Merge tag 'davinci-for-v4.11/soc-2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc
Pull "SoC updates needed for SATA support on DA850" from Sekhar Nori:
This includes a merge of non-critical-fixes
branch already queued for v4.11 because
SATA clock addition conflicts with the fix-up
done earlier.
* tag 'davinci-for-v4.11/soc-2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
ARM: davinci: remove BUG_ON() from da850_register_sata()
ARM: davinci: da850: model the SATA refclk
ARM: davinci: da850: add con_id for the SATA clock
ARM: davinci: da8xx-dt: add OF_DEV_AUXDATA entry for SATA
ARM: davinci: add skeleton for pdata-quirks
bus: da850-mstpri: fix my e-mail address
ARM: davinci: da850: fix da850_set_pll0rate()
ARM: davinci: da850: coding style fix
diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
index c75e5d6..a6eb7dc 100644
--- a/Documentation/DocBook/Makefile
+++ b/Documentation/DocBook/Makefile
@@ -12,7 +12,7 @@
kernel-api.xml filesystems.xml lsm.xml kgdb.xml \
gadget.xml libata.xml mtdnand.xml librs.xml rapidio.xml \
genericirq.xml s390-drivers.xml uio-howto.xml scsi.xml \
- 80211.xml sh.xml regulator.xml w1.xml \
+ sh.xml regulator.xml w1.xml \
writing_musb_glue_layer.xml iio.xml
ifeq ($(DOCBOOKS),)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 21e2d88..be7c0d9 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -106,6 +106,16 @@
use by PCI
Format: <irq>,<irq>...
+ acpi_mask_gpe= [HW,ACPI]
+ Due to the existence of _Lxx/_Exx, some GPEs triggered
+ by unsupported hardware/firmware features can result in
+ GPE floodings that cannot be automatically disabled by
+ the GPE dispatcher.
+ This facility can be used to prevent such uncontrolled
+ GPE floodings.
+ Format: <int>
+ Support masking of GPEs numbered from 0x00 to 0x7f.
+
acpi_no_auto_serialize [HW,ACPI]
Disable auto-serialization of AML methods
AML control methods that contain the opcodes to create
@@ -3811,10 +3821,11 @@
it if 0 is given (See Documentation/cgroup-v1/memory.txt)
swiotlb= [ARM,IA-64,PPC,MIPS,X86]
- Format: { <int> | force }
+ Format: { <int> | force | noforce }
<int> -- Number of I/O TLB slabs
force -- force using of bounce buffers even if they
wouldn't be automatically used by the kernel
+ noforce -- Never use bounce buffers (for debugging)
switches= [HW,M68k]
diff --git a/Documentation/arm/sunxi/README b/Documentation/arm/sunxi/README
index cd02433..d7b1f01 100644
--- a/Documentation/arm/sunxi/README
+++ b/Documentation/arm/sunxi/README
@@ -63,10 +63,18 @@
+ User Manual
http://dl.linux-sunxi.org/A33/A33%20user%20manual%20release%201.1.pdf
+ - Allwinner H2+ (sun8i)
+ + No document available now, but is known to be working properly with
+ H3 drivers and memory map.
+
- Allwinner H3 (sun8i)
+ Datasheet
http://dl.linux-sunxi.org/H3/Allwinner_H3_Datasheet_V1.0.pdf
+ - Allwinner V3s (sun8i)
+ + Datasheet
+ http://linux-sunxi.org/File:Allwinner_V3s_Datasheet_V1.0.pdf
+
* Quad ARM Cortex-A15, Quad ARM Cortex-A7 based SoCs
- Allwinner A80
+ Datasheet
diff --git a/Documentation/block/queue-sysfs.txt b/Documentation/block/queue-sysfs.txt
index 5164215..c0a3bb5 100644
--- a/Documentation/block/queue-sysfs.txt
+++ b/Documentation/block/queue-sysfs.txt
@@ -54,9 +54,9 @@
io_poll (RW)
------------
-When read, this file shows the total number of block IO polls and how
-many returned success. Writing '0' to this file will disable polling
-for this device. Writing any non-zero value will enable this feature.
+When read, this file shows whether polling is enabled (1) or disabled
+(0). Writing '0' to this file will disable polling for this device.
+Writing any non-zero value will enable this feature.
io_poll_delay (RW)
------------------
diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt
index a1bcfee..3c2fd72 100644
--- a/Documentation/devicetree/bindings/arm/cpus.txt
+++ b/Documentation/devicetree/bindings/arm/cpus.txt
@@ -202,6 +202,7 @@
"marvell,armada-380-smp"
"marvell,armada-390-smp"
"marvell,armada-xp-smp"
+ "marvell,98dx3236-smp"
"mediatek,mt6589-smp"
"mediatek,mt81xx-tz-smp"
"qcom,gcc-msm8660"
diff --git a/Documentation/devicetree/bindings/arm/marvell/98dx3236-resume-ctrl.txt b/Documentation/devicetree/bindings/arm/marvell/98dx3236-resume-ctrl.txt
new file mode 100644
index 0000000..26eb9d3
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/marvell/98dx3236-resume-ctrl.txt
@@ -0,0 +1,16 @@
+Resume Control
+--------------
+Available on Marvell SOCs: 98DX3336 and 98DX4251
+
+Required properties:
+
+- compatible: must be "marvell,98dx3336-resume-ctrl"
+
+- reg: Should contain resume control registers location and length
+
+Example:
+
+resume@20980 {
+ compatible = "marvell,98dx3336-resume-ctrl";
+ reg = <0x20980 0x10>;
+};
diff --git a/Documentation/devicetree/bindings/arm/sunxi.txt b/Documentation/devicetree/bindings/arm/sunxi.txt
index 4d6467c..d2c4644 100644
--- a/Documentation/devicetree/bindings/arm/sunxi.txt
+++ b/Documentation/devicetree/bindings/arm/sunxi.txt
@@ -12,6 +12,7 @@
allwinner,sun8i-a23
allwinner,sun8i-a33
allwinner,sun8i-a83t
+ allwinner,sun8i-h2-plus
allwinner,sun8i-h3
allwinner,sun9i-a80
allwinner,sun50i-a64
diff --git a/Documentation/devicetree/bindings/display/exynos/exynos7-decon.txt b/Documentation/devicetree/bindings/display/exynos/exynos7-decon.txt
index 3938caa..8346fb1 100644
--- a/Documentation/devicetree/bindings/display/exynos/exynos7-decon.txt
+++ b/Documentation/devicetree/bindings/display/exynos/exynos7-decon.txt
@@ -33,7 +33,7 @@
- i80-if-timings: timing configuration for lcd i80 interface support.
