time the next transfer is
+ * scheduled, the current one should be done already.
+ *
+ * This avoids audio playback underrun issue.
+ */
+ empty = true;
+ else
+ empty = musb_is_tx_fifo_empty(hw_ep);
+ }
if (!cppi41_channel->is_tx || empty) {
cppi41_trans_done(cppi41_channel);
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 7c047c4..9c7ee26 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -933,7 +933,7 @@
if (usb_get_dr_mode(&pdev->dev) == USB_DR_MODE_PERIPHERAL) {
ret = dsps_setup_optional_vbus_irq(pdev, glue);
if (ret)
- return ret;
+ goto err_iounmap;
}
platform_set_drvdata(pdev, glue);
@@ -946,6 +946,8 @@
err:
pm_runtime_disable(&pdev->dev);
+err_iounmap:
+ iounmap(glue->usbss_base);
return ret;
}
@@ -956,6 +958,7 @@
platform_device_unregister(glue->musb);
pm_runtime_disable(&pdev->dev);
+ iounmap(glue->usbss_base);
return 0;
}
diff --git a/drivers/usb/phy/phy-isp1301.c b/drivers/usb/phy/phy-isp1301.c
index b3b33cf..f333024 100644
--- a/drivers/usb/phy/phy-isp1301.c
+++ b/drivers/usb/phy/phy-isp1301.c
@@ -136,7 +136,7 @@
static struct i2c_driver isp1301_driver = {
.driver = {
.name = DRV_NAME,
- .of_match_table = of_match_ptr(isp1301_of_match),
+ .of_match_table = isp1301_of_match,
},
.probe = isp1301_probe,
.remove = isp1301_remove,
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 42cc72e..af67a0d 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -233,6 +233,14 @@
#define BANDRICH_PRODUCT_1012 0x1012
#define QUALCOMM_VENDOR_ID 0x05C6
+/* These Quectel products use Qualcomm's vendor ID */
+#define QUECTEL_PRODUCT_UC20 0x9003
+#define QUECTEL_PRODUCT_UC15 0x9090
+
+#define QUECTEL_VENDOR_ID 0x2c7c
+/* These Quectel products use Quectel's vendor ID */
+#define QUECTEL_PRODUCT_EC21 0x0121
+#define QUECTEL_PRODUCT_EC25 0x0125
#define CMOTECH_VENDOR_ID 0x16d8
#define CMOTECH_PRODUCT_6001 0x6001
@@ -1161,7 +1169,14 @@
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x0023)}, /* ONYX 3G device */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9000)}, /* SIMCom SIM5218 */
- { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9003), /* Quectel UC20 */
+ /* Quectel products using Qualcomm vendor ID */
+ { USB_DEVICE(QUALCOMM_VENDOR_ID, QUECTEL_PRODUCT_UC15)},
+ { USB_DEVICE(QUALCOMM_VENDOR_ID, QUECTEL_PRODUCT_UC20),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ /* Quectel products using Quectel vendor ID */
+ { USB_DEVICE(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC21),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC25),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index 696458d..38b3f0d 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -169,6 +169,8 @@
{DEVICE_SWI(0x413c, 0x81a9)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81b1)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81b3)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
+ {DEVICE_SWI(0x413c, 0x81b5)}, /* Dell Wireless 5811e QDL */
+ {DEVICE_SWI(0x413c, 0x81b6)}, /* Dell Wireless 5811e QDL */
/* Huawei devices */
{DEVICE_HWI(0x03f0, 0x581d)}, /* HP lt4112 LTE/HSPA+ Gobi 4G Modem (Huawei me906e) */
diff --git a/drivers/usb/wusbcore/wa-hc.c b/drivers/usb/wusbcore/wa-hc.c
index 252c7bd..d01496f 100644
--- a/drivers/usb/wusbcore/wa-hc.c
+++ b/drivers/usb/wusbcore/wa-hc.c
@@ -39,6 +39,9 @@
int result;
struct device *dev = &iface->dev;
+ if (iface->cur_altsetting->desc.bNumEndpoints < 3)
+ return -ENODEV;
+
result = wa_rpipes_create(wa);
if (result < 0)
goto error_rpipes_create;
diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c
index 0aa6c3c..35a1e77 100644
--- a/drivers/uwb/hwa-rc.c
+++ b/drivers/uwb/hwa-rc.c
@@ -823,6 +823,9 @@
struct hwarc *hwarc;
struct device *dev = &iface->dev;
+ if (iface->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
result = -ENOMEM;
uwb_rc = uwb_rc_alloc();
if (uwb_rc == NULL) {
diff --git a/drivers/uwb/i1480/dfu/usb.c b/drivers/uwb/i1480/dfu/usb.c
index 2bfc846..6345e85 100644
--- a/drivers/uwb/i1480/dfu/usb.c
+++ b/drivers/uwb/i1480/dfu/usb.c
@@ -362,6 +362,9 @@
result);
}
+ if (iface->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
result = -ENOMEM;
i1480_usb = kzalloc(sizeof(*i1480_usb), GFP_KERNEL);
if (i1480_usb == NULL) {
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 609f4f9..561084a 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -403,6 +403,7 @@
struct iommu_group *iommu_group = group->iommu_group;
WARN_ON(!list_empty(&group->device_list));
+ WARN_ON(group->notifier.head);
list_for_each_entry_safe(unbound, tmp,
&group->unbound_list, unbound_next) {
@@ -1573,6 +1574,10 @@
return -EBUSY;
}
+ /* Warn if previous user didn't cleanup and re-init to drop them */
+ if (WARN_ON(group->notifier.head))
+ BLOCKING_INIT_NOTIFIER_HEAD(&group->notifier);
+
filep->private_data = group;
return 0;
@@ -1584,9 +1589,6 @@
filep->private_data = NULL;
- /* Any user didn't unregister? */
- WARN_ON(group->notifier.head);
-
vfio_group_try_dissolve_container(group);
atomic_dec(&group->opened);
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index c26fa1f..32d2633 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -1182,8 +1182,7 @@
return NULL;
}
-static bool vfio_iommu_has_resv_msi(struct iommu_group *group,
- phys_addr_t *base)
+static bool vfio_iommu_has_sw_msi(struct iommu_group *group, phys_addr_t *base)
{
struct list_head group_resv_regions;
struct iommu_resv_region *region, *next;
@@ -1192,7 +1191,7 @@
INIT_LIST_HEAD(&group_resv_regions);
iommu_get_group_resv_regions(group, &group_resv_regions);
list_for_each_entry(region, &group_resv_regions, list) {
- if (region->type & IOMMU_RESV_MSI) {
+ if (region->type == IOMMU_RESV_SW_MSI) {
*base = region->start;
ret = true;
goto out;
@@ -1283,7 +1282,7 @@
if (ret)
goto out_domain;
- resv_msi = vfio_iommu_has_resv_msi(iommu_group, &resv_msi_base);
+ resv_msi = vfio_iommu_has_sw_msi(iommu_group, &resv_msi_base);
INIT_LIST_HEAD(&domain->group_list);
list_add(&group->next, &domain->group_list);
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 4e11915..34adf9b 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -242,11 +242,11 @@
#define pages_to_bytes(x) ((u64)(x) << PAGE_SHIFT)
-static void update_balloon_stats(struct virtio_balloon *vb)
+static unsigned int update_balloon_stats(struct virtio_balloon *vb)
{
unsigned long events[NR_VM_EVENT_ITEMS];
struct sysinfo i;
- int idx = 0;
+ unsigned int idx = 0;
long available;
all_vm_events(events);
@@ -254,18 +254,22 @@
available = si_mem_available();
+#ifdef CONFIG_VM_EVENT_COUNTERS
update_stat(vb, idx++, VIRTIO_BALLOON_S_SWAP_IN,
pages_to_bytes(events[PSWPIN]));
update_stat(vb, idx++, VIRTIO_BALLOON_S_SWAP_OUT,
pages_to_bytes(events[PSWPOUT]));
update_stat(vb, idx++, VIRTIO_BALLOON_S_MAJFLT, events[PGMAJFAULT]);
update_stat(vb, idx++, VIRTIO_BALLOON_S_MINFLT, events[PGFAULT]);
+#endif
update_stat(vb, idx++, VIRTIO_BALLOON_S_MEMFREE,
pages_to_bytes(i.freeram));
update_stat(vb, idx++, VIRTIO_BALLOON_S_MEMTOT,
pages_to_bytes(i.totalram));
update_stat(vb, idx++, VIRTIO_BALLOON_S_AVAIL,
pages_to_bytes(available));
+
+ return idx;
}
/*
@@ -291,14 +295,14 @@
{
struct virtqueue *vq;
struct scatterlist sg;
- unsigned int len;
+ unsigned int len, num_stats;
- update_balloon_stats(vb);
+ num_stats = update_balloon_stats(vb);
vq = vb->stats_vq;
if (!virtqueue_get_buf(vq, &len))
return;
- sg_init_one(&sg, vb->stats, sizeof(vb->stats));
+ sg_init_one(&sg, vb->stats, sizeof(vb->stats[0]) * num_stats);
virtqueue_add_outbuf(vq, &sg, 1, vb, GFP_KERNEL);
virtqueue_kick(vq);
}
@@ -423,13 +427,16 @@
vb->deflate_vq = vqs[1];
if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ)) {
struct scatterlist sg;
+ unsigned int num_stats;
vb->stats_vq = vqs[2];
/*
* Prime this virtqueue with one buffer so the hypervisor can
* use it to signal us later (it can't be broken yet!).
*/
- sg_init_one(&sg, vb->stats, sizeof vb->stats);
+ num_stats = update_balloon_stats(vb);
+
+ sg_init_one(&sg, vb->stats, sizeof(vb->stats[0]) * num_stats);
if (virtqueue_add_outbuf(vb->stats_vq, &sg, 1, vb, GFP_KERNEL)
< 0)
BUG();
diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c
index df548a6..5905349 100644
--- a/drivers/virtio/virtio_pci_common.c
+++ b/drivers/virtio/virtio_pci_common.c
@@ -147,7 +147,7 @@
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
const char *name = dev_name(&vp_dev->vdev.dev);
- int i, err = -ENOMEM, allocated_vectors, nvectors;
+ int i, j, err = -ENOMEM, allocated_vectors, nvectors;
unsigned flags = PCI_IRQ_MSIX;
bool shared = false;
u16 msix_vec;
@@ -212,7 +212,7 @@
if (!vp_dev->msix_vector_map)
goto out_disable_config_irq;
- allocated_vectors = 1; /* vector 0 is the config interrupt */
+ allocated_vectors = j = 1; /* vector 0 is the config interrupt */
for (i = 0; i < nvqs; ++i) {
if (!names[i]) {
vqs[i] = NULL;
@@ -236,18 +236,19 @@
continue;
}
- snprintf(vp_dev->msix_names[i + 1],
+ snprintf(vp_dev->msix_names[j],
sizeof(*vp_dev->msix_names), "%s-%s",
dev_name(&vp_dev->vdev.dev), names[i]);
err = request_irq(pci_irq_vector(vp_dev->pci_dev, msix_vec),
vring_interrupt, IRQF_SHARED,
- vp_dev->msix_names[i + 1], vqs[i]);
+ vp_dev->msix_names[j], vqs[i]);
if (err) {
/* don't free this irq on error */
vp_dev->msix_vector_map[i] = VIRTIO_MSI_NO_VECTOR;
goto out_remove_vqs;
}
vp_dev->msix_vector_map[i] = msix_vec;
+ j++;
/*
* Use a different vector for each queue if they are available,
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 4ce10bc..23e391d 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -27,10 +27,10 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/types.h>
+#include <linux/syscore_ops.h>
#include <linux/acpi.h>
#include <acpi/processor.h>
#include <xen/xen.h>
-#include <xen/xen-ops.h>
#include <xen/interface/platform.h>
#include <asm/xen/hypercall.h>
@@ -408,7 +408,7 @@
acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,
ACPI_UINT32_MAX,
read_acpi_id, NULL, NULL, NULL);
- acpi_get_devices("ACPI0007", read_acpi_id, NULL, NULL);
+ acpi_get_devices(ACPI_PROCESSOR_DEVICE_HID, read_acpi_id, NULL, NULL);
upload:
if (!bitmap_equal(acpi_id_present, acpi_ids_done, nr_acpi_bits)) {
@@ -466,15 +466,33 @@
return rc;
}
-static int xen_acpi_processor_resume(struct notifier_block *nb,
- unsigned long action, void *data)
+static void xen_acpi_processor_resume_worker(struct work_struct *dummy)
{
+ int rc;
+
bitmap_zero(acpi_ids_done, nr_acpi_bits);
- return xen_upload_processor_pm_data();
+
+ rc = xen_upload_processor_pm_data();
+ if (rc != 0)
+ pr_info("ACPI data upload failed, error = %d\n", rc);
}
-struct notifier_block xen_acpi_processor_resume_nb = {
- .notifier_call = xen_acpi_processor_resume,
+static void xen_acpi_processor_resume(void)
+{
+ static DECLARE_WORK(wq, xen_acpi_processor_resume_worker);
+
+ /*
+ * xen_upload_processor_pm_data() calls non-atomic code.
+ * However, the context for xen_acpi_processor_resume is syscore
+ * with only the boot CPU online and in an atomic context.
+ *
+ * So defer the upload for some point safer.
+ */
+ schedule_work(&wq);
+}
+
+static struct syscore_ops xap_syscore_ops = {
+ .resume = xen_acpi_processor_resume,
};
static int __init xen_acpi_processor_init(void)
@@ -527,7 +545,7 @@
if (rc)
goto err_unregister;
- xen_resume_notifier_register(&xen_acpi_processor_resume_nb);
+ register_syscore_ops(&xap_syscore_ops);
return 0;
err_unregister:
@@ -544,7 +562,7 @@
{
int i;
- xen_resume_notifier_unregister(&xen_acpi_processor_resume_nb);
+ unregister_syscore_ops(&xap_syscore_ops);
kfree(acpi_ids_done);
kfree(acpi_id_present);
kfree(acpi_id_cst_present);
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 29b7fc2..c411590 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1259,7 +1259,7 @@
atomic_t will_be_snapshoted;
/* For qgroup metadata space reserve */
- atomic_t qgroup_meta_rsv;
+ atomic64_t qgroup_meta_rsv;
};
static inline u32 btrfs_inode_sectorsize(const struct inode *inode)
{
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 08b74da..eb1ee7b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1342,7 +1342,7 @@
atomic_set(&root->orphan_inodes, 0);
atomic_set(&root->refs, 1);
atomic_set(&root->will_be_snapshoted, 0);
- atomic_set(&root->qgroup_meta_rsv, 0);
+ atomic64_set(&root->qgroup_meta_rsv, 0);
root->log_transid = 0;
root->log_transid_committed = -1;
root->last_log_commit = 0;
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8df7974..27fdb25 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2584,26 +2584,36 @@
if (tree->ops) {
ret = tree->ops->readpage_io_failed_hook(page, mirror);
- if (!ret && !bio->bi_error)
- uptodate = 1;
- } else {
- /*
- * The generic bio_readpage_error handles errors the
- * following way: If possible, new read requests are
- * created and submitted and will end up in
- * end_bio_extent_readpage as well (if we're lucky, not
- * in the !uptodate case). In that case it returns 0 and
- * we just go on with the next page in our bio. If it
- * can't handle the error it will return -EIO and we
- * remain responsible for that page.
- */
- ret = bio_readpage_error(bio, offset, page, start, end,
- mirror);
- if (ret == 0) {
- uptodate = !bio->bi_error;
- offset += len;
- continue;
+ if (ret == -EAGAIN) {
+ /*
+ * Data inode's readpage_io_failed_hook() always
+ * returns -EAGAIN.
+ *
+ * The generic bio_readpage_error handles errors
+ * the following way: If possible, new read
+ * requests are created and submitted and will
+ * end up in end_bio_extent_readpage as well (if
+ * we're lucky, not in the !uptodate case). In
+ * that case it returns 0 and we just go on with
+ * the next page in our bio. If it can't handle
+ * the error it will return -EIO and we remain
+ * responsible for that page.
+ */
+ ret = bio_readpage_error(bio, offset, page,
+ start, end, mirror);
+ if (ret == 0) {
+ uptodate = !bio->bi_error;
+ offset += len;
+ continue;
+ }
}
+
+ /*
+ * metadata's readpage_io_failed_hook() always returns
+ * -EIO and fixes nothing. -EIO is also returned if
+ * data inode error could not be fixed.
+ */
+ ASSERT(ret == -EIO);
}
readpage_ok:
if (likely(uptodate)) {
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 2315039..a18510b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -10523,9 +10523,9 @@
}
__attribute__((const))
-static int dummy_readpage_io_failed_hook(struct page *page, int failed_mirror)
+static int btrfs_readpage_io_failed_hook(struct page *page, int failed_mirror)
{
- return 0;
+ return -EAGAIN;
}
static const struct inode_operations btrfs_dir_inode_operations = {
@@ -10570,7 +10570,7 @@
.submit_bio_hook = btrfs_submit_bio_hook,
.readpage_end_io_hook = btrfs_readpage_end_io_hook,
.merge_bio_hook = btrfs_merge_bio_hook,
- .readpage_io_failed_hook = dummy_readpage_io_failed_hook,
+ .readpage_io_failed_hook = btrfs_readpage_io_failed_hook,
/* optional callbacks */
.fill_delalloc = run_delalloc_range,
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index a5da750..a59801d 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -2948,20 +2948,20 @@
ret = qgroup_reserve(root, num_bytes, enforce);
if (ret < 0)
return ret;
- atomic_add(num_bytes, &root->qgroup_meta_rsv);
+ atomic64_add(num_bytes, &root->qgroup_meta_rsv);
return ret;
}
void btrfs_qgroup_free_meta_all(struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
- int reserved;
+ u64 reserved;
if (!test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags) ||
!is_fstree(root->objectid))
return;
- reserved = atomic_xchg(&root->qgroup_meta_rsv, 0);
+ reserved = atomic64_xchg(&root->qgroup_meta_rsv, 0);
if (reserved == 0)
return;
btrfs_qgroup_free_refroot(fs_info, root->objectid, reserved);
@@ -2976,8 +2976,8 @@
return;
BUG_ON(num_bytes != round_down(num_bytes, fs_info->nodesize));
- WARN_ON(atomic_read(&root->qgroup_meta_rsv) < num_bytes);
- atomic_sub(num_bytes, &root->qgroup_meta_rsv);
+ WARN_ON(atomic64_read(&root->qgroup_meta_rsv) < num_bytes);
+ atomic64_sub(num_bytes, &root->qgroup_meta_rsv);
btrfs_qgroup_free_refroot(fs_info, root->objectid, num_bytes);
}
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 456c890..a60d5bf 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -6305,8 +6305,13 @@
goto out;
}
+ /*
+ * Check that we don't overflow at later allocations, we request
+ * clone_sources_count + 1 items, and compare to unsigned long inside
+ * access_ok.