Optional Properties:
-- samsung,power-domain: a phandle to DECON power domain node.
+- power-domains: a phandle to DECON power domain node.
- display-timings: timing settings for DECON, as described in document [1].
Can be used in case timings cannot be provided otherwise
or to override timings provided by the panel.
diff --git a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
index 3e5b979..8682ab6 100644
--- a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
+++ b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
@@ -8,8 +8,9 @@
Required properties:
- compatible: should be "ti,tps65217-pwrbutton" or "ti,tps65218-pwrbutton"
-Required properties for TPS65218:
+Required properties:
- interrupts: should be one of the following
+ - <2>: For controllers compatible with tps65217
- <3 IRQ_TYPE_EDGE_BOTH>: For controllers compatible with tps65218
Examples:
@@ -17,6 +18,7 @@
&tps {
tps65217-pwrbutton {
compatible = "ti,tps65217-pwrbutton";
+ interrupts = <2>;
};
};
diff --git a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
index 98d131a..a11072c 100644
--- a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
+++ b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
@@ -2,11 +2,16 @@
Required Properties:
-compatible: "ti,tps65217-charger"
+-interrupts: TPS65217 interrupt numbers for the AC and USB charger input change.
+ Should be <0> for the USB charger and <1> for the AC adapter.
+-interrupt-names: Should be "USB" and "AC"
This node is a subnode of the tps65217 PMIC.
Example:
tps65217-charger {
- compatible = "ti,tps65090-charger";
+ compatible = "ti,tps65217-charger";
+ interrupts = <0>, <1>;
+ interrupt-names = "USB", "AC";
};
diff --git a/Documentation/driver-api/infrastructure.rst b/Documentation/driver-api/infrastructure.rst
index 0bb0b5f..6d9ff31 100644
--- a/Documentation/driver-api/infrastructure.rst
+++ b/Documentation/driver-api/infrastructure.rst
@@ -55,21 +55,6 @@
.. kernel-doc:: drivers/base/dma-mapping.c
:export:
-Device Drivers Power Management
--------------------------------
-
-.. kernel-doc:: drivers/base/power/main.c
- :export:
-
-Device Drivers ACPI Support
----------------------------
-
-.. kernel-doc:: drivers/acpi/scan.c
- :export:
-
-.. kernel-doc:: drivers/acpi/scan.c
- :internal:
-
Device drivers PnP support
--------------------------
diff --git a/Documentation/networking/mpls-sysctl.txt b/Documentation/networking/mpls-sysctl.txt
index 9ed15f8..15d8d16 100644
--- a/Documentation/networking/mpls-sysctl.txt
+++ b/Documentation/networking/mpls-sysctl.txt
@@ -5,8 +5,8 @@
possible to configure forwarding for label values equal to or
greater than the number of platform labels.
- A dense utliziation of the entries in the platform label table
- is possible and expected aas the platform labels are locally
+ A dense utilization of the entries in the platform label table
+ is possible and expected as the platform labels are locally
allocated.
If the number of platform label table entries is set to 0 no
diff --git a/Documentation/unaligned-memory-access.txt b/Documentation/unaligned-memory-access.txt
index a445da0..3f76c0c 100644
--- a/Documentation/unaligned-memory-access.txt
+++ b/Documentation/unaligned-memory-access.txt
@@ -151,7 +151,7 @@
#else
const u16 *a = (const u16 *)addr1;
const u16 *b = (const u16 *)addr2;
- return ((a[0] ^ b[0]) | (a[1] ^ b[1]) | (a[2] ^ b[2])) != 0;
+ return ((a[0] ^ b[0]) | (a[1] ^ b[1]) | (a[2] ^ b[2])) == 0;
#endif
}
diff --git a/Documentation/vfio-mediated-device.txt b/Documentation/vfio-mediated-device.txt
index b38afec..d226c7a 100644
--- a/Documentation/vfio-mediated-device.txt
+++ b/Documentation/vfio-mediated-device.txt
@@ -127,22 +127,22 @@
Physical Device Driver Interface
--------------------------------
-The physical device driver interface provides the parent_ops[3] structure to
-define the APIs to manage work in the mediated core driver that is related to
-the physical device.
+The physical device driver interface provides the mdev_parent_ops[3] structure
+to define the APIs to manage work in the mediated core driver that is related
+to the physical device.
-The structures in the parent_ops structure are as follows:
+The structures in the mdev_parent_ops structure are as follows:
* dev_attr_groups: attributes of the parent device
* mdev_attr_groups: attributes of the mediated device
* supported_config: attributes to define supported configurations
-The functions in the parent_ops structure are as follows:
+The functions in the mdev_parent_ops structure are as follows:
* create: allocate basic resources in a driver for a mediated device
* remove: free resources in a driver when a mediated device is destroyed
-The callbacks in the parent_ops structure are as follows:
+The callbacks in the mdev_parent_ops structure are as follows:
* open: open callback of mediated device
* close: close callback of mediated device
@@ -151,14 +151,14 @@
* write: write emulation callback
* mmap: mmap emulation callback
-A driver should use the parent_ops structure in the function call to register
-itself with the mdev core driver:
+A driver should use the mdev_parent_ops structure in the function call to
+register itself with the mdev core driver:
extern int mdev_register_device(struct device *dev,
- const struct parent_ops *ops);
+ const struct mdev_parent_ops *ops);
-However, the parent_ops structure is not required in the function call that a
-driver should use to unregister itself with the mdev core driver:
+However, the mdev_parent_ops structure is not required in the function call
+that a driver should use to unregister itself with the mdev core driver:
extern void mdev_unregister_device(struct device *dev);
@@ -223,6 +223,9 @@
sprintf(buf, "%s-%s", dev_driver_string(parent->dev), group->name);
+ (or using mdev_parent_dev(mdev) to arrive at the parent device outside
+ of the core mdev code)
+
* device_api
This attribute should show which device API is being created, for example,
@@ -394,5 +397,5 @@
[1] See Documentation/vfio.txt for more information on VFIO.
[2] struct mdev_driver in include/linux/mdev.h
-[3] struct parent_ops in include/linux/mdev.h
+[3] struct mdev_parent_ops in include/linux/mdev.h
[4] struct vfio_iommu_driver_ops in include/linux/vfio.h
diff --git a/MAINTAINERS b/MAINTAINERS
index cfff2c9..575c284 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1227,13 +1227,9 @@
N: efm32
ARM/EZX SMARTPHONES (A780, A910, A1200, E680, ROKR E2 and ROKR E6)
-M: Daniel Ribeiro <drwyrm@gmail.com>
-M: Stefan Schmidt <stefan@openezx.org>
-M: Harald Welte <laforge@openezx.org>
-L: openezx-devel@lists.openezx.org (moderated for non-subscribers)
-W: http://www.openezx.org/
+M: Robert Jarzmik <robert.jarzmik@free.fr>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
-T: topgit git://git.openezx.org/openezx.git
F: arch/arm/mach-pxa/ezx.c
ARM/FARADAY FA526 PORT
@@ -2624,7 +2620,7 @@
M: Eric Anholt <eric@anholt.net>
L: linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi.git
+T: git git://github.com/anholt/linux
S: Maintained
N: bcm2835
F: drivers/staging/vc04_services
@@ -3800,6 +3796,7 @@
DEVICE FREQUENCY (DEVFREQ)
M: MyungJoo Ham <myungjoo.ham@samsung.com>
M: Kyungmin Park <kyungmin.park@samsung.com>
+R: Chanwoo Choi <cw00.choi@samsung.com>
L: linux-pm@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git
S: Maintained
@@ -5080,9 +5077,11 @@
F: drivers/net/wan/sdla.c
FRAMEBUFFER LAYER
+M: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
L: linux-fbdev@vger.kernel.org
+T: git git://github.com/bzolnier/linux.git
Q: http://patchwork.kernel.org/project/linux-fbdev/list/
-S: Orphan
+S: Maintained
F: Documentation/fb/
F: drivers/video/
F: include/video/
@@ -5504,6 +5503,7 @@
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
S: Maintained
F: drivers/staging/greybus/
+L: greybus-dev@lists.linaro.org
GREYBUS AUDIO PROTOCOLS DRIVERS
M: Vaibhav Agarwal <vaibhav.sr@gmail.com>
@@ -5961,6 +5961,7 @@
Hyper-V CORE AND DRIVERS
M: "K. Y. Srinivasan" <kys@microsoft.com>
M: Haiyang Zhang <haiyangz@microsoft.com>
+M: Stephen Hemminger <sthemmin@microsoft.com>
L: devel@linuxdriverproject.org
S: Maintained
F: arch/x86/include/asm/mshyperv.h
@@ -8852,17 +8853,22 @@
NVM EXPRESS DRIVER
M: Keith Busch <keith.busch@intel.com>
M: Jens Axboe <axboe@fb.com>
+M: Christoph Hellwig <hch@lst.de>
+M: Sagi Grimberg <sagi@grimberg.me>
L: linux-nvme@lists.infradead.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
-W: https://kernel.googlesource.com/pub/scm/linux/kernel/git/axboe/linux-block/
+T: git://git.infradead.org/nvme.git
+W: http://git.infradead.org/nvme.git
S: Supported
F: drivers/nvme/host/
F: include/linux/nvme.h
+F: include/uapi/linux/nvme_ioctl.h
NVM EXPRESS TARGET DRIVER
M: Christoph Hellwig <hch@lst.de>
M: Sagi Grimberg <sagi@grimberg.me>
L: linux-nvme@lists.infradead.org
+T: git://git.infradead.org/nvme.git
+W: http://git.infradead.org/nvme.git
S: Supported
F: drivers/nvme/target/
@@ -8909,7 +8915,20 @@
S: Supported
F: tools/objtool/
-OMAP SUPPORT
+OMAP1 SUPPORT
+M: Aaro Koskinen <aaro.koskinen@iki.fi>
+M: Tony Lindgren <tony@atomide.com>
+L: linux-omap@vger.kernel.org
+Q: http://patchwork.kernel.org/project/linux-omap/list/
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
+S: Maintained
+F: arch/arm/mach-omap1/
+F: arch/arm/plat-omap/
+F: arch/arm/configs/omap1_defconfig
+F: drivers/i2c/busses/i2c-omap.c
+F: include/linux/i2c-omap.h
+
+OMAP2+ SUPPORT
M: Tony Lindgren <tony@atomide.com>
L: linux-omap@vger.kernel.org
W: http://www.muru.com/linux/omap/
@@ -8917,8 +8936,8 @@
Q: http://patchwork.kernel.org/project/linux-omap/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
S: Maintained
-F: arch/arm/*omap*/
-F: arch/arm/configs/omap1_defconfig
+F: arch/arm/mach-omap2/
+F: arch/arm/plat-omap/
F: arch/arm/configs/omap2plus_defconfig
F: drivers/i2c/busses/i2c-omap.c
F: drivers/irqchip/irq-omap-intc.c
@@ -9842,7 +9861,7 @@
M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
L: linux-arm-kernel@lists.infradead.org
S: Maintained
-F: drivers/firmware/psci.c
+F: drivers/firmware/psci*.c
F: include/linux/psci.h
F: include/uapi/linux/psci.h
@@ -13527,11 +13546,11 @@
F: drivers/xen/*swiotlb*
XFS FILESYSTEM
-M: Dave Chinner <david@fromorbit.com>
+M: Darrick J. Wong <darrick.wong@oracle.com>
M: linux-xfs@vger.kernel.org
L: linux-xfs@vger.kernel.org
W: http://xfs.org/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs.git
+T: git git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git
S: Supported
F: Documentation/filesystems/xfs.txt
F: fs/xfs/
diff --git a/Makefile b/Makefile
index ec411ba..5f1a847 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 10
SUBLEVEL = 0
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc3
NAME = Roaring Lionus
# *DOCUMENTATION*
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 5fab553..186c4c2 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1502,8 +1502,7 @@
config HZ_FIXED
int
- default 200 if ARCH_EBSA110 || ARCH_S3C24XX || \
- ARCH_S5PV210 || ARCH_EXYNOS4
+ default 200 if ARCH_EBSA110
default 128 if SOC_AT91RM9200
default 0
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index cccdbcb..7327250 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -501,6 +501,7 @@
am3517-evm.dtb \
am3517_mt_ventoux.dtb \
logicpd-torpedo-37xx-devkit.dtb \
+ logicpd-som-lv-37xx-devkit.dtb \
omap3430-sdp.dtb \
omap3-beagle.dtb \
omap3-beagle-xm.dtb \
diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index dc561d5..3e32dd1 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -6,8 +6,6 @@
* published by the Free Software Foundation.