+ */
if (arg->clone_sources_count >
- ULLONG_MAX / sizeof(*arg->clone_sources)) {
+ ULONG_MAX / sizeof(struct clone_root) - 1) {
ret = -EINVAL;
goto out;
}
diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index 02a7a92..6d6eca3 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -327,7 +327,6 @@
static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags)
{
struct dentry *dir;
- struct fscrypt_info *ci;
int dir_has_key, cached_with_key;
if (flags & LOOKUP_RCU)
@@ -339,18 +338,11 @@
return 0;
}
- ci = d_inode(dir)->i_crypt_info;
- if (ci && ci->ci_keyring_key &&
- (ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) |
- (1 << KEY_FLAG_REVOKED) |
- (1 << KEY_FLAG_DEAD))))
- ci = NULL;
-
/* this should eventually be an flag in d_flags */
spin_lock(&dentry->d_lock);
cached_with_key = dentry->d_flags & DCACHE_ENCRYPTED_WITH_KEY;
spin_unlock(&dentry->d_lock);
- dir_has_key = (ci != NULL);
+ dir_has_key = (d_inode(dir)->i_crypt_info != NULL);
dput(dir);
/*
diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c
index 13052b8..37b4989 100644
--- a/fs/crypto/fname.c
+++ b/fs/crypto/fname.c
@@ -350,7 +350,7 @@
fname->disk_name.len = iname->len;
return 0;
}
- ret = fscrypt_get_crypt_info(dir);
+ ret = fscrypt_get_encryption_info(dir);
if (ret && ret != -EOPNOTSUPP)
return ret;
diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h
index fdbb8af..e39696e 100644
--- a/fs/crypto/fscrypt_private.h
+++ b/fs/crypto/fscrypt_private.h
@@ -67,7 +67,6 @@
u8 ci_filename_mode;
u8 ci_flags;
struct crypto_skcipher *ci_ctfm;
- struct key *ci_keyring_key;
u8 ci_master_key[FS_KEY_DESCRIPTOR_SIZE];
};
@@ -101,7 +100,4 @@
extern struct page *fscrypt_alloc_bounce_page(struct fscrypt_ctx *ctx,
gfp_t gfp_flags);
-/* keyinfo.c */
-extern int fscrypt_get_crypt_info(struct inode *);
-
#endif /* _FSCRYPT_PRIVATE_H */
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c
index d5d896f..8cdfddc 100644
--- a/fs/crypto/keyinfo.c
+++ b/fs/crypto/keyinfo.c
@@ -95,6 +95,7 @@
kfree(description);
if (IS_ERR(keyring_key))
return PTR_ERR(keyring_key);
+ down_read(&keyring_key->sem);
if (keyring_key->type != &key_type_logon) {
printk_once(KERN_WARNING
@@ -102,11 +103,9 @@
res = -ENOKEY;
goto out;
}
- down_read(&keyring_key->sem);
ukp = user_key_payload_locked(keyring_key);
if (ukp->datalen != sizeof(struct fscrypt_key)) {
res = -EINVAL;
- up_read(&keyring_key->sem);
goto out;
}
master_key = (struct fscrypt_key *)ukp->data;
@@ -117,17 +116,11 @@
"%s: key size incorrect: %d\n",
__func__, master_key->size);
res = -ENOKEY;
- up_read(&keyring_key->sem);
goto out;
}
res = derive_key_aes(ctx->nonce, master_key->raw, raw_key);
- up_read(&keyring_key->sem);
- if (res)
- goto out;
-
- crypt_info->ci_keyring_key = keyring_key;
- return 0;
out:
+ up_read(&keyring_key->sem);
key_put(keyring_key);
return res;
}
@@ -169,12 +162,11 @@
if (!ci)
return;
- key_put(ci->ci_keyring_key);
crypto_free_skcipher(ci->ci_ctfm);
kmem_cache_free(fscrypt_info_cachep, ci);
}
-int fscrypt_get_crypt_info(struct inode *inode)
+int fscrypt_get_encryption_info(struct inode *inode)
{
struct fscrypt_info *crypt_info;
struct fscrypt_context ctx;
@@ -184,21 +176,15 @@
u8 *raw_key = NULL;
int res;
+ if (inode->i_crypt_info)
+ return 0;
+
res = fscrypt_initialize(inode->i_sb->s_cop->flags);
if (res)
return res;
if (!inode->i_sb->s_cop->get_context)
return -EOPNOTSUPP;
-retry:
- crypt_info = ACCESS_ONCE(inode->i_crypt_info);
- if (crypt_info) {
- if (!crypt_info->ci_keyring_key ||
- key_validate(crypt_info->ci_keyring_key) == 0)
- return 0;
- fscrypt_put_encryption_info(inode, crypt_info);
- goto retry;
- }
res = inode->i_sb->s_cop->get_context(inode, &ctx, sizeof(ctx));
if (res < 0) {
@@ -229,7 +215,6 @@
crypt_info->ci_data_mode = ctx.contents_encryption_mode;
crypt_info->ci_filename_mode = ctx.filenames_encryption_mode;
crypt_info->ci_ctfm = NULL;
- crypt_info->ci_keyring_key = NULL;
memcpy(crypt_info->ci_master_key, ctx.master_key_descriptor,
sizeof(crypt_info->ci_master_key));
@@ -273,14 +258,8 @@
if (res)
goto out;
- kzfree(raw_key);
- raw_key = NULL;
- if (cmpxchg(&inode->i_crypt_info, NULL, crypt_info) != NULL) {
- put_crypt_info(crypt_info);
- goto retry;
- }
- return 0;
-
+ if (cmpxchg(&inode->i_crypt_info, NULL, crypt_info) == NULL)
+ crypt_info = NULL;
out:
if (res == -ENOKEY)
res = 0;
@@ -288,6 +267,7 @@
kzfree(raw_key);
return res;
}
+EXPORT_SYMBOL(fscrypt_get_encryption_info);
void fscrypt_put_encryption_info(struct inode *inode, struct fscrypt_info *ci)
{
@@ -305,17 +285,3 @@
put_crypt_info(ci);
}
EXPORT_SYMBOL(fscrypt_put_encryption_info);
-
-int fscrypt_get_encryption_info(struct inode *inode)
-{
- struct fscrypt_info *ci = inode->i_crypt_info;
-
- if (!ci ||
- (ci->ci_keyring_key &&
- (ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) |
- (1 << KEY_FLAG_REVOKED) |
- (1 << KEY_FLAG_DEAD)))))
- return fscrypt_get_crypt_info(inode);
- return 0;
-}
-EXPORT_SYMBOL(fscrypt_get_encryption_info);
diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c
index 14b76da..4908906 100644
--- a/fs/crypto/policy.c
+++ b/fs/crypto/policy.c
@@ -33,17 +33,10 @@
const struct fscrypt_policy *policy)
{
struct fscrypt_context ctx;
- int res;
if (!inode->i_sb->s_cop->set_context)
return -EOPNOTSUPP;
- if (inode->i_sb->s_cop->prepare_context) {
- res = inode->i_sb->s_cop->prepare_context(inode);
- if (res)
- return res;
- }
-
ctx.format = FS_ENCRYPTION_CONTEXT_FORMAT_V1;
memcpy(ctx.master_key_descriptor, policy->master_key_descriptor,
FS_KEY_DESCRIPTOR_SIZE);
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 30a9f21..375fb1c 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1169,10 +1169,9 @@
set_buffer_uptodate(dir_block);
err = ext4_handle_dirty_dirent_node(handle, inode, dir_block);
if (err)
- goto out;
+ return err;
set_buffer_verified(dir_block);
-out:
- return err;
+ return ext4_mark_inode_dirty(handle, inode);
}
static int ext4_convert_inline_data_nolock(handle_t *handle,
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 7385e6a..4247d8d 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5400,7 +5400,7 @@
* If there is inline data in the inode, the inode will normally not
* have data blocks allocated (it may have an external xattr block).
* Report at least one sector for such files, so tools like tar, rsync,
- * others doen't incorrectly think the file is completely sparse.
+ * others don't incorrectly think the file is completely sparse.
*/
if (unlikely(ext4_has_inline_data(inode)))
stat->blocks += (stat->size + 511) >> 9;
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index 578f8c3..c992ef2 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -511,7 +511,7 @@
if ((orig_start & ~(PAGE_MASK >> orig_inode->i_blkbits)) !=
(donor_start & ~(PAGE_MASK >> orig_inode->i_blkbits))) {
ext4_debug("ext4 move extent: orig and donor's start "
- "offset are not alligned [ino:orig %lu, donor %lu]\n",
+ "offsets are not aligned [ino:orig %lu, donor %lu]\n",
orig_inode->i_ino, donor_inode->i_ino);
return -EINVAL;
}
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 2e03a0a..a9448db 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1120,17 +1120,16 @@
EXT4_XATTR_NAME_ENCRYPTION_CONTEXT, ctx, len);
}
-static int ext4_prepare_context(struct inode *inode)
-{
- return ext4_convert_inline_data(inode);
-}
-
static int ext4_set_context(struct inode *inode, const void *ctx, size_t len,
void *fs_data)
{
handle_t *handle = fs_data;
int res, res2, retries = 0;
+ res = ext4_convert_inline_data(inode);
+ if (res)
+ return res;
+
/*
* If a journal handle was specified, then the encryption context is
* being set on a new inode via inheritance and is part of a larger
@@ -1196,7 +1195,6 @@
static const struct fscrypt_operations ext4_cryptops = {
.key_prefix = "ext4:",
.get_context = ext4_get_context,
- .prepare_context = ext4_prepare_context,
.set_context = ext4_set_context,
.dummy_context = ext4_dummy_context,
.is_encrypted = ext4_encrypted_inode,
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 67636ac..996e790 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -131,31 +131,26 @@
}
static int ext4_xattr_block_csum_verify(struct inode *inode,
- sector_t block_nr,
- struct ext4_xattr_header *hdr)
+ struct buffer_head *bh)
{
- if (ext4_has_metadata_csum(inode->i_sb) &&
- (hdr->h_checksum != ext4_xattr_block_csum(inode, block_nr, hdr)))
- return 0;
- return 1;
+ struct ext4_xattr_header *hdr = BHDR(bh);
+ int ret = 1;
+
+ if (ext4_has_metadata_csum(inode->i_sb)) {
+ lock_buffer(bh);
+ ret = (hdr->h_checksum == ext4_xattr_block_csum(inode,
+ bh->b_blocknr, hdr));
+ unlock_buffer(bh);
+ }
+ return ret;
}
static void ext4_xattr_block_csum_set(struct inode *inode,
- sector_t block_nr,
- struct ext4_xattr_header *hdr)
+ struct buffer_head *bh)
{
- if (!ext4_has_metadata_csum(inode->i_sb))
- return;
-
- hdr->h_checksum = ext4_xattr_block_csum(inode, block_nr, hdr);
-}
-
-static inline int ext4_handle_dirty_xattr_block(handle_t *handle,
- struct inode *inode,
- struct buffer_head *bh)
-{
- ext4_xattr_block_csum_set(inode, bh->b_blocknr, BHDR(bh));
- return ext4_handle_dirty_metadata(handle, inode, bh);
+ if (ext4_has_metadata_csum(inode->i_sb))
+ BHDR(bh)->h_checksum = ext4_xattr_block_csum(inode,
+ bh->b_blocknr, BHDR(bh));
}
static inline const struct xattr_handler *
@@ -233,7 +228,7 @@
if (BHDR(bh)->h_magic != cpu_to_le32(EXT4_XATTR_MAGIC) ||
BHDR(bh)->h_blocks != cpu_to_le32(1))
return -EFSCORRUPTED;
- if (!ext4_xattr_block_csum_verify(inode, bh->b_blocknr, BHDR(bh)))
+ if (!ext4_xattr_block_csum_verify(inode, bh))
return -EFSBADCRC;
error = ext4_xattr_check_names(BFIRST(bh), bh->b_data + bh->b_size,
bh->b_data);
@@ -618,23 +613,22 @@
}
}
+ ext4_xattr_block_csum_set(inode, bh);
/*
* Beware of this ugliness: Releasing of xattr block references
* from different inodes can race and so we have to protect
* from a race where someone else frees the block (and releases
* its journal_head) before we are done dirtying the buffer. In
* nojournal mode this race is harmless and we actually cannot
- * call ext4_handle_dirty_xattr_block() with locked buffer as
+ * call ext4_handle_dirty_metadata() with locked buffer as
* that function can call sync_dirty_buffer() so for that case
* we handle the dirtying after unlocking the buffer.
*/
if (ext4_handle_valid(handle))
- error = ext4_handle_dirty_xattr_block(handle, inode,
- bh);
+ error = ext4_handle_dirty_metadata(handle, inode, bh);
unlock_buffer(bh);
if (!ext4_handle_valid(handle))
- error = ext4_handle_dirty_xattr_block(handle, inode,
- bh);
+ error = ext4_handle_dirty_metadata(handle, inode, bh);
if (IS_SYNC(inode))
ext4_handle_sync(handle);
dquot_free_block(inode, EXT4_C2B(EXT4_SB(inode->i_sb), 1));
@@ -863,13 +857,14 @@
ext4_xattr_cache_insert(ext4_mb_cache,
bs->bh);
}
+ ext4_xattr_block_csum_set(inode, bs->bh);
unlock_buffer(bs->bh);
if (error == -EFSCORRUPTED)
goto bad_block;
if (!error)
- error = ext4_handle_dirty_xattr_block(handle,
- inode,
- bs->bh);
+ error = ext4_handle_dirty_metadata(handle,
+ inode,
+ bs->bh);
if (error)
goto cleanup;
goto inserted;
@@ -967,10 +962,11 @@
ce->e_reusable = 0;
ea_bdebug(new_bh, "reusing; refcount now=%d",
ref);
+ ext4_xattr_block_csum_set(inode, new_bh);
unlock_buffer(new_bh);
- error = ext4_handle_dirty_xattr_block(handle,
- inode,
- new_bh);
+ error = ext4_handle_dirty_metadata(handle,
+ inode,
+ new_bh);
if (error)
goto cleanup_dquot;
}
@@ -1020,11 +1016,12 @@
goto getblk_failed;
}
memcpy(new_bh->b_data, s->base, new_bh->b_size);
+ ext4_xattr_block_csum_set(inode, new_bh);
set_buffer_uptodate(new_bh);
unlock_buffer(new_bh);
ext4_xattr_cache_insert(ext4_mb_cache, new_bh);
- error = ext4_handle_dirty_xattr_block(handle,
- inode, new_bh);
+ error = ext4_handle_dirty_metadata(handle, inode,
+ new_bh);
if (error)
goto cleanup;
}
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 8f96461..7163fe0 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -695,14 +695,11 @@
inode = new_inode(sb);
if (inode) {
- struct hugetlbfs_inode_info *info;
inode->i_ino = get_next_ino();
inode->i_mode = S_IFDIR | config->mode;
inode->i_uid = config->uid;
inode->i_gid = config->gid;
inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
- info = HUGETLBFS_I(inode);
- mpol_shared_policy_init(&info->policy, NULL);
inode->i_op = &hugetlbfs_dir_inode_operations;
inode->i_fop = &simple_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
@@ -733,7 +730,6 @@
inode = new_inode(sb);
if (inode) {
- struct hugetlbfs_inode_info *info;
inode->i_ino = get_next_ino();
inode_init_owner(inode, dir, mode);
lockdep_set_class(&inode->i_mapping->i_mmap_rwsem,
@@ -741,15 +737,6 @@
inode->i_mapping->a_ops = &hugetlbfs_aops;
inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
inode->i_mapping->private_data = resv_map;
- info = HUGETLBFS_I(inode);
- /*
- * The policy is initialized here even if we are creating a
- * private inode because initialization simply creates an
- * an empty rb tree and calls rwlock_init(), later when we
- * call mpol_free_shared_policy() it will just return because
- * the rb tree will still be empty.
- */
- mpol_shared_policy_init(&info->policy, NULL);
switch (mode & S_IFMT) {
default:
init_special_inode(inode, mode, dev);
@@ -937,6 +924,18 @@
hugetlbfs_inc_free_inodes(sbinfo);
return NULL;
}
+
+ /*
+ * Any time after allocation, hugetlbfs_destroy_inode can be called
+ * for the inode. mpol_free_shared_policy is unconditionally called
+ * as part of hugetlbfs_destroy_inode. So, initialize policy here
+ * in case of a quick call to destroy.
+ *
+ * Note that the policy is initialized even if we are creating a
+ * private inode. This simplifies hugetlbfs_destroy_inode.
+ */
+ mpol_shared_policy_init(&p->policy, NULL);
+
return &p->vfs_inode;
}
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index a1a359b..5adc2fb 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1125,10 +1125,8 @@
/* Set up a default-sized revoke table for the new mount. */
err = jbd2_journal_init_revoke(journal, JOURNAL_REVOKE_DEFAULT_HASH);
- if (err) {
- kfree(journal);
- return NULL;
- }
+ if (err)
+ goto err_cleanup;
spin_lock_init(&journal->j_history_lock);
@@ -1145,23 +1143,25 @@
journal->j_wbufsize = n;
journal->j_wbuf = kmalloc_array(n, sizeof(struct buffer_head *),
GFP_KERNEL);
- if (!journal->j_wbuf) {
- kfree(journal);
- return NULL;
- }
+ if (!journal->j_wbuf)
+ goto err_cleanup;
bh = getblk_unmovable(journal->j_dev, start, journal->j_blocksize);
if (!bh) {
pr_err("%s: Cannot get buffer for journal superblock\n",
__func__);
- kfree(journal->j_wbuf);
- kfree(journal);
- return NULL;
+ goto err_cleanup;
}
journal->j_sb_buffer = bh;
journal->j_superblock = (journal_superblock_t *)bh->b_data;
return journal;
+
+err_cleanup:
+ kfree(journal->j_wbuf);
+ jbd2_journal_destroy_revoke(journal);
+ kfree(journal);
+ return NULL;
}
/* jbd2_journal_init_dev and jbd2_journal_init_inode:
diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index cfc38b5..f9aefcd 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -280,6 +280,7 @@
fail1:
jbd2_journal_destroy_revoke_table(journal->j_revoke_table[0]);
+ journal->j_revoke_table[0] = NULL;
fail0:
return -ENOMEM;
}
diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c
index 8e4dc7a..ac2dfe0 100644
--- a/fs/kernfs/file.c
+++ b/fs/kernfs/file.c
@@ -809,7 +809,8 @@
if (kn->flags & KERNFS_HAS_MMAP)
unmap_mapping_range(inode->i_mapping, 0, 0, 1);
- kernfs_release_file(kn, of);
+ if (kn->flags & KERNFS_HAS_RELEASE)
+ kernfs_release_file(kn, of);
}
mutex_unlock(&kernfs_open_file_mutex);
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index fb499a3..f92ba8d 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -2055,7 +2055,7 @@
{
struct inode *old_inode = d_inode(old_dentry);
struct inode *new_inode = d_inode(new_dentry);
- struct dentry *dentry = NULL, *rehash = NULL;
+ struct dentry *dentry = NULL;
struct rpc_task *task;
int error = -EBUSY;
@@ -2078,10 +2078,8 @@
* To prevent any new references to the target during the
* rename, we unhash the dentry in advance.
*/
- if (!d_unhashed(new_dentry)) {
+ if (!d_unhashed(new_dentry))
d_drop(new_dentry);
- rehash = new_dentry;
- }
if (d_count(new_dentry) > 2) {
int err;
@@ -2098,7 +2096,6 @@
goto out;
new_dentry = dentry;
- rehash = NULL;
new_inode = NULL;
}
}
@@ -2119,8 +2116,6 @@
error = task->tk_status;
rpc_put_task(task);
out:
- if (rehash)
- d_rehash(rehash);
trace_nfs_rename_exit(old_dir, old_dentry,
new_dir, new_dentry, error);
/* new dentry created? */
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index 44347f4..acd30ba 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -202,10 +202,10 @@
task->tk_status);
nfs4_mark_deviceid_unavailable(devid);
pnfs_error_mark_layout_for_return(inode, lseg);
- pnfs_set_lo_fail(lseg);
rpc_wake_up(&tbl->slot_tbl_waitq);
/* fall through */
default:
+ pnfs_set_lo_fail(lseg);
reset:
dprintk("%s Retry through MDS. Error %d\n", __func__,
task->tk_status);
@@ -560,49 +560,17 @@
return PNFS_ATTEMPTED;
}
-/*
- * filelayout_check_layout()
- *
- * Make sure layout segment parameters are sane WRT the device.
- * At this point no generic layer initialization of the lseg has occurred,
- * and nothing has been added to the layout_hdr cache.
- *
- */
static int
-filelayout_check_layout(struct pnfs_layout_hdr *lo,
- struct nfs4_filelayout_segment *fl,
- struct nfs4_layoutget_res *lgr,
- struct nfs4_deviceid *id,
- gfp_t gfp_flags)
+filelayout_check_deviceid(struct pnfs_layout_hdr *lo,
+ struct nfs4_filelayout_segment *fl,
+ gfp_t gfp_flags)
{
struct nfs4_deviceid_node *d;
struct nfs4_file_layout_dsaddr *dsaddr;
int status = -EINVAL;
- dprintk("--> %s\n", __func__);
-
- /* FIXME: remove this check when layout segment support is added */
- if (lgr->range.offset != 0 ||
- lgr->range.length != NFS4_MAX_UINT64) {
- dprintk("%s Only whole file layouts supported. Use MDS i/o\n",
- __func__);
- goto out;
- }
-
- if (fl->pattern_offset > lgr->range.offset) {
- dprintk("%s pattern_offset %lld too large\n",
- __func__, fl->pattern_offset);
- goto out;
- }
-
- if (!fl->stripe_unit) {
- dprintk("%s Invalid stripe unit (%u)\n",
- __func__, fl->stripe_unit);
- goto out;
- }
-
/* find and reference the deviceid */
- d = nfs4_find_get_deviceid(NFS_SERVER(lo->plh_inode), id,
+ d = nfs4_find_get_deviceid(NFS_SERVER(lo->plh_inode), &fl->deviceid,
lo->plh_lc_cred, gfp_flags);
if (d == NULL)
goto out;
@@ -628,14 +596,56 @@
__func__, fl->num_fh);
goto out_put;
}
+ status = 0;
+out:
+ return status;
+out_put:
+ nfs4_fl_put_deviceid(dsaddr);
+ goto out;
+}
+
+/*
+ * filelayout_check_layout()
+ *
+ * Make sure layout segment parameters are sane WRT the device.
+ * At this point no generic layer initialization of the lseg has occurred,
+ * and nothing has been added to the layout_hdr cache.
+ *
+ */
+static int
+filelayout_check_layout(struct pnfs_layout_hdr *lo,
+ struct nfs4_filelayout_segment *fl,
+ struct nfs4_layoutget_res *lgr,
+ gfp_t gfp_flags)
+{
+ int status = -EINVAL;
+
+ dprintk("--> %s\n", __func__);
+
+ /* FIXME: remove this check when layout segment support is added */
+ if (lgr->range.offset != 0 ||
+ lgr->range.length != NFS4_MAX_UINT64) {
+ dprintk("%s Only whole file layouts supported. Use MDS i/o\n",
+ __func__);
+ goto out;
+ }
+
+ if (fl->pattern_offset > lgr->range.offset) {
+ dprintk("%s pattern_offset %lld too large\n",
+ __func__, fl->pattern_offset);
+ goto out;
+ }
+
+ if (!fl->stripe_unit) {
+ dprintk("%s Invalid stripe unit (%u)\n",
+ __func__, fl->stripe_unit);
+ goto out;
+ }
status = 0;
out:
dprintk("--> %s returns %d\n", __func__, status);
return status;
-out_put:
- nfs4_fl_put_deviceid(dsaddr);
- goto out;
}
static void _filelayout_free_lseg(struct nfs4_filelayout_segment *fl)
@@ -657,7 +667,6 @@
filelayout_decode_layout(struct pnfs_layout_hdr *flo,
struct nfs4_filelayout_segment *fl,
struct nfs4_layoutget_res *lgr,
- struct nfs4_deviceid *id,
gfp_t gfp_flags)
{
struct xdr_stream stream;
@@ -682,9 +691,9 @@
if (unlikely(!p))
goto out_err;
- memcpy(id, p, sizeof(*id));
+ memcpy(&fl->deviceid, p, sizeof(fl->deviceid));
p += XDR_QUADLEN(NFS4_DEVICEID4_SIZE);
- nfs4_print_deviceid(id);
+ nfs4_print_deviceid(&fl->deviceid);
nfl_util = be32_to_cpup(p++);
if (nfl_util & NFL4_UFLG_COMMIT_THRU_MDS)
@@ -831,15 +840,14 @@
{
struct nfs4_filelayout_segment *fl;
int rc;
- struct nfs4_deviceid id;
dprintk("--> %s\n", __func__);
fl = kzalloc(sizeof(*fl), gfp_flags);
if (!fl)
return NULL;
- rc = filelayout_decode_layout(layoutid, fl, lgr, &id, gfp_flags);
- if (rc != 0 || filelayout_check_layout(layoutid, fl, lgr, &id, gfp_flags)) {
+ rc = filelayout_decode_layout(layoutid, fl, lgr, gfp_flags);
+ if (rc != 0 || filelayout_check_layout(layoutid, fl, lgr, gfp_flags)) {
_filelayout_free_lseg(fl);
return NULL;
}
@@ -888,18 +896,51 @@
return min(stripe_unit - (unsigned int)stripe_offset, size);
}
+static struct pnfs_layout_segment *
+fl_pnfs_update_layout(struct inode *ino,
+ struct nfs_open_context *ctx,
+ loff_t pos,
+ u64 count,
+ enum pnfs_iomode iomode,
+ bool strict_iomode,
+ gfp_t gfp_flags)
+{
+ struct pnfs_layout_segment *lseg = NULL;
+ struct pnfs_layout_hdr *lo;
+ struct nfs4_filelayout_segment *fl;
+ int status;
+
+ lseg = pnfs_update_layout(ino, ctx, pos, count, iomode, strict_iomode,
+ gfp_flags);
+ if (!lseg)
+ lseg = ERR_PTR(-ENOMEM);
+ if (IS_ERR(lseg))
+ goto out;
+
+ lo = NFS_I(ino)->layout;
+ fl = FILELAYOUT_LSEG(lseg);
+
+ status = filelayout_check_deviceid(lo, fl, gfp_flags);
+ if (status)
+ lseg = ERR_PTR(status);
+out:
+ if (IS_ERR(lseg))
+ pnfs_put_lseg(lseg);
+ return lseg;
+}
+
static void
filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
if (!pgio->pg_lseg) {
- pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode,
- req->wb_context,
- 0,
- NFS4_MAX_UINT64,
- IOMODE_READ,
- false,
- GFP_KERNEL);
+ pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
+ req->wb_context,
+ 0,
+ NFS4_MAX_UINT64,
+ IOMODE_READ,
+ false,
+ GFP_KERNEL);
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
@@ -919,13 +960,13 @@
int status;
if (!pgio->pg_lseg) {
- pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode,
- req->wb_context,
- 0,
- NFS4_MAX_UINT64,
- IOMODE_RW,
- false,
- GFP_NOFS);
+ pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
+ req->wb_context,
+ 0,
+ NFS4_MAX_UINT64,
+ IOMODE_RW,
+ false,
+ GFP_NOFS);
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
diff --git a/fs/nfs/filelayout/filelayout.h b/fs/nfs/filelayout/filelayout.h
index 2896cb8..79323b5 100644
--- a/fs/nfs/filelayout/filelayout.h
+++ b/fs/nfs/filelayout/filelayout.h
@@ -55,15 +55,16 @@
};
struct nfs4_filelayout_segment {
- struct pnfs_layout_segment generic_hdr;
- u32 stripe_type;
- u32 commit_through_mds;
- u32 stripe_unit;
- u32 first_stripe_index;
- u64 pattern_offset;
- struct nfs4_file_layout_dsaddr *dsaddr; /* Point to GETDEVINFO data */
- unsigned int num_fh;
- struct nfs_fh **fh_array;
+ struct pnfs_layout_segment generic_hdr;
+ u32 stripe_type;
+ u32 commit_through_mds;
+ u32 stripe_unit;
+ u32 first_stripe_index;
+ u64 pattern_offset;
+ struct nfs4_deviceid deviceid;
+ struct nfs4_file_layout_dsaddr *dsaddr; /* Point to GETDEVINFO data */
+ unsigned int num_fh;
+ struct nfs_fh **fh_array;
};
struct nfs4_filelayout {
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index 85fde93..457cfeb 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -208,6 +208,10 @@
} else
goto outerr;
}
+
+ if (IS_ERR(mirror->mirror_ds))
+ goto outerr;
+
if (mirror->mirror_ds->ds == NULL) {
struct nfs4_deviceid_node *devid;
devid = &mirror->mirror_ds->id_node;
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index c780d98..201ca3f 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2442,17 +2442,14 @@
}
nfs4_stateid_copy(&stateid, &delegation->stateid);
- if (test_bit(NFS_DELEGATION_REVOKED, &delegation->flags)) {
+ if (test_bit(NFS_DELEGATION_REVOKED, &delegation->flags) ||
+ !test_and_clear_bit(NFS_DELEGATION_TEST_EXPIRED,
+ &delegation->flags)) {
rcu_read_unlock();
nfs_finish_clear_delegation_stateid(state, &stateid);
return;
}
- if (!test_and_clear_bit(NFS_DELEGATION_TEST_EXPIRED, &delegation->flags)) {
- rcu_read_unlock();
- return;
- }
-
cred = get_rpccred(delegation->cred);
rcu_read_unlock();
status = nfs41_test_and_free_expired_stateid(server, &stateid, cred);
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 73e75ac..8bf8f66 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -538,13 +538,21 @@
static ssize_t
nfsd_print_version_support(char *buf, int remaining, const char *sep,
- unsigned vers, unsigned minor)
+ unsigned vers, int minor)
{
- const char *format = (minor == 0) ? "%s%c%u" : "%s%c%u.%u";
+ const char *format = minor < 0 ? "%s%c%u" : "%s%c%u.%u";
bool supported = !!nfsd_vers(vers, NFSD_TEST);
- if (vers == 4 && !nfsd_minorversion(minor, NFSD_TEST))
+ if (vers == 4 && minor >= 0 &&
+ !nfsd_minorversion(minor, NFSD_TEST))
supported = false;
+ if (minor == 0 && supported)
+ /*
+ * special case for backward compatability.
+ * +4.0 is never reported, it is implied by
+ * +4, unless -4.0 is present.
+ */
+ return 0;
return snprintf(buf, remaining, format, sep,
supported ? '+' : '-', vers, minor);
}
@@ -554,7 +562,6 @@
char *mesg = buf;
char *vers, *minorp, sign;
int len, num, remaining;
- unsigned minor;
ssize_t tlen = 0;
char *sep;
struct nfsd_net *nn = net_generic(netns(file), nfsd_net_id);
@@ -575,6 +582,7 @@
if (len <= 0) return -EINVAL;
do {
enum vers_op cmd;
+ unsigned minor;
sign = *vers;
if (sign == '+' || sign == '-')
num = simple_strtol((vers+1), &minorp, 0);
@@ -585,8 +593,8 @@
return -EINVAL;
if (kstrtouint(minorp+1, 0, &minor) < 0)
return -EINVAL;
- } else
- minor = 0;
+ }
+
cmd = sign == '-' ? NFSD_CLEAR : NFSD_SET;
switch(num) {
case 2:
@@ -594,8 +602,20 @@
nfsd_vers(num, cmd);
break;
case 4:
- if (nfsd_minorversion(minor, cmd) >= 0)
- break;
+ if (*minorp == '.') {
+ if (nfsd_minorversion(minor, cmd) < 0)
+ return -EINVAL;
+ } else if ((cmd == NFSD_SET) != nfsd_vers(num, NFSD_TEST)) {
+ /*
+ * Either we have +4 and no minors are enabled,
+ * or we have -4 and at least one minor is enabled.
+ * In either case, propagate 'cmd' to all minors.
+ */
+ minor = 0;
+ while (nfsd_minorversion(minor, cmd) >= 0)
+ minor++;
+ }
+ break;
default:
return -EINVAL;
}
@@ -612,9 +632,11 @@
sep = "";
remaining = SIMPLE_TRANSACTION_LIMIT;
for (num=2 ; num <= 4 ; num++) {
+ int minor;
if (!nfsd_vers(num, NFSD_AVAIL))
continue;
- minor = 0;
+
+ minor = -1;
do {
len = nfsd_print_version_support(buf, remaining,
sep, num, minor);
@@ -624,7 +646,8 @@
buf += len;
tlen += len;
minor++;
- sep = " ";
+ if (len)
+ sep = " ";
} while (num == 4 && minor <= NFSD_SUPPORTED_MINOR_VERSION);
}
out:
diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c
index fa82b77..03a7e9d 100644
--- a/fs/nfsd/nfsproc.c
+++ b/fs/nfsd/nfsproc.c
@@ -786,6 +786,7 @@
{ nfserr_serverfault, -ESERVERFAULT },
{ nfserr_serverfault, -ENFILE },
{ nfserr_io, -EUCLEAN },
+ { nfserr_perm, -ENOKEY },
};
int i;
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 786a4a2..31e1f95 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -167,7 +167,8 @@
int nfsd_minorversion(u32 minorversion, enum vers_op change)
{
- if (minorversion > NFSD_SUPPORTED_MINOR_VERSION)
+ if (minorversion > NFSD_SUPPORTED_MINOR_VERSION &&
+ change != NFSD_AVAIL)
return -1;
switch(change) {
case NFSD_SET:
@@ -415,23 +416,20 @@
void nfsd_reset_versions(void)
{
- int found_one = 0;
int i;
- for (i = NFSD_MINVERS; i < NFSD_NRVERS; i++) {
- if (nfsd_program.pg_vers[i])
- found_one = 1;
- }
+ for (i = 0; i < NFSD_NRVERS; i++)
+ if (nfsd_vers(i, NFSD_TEST))
+ return;
- if (!found_one) {
- for (i = NFSD_MINVERS; i < NFSD_NRVERS; i++)
- nfsd_program.pg_vers[i] = nfsd_version[i];
-#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
- for (i = NFSD_ACL_MINVERS; i < NFSD_ACL_NRVERS; i++)
- nfsd_acl_program.pg_vers[i] =
- nfsd_acl_version[i];
-#endif
- }
+ for (i = 0; i < NFSD_NRVERS; i++)
+ if (i != 4)
+ nfsd_vers(i, NFSD_SET);
+ else {
+ int minor = 0;
+ while (nfsd_minorversion(minor, NFSD_SET) >= 0)
+ minor++;
+ }
}
/*
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
index 4df64a1..532372c 100644
--- a/include/asm-generic/sections.h
+++ b/include/asm-generic/sections.h
@@ -14,8 +14,8 @@
* [_sdata, _edata]: contains .data.* sections, may also contain .rodata.*
* and/or .init.* sections.
* [__start_rodata, __end_rodata]: contains .rodata.* sections
- * [__start_data_ro_after_init, __end_data_ro_after_init]:
- * contains data.ro_after_init section
+ * [__start_ro_after_init, __end_ro_after_init]:
+ * contains .data..ro_after_init section
* [__init_begin, __init_end]: contains .init.* sections, but .init.text.*
* may be out of this range on some architectures.
* [_sinittext, _einittext]: contains .init.text.* sections
@@ -33,7 +33,7 @@
extern char __bss_start[], __bss_stop[];
extern char __init_begin[], __init_end[];
extern char _sinittext[], _einittext[];
-extern char __start_data_ro_after_init[], __end_data_ro_after_init[];
+extern char __start_ro_after_init[], __end_ro_after_init[];
extern char _end[];
extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[];
extern char __kprobes_text_start[], __kprobes_text_end[];
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 0968d13..7cdfe16 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -173,6 +173,7 @@
KEEP(*(__##name##_of_table_end))
#define CLKSRC_OF_TABLES() OF_TABLE(CONFIG_CLKSRC_OF, clksrc)
+#define CLKEVT_OF_TABLES() OF_TABLE(CONFIG_CLKEVT_OF, clkevt)
#define IRQCHIP_OF_MATCH_TABLE() OF_TABLE(CONFIG_IRQCHIP, irqchip)
#define CLK_OF_TABLES() OF_TABLE(CONFIG_COMMON_CLK, clk)
#define IOMMU_OF_TABLES() OF_TABLE(CONFIG_OF_IOMMU, iommu)
@@ -260,9 +261,9 @@
*/
#ifndef RO_AFTER_INIT_DATA
#define RO_AFTER_INIT_DATA \
- __start_data_ro_after_init = .; \
+ __start_ro_after_init = .; \
*(.data..ro_after_init) \
- __end_data_ro_after_init = .;
+ __end_ro_after_init = .;
#endif
/*
@@ -559,6 +560,7 @@
CLK_OF_TABLES() \
RESERVEDMEM_OF_TABLES() \
CLKSRC_OF_TABLES() \
+ CLKEVT_OF_TABLES() \
IOMMU_OF_TABLES() \
CPU_METHOD_OF_TABLES() \
CPUIDLE_METHOD_OF_TABLES() \
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index ed953f9..1487011 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -229,6 +229,8 @@
* @ref_type: The type of reference.