*/
-#include <dt-bindings/mfd/tps65217.h>
-
/ {
cpus {
cpu@0 {
@@ -319,13 +317,13 @@
ti,pmic-shutdown-controller;
charger {
- interrupts = <TPS65217_IRQ_AC>, <TPS65217_IRQ_USB>;
- interrupts-names = "AC", "USB";
+ interrupts = <0>, <1>;
+ interrupt-names = "USB", "AC";
status = "okay";
};
pwrbutton {
- interrupts = <TPS65217_IRQ_PB>;
+ interrupts = <2>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 64c8aa9..18d72a2 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -16,6 +16,7 @@
interrupt-parent = <&intc>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
i2c0 = &i2c0;
diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
index ac55f93..2df9e60 100644
--- a/arch/arm/boot/dts/am4372.dtsi
+++ b/arch/arm/boot/dts/am4372.dtsi
@@ -16,6 +16,7 @@
interrupt-parent = <&wakeupgen>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
memory@0 {
device_type = "memory";
diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts
index d6e43e5..ad68d1e 100644
--- a/arch/arm/boot/dts/am571x-idk.dts
+++ b/arch/arm/boot/dts/am571x-idk.dts
@@ -62,11 +62,6 @@
linux,default-trigger = "mmc0";
};
};
-
- extcon_usb2: extcon_usb2 {
- compatible = "linux,extcon-usb-gpio";
- id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
- };
};
&mmc1 {
@@ -79,3 +74,8 @@
&omap_dwc3_2 {
extcon = <&extcon_usb2>;
};
+
+&extcon_usb2 {
+ id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
+ vbus-gpio = <&gpio7 22 GPIO_ACTIVE_HIGH>;
+};
diff --git a/arch/arm/boot/dts/am572x-idk.dts b/arch/arm/boot/dts/am572x-idk.dts
index 27d9149..8350b4b 100644
--- a/arch/arm/boot/dts/am572x-idk.dts
+++ b/arch/arm/boot/dts/am572x-idk.dts
@@ -23,11 +23,6 @@
reg = <0x0 0x80000000 0x0 0x80000000>;
};
- extcon_usb2: extcon_usb2 {
- compatible = "linux,extcon-usb-gpio";
- id-gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>;
- };
-
status-leds {
compatible = "gpio-leds";
cpu0-led {
@@ -76,6 +71,11 @@
extcon = <&extcon_usb2>;
};
+&extcon_usb2 {
+ id-gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ vbus-gpio = <&gpio3 26 GPIO_ACTIVE_HIGH>;
+};
+
&mmc1 {
status = "okay";
vmmc-supply = <&v3_3d>;
@@ -87,3 +87,7 @@
&sn65hvs882 {
load-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
};
+
+&pcie1 {
+ gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
+};
diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi
index 555ae21..814a720 100644
--- a/arch/arm/boot/dts/am57xx-idk-common.dtsi
+++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi
@@ -303,6 +303,13 @@
gpio-controller;
#gpio-cells = <2>;
};
+
+ extcon_usb2: tps659038_usb {
+ compatible = "ti,palmas-usb-vid";
+ ti,enable-vbus-detection;
+ ti,enable-id-detection;
+ /* ID & VBUS GPIOs provided in board dts */
+ };
};
};
@@ -369,7 +376,7 @@
};
&usb2 {
- dr_mode = "otg";
+ dr_mode = "peripheral";
};
&mmc2 {
diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi
index 1facc5f..81b8cec 100644
--- a/arch/arm/boot/dts/dm814x.dtsi
+++ b/arch/arm/boot/dts/dm814x.dtsi
@@ -12,6 +12,7 @@
interrupt-parent = <&intc>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi
index 61dd2f6..6db652a 100644
--- a/arch/arm/boot/dts/dm816x.dtsi
+++ b/arch/arm/boot/dts/dm816x.dtsi
@@ -12,6 +12,7 @@
interrupt-parent = <&intc>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index addb753..1faf24a 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -18,6 +18,7 @@
compatible = "ti,dra7xx";
interrupt-parent = <&crossbar_mpu>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi
index ee6dac4..e6df676 100644
--- a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi
+++ b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi
@@ -132,3 +132,19 @@
ti,palmas-long-press-seconds = <6>;
};
};
+
+&usb2_phy1 {
+ phy-supply = <&ldo4_reg>;
+};
+
+&usb2_phy2 {
+ phy-supply = <&ldo4_reg>;
+};
+
+&dss {
+ vdda_video-supply = <&ldo5_reg>;
+};
+
+&mmc1 {
+ vmmc_aux-supply = <&ldo1_reg>;
+};
diff --git a/arch/arm/boot/dts/imx31.dtsi b/arch/arm/boot/dts/imx31.dtsi
index 685916e..85cd8be 100644
--- a/arch/arm/boot/dts/imx31.dtsi
+++ b/arch/arm/boot/dts/imx31.dtsi
@@ -31,11 +31,11 @@
};
};
- avic: avic-interrupt-controller@60000000 {
+ avic: interrupt-controller@68000000 {
compatible = "fsl,imx31-avic", "fsl,avic";
interrupt-controller;
#interrupt-cells = <1>;
- reg = <0x60000000 0x100000>;
+ reg = <0x68000000 0x100000>;
};
soc {
diff --git a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
index e476d01..26d0604 100644
--- a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
@@ -533,7 +533,6 @@
MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x17071
MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x17071
MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x17071
- MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x000b0