* @existed: Upon completion, indicates that an identical reference object
* already existed, and the refcount was upped on that object instead.
+ * @require_existed: Fail with -EPERM if an identical ref object didn't
+ * already exist.
*
* Checks that the base object is shareable and adds a ref object to it.
*
@@ -243,7 +245,8 @@
*/
extern int ttm_ref_object_add(struct ttm_object_file *tfile,
struct ttm_base_object *base,
- enum ttm_ref_type ref_type, bool *existed);
+ enum ttm_ref_type ref_type, bool *existed,
+ bool require_existed);
extern bool ttm_ref_object_exists(struct ttm_object_file *tfile,
struct ttm_base_object *base);
diff --git a/include/linux/ccp.h b/include/linux/ccp.h
index c71dd8f..c41b8d99 100644
--- a/include/linux/ccp.h
+++ b/include/linux/ccp.h
@@ -556,7 +556,7 @@
* struct ccp_cmd - CCP operation request
* @entry: list element (ccp driver use only)
* @work: work element used for callbacks (ccp driver use only)
- * @ccp: CCP device to be run on (ccp driver use only)
+ * @ccp: CCP device to be run on
* @ret: operation return code (ccp driver use only)
* @flags: cmd processing flags
* @engine: CCP operation to perform
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 5d3053c..6d7edc3 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -229,7 +229,7 @@
#ifdef CONFIG_CLKEVT_PROBE
extern int clockevent_probe(void);
-#els
+#else
static inline int clockevent_probe(void) { return 0; }
#endif
diff --git a/include/linux/fscrypt_common.h b/include/linux/fscrypt_common.h
index 547f815..10c1abf 100644
--- a/include/linux/fscrypt_common.h
+++ b/include/linux/fscrypt_common.h
@@ -87,7 +87,6 @@
unsigned int flags;
const char *key_prefix;
int (*get_context)(struct inode *, void *, size_t);
- int (*prepare_context)(struct inode *);
int (*set_context)(struct inode *, const void *, size_t, void *);
int (*dummy_context)(struct inode *);
bool (*is_encrypted)(struct inode *);
diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h
index 78d59db..88b6737 100644
--- a/include/linux/hwmon.h
+++ b/include/linux/hwmon.h
@@ -88,6 +88,7 @@
#define HWMON_T_CRIT_HYST BIT(hwmon_temp_crit_hyst)
#define HWMON_T_EMERGENCY BIT(hwmon_temp_emergency)
#define HWMON_T_EMERGENCY_HYST BIT(hwmon_temp_emergency_hyst)
+#define HWMON_T_ALARM BIT(hwmon_temp_alarm)
#define HWMON_T_MIN_ALARM BIT(hwmon_temp_min_alarm)
#define HWMON_T_MAX_ALARM BIT(hwmon_temp_max_alarm)
#define HWMON_T_CRIT_ALARM BIT(hwmon_temp_crit_alarm)
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 62bbf3c..970771a 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -845,6 +845,13 @@
* link up channels based on their CPU affinity.
*/
struct list_head percpu_list;
+
+ /*
+ * Defer freeing channel until after all cpu's have
+ * gone through grace period.
+ */
+ struct rcu_head rcu;
+
/*
* For performance critical channels (storage, networking
* etc,), Hyper-V has a mechanism to enhance the throughput
@@ -1430,9 +1437,6 @@
const int *srv_version, int srv_vercnt,
int *nego_fw_version, int *nego_srv_version);
-void hv_event_tasklet_disable(struct vmbus_channel *channel);
-void hv_event_tasklet_enable(struct vmbus_channel *channel);
-
void hv_process_channel_removal(struct vmbus_channel *channel, u32 relid);
void vmbus_setevent(struct vmbus_channel *channel);
diff --git a/include/linux/iio/sw_device.h b/include/linux/iio/sw_device.h
index 23ca415..fa79319 100644
--- a/include/linux/iio/sw_device.h
+++ b/include/linux/iio/sw_device.h
@@ -62,7 +62,7 @@
const char *name,
struct config_item_type *type)
{
-#ifdef CONFIG_CONFIGFS_FS
+#if IS_ENABLED(CONFIG_CONFIGFS_FS)
config_group_init_type_name(&d->group, name, type);
#endif
}
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 6a6de18..2e4de0d 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -125,9 +125,16 @@
};
/* These are the possible reserved region types */
-#define IOMMU_RESV_DIRECT (1 << 0)
-#define IOMMU_RESV_RESERVED (1 << 1)
-#define IOMMU_RESV_MSI (1 << 2)
+enum iommu_resv_type {
+ /* Memory regions which must be mapped 1:1 at all times */
+ IOMMU_RESV_DIRECT,
+ /* Arbitrary "never map this or give it to a device" address ranges */
+ IOMMU_RESV_RESERVED,
+ /* Hardware MSI region (untranslated) */
+ IOMMU_RESV_MSI,
+ /* Software-managed MSI translation window */
+ IOMMU_RESV_SW_MSI,
+};
/**
* struct iommu_resv_region - descriptor for a reserved memory region
@@ -142,7 +149,7 @@
phys_addr_t start;
size_t length;
int prot;
- int type;
+ enum iommu_resv_type type;
};
#ifdef CONFIG_IOMMU_API
@@ -288,7 +295,8 @@
extern void iommu_put_resv_regions(struct device *dev, struct list_head *list);
extern int iommu_request_dm_for_dev(struct device *dev);
extern struct iommu_resv_region *
-iommu_alloc_resv_region(phys_addr_t start, size_t length, int prot, int type);
+iommu_alloc_resv_region(phys_addr_t start, size_t length, int prot,
+ enum iommu_resv_type type);
extern int iommu_get_group_resv_regions(struct iommu_group *group,
struct list_head *head);
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 5734480c9..a5c7046 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -76,6 +76,9 @@
static inline void kasan_unpoison_slab(const void *ptr) { ksize(ptr); }
size_t kasan_metadata_size(struct kmem_cache *cache);
+bool kasan_save_enable_multi_shot(void);
+void kasan_restore_multi_shot(bool enabled);
+
#else /* CONFIG_KASAN */
static inline void kasan_unpoison_shadow(const void *address, size_t size) {}
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 2c14ad9..d025074 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -162,8 +162,8 @@
int len, void *val);
int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
int len, struct kvm_io_device *dev);
-int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
- struct kvm_io_device *dev);
+void kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
+ struct kvm_io_device *dev);
struct kvm_io_device *kvm_io_bus_get_dev(struct kvm *kvm, enum kvm_bus bus_idx,
gpa_t addr);
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 5af3773..bb7250c 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -740,6 +740,12 @@
return false;
}
+static inline void mem_cgroup_update_page_stat(struct page *page,
+ enum mem_cgroup_stat_index idx,
+ int nr)
+{
+}
+
static inline void mem_cgroup_inc_page_stat(struct page *page,
enum mem_cgroup_stat_index idx)
{
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index 7a01c94..3eef9fb 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -35,10 +35,11 @@
* Max bus-specific overhead incurred by request/responses.
* I2C requires 1 additional byte for requests.
* I2C requires 2 additional bytes for responses.
+ * SPI requires up to 32 additional bytes for responses.
* */
#define EC_PROTO_VERSION_UNKNOWN 0
#define EC_MAX_REQUEST_OVERHEAD 1
-#define EC_MAX_RESPONSE_OVERHEAD 2
+#define EC_MAX_RESPONSE_OVERHEAD 32
/*
* Command interface between EC and AP, for LPC, I2C and SPI interfaces.
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5f01c88..00a8fa7 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -32,6 +32,8 @@
struct writeback_control;
struct bdi_writeback;
+void init_mm_internals(void);
+
#ifndef CONFIG_NEED_MULTIPLE_NODES /* Don't use mapnrs, do it properly */
extern unsigned long max_mapnr;
diff --git a/include/linux/omap-gpmc.h b/include/linux/omap-gpmc.h
index 35d0fd7..fd0de00 100644
--- a/include/linux/omap-gpmc.h
+++ b/include/linux/omap-gpmc.h
@@ -76,22 +76,12 @@
struct omap_nand_platform_data;
struct omap_onenand_platform_data;
-#if IS_ENABLED(CONFIG_MTD_NAND_OMAP2)
-extern int gpmc_nand_init(struct omap_nand_platform_data *d,
- struct gpmc_timings *gpmc_t);
-#else
-static inline int gpmc_nand_init(struct omap_nand_platform_data *d,
- struct gpmc_timings *gpmc_t)
-{
- return 0;
-}
-#endif
-
#if IS_ENABLED(CONFIG_MTD_ONENAND_OMAP2)
-extern void gpmc_onenand_init(struct omap_onenand_platform_data *d);
+extern int gpmc_onenand_init(struct omap_onenand_platform_data *d);
#else
#define board_onenand_data NULL
-static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d)
+static inline int gpmc_onenand_init(struct omap_onenand_platform_data *d)
{
+ return 0;
}
#endif
diff --git a/include/linux/reset.h b/include/linux/reset.h
index 86b4ed7..96fb139 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -31,31 +31,26 @@
static inline int reset_control_reset(struct reset_control *rstc)
{
- WARN_ON(1);
return 0;
}
static inline int reset_control_assert(struct reset_control *rstc)
{
- WARN_ON(1);
return 0;
}
static inline int reset_control_deassert(struct reset_control *rstc)
{
- WARN_ON(1);
return 0;
}
static inline int reset_control_status(struct reset_control *rstc)
{
- WARN_ON(1);
return 0;
}
static inline void reset_control_put(struct reset_control *rstc)
{
- WARN_ON(1);
}
static inline int __must_check device_reset(struct device *dev)
@@ -74,14 +69,14 @@
const char *id, int index, bool shared,
bool optional)
{
- return ERR_PTR(-ENOTSUPP);
+ return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline struct reset_control *__devm_reset_control_get(
struct device *dev, const char *id,
int index, bool shared, bool optional)
{
- return ERR_PTR(-ENOTSUPP);
+ return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
#endif /* CONFIG_RESET_CONTROLLER */
diff --git a/include/linux/sched/clock.h b/include/linux/sched/clock.h
index 4a68c67..34fe92c 100644
--- a/include/linux/sched/clock.h
+++ b/include/linux/sched/clock.h
@@ -54,15 +54,16 @@
}
#else
extern void sched_clock_init_late(void);
-/*
- * Architectures can set this to 1 if they have specified
- * CONFIG_HAVE_UNSTABLE_SCHED_CLOCK in their arch Kconfig,
- * but then during bootup it turns out that sched_clock()
- * is reliable after all:
- */
extern int sched_clock_stable(void);
extern void clear_sched_clock_stable(void);
+/*
+ * When sched_clock_stable(), __sched_clock_offset provides the offset
+ * between local_clock() and sched_clock().
+ */
+extern u64 __sched_clock_offset;
+
+
extern void sched_clock_tick(void);
extern void sched_clock_idle_sleep_event(void);
extern void sched_clock_idle_wakeup_event(u64 delta_ns);
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
index 1d0043d..de2a722 100644
--- a/include/linux/usb/quirks.h
+++ b/include/linux/usb/quirks.h
@@ -50,4 +50,10 @@
/* device can't handle Link Power Management */
#define USB_QUIRK_NO_LPM BIT(10)
+/*
+ * Device reports its bInterval as linear frames instead of the
+ * USB 2.0 calculation.
+ */
+#define USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL BIT(11)
+
#endif /* __LINUX_USB_QUIRKS_H */
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 0f1813c..99e4423 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1863,6 +1863,9 @@
};
struct ib_device {
+ /* Do not access @dma_device directly from ULP nor from HW drivers. */
+ struct device *dma_device;
+
char name[IB_DEVICE_NAME_MAX];
struct list_head event_handler_list;
@@ -3007,7 +3010,7 @@
*/
static inline int ib_dma_mapping_error(struct ib_device *dev, u64 dma_addr)
{
- return dma_mapping_error(&dev->dev, dma_addr);
+ return dma_mapping_error(dev->dma_device, dma_addr);
}
/**
@@ -3021,7 +3024,7 @@
void *cpu_addr, size_t size,
enum dma_data_direction direction)
{
- return dma_map_single(&dev->dev, cpu_addr, size, direction);
+ return dma_map_single(dev->dma_device, cpu_addr, size, direction);
}
/**
@@ -3035,7 +3038,7 @@
u64 addr, size_t size,
enum dma_data_direction direction)
{
- dma_unmap_single(&dev->dev, addr, size, direction);
+ dma_unmap_single(dev->dma_device, addr, size, direction);
}
/**
@@ -3052,7 +3055,7 @@
size_t size,
enum dma_data_direction direction)
{
- return dma_map_page(&dev->dev, page, offset, size, direction);
+ return dma_map_page(dev->dma_device, page, offset, size, direction);
}
/**
@@ -3066,7 +3069,7 @@
u64 addr, size_t size,
enum dma_data_direction direction)
{
- dma_unmap_page(&dev->dev, addr, size, direction);
+ dma_unmap_page(dev->dma_device, addr, size, direction);
}
/**
@@ -3080,7 +3083,7 @@
struct scatterlist *sg, int nents,
enum dma_data_direction direction)
{
- return dma_map_sg(&dev->dev, sg, nents, direction);
+ return dma_map_sg(dev->dma_device, sg, nents, direction);
}
/**
@@ -3094,7 +3097,7 @@
struct scatterlist *sg, int nents,
enum dma_data_direction direction)
{
- dma_unmap_sg(&dev->dev, sg, nents, direction);
+ dma_unmap_sg(dev->dma_device, sg, nents, direction);
}
static inline int ib_dma_map_sg_attrs(struct ib_device *dev,
@@ -3102,7 +3105,8 @@
enum dma_data_direction direction,
unsigned long dma_attrs)
{
- return dma_map_sg_attrs(&dev->dev, sg, nents, direction, dma_attrs);
+ return dma_map_sg_attrs(dev->dma_device, sg, nents, direction,
+ dma_attrs);
}
static inline void ib_dma_unmap_sg_attrs(struct ib_device *dev,
@@ -3110,7 +3114,7 @@
enum dma_data_direction direction,
unsigned long dma_attrs)
{
- dma_unmap_sg_attrs(&dev->dev, sg, nents, direction, dma_attrs);
+ dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, dma_attrs);
}
/**
* ib_sg_dma_address - Return the DMA address from a scatter/gather entry
@@ -3152,7 +3156,7 @@
size_t size,
enum dma_data_direction dir)
{
- dma_sync_single_for_cpu(&dev->dev, addr, size, dir);
+ dma_sync_single_for_cpu(dev->dma_device, addr, size, dir);
}
/**
@@ -3167,7 +3171,7 @@
size_t size,
enum dma_data_direction dir)
{
- dma_sync_single_for_device(&dev->dev, addr, size, dir);
+ dma_sync_single_for_device(dev->dma_device, addr, size, dir);
}
/**
@@ -3182,7 +3186,7 @@
dma_addr_t *dma_handle,
gfp_t flag)
{
- return dma_alloc_coherent(&dev->dev, size, dma_handle, flag);
+ return dma_alloc_coherent(dev->dma_device, size, dma_handle, flag);
}
/**
@@ -3196,7 +3200,7 @@
size_t size, void *cpu_addr,
dma_addr_t dma_handle)
{
- dma_free_coherent(&dev->dev, size, cpu_addr, dma_handle);
+ dma_free_coherent(dev->dma_device, size, cpu_addr, dma_handle);
}
/**
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 9b1462e..a076cf1 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -730,9 +730,11 @@
__SYSCALL(__NR_pkey_alloc, sys_pkey_alloc)
#define __NR_pkey_free 290
__SYSCALL(__NR_pkey_free, sys_pkey_free)
+#define __NR_statx 291
+__SYSCALL(__NR_statx, sys_statx)
#undef __NR_syscalls
-#define __NR_syscalls 291
+#define __NR_syscalls 292
/*
* All syscalls below here should go away really,
diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
index da7cd62..0b3d308 100644
--- a/include/uapi/rdma/mlx5-abi.h
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -34,6 +34,7 @@
#define MLX5_ABI_USER_H
#include <linux/types.h>
+#include <linux/if_ether.h> /* For ETH_ALEN. */
enum {
MLX5_QP_FLAG_SIGNATURE = 1 << 0,
@@ -66,7 +67,7 @@
};
enum mlx5_lib_caps {
- MLX5_LIB_CAP_4K_UAR = (u64)1 << 0,
+ MLX5_LIB_CAP_4K_UAR = (__u64)1 << 0,
};
struct mlx5_ib_alloc_ucontext_req_v2 {
diff --git a/include/video/exynos5433_decon.h b/include/video/exynos5433_decon.h
index ef8e2a8..6b083d3 100644
--- a/include/video/exynos5433_decon.h
+++ b/include/video/exynos5433_decon.h
@@ -46,6 +46,7 @@
#define DECON_FRAMEFIFO_STATUS 0x0524
#define DECON_CMU 0x1404
#define DECON_UPDATE 0x1410
+#define DECON_CRFMID 0x1414
#define DECON_UPDATE_SCHEME 0x1438
#define DECON_VIDCON1 0x2000
#define DECON_VIDCON2 0x2004
@@ -126,6 +127,10 @@
/* VIDINTCON0 */
#define VIDINTCON0_FRAMEDONE (1 << 17)
+#define VIDINTCON0_FRAMESEL_BP (0 << 15)
+#define VIDINTCON0_FRAMESEL_VS (1 << 15)
+#define VIDINTCON0_FRAMESEL_AC (2 << 15)
+#define VIDINTCON0_FRAMESEL_FP (3 << 15)
#define VIDINTCON0_INTFRMEN (1 << 12)
#define VIDINTCON0_INTEN (1 << 0)
@@ -142,6 +147,13 @@
#define STANDALONE_UPDATE_F (1 << 0)
/* DECON_VIDCON1 */
+#define VIDCON1_LINECNT_MASK (0x0fff << 16)
+#define VIDCON1_I80_ACTIVE (1 << 15)
+#define VIDCON1_VSTATUS_MASK (0x3 << 13)
+#define VIDCON1_VSTATUS_VS (0 << 13)
+#define VIDCON1_VSTATUS_BP (1 << 13)
+#define VIDCON1_VSTATUS_AC (2 << 13)
+#define VIDCON1_VSTATUS_FP (3 << 13)
#define VIDCON1_VCLK_MASK (0x3 << 9)
#define VIDCON1_VCLK_RUN_VDEN_DISABLE (0x3 << 9)
#define VIDCON1_VCLK_HOLD (0x0 << 9)
diff --git a/init/main.c b/init/main.c
index f9c9d99..b0c11cb 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1022,6 +1022,8 @@
workqueue_init();
+ init_mm_internals();
+
do_pre_smp_initcalls();
lockup_detector_init();
diff --git a/kernel/audit.c b/kernel/audit.c
index e794544..2f4964c 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -54,6 +54,10 @@
#include <linux/kthread.h>
#include <linux/kernel.h>
#include <linux/syscalls.h>
+#include <linux/spinlock.h>
+#include <linux/rcupdate.h>
+#include <linux/mutex.h>
+#include <linux/gfp.h>
#include <linux/audit.h>
@@ -90,13 +94,34 @@
/* If auditing cannot proceed, audit_failure selects what happens. */
static u32 audit_failure = AUDIT_FAIL_PRINTK;
-/*
- * If audit records are to be written to the netlink socket, audit_pid
- * contains the pid of the auditd process and audit_nlk_portid contains
- * the portid to use to send netlink messages to that process.