>;
};
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 53e6e63..89b834f 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -1100,6 +1100,7 @@
interrupts = <0 14 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6QDL_CLK_EIM_SLOW>;
fsl,weim-cs-gpr = <&gpr>;
+ status = "disabled";
};
ocotp: ocotp@021bc000 {
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 4fd6de2..19cbd87 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -900,6 +900,7 @@
reg = <0x021b8000 0x4000>;
interrupts = <0 14 IRQ_TYPE_LEVEL_HIGH>;
fsl,weim-cs-gpr = <&gpr>;
+ status = "disabled";
};
ocotp: ocotp@021bc000 {
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index 076a30f..10f3330 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -977,6 +977,7 @@
interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6SX_CLK_EIM_SLOW>;
fsl,weim-cs-gpr = <&gpr>;
+ status = "disabled";
};
ocotp: ocotp@021bc000 {
diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi
index 4f793a0..f1d6de8 100644
--- a/arch/arm/boot/dts/omap2.dtsi
+++ b/arch/arm/boot/dts/omap2.dtsi
@@ -17,6 +17,7 @@
interrupt-parent = <&intc>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
serial0 = &uart1;
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 87ca50b..4d448f1 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -734,6 +734,8 @@
vmmc_aux-supply = <&vsim>;
bus-width = <8>;
non-removable;
+ no-sdio;
+ no-sd;
};
&mmc3 {
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index ecf5eb5..a3ff493 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -17,6 +17,7 @@
interrupt-parent = <&intc>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 8087456..578c53f 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -15,6 +15,7 @@
interrupt-parent = <&wakeupgen>;
#address-cells = <1>;
#size-cells = <1>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index 968c67a..7cd92ba 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -17,6 +17,7 @@
compatible = "ti,omap5";
interrupt-parent = <&wakeupgen>;
+ chosen { };
aliases {
i2c0 = &i2c1;
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 268bd47..407a461 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -4,6 +4,7 @@
#include <dt-bindings/clock/qcom,gcc-msm8960.h>
#include <dt-bindings/reset/qcom,gcc-msm8960.h>
#include <dt-bindings/clock/qcom,mmcc-msm8960.h>
+#include <dt-bindings/clock/qcom,rpmcc.h>
#include <dt-bindings/soc/qcom,gsbi.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -303,6 +304,9 @@
firmware {
scm {
compatible = "qcom,scm-apq8064";
+
+ clocks = <&rpmcc RPM_DAYTONA_FABRIC_CLK>;
+ clock-names = "core";
};
};
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
index 102838f..15f4fd3 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
@@ -81,7 +81,7 @@
#address-cells = <0>;
interrupt-controller;
reg = <0 0x2c001000 0 0x1000>,
- <0 0x2c002000 0 0x1000>,
+ <0 0x2c002000 0 0x2000>,
<0 0x2c004000 0 0x2000>,
<0 0x2c006000 0 0x2000>;
interrupts = <1 9 0xf04>;
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 45d08cc..bd107c5 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -131,7 +131,7 @@
#address-cells = <0>;
interrupt-controller;
reg = <0 0x2c001000 0 0x1000>,
- <0 0x2c002000 0 0x1000>,
+ <0 0x2c002000 0 0x2000>,
<0 0x2c004000 0 0x2000>,
<0 0x2c006000 0 0x2000>;
interrupts = <1 9 0xf04>;
diff --git a/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts b/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts
index 7ea617e..958b4c4 100644
--- a/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts
+++ b/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts
@@ -153,7 +153,8 @@
switch0phy1: switch1phy0@1 {
reg = <1>;
interrupt-parent = <&switch0>;
- interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; };
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+ };
switch0phy2: switch1phy0@2 {
reg = <2>;
interrupt-parent = <&switch0>;
diff --git a/arch/arm/mach-aspeed/Kconfig b/arch/arm/mach-aspeed/Kconfig
index 5225fbc..f3f8c5c 100644
--- a/arch/arm/mach-aspeed/Kconfig
+++ b/arch/arm/mach-aspeed/Kconfig
@@ -5,6 +5,8 @@
select WATCHDOG
select ASPEED_WATCHDOG
select MOXART_TIMER
+ select MFD_SYSCON
+ select PINCTRL
help
Say Y here if you want to run your kernel on an ASpeed BMC SoC.
@@ -14,6 +16,7 @@
bool "Aspeed SoC 4th Generation"
depends on ARCH_MULTI_V5
select CPU_ARM926T
+ select PINCTRL_ASPEED_G4
help
Say yes if you intend to run on an Aspeed ast2400 or similar
fourth generation BMCs, such as those used by OpenPower Power8
@@ -23,6 +26,7 @@
bool "Aspeed SoC 5th Generation"
depends on ARCH_MULTI_V6
select CPU_V6
+ select PINCTRL_ASPEED_G5
help
Say yes if you intend to run on an Aspeed ast2500 or similar
fifth generation Aspeed BMCs.
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index b4332b7..3d89b79 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -55,7 +55,7 @@
int memctrl;
} at91_pm_data;
-void __iomem *at91_ramc_base[2];
+static void __iomem *at91_ramc_base[2];
static int at91_pm_valid_state(suspend_state_t state)
{
diff --git a/arch/arm/mach-at91/pm.h b/arch/arm/mach-at91/pm.h
index 3fcf881..bf980c6 100644
--- a/arch/arm/mach-at91/pm.h
+++ b/arch/arm/mach-at91/pm.h
@@ -18,8 +18,6 @@
#include <soc/at91/at91sam9_sdramc.h>
#ifndef __ASSEMBLY__
-extern void __iomem *at91_ramc_base[];
-
#define at91_ramc_read(id, field) \
__raw_readl(at91_ramc_base[id] + field)
diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index df42c93..f5dce9b 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -31,10 +31,10 @@
static DEFINE_MUTEX(clocks_mutex);
static DEFINE_SPINLOCK(clockfw_lock);
-static void __clk_enable(struct clk *clk)
+void davinci_clk_enable(struct clk *clk)
{
if (clk->parent)
- __clk_enable(clk->parent);
+ davinci_clk_enable(clk->parent);
if (clk->usecount++ == 0) {
if (clk->flags & CLK_PSC)
davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc,
@@ -44,7 +44,7 @@
}
}
-static void __clk_disable(struct clk *clk)
+void davinci_clk_disable(struct clk *clk)
{
if (WARN_ON(clk->usecount == 0))
return;
@@ -56,7 +56,7 @@
clk->clk_disable(clk);
}
if (clk->parent)
- __clk_disable(clk->parent);
+ davinci_clk_disable(clk->parent);
}
int davinci_clk_reset(struct clk *clk, bool reset)
@@ -103,7 +103,7 @@
return -EINVAL;
spin_lock_irqsave(&clockfw_lock, flags);
- __clk_enable(clk);
+ davinci_clk_enable(clk);
spin_unlock_irqrestore(&clockfw_lock, flags);
return 0;
@@ -118,7 +118,7 @@
return;
spin_lock_irqsave(&clockfw_lock, flags);
- __clk_disable(clk);
+ davinci_clk_disable(clk);
spin_unlock_irqrestore(&clockfw_lock, flags);
}
EXPORT_SYMBOL(clk_disable);
diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h
index e2a5437..fa2b837 100644
--- a/arch/arm/mach-davinci/clock.h
+++ b/arch/arm/mach-davinci/clock.h
@@ -132,6 +132,8 @@
int davinci_set_refclk_rate(unsigned long rate);
int davinci_simple_set_rate(struct clk *clk, unsigned long rate);
int davinci_clk_reset(struct clk *clk, bool reset);
+void davinci_clk_enable(struct clk *clk);
+void davinci_clk_disable(struct clk *clk);
extern struct platform_device davinci_wdt_device;
extern void davinci_watchdog_reset(struct platform_device *);
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 8ab3c09..d09765b 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -319,6 +319,16 @@
.gpsc = 1,
};
+/*
+ * In order to avoid adding the emac_clk to the clock lookup table twice (and
+ * screwing up the linked list in the process) create a separate clock for
+ * mdio inheriting the rate from emac_clk.
+ */
+static struct clk mdio_clk = {
+ .name = "mdio",
+ .parent = &emac_clk,
+};
+
static struct clk mcasp_clk = {
.name = "mcasp",
.parent = &async3_clk,
@@ -367,6 +377,16 @@
.flags = ALWAYS_ENABLED,
};
+/*
+ * In order to avoid adding the aemif_clk to the clock lookup table twice (and
+ * screwing up the linked list in the process) create a separate clock for
+ * nand inheriting the rate from aemif_clk.
+ */
+static struct clk aemif_nand_clk = {
+ .name = "nand",
+ .parent = &aemif_clk,
+};
+
static struct clk usb11_clk = {
.name = "usb11",
.parent = &pll0_sysclk4,
@@ -529,7 +549,7 @@
CLK(NULL, "arm", &arm_clk),
CLK(NULL, "rmii", &rmii_clk),
CLK("davinci_emac.1", NULL, &emac_clk),
- CLK("davinci_mdio.0", "fck", &emac_clk),
+ CLK("davinci_mdio.0", "fck", &mdio_clk),
CLK("davinci-mcasp.0", NULL, &mcasp_clk),
CLK("davinci-mcbsp.0", NULL, &mcbsp0_clk),
CLK("davinci-mcbsp.1", NULL, &mcbsp1_clk),
@@ -537,7 +557,15 @@
CLK("da830-mmc.0", NULL, &mmcsd0_clk),
CLK("da830-mmc.1", NULL, &mmcsd1_clk),
CLK("ti-aemif", NULL, &aemif_clk),
- CLK(NULL, "aemif", &aemif_clk),
+ /*
+ * The only user of this clock is davinci_nand and it get's it through
+ * con_id. The nand node itself is created from within the aemif
+ * driver to guarantee that it's probed after the aemif timing
+ * parameters are configured. of_dev_auxdata is not accessible from
+ * the aemif driver and can't be passed to of_platform_populate(). For
+ * that reason we're leaving the dev_id here as NULL.