+/* private audit network namespace index */
+static unsigned int audit_net_id;
+
+/**
+ * struct audit_net - audit private network namespace data
+ * @sk: communication socket
*/
-int audit_pid;
-static __u32 audit_nlk_portid;
+struct audit_net {
+ struct sock *sk;
+};
+
+/**
+ * struct auditd_connection - kernel/auditd connection state
+ * @pid: auditd PID
+ * @portid: netlink portid
+ * @net: the associated network namespace
+ * @lock: spinlock to protect write access
+ *
+ * Description:
+ * This struct is RCU protected; you must either hold the RCU lock for reading
+ * or the included spinlock for writing.
+ */
+static struct auditd_connection {
+ int pid;
+ u32 portid;
+ struct net *net;
+ spinlock_t lock;
+} auditd_conn;
/* If audit_rate_limit is non-zero, limit the rate of sending audit records
* to that number per second. This prevents DoS attacks, but results in
@@ -123,10 +148,6 @@
*/
static atomic_t audit_lost = ATOMIC_INIT(0);
-/* The netlink socket. */
-static struct sock *audit_sock;
-static unsigned int audit_net_id;
-
/* Hash for inode-based rules */
struct list_head audit_inode_hash[AUDIT_INODE_BUCKETS];
@@ -139,6 +160,7 @@
/* queue msgs to send via kauditd_task */
static struct sk_buff_head audit_queue;
+static void kauditd_hold_skb(struct sk_buff *skb);
/* queue msgs due to temporary unicast send problems */
static struct sk_buff_head audit_retry_queue;
/* queue msgs waiting for new auditd connection */
@@ -192,6 +214,43 @@
struct sk_buff *skb;
};
+/**
+ * auditd_test_task - Check to see if a given task is an audit daemon
+ * @task: the task to check
+ *
+ * Description:
+ * Return 1 if the task is a registered audit daemon, 0 otherwise.
+ */
+int auditd_test_task(const struct task_struct *task)
+{
+ int rc;
+
+ rcu_read_lock();
+ rc = (auditd_conn.pid && task->tgid == auditd_conn.pid ? 1 : 0);
+ rcu_read_unlock();
+
+ return rc;
+}
+
+/**
+ * audit_get_sk - Return the audit socket for the given network namespace
+ * @net: the destination network namespace
+ *
+ * Description:
+ * Returns the sock pointer if valid, NULL otherwise. The caller must ensure
+ * that a reference is held for the network namespace while the sock is in use.
+ */
+static struct sock *audit_get_sk(const struct net *net)
+{
+ struct audit_net *aunet;
+
+ if (!net)
+ return NULL;
+
+ aunet = net_generic(net, audit_net_id);
+ return aunet->sk;
+}
+
static void audit_set_portid(struct audit_buffer *ab, __u32 portid)
{
if (ab) {
@@ -210,9 +269,7 @@
pr_err("%s\n", message);
break;
case AUDIT_FAIL_PANIC:
- /* test audit_pid since printk is always losey, why bother? */
- if (audit_pid)
- panic("audit: %s\n", message);
+ panic("audit: %s\n", message);
break;
}
}
@@ -370,21 +427,87 @@
return audit_do_config_change("audit_failure", &audit_failure, state);
}
-/*
- * For one reason or another this nlh isn't getting delivered to the userspace
- * audit daemon, just send it to printk.
+/**
+ * auditd_set - Set/Reset the auditd connection state
+ * @pid: auditd PID
+ * @portid: auditd netlink portid
+ * @net: auditd network namespace pointer
+ *
+ * Description:
+ * This function will obtain and drop network namespace references as
+ * necessary.
+ */
+static void auditd_set(int pid, u32 portid, struct net *net)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&auditd_conn.lock, flags);
+ auditd_conn.pid = pid;
+ auditd_conn.portid = portid;
+ if (auditd_conn.net)
+ put_net(auditd_conn.net);
+ if (net)
+ auditd_conn.net = get_net(net);
+ else
+ auditd_conn.net = NULL;
+ spin_unlock_irqrestore(&auditd_conn.lock, flags);
+}
+
+/**
+ * auditd_reset - Disconnect the auditd connection
+ *
+ * Description:
+ * Break the auditd/kauditd connection and move all the queued records into the
+ * hold queue in case auditd reconnects.
+ */
+static void auditd_reset(void)
+{
+ struct sk_buff *skb;
+
+ /* if it isn't already broken, break the connection */
+ rcu_read_lock();
+ if (auditd_conn.pid)
+ auditd_set(0, 0, NULL);
+ rcu_read_unlock();
+
+ /* flush all of the main and retry queues to the hold queue */
+ while ((skb = skb_dequeue(&audit_retry_queue)))
+ kauditd_hold_skb(skb);
+ while ((skb = skb_dequeue(&audit_queue)))
+ kauditd_hold_skb(skb);
+}
+
+/**
+ * kauditd_print_skb - Print the audit record to the ring buffer
+ * @skb: audit record
+ *
+ * Whatever the reason, this packet may not make it to the auditd connection
+ * so write it via printk so the information isn't completely lost.
*/
static void kauditd_printk_skb(struct sk_buff *skb)
{
struct nlmsghdr *nlh = nlmsg_hdr(skb);
char *data = nlmsg_data(nlh);
- if (nlh->nlmsg_type != AUDIT_EOE) {
- if (printk_ratelimit())
- pr_notice("type=%d %s\n", nlh->nlmsg_type, data);
- else
- audit_log_lost("printk limit exceeded");
- }
+ if (nlh->nlmsg_type != AUDIT_EOE && printk_ratelimit())
+ pr_notice("type=%d %s\n", nlh->nlmsg_type, data);
+}
+
+/**
+ * kauditd_rehold_skb - Handle a audit record send failure in the hold queue
+ * @skb: audit record
+ *
+ * Description:
+ * This should only be used by the kauditd_thread when it fails to flush the
+ * hold queue.
+ */
+static void kauditd_rehold_skb(struct sk_buff *skb)
+{
+ /* put the record back in the queue at the same place */
+ skb_queue_head(&audit_hold_queue, skb);
+
+ /* fail the auditd connection */
+ auditd_reset();
}
/**
@@ -421,6 +544,9 @@
/* we have no other options - drop the message */
audit_log_lost("kauditd hold queue overflow");
kfree_skb(skb);
+
+ /* fail the auditd connection */
+ auditd_reset();
}
/**
@@ -441,51 +567,122 @@
}
/**
- * auditd_reset - Disconnect the auditd connection
+ * auditd_send_unicast_skb - Send a record via unicast to auditd
+ * @skb: audit record
*
* Description:
- * Break the auditd/kauditd connection and move all the records in the retry
- * queue into the hold queue in case auditd reconnects. The audit_cmd_mutex
- * must be held when calling this function.
+ * Send a skb to the audit daemon, returns positive/zero values on success and
+ * negative values on failure; in all cases the skb will be consumed by this
+ * function. If the send results in -ECONNREFUSED the connection with auditd
+ * will be reset. This function may sleep so callers should not hold any locks
+ * where this would cause a problem.
*/
-static void auditd_reset(void)
+static int auditd_send_unicast_skb(struct sk_buff *skb)
{
- struct sk_buff *skb;
+ int rc;
+ u32 portid;
+ struct net *net;
+ struct sock *sk;
- /* break the connection */
- if (audit_sock) {
- sock_put(audit_sock);
- audit_sock = NULL;
+ /* NOTE: we can't call netlink_unicast while in the RCU section so
+ * take a reference to the network namespace and grab local
+ * copies of the namespace, the sock, and the portid; the
+ * namespace and sock aren't going to go away while we hold a
+ * reference and if the portid does become invalid after the RCU
+ * section netlink_unicast() should safely return an error */
+
+ rcu_read_lock();
+ if (!auditd_conn.pid) {
+ rcu_read_unlock();
+ rc = -ECONNREFUSED;
+ goto err;
}
- audit_pid = 0;
- audit_nlk_portid = 0;
+ net = auditd_conn.net;
+ get_net(net);
+ sk = audit_get_sk(net);
+ portid = auditd_conn.portid;
+ rcu_read_unlock();
- /* flush all of the retry queue to the hold queue */
- while ((skb = skb_dequeue(&audit_retry_queue)))
- kauditd_hold_skb(skb);
+ rc = netlink_unicast(sk, skb, portid, 0);
+ put_net(net);
+ if (rc < 0)
+ goto err;
+
+ return rc;
+
+err:
+ if (rc == -ECONNREFUSED)
+ auditd_reset();
+ return rc;
}
/**
- * kauditd_send_unicast_skb - Send a record via unicast to auditd
- * @skb: audit record
+ * kauditd_send_queue - Helper for kauditd_thread to flush skb queues
+ * @sk: the sending sock
+ * @portid: the netlink destination
+ * @queue: the skb queue to process
+ * @retry_limit: limit on number of netlink unicast failures
+ * @skb_hook: per-skb hook for additional processing
+ * @err_hook: hook called if the skb fails the netlink unicast send
+ *
+ * Description:
+ * Run through the given queue and attempt to send the audit records to auditd,
+ * returns zero on success, negative values on failure. It is up to the caller
+ * to ensure that the @sk is valid for the duration of this function.
+ *
*/
-static int kauditd_send_unicast_skb(struct sk_buff *skb)
+static int kauditd_send_queue(struct sock *sk, u32 portid,
+ struct sk_buff_head *queue,
+ unsigned int retry_limit,
+ void (*skb_hook)(struct sk_buff *skb),
+ void (*err_hook)(struct sk_buff *skb))
{
- int rc;
+ int rc = 0;
+ struct sk_buff *skb;
+ static unsigned int failed = 0;
- /* if we know nothing is connected, don't even try the netlink call */
- if (!audit_pid)
- return -ECONNREFUSED;
+ /* NOTE: kauditd_thread takes care of all our locking, we just use
+ * the netlink info passed to us (e.g. sk and portid) */
- /* get an extra skb reference in case we fail to send */
- skb_get(skb);
- rc = netlink_unicast(audit_sock, skb, audit_nlk_portid, 0);
- if (rc >= 0) {
- consume_skb(skb);
- rc = 0;
+ while ((skb = skb_dequeue(queue))) {
+ /* call the skb_hook for each skb we touch */
+ if (skb_hook)
+ (*skb_hook)(skb);
+
+ /* can we send to anyone via unicast? */
+ if (!sk) {
+ if (err_hook)
+ (*err_hook)(skb);
+ continue;
+ }
+
+ /* grab an extra skb reference in case of error */
+ skb_get(skb);
+ rc = netlink_unicast(sk, skb, portid, 0);
+ if (rc < 0) {
+ /* fatal failure for our queue flush attempt? */
+ if (++failed >= retry_limit ||
+ rc == -ECONNREFUSED || rc == -EPERM) {
+ /* yes - error processing for the queue */
+ sk = NULL;
+ if (err_hook)
+ (*err_hook)(skb);
+ if (!skb_hook)
+ goto out;
+ /* keep processing with the skb_hook */
+ continue;
+ } else
+ /* no - requeue to preserve ordering */
+ skb_queue_head(queue, skb);
+ } else {
+ /* it worked - drop the extra reference and continue */
+ consume_skb(skb);
+ failed = 0;
+ }
}
- return rc;
+out:
+ return (rc >= 0 ? 0 : rc);
}
/*
@@ -493,16 +690,19 @@
* @skb: audit record
*
* Description:
- * This function doesn't consume an skb as might be expected since it has to
- * copy it anyways.
+ * Write a multicast message to anyone listening in the initial network
+ * namespace. This function doesn't consume an skb as might be expected since
+ * it has to copy it anyways.
*/
static void kauditd_send_multicast_skb(struct sk_buff *skb)
{
struct sk_buff *copy;
- struct audit_net *aunet = net_generic(&init_net, audit_net_id);
- struct sock *sock = aunet->nlsk;
+ struct sock *sock = audit_get_sk(&init_net);
struct nlmsghdr *nlh;
+ /* NOTE: we are not taking an additional reference for init_net since
+ * we don't have to worry about it going away */
+
if (!netlink_has_listeners(sock, AUDIT_NLGRP_READLOG))
return;
@@ -526,149 +726,75 @@
}
/**
- * kauditd_wake_condition - Return true when it is time to wake kauditd_thread
- *
- * Description:
- * This function is for use by the wait_event_freezable() call in
- * kauditd_thread().
+ * kauditd_thread - Worker thread to send audit records to userspace
+ * @dummy: unused
*/
-static int kauditd_wake_condition(void)
-{
- static int pid_last = 0;
- int rc;
- int pid = audit_pid;
-
- /* wake on new messages or a change in the connected auditd */
- rc = skb_queue_len(&audit_queue) || (pid && pid != pid_last);
- if (rc)
- pid_last = pid;
-
- return rc;
-}
-
static int kauditd_thread(void *dummy)
{
int rc;
- int auditd = 0;
- int reschedule = 0;
- struct sk_buff *skb;
- struct nlmsghdr *nlh;
+ u32 portid = 0;
+ struct net *net = NULL;
+ struct sock *sk = NULL;
#define UNICAST_RETRIES 5
-#define AUDITD_BAD(x,y) \
- ((x) == -ECONNREFUSED || (x) == -EPERM || ++(y) >= UNICAST_RETRIES)
-
- /* NOTE: we do invalidate the auditd connection flag on any sending
- * errors, but we only "restore" the connection flag at specific places
- * in the loop in order to help ensure proper ordering of audit
- * records */
set_freezable();
while (!kthread_should_stop()) {
- /* NOTE: possible area for future improvement is to look at
- * the hold and retry queues, since only this thread
- * has access to these queues we might be able to do
- * our own queuing and skip some/all of the locking */
-
- /* NOTE: it might be a fun experiment to split the hold and
- * retry queue handling to another thread, but the
- * synchronization issues and other overhead might kill
- * any performance gains */
+ /* NOTE: see the lock comments in auditd_send_unicast_skb() */
+ rcu_read_lock();
+ if (!auditd_conn.pid) {
+ rcu_read_unlock();
+ goto main_queue;
+ }
+ net = auditd_conn.net;
+ get_net(net);
+ sk = audit_get_sk(net);
+ portid = auditd_conn.portid;
+ rcu_read_unlock();
/* attempt to flush the hold queue */
- while (auditd && (skb = skb_dequeue(&audit_hold_queue))) {
- rc = kauditd_send_unicast_skb(skb);
- if (rc) {
- /* requeue to the same spot */
- skb_queue_head(&audit_hold_queue, skb);
-
- auditd = 0;
- if (AUDITD_BAD(rc, reschedule)) {
- mutex_lock(&audit_cmd_mutex);
- auditd_reset();
- mutex_unlock(&audit_cmd_mutex);
- reschedule = 0;
- }
- } else
- /* we were able to send successfully */
- reschedule = 0;
+ rc = kauditd_send_queue(sk, portid,
+ &audit_hold_queue, UNICAST_RETRIES,
+ NULL, kauditd_rehold_skb);
+ if (rc < 0) {
+ sk = NULL;
+ goto main_queue;
}
/* attempt to flush the retry queue */
- while (auditd && (skb = skb_dequeue(&audit_retry_queue))) {
- rc = kauditd_send_unicast_skb(skb);
- if (rc) {
- auditd = 0;
- if (AUDITD_BAD(rc, reschedule)) {
- kauditd_hold_skb(skb);
- mutex_lock(&audit_cmd_mutex);
- auditd_reset();
- mutex_unlock(&audit_cmd_mutex);
- reschedule = 0;
- } else
- /* temporary problem (we hope), queue
- * to the same spot and retry */
- skb_queue_head(&audit_retry_queue, skb);
- } else
- /* we were able to send successfully */
- reschedule = 0;
+ rc = kauditd_send_queue(sk, portid,
+ &audit_retry_queue, UNICAST_RETRIES,
+ NULL, kauditd_hold_skb);
+ if (rc < 0) {
+ sk = NULL;
+ goto main_queue;
}
- /* standard queue processing, try to be as quick as possible */
-quick_loop:
- skb = skb_dequeue(&audit_queue);
- if (skb) {
- /* setup the netlink header, see the comments in
- * kauditd_send_multicast_skb() for length quirks */
- nlh = nlmsg_hdr(skb);
- nlh->nlmsg_len = skb->len - NLMSG_HDRLEN;
+main_queue:
+ /* process the main queue - do the multicast send and attempt
+ * unicast, dump failed record sends to the retry queue; if
+ * sk == NULL due to previous failures we will just do the
+ * multicast send and move the record to the retry queue */
+ kauditd_send_queue(sk, portid, &audit_queue, 1,
+ kauditd_send_multicast_skb,
+ kauditd_retry_skb);
- /* attempt to send to any multicast listeners */
- kauditd_send_multicast_skb(skb);
-
- /* attempt to send to auditd, queue on failure */
- if (auditd) {
- rc = kauditd_send_unicast_skb(skb);
- if (rc) {
- auditd = 0;
- if (AUDITD_BAD(rc, reschedule)) {
- mutex_lock(&audit_cmd_mutex);
- auditd_reset();
- mutex_unlock(&audit_cmd_mutex);
- reschedule = 0;
- }
-
- /* move to the retry queue */
- kauditd_retry_skb(skb);
- } else
- /* everything is working so go fast! */
- goto quick_loop;
- } else if (reschedule)
- /* we are currently having problems, move to
- * the retry queue */
- kauditd_retry_skb(skb);
- else
- /* dump the message via printk and hold it */
- kauditd_hold_skb(skb);
- } else {
- /* we have flushed the backlog so wake everyone */
- wake_up(&audit_backlog_wait);
-
- /* if everything is okay with auditd (if present), go
- * to sleep until there is something new in the queue
- * or we have a change in the connected auditd;
- * otherwise simply reschedule to give things a chance
- * to recover */
- if (reschedule) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule();
- } else
- wait_event_freezable(kauditd_wait,
- kauditd_wake_condition());
-
- /* update the auditd connection status */
- auditd = (audit_pid ? 1 : 0);
+ /* drop our netns reference, no auditd sends past this line */
+ if (net) {
+ put_net(net);
+ net = NULL;
}
+ sk = NULL;
+
+ /* we have processed all the queues so wake everyone */
+ wake_up(&audit_backlog_wait);
+
+ /* NOTE: we want to wake up if there is anything on the queue,
+ * regardless of if an auditd is connected, as we need to
+ * do the multicast send and rotate records from the
+ * main queue to the retry/hold queues */
+ wait_event_freezable(kauditd_wait,
+ (skb_queue_len(&audit_queue) ? 1 : 0));
}
return 0;
@@ -678,17 +804,16 @@
{
struct audit_netlink_list *dest = _dest;
struct sk_buff *skb;
- struct net *net = dest->net;
- struct audit_net *aunet = net_generic(net, audit_net_id);
+ struct sock *sk = audit_get_sk(dest->net);
/* wait for parent to finish and send an ACK */
mutex_lock(&audit_cmd_mutex);
mutex_unlock(&audit_cmd_mutex);
while ((skb = __skb_dequeue(&dest->q)) != NULL)
- netlink_unicast(aunet->nlsk, skb, dest->portid, 0);
+ netlink_unicast(sk, skb, dest->portid, 0);
- put_net(net);
+ put_net(dest->net);
kfree(dest);
return 0;
@@ -722,16 +847,15 @@
static int audit_send_reply_thread(void *arg)
{
struct audit_reply *reply = (struct audit_reply *)arg;
- struct net *net = reply->net;
- struct audit_net *aunet = net_generic(net, audit_net_id);
+ struct sock *sk = audit_get_sk(reply->net);
mutex_lock(&audit_cmd_mutex);
mutex_unlock(&audit_cmd_mutex);
/* Ignore failure. It'll only happen if the sender goes away,
because our timeout is set to infinite. */
- netlink_unicast(aunet->nlsk , reply->skb, reply->portid, 0);
- put_net(net);
+ netlink_unicast(sk, reply->skb, reply->portid, 0);
+ put_net(reply->net);
kfree(reply);
return 0;
}
@@ -949,12 +1073,12 @@
static int audit_replace(pid_t pid)
{
- struct sk_buff *skb = audit_make_reply(0, 0, AUDIT_REPLACE, 0, 0,
- &pid, sizeof(pid));
+ struct sk_buff *skb;
+ skb = audit_make_reply(0, 0, AUDIT_REPLACE, 0, 0, &pid, sizeof(pid));
if (!skb)
return -ENOMEM;
- return netlink_unicast(audit_sock, skb, audit_nlk_portid, 0);
+ return auditd_send_unicast_skb(skb);
}
static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
@@ -981,7 +1105,9 @@
memset(&s, 0, sizeof(s));
s.enabled = audit_enabled;
s.failure = audit_failure;
- s.pid = audit_pid;
+ rcu_read_lock();
+ s.pid = auditd_conn.pid;
+ rcu_read_unlock();
s.rate_limit = audit_rate_limit;
s.backlog_limit = audit_backlog_limit;
s.lost = atomic_read(&audit_lost);
@@ -1014,30 +1140,44 @@
* from the initial pid namespace, but something
* to keep in mind if this changes */
int new_pid = s.pid;
+ pid_t auditd_pid;
pid_t requesting_pid = task_tgid_vnr(current);
- if ((!new_pid) && (requesting_pid != audit_pid)) {
- audit_log_config_change("audit_pid", new_pid, audit_pid, 0);
+ /* test the auditd connection */
+ audit_replace(requesting_pid);
+
+ rcu_read_lock();
+ auditd_pid = auditd_conn.pid;
+ /* only the current auditd can unregister itself */
+ if ((!new_pid) && (requesting_pid != auditd_pid)) {
+ rcu_read_unlock();
+ audit_log_config_change("audit_pid", new_pid,
+ auditd_pid, 0);
return -EACCES;
}
- if (audit_pid && new_pid &&
- audit_replace(requesting_pid) != -ECONNREFUSED) {
- audit_log_config_change("audit_pid", new_pid, audit_pid, 0);
+ /* replacing a healthy auditd is not allowed */
+ if (auditd_pid && new_pid) {
+ rcu_read_unlock();
+ audit_log_config_change("audit_pid", new_pid,
+ auditd_pid, 0);
return -EEXIST;
}
+ rcu_read_unlock();
+
if (audit_enabled != AUDIT_OFF)
- audit_log_config_change("audit_pid", new_pid, audit_pid, 1);
+ audit_log_config_change("audit_pid", new_pid,
+ auditd_pid, 1);
+
if (new_pid) {
- if (audit_sock)
- sock_put(audit_sock);
- audit_pid = new_pid;
- audit_nlk_portid = NETLINK_CB(skb).portid;
- sock_hold(skb->sk);
- audit_sock = skb->sk;
- } else {
+ /* register a new auditd connection */
+ auditd_set(new_pid,
+ NETLINK_CB(skb).portid,
+ sock_net(NETLINK_CB(skb).sk));
+ /* try to process any backlog */
+ wake_up_interruptible(&kauditd_wait);
+ } else
+ /* unregister the auditd connection */
auditd_reset();
- }
- wake_up_interruptible(&kauditd_wait);
}
if (s.mask & AUDIT_STATUS_RATE_LIMIT) {
err = audit_set_rate_limit(s.rate_limit);
@@ -1090,7 +1230,6 @@
if (err)
break;
}
- mutex_unlock(&audit_cmd_mutex);
audit_log_common_recv_msg(&ab, msg_type);
if (msg_type != AUDIT_USER_TTY)
audit_log_format(ab, " msg='%.*s'",
@@ -1108,7 +1247,6 @@
}
audit_set_portid(ab, NETLINK_CB(skb).portid);
audit_log_end(ab);
- mutex_lock(&audit_cmd_mutex);
}
break;
case AUDIT_ADD_RULE:
@@ -1298,26 +1436,26 @@
struct audit_net *aunet = net_generic(net, audit_net_id);
- aunet->nlsk = netlink_kernel_create(net, NETLINK_AUDIT, &cfg);
- if (aunet->nlsk == NULL) {
+ aunet->sk = netlink_kernel_create(net, NETLINK_AUDIT, &cfg);
+ if (aunet->sk == NULL) {
audit_panic("cannot initialize netlink socket in namespace");
return -ENOMEM;
}
- aunet->nlsk->sk_sndtimeo = MAX_SCHEDULE_TIMEOUT;
+ aunet->sk->sk_sndtimeo = MAX_SCHEDULE_TIMEOUT;
+
return 0;
}
static void __net_exit audit_net_exit(struct net *net)
{
struct audit_net *aunet = net_generic(net, audit_net_id);
- struct sock *sock = aunet->nlsk;
- mutex_lock(&audit_cmd_mutex);
- if (sock == audit_sock)
- auditd_reset();
- mutex_unlock(&audit_cmd_mutex);
- netlink_kernel_release(sock);
- aunet->nlsk = NULL;
+ rcu_read_lock();
+ if (net == auditd_conn.net)
+ auditd_reset();
+ rcu_read_unlock();
+
+ netlink_kernel_release(aunet->sk);
}
static struct pernet_operations audit_net_ops __net_initdata = {
@@ -1335,20 +1473,24 @@
if (audit_initialized == AUDIT_DISABLED)
return 0;
- pr_info("initializing netlink subsys (%s)\n",
- audit_default ? "enabled" : "disabled");
- register_pernet_subsys(&audit_net_ops);
+ memset(&auditd_conn, 0, sizeof(auditd_conn));
+ spin_lock_init(&auditd_conn.lock);
skb_queue_head_init(&audit_queue);
skb_queue_head_init(&audit_retry_queue);
skb_queue_head_init(&audit_hold_queue);
- audit_initialized = AUDIT_INITIALIZED;
- audit_enabled = audit_default;
- audit_ever_enabled |= !!audit_default;
for (i = 0; i < AUDIT_INODE_BUCKETS; i++)
INIT_LIST_HEAD(&audit_inode_hash[i]);
+ pr_info("initializing netlink subsys (%s)\n",
+ audit_default ? "enabled" : "disabled");
+ register_pernet_subsys(&audit_net_ops);
+
+ audit_initialized = AUDIT_INITIALIZED;
+ audit_enabled = audit_default;
+ audit_ever_enabled |= !!audit_default;
+
kauditd_task = kthread_run(kauditd_thread, NULL, "kauditd");
if (IS_ERR(kauditd_task)) {
int err = PTR_ERR(kauditd_task);
@@ -1519,20 +1661,16 @@
if (unlikely(!audit_filter(type, AUDIT_FILTER_TYPE)))
return NULL;
- /* don't ever fail/sleep on these two conditions:
+ /* NOTE: don't ever fail/sleep on these two conditions:
* 1. auditd generated record - since we need auditd to drain the
* queue; also, when we are checking for auditd, compare PIDs using
* task_tgid_vnr() since auditd_pid is set in audit_receive_msg()
* using a PID anchored in the caller's namespace
- * 2. audit command message - record types 1000 through 1099 inclusive
- * are command messages/records used to manage the kernel subsystem
- * and the audit userspace, blocking on these messages could cause
- * problems under load so don't do it (note: not all of these
- * command types are valid as record types, but it is quicker to
- * just check two ints than a series of ints in a if/switch stmt) */
- if (!((audit_pid && audit_pid == task_tgid_vnr(current)) ||
- (type >= 1000 && type <= 1099))) {
- long sleep_time = audit_backlog_wait_time;
+ * 2. generator holding the audit_cmd_mutex - we don't want to block
+ * while holding the mutex */
+ if (!(auditd_test_task(current) ||
+ (current == __mutex_owner(&audit_cmd_mutex)))) {
+ long stime = audit_backlog_wait_time;
while (audit_backlog_limit &&
(skb_queue_len(&audit_queue) > audit_backlog_limit)) {
@@ -1541,14 +1679,13 @@
/* sleep if we are allowed and we haven't exhausted our
* backlog wait limit */
- if ((gfp_mask & __GFP_DIRECT_RECLAIM) &&
- (sleep_time > 0)) {
+ if (gfpflags_allow_blocking(gfp_mask) && (stime > 0)) {
DECLARE_WAITQUEUE(wait, current);
add_wait_queue_exclusive(&audit_backlog_wait,
&wait);
set_current_state(TASK_UNINTERRUPTIBLE);
- sleep_time = schedule_timeout(sleep_time);
+ stime = schedule_timeout(stime);
remove_wait_queue(&audit_backlog_wait, &wait);
} else {
if (audit_rate_check() && printk_ratelimit())
@@ -2127,15 +2264,27 @@
*/
void audit_log_end(struct audit_buffer *ab)
{
+ struct sk_buff *skb;
+ struct nlmsghdr *nlh;
+
if (!ab)
return;
- if (!audit_rate_check()) {
- audit_log_lost("rate limit exceeded");
- } else {
- skb_queue_tail(&audit_queue, ab->skb);
- wake_up_interruptible(&kauditd_wait);
+
+ if (audit_rate_check()) {
+ skb = ab->skb;
ab->skb = NULL;
- }
+
+ /* setup the netlink header, see the comments in
+ * kauditd_send_multicast_skb() for length quirks */
+ nlh = nlmsg_hdr(skb);
+ nlh->nlmsg_len = skb->len - NLMSG_HDRLEN;
+
+ /* queue the netlink packet and poke the kauditd thread */
+ skb_queue_tail(&audit_queue, skb);
+ wake_up_interruptible(&kauditd_wait);
+ } else
+ audit_log_lost("rate limit exceeded");
+
audit_buffer_free(ab);
}
diff --git a/kernel/audit.h b/kernel/audit.h
index ca57988..0f1cf6d 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -218,7 +218,7 @@
struct audit_names *n, const struct path *path,
int record_num, int *call_panic);
-extern int audit_pid;
+extern int auditd_test_task(const struct task_struct *task);
#define AUDIT_INODE_BUCKETS 32
extern struct list_head audit_inode_hash[AUDIT_INODE_BUCKETS];
@@ -250,10 +250,6 @@
int audit_send_list(void *);
-struct audit_net {
- struct sock *nlsk;
-};
-
extern int selinux_audit_rule_update(void);
extern struct mutex audit_filter_mutex;
@@ -340,8 +336,7 @@
extern int __audit_signal_info(int sig, struct task_struct *t);
static inline int audit_signal_info(int sig, struct task_struct *t)
{
- if (unlikely((audit_pid && t->tgid == audit_pid) ||
- (audit_signals && !audit_dummy_context())))
+ if (auditd_test_task(t) || (audit_signals && !audit_dummy_context()))
return __audit_signal_info(sig, t);
return 0;
}
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index d6a8de5..e59ffc7 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -762,7 +762,7 @@
struct audit_entry *e;
enum audit_state state;
- if (audit_pid && tsk->tgid == audit_pid)
+ if (auditd_test_task(tsk))
return AUDIT_DISABLED;
rcu_read_lock();
@@ -816,7 +816,7 @@
{
struct audit_names *n;
- if (audit_pid && tsk->tgid == audit_pid)
+ if (auditd_test_task(tsk))
return;
rcu_read_lock();
@@ -2256,7 +2256,7 @@
struct audit_context *ctx = tsk->audit_context;
kuid_t uid = current_uid(), t_uid = task_uid(t);
- if (audit_pid && t->tgid == audit_pid) {
+ if (auditd_test_task(t)) {
if (sig == SIGTERM || sig == SIGHUP || sig == SIGUSR1 || sig == SIGUSR2) {
audit_sig_pid = task_tgid_nr(tsk);
if (uid_valid(tsk->loginuid))
diff --git a/kernel/padata.c b/kernel/padata.c
index 05316c9..3202aa1 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -186,19 +186,20 @@
reorder = &next_queue->reorder;
+ spin_lock(&reorder->lock);
if (!list_empty(&reorder->list)) {
padata = list_entry(reorder->list.next,
struct padata_priv, list);
- spin_lock(&reorder->lock);
list_del_init(&padata->list);
atomic_dec(&pd->reorder_objects);
- spin_unlock(&reorder->lock);
pd->processed++;
+ spin_unlock(&reorder->lock);
goto out;
}
+ spin_unlock(&reorder->lock);
if (__this_cpu_read(pd->pqueue->cpu_index) == next_queue->cpu_index) {
padata = ERR_PTR(-ENODATA);
diff --git a/kernel/sched/clock.c b/kernel/sched/clock.c
index a08795e..00a45c4 100644
--- a/kernel/sched/clock.c
+++ b/kernel/sched/clock.c
@@ -96,10 +96,10 @@
static int __sched_clock_stable_early = 1;
/*
- * We want: ktime_get_ns() + gtod_offset == sched_clock() + raw_offset
+ * We want: ktime_get_ns() + __gtod_offset == sched_clock() + __sched_clock_offset
*/
-static __read_mostly u64 raw_offset;
-static __read_mostly u64 gtod_offset;
+__read_mostly u64 __sched_clock_offset;
+static __read_mostly u64 __gtod_offset;
struct sched_clock_data {
u64 tick_raw;
@@ -131,17 +131,24 @@
/*
* Attempt to make the (initial) unstable->stable transition continuous.
*/
- raw_offset = (scd->tick_gtod + gtod_offset) - (scd->tick_raw);
+ __sched_clock_offset = (scd->tick_gtod + __gtod_offset) - (scd->tick_raw);
printk(KERN_INFO "sched_clock: Marking stable (%lld, %lld)->(%lld, %lld)\n",
- scd->tick_gtod, gtod_offset,
- scd->tick_raw, raw_offset);
+ scd->tick_gtod, __gtod_offset,
+ scd->tick_raw, __sched_clock_offset);
static_branch_enable(&__sched_clock_stable);
tick_dep_clear(TICK_DEP_BIT_CLOCK_UNSTABLE);
}
-static void __clear_sched_clock_stable(struct work_struct *work)
+static void __sched_clock_work(struct work_struct *work)
+{
+ static_branch_disable(&__sched_clock_stable);
+}
+
+static DECLARE_WORK(sched_clock_work, __sched_clock_work);
+
+static void __clear_sched_clock_stable(void)
{
struct sched_clock_data *scd = this_scd();
@@ -154,17 +161,17 @@
*
* Still do what we can.
*/
- gtod_offset = (scd->tick_raw + raw_offset) - (scd->tick_gtod);
+ __gtod_offset = (scd->tick_raw + __sched_clock_offset) - (scd->tick_gtod);
printk(KERN_INFO "sched_clock: Marking unstable (%lld, %lld)<-(%lld, %lld)\n",
- scd->tick_gtod, gtod_offset,
- scd->tick_raw, raw_offset);
+ scd->tick_gtod, __gtod_offset,
+ scd->tick_raw, __sched_clock_offset);
- static_branch_disable(&__sched_clock_stable);
tick_dep_set(TICK_DEP_BIT_CLOCK_UNSTABLE);
-}
-static DECLARE_WORK(sched_clock_work, __clear_sched_clock_stable);
+ if (sched_clock_stable())
+ schedule_work(&sched_clock_work);
+}
void clear_sched_clock_stable(void)
{
@@ -173,7 +180,7 @@
smp_mb(); /* matches sched_clock_init_late() */
if (sched_clock_running == 2)
- schedule_work(&sched_clock_work);
+ __clear_sched_clock_stable();
}
void sched_clock_init_late(void)
@@ -214,7 +221,7 @@
*/
static u64 sched_clock_local(struct sched_clock_data *scd)
{
- u64 now, clock, old_clock, min_clock, max_clock;
+ u64 now, clock, old_clock, min_clock, max_clock, gtod;
s64 delta;
again:
@@ -231,9 +238,10 @@
* scd->tick_gtod + TICK_NSEC);
*/
- clock = scd->tick_gtod + gtod_offset + delta;
- min_clock = wrap_max(scd->tick_gtod, old_clock);
- max_clock = wrap_max(old_clock, scd->tick_gtod + TICK_NSEC);
+ gtod = scd->tick_gtod + __gtod_offset;
+ clock = gtod + delta;
+ min_clock = wrap_max(gtod, old_clock);
+ max_clock = wrap_max(old_clock, gtod + TICK_NSEC);
clock = wrap_max(clock, min_clock);
clock = wrap_min(clock, max_clock);
@@ -317,7 +325,7 @@
u64 clock;
if (sched_clock_stable())
- return sched_clock() + raw_offset;
+ return sched_clock() + __sched_clock_offset;
if (unlikely(!sched_clock_running))
return 0ull;
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index cd7cd48..54c5775 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -584,20 +584,14 @@
for_each_cpu(cpu, policy->cpus) {
struct sugov_cpu *sg_cpu = &per_cpu(sugov_cpu, cpu);
+ memset(sg_cpu, 0, sizeof(*sg_cpu));
sg_cpu->sg_policy = sg_policy;
- if (policy_is_shared(policy)) {
- sg_cpu->util = 0;
- sg_cpu->max = 0;
- sg_cpu->flags = SCHED_CPUFREQ_RT;
- sg_cpu->last_update = 0;
- sg_cpu->iowait_boost = 0;
- sg_cpu->iowait_boost_max = policy->cpuinfo.max_freq;
- cpufreq_add_update_util_hook(cpu, &sg_cpu->update_util,
- sugov_update_shared);
- } else {
- cpufreq_add_update_util_hook(cpu, &sg_cpu->update_util,
- sugov_update_single);
- }
+ sg_cpu->flags = SCHED_CPUFREQ_RT;
+ sg_cpu->iowait_boost_max = policy->cpuinfo.max_freq;
+ cpufreq_add_update_util_hook(cpu, &sg_cpu->update_util,
+ policy_is_shared(policy) ?