+ */
+ CLK(NULL, "aemif", &aemif_nand_clk),
CLK("ohci-da8xx", "usb11", &usb11_clk),
CLK("musb-da8xx", "usb20", &usb20_clk),
CLK("spi_davinci.0", NULL, &spi0_clk),
diff --git a/arch/arm/mach-davinci/usb-da8xx.c b/arch/arm/mach-davinci/usb-da8xx.c
index c6feecf..9a6af0b 100644
--- a/arch/arm/mach-davinci/usb-da8xx.c
+++ b/arch/arm/mach-davinci/usb-da8xx.c
@@ -22,6 +22,8 @@
#define DA8XX_USB0_BASE 0x01e00000
#define DA8XX_USB1_BASE 0x01e25000
+static struct clk *usb20_clk;
+
static struct platform_device da8xx_usb_phy = {
.name = "da8xx-usb-phy",
.id = -1,
@@ -158,26 +160,13 @@
static void usb20_phy_clk_enable(struct clk *clk)
{
- struct clk *usb20_clk;
- int err;
u32 val;
u32 timeout = 500000; /* 500 msec */
val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));
- usb20_clk = clk_get(&da8xx_usb20_dev.dev, "usb20");
- if (IS_ERR(usb20_clk)) {
- pr_err("could not get usb20 clk: %ld\n", PTR_ERR(usb20_clk));
- return;
- }
-
/* The USB 2.O PLL requires that the USB 2.O PSC is enabled as well. */
- err = clk_prepare_enable(usb20_clk);
- if (err) {
- pr_err("failed to enable usb20 clk: %d\n", err);
- clk_put(usb20_clk);
- return;
- }
+ davinci_clk_enable(usb20_clk);
/*
* Turn on the USB 2.0 PHY, but just the PLL, and not OTG. The USB 1.1
@@ -197,8 +186,7 @@
pr_err("Timeout waiting for USB 2.0 PHY clock good\n");
done:
- clk_disable_unprepare(usb20_clk);
- clk_put(usb20_clk);
+ davinci_clk_disable(usb20_clk);
}
static void usb20_phy_clk_disable(struct clk *clk)
@@ -285,11 +273,19 @@
int __init da8xx_register_usb20_phy_clk(bool use_usb_refclkin)
{
struct clk *parent;
- int ret = 0;
+ int ret;
+
+ usb20_clk = clk_get(&da8xx_usb20_dev.dev, "usb20");
+ ret = PTR_ERR_OR_ZERO(usb20_clk);
+ if (ret)
+ return ret;
parent = clk_get(NULL, use_usb_refclkin ? "usb_refclkin" : "pll0_aux");
- if (IS_ERR(parent))
- return PTR_ERR(parent);
+ ret = PTR_ERR_OR_ZERO(parent);
+ if (ret) {
+ clk_put(usb20_clk);
+ return ret;
+ }
usb20_phy_clk.parent = parent;
ret = clk_register(&usb20_phy_clk);
diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h
index 03c42e5..b0cf2de 100644
--- a/arch/arm/mach-ep93xx/include/mach/uncompress.h
+++ b/arch/arm/mach-ep93xx/include/mach/uncompress.h
@@ -10,6 +10,7 @@
*/
#include <mach/ep93xx-regs.h>
+#include <asm/mach-types.h>
static unsigned char __raw_readb(unsigned int ptr)
{
@@ -75,8 +76,19 @@
;
}
+#define TS72XX_WDT_CONTROL_PHYS_BASE 0x23800000
+#define TS72XX_WDT_FEED_PHYS_BASE 0x23c00000
+#define TS72XX_WDT_FEED_VAL 0x05
+
+static void __maybe_unused ts72xx_watchdog_disable(void)
+{
+ __raw_writeb(TS72XX_WDT_FEED_VAL, TS72XX_WDT_FEED_PHYS_BASE);
+ __raw_writeb(0, TS72XX_WDT_CONTROL_PHYS_BASE);
+}
static void arch_decomp_setup(void)
{
+ if (machine_is_ts72xx())
+ ts72xx_watchdog_disable();
ethernet_reset();
}
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 0bb63b8..0a99140 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -95,11 +95,6 @@
default y
depends on ARCH_EXYNOS4
-config SOC_EXYNOS4415
- bool "SAMSUNG EXYNOS4415"
- default y
- depends on ARCH_EXYNOS4
-
config SOC_EXYNOS5250
bool "SAMSUNG EXYNOS5250"
default y
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 757fc11..c404c15 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -45,8 +45,8 @@
.id = -1,
};
-void __iomem *sysram_base_addr;
-void __iomem *sysram_ns_base_addr;
+void __iomem *sysram_base_addr __ro_after_init;
+void __iomem *sysram_ns_base_addr __ro_after_init;
void __init exynos_sysram_init(void)
{
@@ -210,7 +210,6 @@
"samsung,exynos4210",
"samsung,exynos4212",
"samsung,exynos4412",
- "samsung,exynos4415",
"samsung,exynos5",
"samsung,exynos5250",
"samsung,exynos5260",
diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c
index f086bf6..038fd8c 100644
--- a/arch/arm/mach-exynos/mcpm-exynos.c
+++ b/arch/arm/mach-exynos/mcpm-exynos.c
@@ -32,7 +32,7 @@
#define EXYNOS5420_USE_ARM_CORE_DOWN_STATE BIT(29)
#define EXYNOS5420_USE_L2_COMMON_UP_STATE BIT(30)
-static void __iomem *ns_sram_base_addr;
+static void __iomem *ns_sram_base_addr __ro_after_init;
/*
* The common v7_exit_coherency_flush API could not be used because of the
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 98ffe1e..a5d6841 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -385,36 +385,6 @@
return pen_release != -1 ? ret : 0;
}
-/*
- * Initialise the CPU possible map early - this describes the CPUs
- * which may be present or become present in the system.
- */
-
-static void __init exynos_smp_init_cpus(void)
-{
- void __iomem *scu_base = scu_base_addr();
- unsigned int i, ncores;
-
- if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
- ncores = scu_base ? scu_get_core_count(scu_base) : 1;
- else
- /*
- * CPU Nodes are passed thru DT and set_cpu_possible
- * is set by "arm_dt_init_cpu_maps".