+ sugov_update_shared :
+ sugov_update_single);
}
return 0;
}
diff --git a/lib/syscall.c b/lib/syscall.c
index 17d5ff5..2c6cd1b 100644
--- a/lib/syscall.c
+++ b/lib/syscall.c
@@ -12,6 +12,7 @@
if (!try_get_task_stack(target)) {
/* Task has no stack, so the task isn't in a syscall. */
+ *sp = *pc = 0;
*callno = -1;
return 0;
}
diff --git a/lib/test_kasan.c b/lib/test_kasan.c
index 0b1d314..a25c976 100644
--- a/lib/test_kasan.c
+++ b/lib/test_kasan.c
@@ -20,6 +20,7 @@
#include <linux/string.h>
#include <linux/uaccess.h>
#include <linux/module.h>
+#include <linux/kasan.h>
/*
* Note: test functions are marked noinline so that their names appear in
@@ -474,6 +475,12 @@
static int __init kmalloc_tests_init(void)
{
+ /*
+ * Temporarily enable multi-shot mode. Otherwise, we'd only get a
+ * report for the first case.
+ */
+ bool multishot = kasan_save_enable_multi_shot();
+
kmalloc_oob_right();
kmalloc_oob_left();
kmalloc_node_oob_right();
@@ -499,6 +506,9 @@
ksize_unpoisons_memory();
copy_user_test();
use_after_scope_test();
+
+ kasan_restore_multi_shot(multishot);
+
return -EAGAIN;
}
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 3d0aab9..e582887 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4403,7 +4403,9 @@
return 0;
out_err:
if (!vma || vma->vm_flags & VM_MAYSHARE)
- region_abort(resv_map, from, to);
+ /* Don't call region_abort if region_chg failed */
+ if (chg >= 0)
+ region_abort(resv_map, from, to);
if (vma && is_vma_resv_set(vma, HPAGE_RESV_OWNER))
kref_put(&resv_map->refs, resv_map_release);
return ret;
@@ -4651,6 +4653,7 @@
{
struct page *page = NULL;
spinlock_t *ptl;
+ pte_t pte;
retry:
ptl = pmd_lockptr(mm, pmd);
spin_lock(ptl);
@@ -4660,12 +4663,13 @@
*/
if (!pmd_huge(*pmd))
goto out;
- if (pmd_present(*pmd)) {
+ pte = huge_ptep_get((pte_t *)pmd);
+ if (pte_present(pte)) {
page = pmd_page(*pmd) + ((address & ~PMD_MASK) >> PAGE_SHIFT);
if (flags & FOLL_GET)
get_page(page);
} else {
- if (is_hugetlb_entry_migration(huge_ptep_get((pte_t *)pmd))) {
+ if (is_hugetlb_entry_migration(pte)) {
spin_unlock(ptl);
__migration_entry_wait(mm, (pte_t *)pmd, ptl);
goto retry;
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index 1c260e6..dd2dea8 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -96,11 +96,6 @@
<< KASAN_SHADOW_SCALE_SHIFT);
}
-static inline bool kasan_report_enabled(void)
-{
- return !current->kasan_depth;
-}
-
void kasan_report(unsigned long addr, size_t size,
bool is_write, unsigned long ip);
void kasan_report_double_free(struct kmem_cache *cache, void *object,
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index f479365..ab42a08 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -13,7 +13,9 @@
*
*/
+#include <linux/bitops.h>
#include <linux/ftrace.h>
+#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/printk.h>
@@ -293,6 +295,40 @@
kasan_end_report(&flags);
}
+static unsigned long kasan_flags;
+
+#define KASAN_BIT_REPORTED 0
+#define KASAN_BIT_MULTI_SHOT 1
+
+bool kasan_save_enable_multi_shot(void)
+{
+ return test_and_set_bit(KASAN_BIT_MULTI_SHOT, &kasan_flags);
+}
+EXPORT_SYMBOL_GPL(kasan_save_enable_multi_shot);
+
+void kasan_restore_multi_shot(bool enabled)
+{
+ if (!enabled)
+ clear_bit(KASAN_BIT_MULTI_SHOT, &kasan_flags);
+}
+EXPORT_SYMBOL_GPL(kasan_restore_multi_shot);
+
+static int __init kasan_set_multi_shot(char *str)
+{
+ set_bit(KASAN_BIT_MULTI_SHOT, &kasan_flags);
+ return 1;
+}
+__setup("kasan_multi_shot", kasan_set_multi_shot);
+
+static inline bool kasan_report_enabled(void)
+{
+ if (current->kasan_depth)
+ return false;
+ if (test_bit(KASAN_BIT_MULTI_SHOT, &kasan_flags))
+ return true;
+ return !test_and_set_bit(KASAN_BIT_REPORTED, &kasan_flags);
+}
+
void kasan_report(unsigned long addr, size_t size,
bool is_write, unsigned long ip)
{
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 26c874e..20036d4 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1416,7 +1416,7 @@
/* data/bss scanning */
scan_large_block(_sdata, _edata);
scan_large_block(__bss_start, __bss_stop);
- scan_large_block(__start_data_ro_after_init, __end_data_ro_after_init);
+ scan_large_block(__start_ro_after_init, __end_ro_after_init);
#ifdef CONFIG_SMP
/* per-cpu sections scanning */
diff --git a/mm/migrate.c b/mm/migrate.c
index 9a0897a..ed97c2c 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -209,8 +209,11 @@
VM_BUG_ON_PAGE(PageTail(page), page);
while (page_vma_mapped_walk(&pvmw)) {
- new = page - pvmw.page->index +
- linear_page_index(vma, pvmw.address);
+ if (PageKsm(page))
+ new = page;
+ else
+ new = page - pvmw.page->index +
+ linear_page_index(vma, pvmw.address);
get_page(new);
pte = pte_mkold(mk_pte(new, READ_ONCE(vma->vm_page_prot)));
diff --git a/mm/rmap.c b/mm/rmap.c
index 49ed681..f683801 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1159,7 +1159,7 @@
goto out;
}
__mod_node_page_state(page_pgdat(page), NR_FILE_MAPPED, nr);
- mem_cgroup_inc_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED);
+ mem_cgroup_update_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED, nr);
out:
unlock_page_memcg(page);
}
@@ -1199,7 +1199,7 @@
* pte lock(a spinlock) is held, which implies preemption disabled.
*/
__mod_node_page_state(page_pgdat(page), NR_FILE_MAPPED, -nr);
- mem_cgroup_dec_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED);
+ mem_cgroup_update_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED, -nr);
if (unlikely(PageMlocked(page)))
clear_page_mlock(page);
diff --git a/mm/vmstat.c b/mm/vmstat.c
index b1947f0..89f9539 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1764,7 +1764,7 @@
#endif
-static int __init setup_vmstat(void)
+void __init init_mm_internals(void)
{
#ifdef CONFIG_SMP
int ret;
@@ -1792,9 +1792,7 @@
proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations);
proc_create("zoneinfo", S_IRUGO, NULL, &proc_zoneinfo_file_operations);
#endif
- return 0;
}
-module_init(setup_vmstat)
#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_COMPACTION)
diff --git a/mm/workingset.c b/mm/workingset.c
index ac839fc..eda05c7 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -532,7 +532,7 @@
pr_info("workingset: timestamp_bits=%d max_order=%d bucket_order=%u\n",
timestamp_bits, max_order, bucket_order);
- ret = list_lru_init_key(&shadow_nodes, &shadow_nodes_key);
+ ret = __list_lru_init(&shadow_nodes, true, &shadow_nodes_key);
if (ret)
goto err;
ret = register_shrinker(&workingset_shadow_shrinker);
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 38dcf1e..f76bb33 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -7,6 +7,7 @@
#include <linux/kthread.h>
#include <linux/net.h>
#include <linux/nsproxy.h>
+#include <linux/sched/mm.h>
#include <linux/slab.h>
#include <linux/socket.h>
#include <linux/string.h>
@@ -469,11 +470,16 @@
{
struct sockaddr_storage *paddr = &con->peer_addr.in_addr;
struct socket *sock;
+ unsigned int noio_flag;
int ret;
BUG_ON(con->sock);
+
+ /* sock_create_kern() allocates with GFP_KERNEL */
+ noio_flag = memalloc_noio_save();
ret = sock_create_kern(read_pnet(&con->msgr->net), paddr->ss_family,
SOCK_STREAM, IPPROTO_TCP, &sock);
+ memalloc_noio_restore(noio_flag);
if (ret)
return ret;
sock->sk->sk_allocation = GFP_NOFS;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 8931e33..2b720fa 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -1635,6 +1635,7 @@
xprt = &svsk->sk_xprt;
svc_xprt_init(net, &svc_tcp_bc_class, xprt, serv);
+ set_bit(XPT_CONG_CTRL, &svsk->sk_xprt.xpt_flags);
serv->sv_bc_xprt = xprt;
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index c13a5c3..fc8f14c 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -127,6 +127,7 @@
xprt = &cma_xprt->sc_xprt;
svc_xprt_init(net, &svc_rdma_bc_class, xprt, serv);
+ set_bit(XPT_CONG_CTRL, &xprt->xpt_flags);
serv->sv_bc_xprt = xprt;
dprintk("svcrdma: %s(%p)\n", __func__, xprt);
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 9705c27..40a8aa3 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -412,7 +412,14 @@
up = nla_data(rp);
ulen = xfrm_replay_state_esn_len(up);
- if (nla_len(rp) < ulen || xfrm_replay_state_esn_len(replay_esn) != ulen)
+ /* Check the overall length and the internal bitmap length to avoid
+ * potential overflow. */
+ if (nla_len(rp) < ulen ||
+ xfrm_replay_state_esn_len(replay_esn) != ulen ||
+ replay_esn->bmp_len != up->bmp_len)
+ return -EINVAL;
+
+ if (up->replay_window > up->bmp_len * sizeof(__u32) * 8)
return -EINVAL;
return 0;
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index d6ca649..afe3fd3 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -148,6 +148,10 @@
# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4))
+# cc-if-fullversion
+# Usage: EXTRA_CFLAGS += $(call cc-if-fullversion, -lt, 040502, -O1)
+cc-if-fullversion = $(shell [ $(cc-fullversion) $(1) $(2) ] && echo $(3) || echo $(4))
+
# cc-ldoption
# Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
cc-ldoption = $(call try-run,\
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 0a07f90..7234e61 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -155,7 +155,7 @@
# $(call addtree,-I$(obj)) locates .h files in srctree, from generated .c files
# and locates generated .h files
# FIXME: Replace both with specific CFLAGS* statements in the makefiles
-__c_flags = $(if $(obj),-I$(srctree)/$(src) -I$(obj)) \
+__c_flags = $(if $(obj),$(call addtree,-I$(src)) -I$(obj)) \
$(call flags,_c_flags)
__a_flags = $(call flags,_a_flags)
__cpp_flags = $(call flags,_cpp_flags)
diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c
index 26d208b..cfddddb 100644
--- a/scripts/kconfig/gconf.c
+++ b/scripts/kconfig/gconf.c
@@ -914,7 +914,7 @@
current = menu;
display_tree_part();
gtk_widget_set_sensitive(back_btn, TRUE);
- } else if ((col == COL_OPTION)) {
+ } else if (col == COL_OPTION) {
toggle_sym_value(menu);
gtk_tree_view_expand_row(view, path, TRUE);
}
diff --git a/sound/core/seq/seq_fifo.c b/sound/core/seq/seq_fifo.c
index 33980d1..01c4cfe 100644
--- a/sound/core/seq/seq_fifo.c
+++ b/sound/core/seq/seq_fifo.c
@@ -267,6 +267,10 @@
/* NOTE: overflow flag is not cleared */
spin_unlock_irqrestore(&f->lock, flags);
+ /* close the old pool and wait until all users are gone */
+ snd_seq_pool_mark_closing(oldpool);
+ snd_use_lock_sync(&f->use_lock);
+
/* release cells in old pool */
for (cell = oldhead; cell; cell = next) {
next = cell->next;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 7f98989..299835d 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4858,6 +4858,7 @@
ALC292_FIXUP_DISABLE_AAMIX,
ALC293_FIXUP_DISABLE_AAMIX_MULTIJACK,
ALC298_FIXUP_DELL1_MIC_NO_PRESENCE,
+ ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE,
ALC275_FIXUP_DELL_XPS,
ALC256_FIXUP_DELL_XPS_13_HEADPHONE_NOISE,
ALC293_FIXUP_LENOVO_SPK_NOISE,
@@ -5470,6 +5471,15 @@
.chained = true,
.chain_id = ALC269_FIXUP_HEADSET_MODE
},
+ [ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x18, 0x01a1913c }, /* use as headset mic, without its own jack detect */
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC269_FIXUP_HEADSET_MODE
+ },
[ALC275_FIXUP_DELL_XPS] = {
.type = HDA_FIXUP_VERBS,
.v.verbs = (const struct hda_verb[]) {
@@ -5542,7 +5552,7 @@
.type = HDA_FIXUP_FUNC,
.v.func = alc298_fixup_speaker_volume,
.chained = true,
- .chain_id = ALC298_FIXUP_DELL1_MIC_NO_PRESENCE,
+ .chain_id = ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE,
},
[ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER] = {
.type = HDA_FIXUP_PINS,
diff --git a/sound/soc/atmel/atmel-classd.c b/sound/soc/atmel/atmel-classd.c
index 89ac5f5..7ae46c2 100644
--- a/sound/soc/atmel/atmel-classd.c
+++ b/sound/soc/atmel/atmel-classd.c
@@ -349,7 +349,7 @@
}
#define CLASSD_ACLK_RATE_11M2896_MPY_8 (112896 * 100 * 8)
-#define CLASSD_ACLK_RATE_12M288_MPY_8 (12228 * 1000 * 8)
+#define CLASSD_ACLK_RATE_12M288_MPY_8 (12288 * 1000 * 8)
static struct {
int rate;
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c
index 78fca8a..fd272a4 100644
--- a/sound/soc/codecs/hdac_hdmi.c
+++ b/sound/soc/codecs/hdac_hdmi.c
@@ -1534,21 +1534,20 @@
pin->mst_capable = false;
/* if not MST, default is port[0] */
hport = &pin->ports[0];
- goto out;
} else {
for (i = 0; i < pin->num_ports; i++) {
pin->mst_capable = true;
if (pin->ports[i].id == pipe) {
hport = &pin->ports[i];
- goto out;
+ break;
}
}
}
+
+ if (hport)
+ hdac_hdmi_present_sense(pin, hport);
}
-out:
- if (pin && hport)
- hdac_hdmi_present_sense(pin, hport);
}
static struct i915_audio_component_audio_ops aops = {
@@ -1998,7 +1997,7 @@
struct hdac_hdmi_pin *pin, *pin_next;
struct hdac_hdmi_cvt *cvt, *cvt_next;
struct hdac_hdmi_pcm *pcm, *pcm_next;
- struct hdac_hdmi_port *port;
+ struct hdac_hdmi_port *port, *port_next;
int i;
snd_soc_unregister_codec(&edev->hdac.dev);
@@ -2008,8 +2007,9 @@
if (list_empty(&pcm->port_list))
continue;
- list_for_each_entry(port, &pcm->port_list, head)
- port = NULL;
+ list_for_each_entry_safe(port, port_next,
+ &pcm->port_list, head)
+ list_del(&port->head);
list_del(&pcm->head);
kfree(pcm);
diff --git a/sound/soc/codecs/rt5665.c b/sound/soc/codecs/rt5665.c
index 324461e..476135e 100644
--- a/sound/soc/codecs/rt5665.c
+++ b/sound/soc/codecs/rt5665.c
@@ -1241,7 +1241,7 @@
static void rt5665_jd_check_handler(struct work_struct *work)
{
struct rt5665_priv *rt5665 = container_of(work, struct rt5665_priv,
- calibrate_work.work);
+ jd_check_work.work);
if (snd_soc_read(rt5665->codec, RT5665_AJD1_CTRL) & 0x0010) {
/* jack out */
@@ -2252,7 +2252,7 @@
static const SOC_ENUM_SINGLE_DECL(
rt5665_if2_1_adc_in_enum, RT5665_DIG_INF2_DATA,
- RT5665_IF3_ADC_IN_SFT, rt5665_if2_1_adc_in_src);
+ RT5665_IF2_1_ADC_IN_SFT, rt5665_if2_1_adc_in_src);
static const struct snd_kcontrol_new rt5665_if2_1_adc_in_mux =
SOC_DAPM_ENUM("IF2_1 ADC IN Source", rt5665_if2_1_adc_in_enum);
@@ -3178,6 +3178,9 @@
{"DAC Mono Right Filter", NULL, "DAC Mono R ASRC", is_using_asrc},
{"DAC Stereo1 Filter", NULL, "DAC STO1 ASRC", is_using_asrc},
{"DAC Stereo2 Filter", NULL, "DAC STO2 ASRC", is_using_asrc},
+ {"I2S1 ASRC", NULL, "CLKDET"},
+ {"I2S2 ASRC", NULL, "CLKDET"},
+ {"I2S3 ASRC", NULL, "CLKDET"},
/*Vref*/
{"Mic Det Power", NULL, "Vref2"},
@@ -3912,6 +3915,7 @@
{"Mono MIX", "MONOVOL Switch", "MONOVOL"},
{"Mono Amp", NULL, "Mono MIX"},
{"Mono Amp", NULL, "Vref2"},
+ {"Mono Amp", NULL, "Vref3"},
{"Mono Amp", NULL, "CLKDET SYS"},
{"Mono Amp", NULL, "CLKDET MONO"},
{"Mono Playback", "Switch", "Mono Amp"},
@@ -4798,7 +4802,7 @@
/* Enhance performance*/
regmap_update_bits(rt5665->regmap, RT5665_PWR_ANLG_1,
RT5665_HP_DRIVER_MASK | RT5665_LDO1_DVO_MASK,
- RT5665_HP_DRIVER_5X | RT5665_LDO1_DVO_09);
+ RT5665_HP_DRIVER_5X | RT5665_LDO1_DVO_12);
INIT_DELAYED_WORK(&rt5665->jack_detect_work,
rt5665_jack_detect_handler);
diff --git a/sound/soc/codecs/rt5665.h b/sound/soc/codecs/rt5665.h
index 12f7080..a30f5e6 100644
--- a/sound/soc/codecs/rt5665.h
+++ b/sound/soc/codecs/rt5665.h
@@ -1106,7 +1106,7 @@
#define RT5665_HP_DRIVER_MASK (0x3 << 2)
#define RT5665_HP_DRIVER_1X (0x0 << 2)
#define RT5665_HP_DRIVER_3X (0x1 << 2)
-#define RT5665_HP_DRIVER_5X (0x2 << 2)
+#define RT5665_HP_DRIVER_5X (0x3 << 2)
#define RT5665_LDO1_DVO_MASK (0x3)
#define RT5665_LDO1_DVO_09 (0x0)
#define RT5665_LDO1_DVO_10 (0x1)
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index d151224..bbdb72f 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -899,7 +899,10 @@
mutex_lock(&ctl->dsp->pwr_lock);
- memcpy(ctl->cache, p, ctl->len);
+ if (ctl->flags & WMFW_CTL_FLAG_VOLATILE)
+ ret = -EPERM;
+ else
+ memcpy(ctl->cache, p, ctl->len);
ctl->set = 1;
if (ctl->enabled && ctl->dsp->running)
@@ -926,6 +929,8 @@
ctl->set = 1;
if (ctl->enabled && ctl->dsp->running)
ret = wm_coeff_write_control(ctl, ctl->cache, size);
+ else if (ctl->flags & WMFW_CTL_FLAG_VOLATILE)
+ ret = -EPERM;
}
mutex_unlock(&ctl->dsp->pwr_lock);
@@ -947,7 +952,7 @@
mutex_lock(&ctl->dsp->pwr_lock);
- if (ctl->enabled)
+ if (ctl->enabled && ctl->dsp->running)
ret = wm_coeff_write_acked_control(ctl, val);
else
ret = -EPERM;
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index 4924575..343b291 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -115,6 +115,7 @@
clk = devm_get_clk_from_child(dev, node, NULL);
if (!IS_ERR(clk)) {
simple_dai->sysclk = clk_get_rate(clk);
+ simple_dai->clk = clk;
} else if (!of_property_read_u32(node, "system-clock-frequency", &val)) {
simple_dai->sysclk = val;
} else {
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index ed58b5b..2dbfb1b 100644
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -512,7 +512,7 @@
if (bc->set_params != SKL_PARAM_INIT)
continue;
- mconfig->formats_config.caps = (u32 *)&bc->params;
+ mconfig->formats_config.caps = (u32 *)bc->params;
mconfig->formats_config.caps_size = bc->size;
break;
diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 05cf809..d7013bd 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -13,7 +13,7 @@
config SND_SOC_MT2701_CS42448
tristate "ASoc Audio driver for MT2701 with CS42448 codec"
- depends on SND_SOC_MT2701
+ depends on SND_SOC_MT2701 && I2C
select SND_SOC_CS42XX8_I2C
select SND_SOC_BT_SCO
help
diff --git a/sound/soc/sh/rcar/cmd.c b/sound/soc/sh/rcar/cmd.c
index abb5eaa..7d92a24 100644
--- a/sound/soc/sh/rcar/cmd.c
+++ b/sound/soc/sh/rcar/cmd.c
@@ -31,23 +31,24 @@
struct rsnd_mod *mix = rsnd_io_to_mod_mix(io);
struct device *dev = rsnd_priv_to_dev(priv);
u32 data;
+ u32 path[] = {
+ [1] = 1 << 0,
+ [5] = 1 << 8,
+ [6] = 1 << 12,
+ [9] = 1 << 15,
+ };
if (!mix && !dvc)
return 0;
+ if (ARRAY_SIZE(path) < rsnd_mod_id(mod) + 1)
+ return -ENXIO;
+
if (mix) {
struct rsnd_dai *rdai;
struct rsnd_mod *src;
struct rsnd_dai_stream *tio;
int i;
- u32 path[] = {
- [0] = 0,
- [1] = 1 << 0,
- [2] = 0,
- [3] = 0,
- [4] = 0,
- [5] = 1 << 8
- };
/*
* it is assuming that integrater is well understanding about
@@ -70,16 +71,19 @@
} else {
struct rsnd_mod *src = rsnd_io_to_mod_src(io);
- u32 path[] = {
- [0] = 0x30000,
- [1] = 0x30001,
- [2] = 0x40000,
- [3] = 0x10000,
- [4] = 0x20000,
- [5] = 0x40100
+ u8 cmd_case[] = {
+ [0] = 0x3,
+ [1] = 0x3,
+ [2] = 0x4,
+ [3] = 0x1,
+ [4] = 0x2,
+ [5] = 0x4,
+ [6] = 0x1,
+ [9] = 0x2,
};
- data = path[rsnd_mod_id(src)];
+ data = path[rsnd_mod_id(src)] |
+ cmd_case[rsnd_mod_id(src)] << 16;
}
dev_dbg(dev, "ctu/mix path = 0x%08x", data);
diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c
index 1f405c8..241cb3b 100644
--- a/sound/soc/sh/rcar/dma.c
+++ b/sound/soc/sh/rcar/dma.c
@@ -454,6 +454,20 @@
return ioread32(rsnd_dmapp_addr(dmac, dma, reg));
}
+static void rsnd_dmapp_bset(struct rsnd_dma *dma, u32 data, u32 mask, u32 reg)
+{
+ struct rsnd_mod *mod = rsnd_mod_get(dma);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rsnd_dma_ctrl *dmac = rsnd_priv_to_dmac(priv);
+ void __iomem *addr = rsnd_dmapp_addr(dmac, dma, reg);
+ u32 val = ioread32(addr);
+
+ val &= ~mask;
+ val |= (data & mask);
+
+ iowrite32(val, addr);
+}
+
static int rsnd_dmapp_stop(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
@@ -461,10 +475,10 @@
struct rsnd_dma *dma = rsnd_mod_to_dma(mod);
int i;
- rsnd_dmapp_write(dma, 0, PDMACHCR);
+ rsnd_dmapp_bset(dma, 0, PDMACHCR_DE, PDMACHCR);
for (i = 0; i < 1024; i++) {
- if (0 == rsnd_dmapp_read(dma, PDMACHCR))
+ if (0 == (rsnd_dmapp_read(dma, PDMACHCR) & PDMACHCR_DE))
return 0;
udelay(1);
}
diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c
index 4e817c8..14fafda 100644
--- a/sound/soc/sh/rcar/ssiu.c
+++ b/sound/soc/sh/rcar/ssiu.c
@@ -64,7 +64,11 @@
mask1 = (1 << 4) | (1 << 20); /* mask sync bit */
mask2 = (1 << 4); /* mask sync bit */
val1 = val2 = 0;
- if (rsnd_ssi_is_pin_sharing(io)) {
+ if (id == 8) {
+ /*
+ * SSI8 pin is sharing with SSI7, nothing to do.
+ */
+ } else if (rsnd_ssi_is_pin_sharing(io)) {
int shift = -1;
switch (id) {
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 6dca408..2722bb0 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3326,7 +3326,10 @@
{
struct snd_soc_platform *platform = rtd->platform;
- return platform->driver->pcm_new(rtd);
+ if (platform->driver->pcm_new)
+ return platform->driver->pcm_new(rtd);
+ else
+ return 0;
}
static void snd_soc_platform_drv_pcm_free(struct snd_pcm *pcm)
@@ -3334,7 +3337,8 @@
struct snd_soc_pcm_runtime *rtd = pcm->private_data;
struct snd_soc_platform *platform = rtd->platform;
- platform->driver->pcm_free(pcm);
+ if (platform->driver->pcm_free)
+ platform->driver->pcm_free(pcm);
}
/**
diff --git a/sound/soc/sti/uniperif_reader.c b/sound/soc/sti/uniperif_reader.c
index 5992c6a..93a8df6 100644
--- a/sound/soc/sti/uniperif_reader.c
+++ b/sound/soc/sti/uniperif_reader.c
@@ -349,6 +349,8 @@
struct uniperif *reader = priv->dai_data.uni;
int ret;
+ reader->substream = substream;
+
if (!UNIPERIF_TYPE_IS_TDM(reader))
return 0;
@@ -378,6 +380,7 @@
/* Stop the reader */
uni_reader_stop(reader);
}
+ reader->substream = NULL;
}
static const struct snd_soc_dai_ops uni_reader_dai_ops = {
diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c
index b92bdc8..7527ba2 100644
--- a/sound/soc/sunxi/sun8i-codec.c
+++ b/sound/soc/sunxi/sun8i-codec.c
@@ -259,25 +259,20 @@
return 0;
}
-static const struct snd_kcontrol_new sun8i_output_left_mixer_controls[] = {
- SOC_DAPM_SINGLE("LSlot 0", SUN8I_DAC_MXR_SRC,
- SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA0L, 1, 0),
- SOC_DAPM_SINGLE("LSlot 1", SUN8I_DAC_MXR_SRC,
- SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA1L, 1, 0),
- SOC_DAPM_SINGLE("DACL", SUN8I_DAC_MXR_SRC,
- SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF2DACL, 1, 0),
- SOC_DAPM_SINGLE("ADCL", SUN8I_DAC_MXR_SRC,
- SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_ADCL, 1, 0),
-};
-
-static const struct snd_kcontrol_new sun8i_output_right_mixer_controls[] = {
- SOC_DAPM_SINGLE("RSlot 0", SUN8I_DAC_MXR_SRC,
+static const struct snd_kcontrol_new sun8i_dac_mixer_controls[] = {
+ SOC_DAPM_DOUBLE("AIF1 Slot 0 Digital DAC Playback Switch",
+ SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA0L,
SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA0R, 1, 0),
- SOC_DAPM_SINGLE("RSlot 1", SUN8I_DAC_MXR_SRC,
+ SOC_DAPM_DOUBLE("AIF1 Slot 1 Digital DAC Playback Switch",
+ SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA1L,
SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA1R, 1, 0),
- SOC_DAPM_SINGLE("DACR", SUN8I_DAC_MXR_SRC,
+ SOC_DAPM_DOUBLE("AIF2 Digital DAC Playback Switch", SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF2DACL,
SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF2DACR, 1, 0),
- SOC_DAPM_SINGLE("ADCR", SUN8I_DAC_MXR_SRC,
+ SOC_DAPM_DOUBLE("ADC Digital DAC Playback Switch", SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_ADCL,
SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_ADCR, 1, 0),
};
@@ -286,19 +281,21 @@
SND_SOC_DAPM_SUPPLY("DAC", SUN8I_DAC_DIG_CTRL, SUN8I_DAC_DIG_CTRL_ENDA,
0, NULL, 0),
- /* Analog DAC */
- SND_SOC_DAPM_DAC("Digital Left DAC", "Playback", SUN8I_AIF1_DACDAT_CTRL,
- SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA, 0),
- SND_SOC_DAPM_DAC("Digital Right DAC", "Playback", SUN8I_AIF1_DACDAT_CTRL,
- SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA, 0),
+ /* Analog DAC AIF */
+ SND_SOC_DAPM_AIF_IN("AIF1 Slot 0 Left", "Playback", 0,
+ SUN8I_AIF1_DACDAT_CTRL,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA, 0),
+ SND_SOC_DAPM_AIF_IN("AIF1 Slot 0 Right", "Playback", 0,
+ SUN8I_AIF1_DACDAT_CTRL,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA, 0),
/* DAC Mixers */
- SND_SOC_DAPM_MIXER("Left DAC Mixer", SND_SOC_NOPM, 0, 0,
- sun8i_output_left_mixer_controls,
- ARRAY_SIZE(sun8i_output_left_mixer_controls)),
- SND_SOC_DAPM_MIXER("Right DAC Mixer", SND_SOC_NOPM, 0, 0,
- sun8i_output_right_mixer_controls,
- ARRAY_SIZE(sun8i_output_right_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Left Digital DAC Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_dac_mixer_controls,
+ ARRAY_SIZE(sun8i_dac_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Right Digital DAC Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_dac_mixer_controls,
+ ARRAY_SIZE(sun8i_dac_mixer_controls)),
/* Clocks */
SND_SOC_DAPM_SUPPLY("MODCLK AFI1", SUN8I_MOD_CLK_ENA,
@@ -321,8 +318,6 @@
SUN8I_MOD_RST_CTL_AIF1, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("RST DAC", SUN8I_MOD_RST_CTL,
SUN8I_MOD_RST_CTL_DAC, 0, NULL, 0),
-
- SND_SOC_DAPM_OUTPUT("HP"),
};
static const struct snd_soc_dapm_route sun8i_codec_dapm_routes[] = {
@@ -338,16 +333,14 @@
{ "DAC", NULL, "MODCLK DAC" },
/* DAC Routes */
- { "Digital Left DAC", NULL, "DAC" },
- { "Digital Right DAC", NULL, "DAC" },
+ { "AIF1 Slot 0 Right", NULL, "DAC" },
+ { "AIF1 Slot 0 Left", NULL, "DAC" },
/* DAC Mixer Routes */
- { "Left DAC Mixer", "LSlot 0", "Digital Left DAC"},
- { "Right DAC Mixer", "RSlot 0", "Digital Right DAC"},
-
- /* End of route : HP out */
- { "HP", NULL, "Left DAC Mixer" },
- { "HP", NULL, "Right DAC Mixer" },
+ { "Left Digital DAC Mixer", "AIF1 Slot 0 Digital DAC Playback Switch",
+ "AIF1 Slot 0 Left"},
+ { "Right Digital DAC Mixer", "AIF1 Slot 0 Digital DAC Playback Switch",
+ "AIF1 Slot 0 Right"},
};
static struct snd_soc_dai_ops sun8i_codec_dai_ops = {
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index a29786d..4d28a9d 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -870,7 +870,8 @@
continue;
kvm_io_bus_unregister_dev(kvm, bus_idx, &p->dev);
- kvm->buses[bus_idx]->ioeventfd_count--;
+ if (kvm->buses[bus_idx])
+ kvm->buses[bus_idx]->ioeventfd_count--;
ioeventfd_release(p);
ret = 0;
break;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index a17d787..88257b3 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -727,8 +727,11 @@
list_del(&kvm->vm_list);
spin_unlock(&kvm_lock);
kvm_free_irq_routing(kvm);
- for (i = 0; i < KVM_NR_BUSES; i++)
- kvm_io_bus_destroy(kvm->buses[i]);
+ for (i = 0; i < KVM_NR_BUSES; i++) {
+ if (kvm->buses[i])
+ kvm_io_bus_destroy(kvm->buses[i]);
+ kvm->buses[i] = NULL;
+ }
kvm_coalesced_mmio_free(kvm);
#if defined(CONFIG_MMU_NOTIFIER) && defined(KVM_ARCH_WANT_MMU_NOTIFIER)
mmu_notifier_unregister(&kvm->mmu_notifier, kvm->mm);
@@ -1062,7 +1065,7 @@
* changes) is disallowed above, so any other attribute changes getting
* here can be skipped.
*/
- if ((change == KVM_MR_CREATE) || (change == KVM_MR_MOVE)) {
+ if (as_id == 0 && (change == KVM_MR_CREATE || change == KVM_MR_MOVE)) {
r = kvm_iommu_map_pages(kvm, &new);
return r;
}
@@ -3474,6 +3477,8 @@
};
bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu);
+ if (!bus)
+ return -ENOMEM;
r = __kvm_io_bus_write(vcpu, bus, &range, val);
return r < 0 ? r : 0;
}
@@ -3491,6 +3496,8 @@
};
bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu);
+ if (!bus)
+ return -ENOMEM;
/* First try the device referenced by cookie. */
if ((cookie >= 0) && (cookie < bus->dev_count) &&
@@ -3541,6 +3548,8 @@
};
bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu);
+ if (!bus)
+ return -ENOMEM;
r = __kvm_io_bus_read(vcpu, bus, &range, val);
return r < 0 ? r : 0;
}
@@ -3553,6 +3562,9 @@
struct kvm_io_bus *new_bus, *bus;
bus = kvm->buses[bus_idx];
+ if (!bus)
+ return -ENOMEM;
+
/* exclude ioeventfd which is limited by maximum fd */
if (bus->dev_count - bus->ioeventfd_count > NR_IOBUS_DEVS - 1)
return -ENOSPC;
@@ -3572,37 +3584,41 @@
}
/* Caller must hold slots_lock. */
-int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
- struct kvm_io_device *dev)
+void kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
+ struct kvm_io_device *dev)
{
- int i, r;
+ int i;
struct kvm_io_bus *new_bus, *bus;
bus = kvm->buses[bus_idx];
- r = -ENOENT;
+ if (!bus)
+ return;
+
for (i = 0; i < bus->dev_count; i++)
if (bus->range[i].dev == dev) {
- r = 0;
break;
}
- if (r)
- return r;
+ if (i == bus->dev_count)
+ return;
new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count - 1) *
sizeof(struct kvm_io_range)), GFP_KERNEL);
- if (!new_bus)
- return -ENOMEM;
+ if (!new_bus) {
+ pr_err("kvm: failed to shrink bus, removing it completely\n");
+ goto broken;
+ }
memcpy(new_bus, bus, sizeof(*bus) + i * sizeof(struct kvm_io_range));
new_bus->dev_count--;
memcpy(new_bus->range + i, bus->range + i + 1,
(new_bus->dev_count - i) * sizeof(struct kvm_io_range));
+broken:
rcu_assign_pointer(kvm->buses[bus_idx], new_bus);
synchronize_srcu_expedited(&kvm->srcu);
kfree(bus);
- return r;
+ return;
}
struct kvm_io_device *kvm_io_bus_get_dev(struct kvm *kvm, enum kvm_bus bus_idx,
@@ -3615,6 +3631,8 @@
srcu_idx = srcu_read_lock(&kvm->srcu);
bus = srcu_dereference(kvm->buses[bus_idx], &kvm->srcu);
+ if (!bus)
+ goto out_unlock;
dev_idx = kvm_io_bus_get_first_dev(bus, addr, 1);
if (dev_idx < 0)