- */
- return;
-
- /* sanity check */
- if (ncores > nr_cpu_ids) {
- pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
- ncores, nr_cpu_ids);
- ncores = nr_cpu_ids;
- }
-
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)
{
int i;
@@ -479,7 +449,6 @@
#endif /* CONFIG_HOTPLUG_CPU */
const struct smp_operations exynos_smp_ops __initconst = {
- .smp_init_cpus = exynos_smp_init_cpus,
.smp_prepare_cpus = exynos_smp_prepare_cpus,
.smp_secondary_init = exynos_secondary_init,
.smp_boot_secondary = exynos_boot_secondary,
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index 06332f6..25e7c53 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -57,7 +57,7 @@
struct exynos_pm_data {
const struct exynos_wkup_irq *wkup_irq;
unsigned int wake_disable_mask;
- unsigned int *release_ret_regs;
+ const unsigned int *release_ret_regs;
void (*pm_prepare)(void);
void (*pm_resume_prepare)(void);
@@ -66,7 +66,7 @@
int (*cpu_suspend)(unsigned long);
};
-static const struct exynos_pm_data *pm_data;
+static const struct exynos_pm_data *pm_data __ro_after_init;
static int exynos5420_cpu_state;
static unsigned int exynos_pmu_spare3;
@@ -95,7 +95,7 @@
{ /* sentinel */ },
};
-static unsigned int exynos_release_ret_regs[] = {
+static const unsigned int exynos_release_ret_regs[] = {
S5P_PAD_RET_MAUDIO_OPTION,
S5P_PAD_RET_GPIO_OPTION,
S5P_PAD_RET_UART_OPTION,
@@ -106,7 +106,7 @@
REG_TABLE_END,
};
-static unsigned int exynos3250_release_ret_regs[] = {
+static const unsigned int exynos3250_release_ret_regs[] = {
S5P_PAD_RET_MAUDIO_OPTION,
S5P_PAD_RET_GPIO_OPTION,
S5P_PAD_RET_UART_OPTION,
@@ -119,7 +119,7 @@
REG_TABLE_END,
};
-static unsigned int exynos5420_release_ret_regs[] = {
+static const unsigned int exynos5420_release_ret_regs[] = {
EXYNOS_PAD_RET_DRAM_OPTION,
EXYNOS_PAD_RET_MAUDIO_OPTION,
EXYNOS_PAD_RET_JTAG_OPTION,
@@ -270,7 +270,6 @@
EXYNOS_PMU_IRQ(exynos4210_pmu_irq, "samsung,exynos4210-pmu");
EXYNOS_PMU_IRQ(exynos4212_pmu_irq, "samsung,exynos4212-pmu");
EXYNOS_PMU_IRQ(exynos4412_pmu_irq, "samsung,exynos4412-pmu");
-EXYNOS_PMU_IRQ(exynos4415_pmu_irq, "samsung,exynos4415-pmu");
EXYNOS_PMU_IRQ(exynos5250_pmu_irq, "samsung,exynos5250-pmu");
EXYNOS_PMU_IRQ(exynos5420_pmu_irq, "samsung,exynos5420-pmu");
diff --git a/arch/arm/mach-hisi/core.h b/arch/arm/mach-hisi/core.h
index e883583..c58b68a 100644
--- a/arch/arm/mach-hisi/core.h
+++ b/arch/arm/mach-hisi/core.h
@@ -15,5 +15,4 @@
extern void hix5hd2_cpu_die(unsigned int cpu);
extern void hip01_set_cpu(int cpu, bool enable);
-extern void hip01_cpu_die(unsigned int cpu);
#endif
diff --git a/arch/arm/mach-imx/devices/platform-flexcan.c b/arch/arm/mach-imx/devices/platform-flexcan.c
index 55d61ea..8a1a2fc 100644
--- a/arch/arm/mach-imx/devices/platform-flexcan.c
+++ b/arch/arm/mach-imx/devices/platform-flexcan.c
@@ -19,15 +19,6 @@
#define imx_flexcan_data_entry(soc, _id, _hwid, _size) \
[_id] = imx_flexcan_data_entry_single(soc, _id, _hwid, _size)
-#ifdef CONFIG_SOC_IMX25
-const struct imx_flexcan_data imx25_flexcan_data[] __initconst = {
-#define imx25_flexcan_data_entry(_id, _hwid) \
- imx_flexcan_data_entry(MX25, _id, _hwid, SZ_16K)
- imx25_flexcan_data_entry(0, 1),
- imx25_flexcan_data_entry(1, 2),
-};
-#endif /* ifdef CONFIG_SOC_IMX25 */
-
#ifdef CONFIG_SOC_IMX35
const struct imx_flexcan_data imx35_flexcan_data[] __initconst = {
#define imx35_flexcan_data_entry(_id, _hwid) \
diff --git a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
index 3d039ef..466c9cc 100644
--- a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
+++ b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
@@ -22,16 +22,6 @@
#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid) \
[id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid)
-#ifdef CONFIG_SOC_IMX25
-const struct imx_sdhci_esdhc_imx_data
-imx25_sdhci_esdhc_imx_data[] __initconst = {
-#define imx25_sdhci_esdhc_imx_data_entry(_id, _hwid) \
- imx_sdhci_esdhc_imx_data_entry(MX25, "sdhci-esdhc-imx25", _id, _hwid)
- imx25_sdhci_esdhc_imx_data_entry(0, 1),
- imx25_sdhci_esdhc_imx_data_entry(1, 2),
-};
-#endif /* ifdef CONFIG_SOC_IMX25 */
-
#ifdef CONFIG_SOC_IMX35
const struct imx_sdhci_esdhc_imx_data
imx35_sdhci_esdhc_imx_data[] __initconst = {
diff --git a/arch/arm/mach-imx/mach-imx1.c b/arch/arm/mach-imx/mach-imx1.c
index de5ab8d..3a8406e 100644
--- a/arch/arm/mach-imx/mach-imx1.c
+++ b/arch/arm/mach-imx/mach-imx1.c
@@ -37,7 +37,6 @@
};
DT_MACHINE_START(IMX1_DT, "Freescale i.MX1 (Device Tree Support)")
- .map_io = debug_ll_io_init,
.init_early = imx1_init_early,
.init_irq = imx1_init_irq,
.dt_compat = imx1_dt_board_compat,
diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c
index 7ba651a..45e16bd 100644
--- a/arch/arm/mach-imx/mach-mx27_3ds.c
+++ b/arch/arm/mach-imx/mach-mx27_3ds.c
@@ -31,7 +31,6 @@
#include <linux/regulator/machine.h>
#include <linux/spi/l4f00242t03.h>
-#include <media/soc_camera.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -53,8 +52,6 @@
#define SD1_CD IMX_GPIO_NR(2, 26)
#define LCD_RESET IMX_GPIO_NR(1, 3)
#define LCD_ENABLE IMX_GPIO_NR(1, 31)
-#define CSI_PWRDWN IMX_GPIO_NR(4, 19)
-#define CSI_RESET IMX_GPIO_NR(3, 6)
static const int mx27pdk_pins[] __initconst = {
/* UART1 */
@@ -144,21 +141,6 @@
PA30_PF_CONTRAST,
LCD_ENABLE | GPIO_GPIO | GPIO_OUT,
LCD_RESET | GPIO_GPIO | GPIO_OUT,
- /* CSI */
- PB10_PF_CSI_D0,
- PB11_PF_CSI_D1,
- PB12_PF_CSI_D2,
- PB13_PF_CSI_D3,
- PB14_PF_CSI_D4,
- PB15_PF_CSI_MCLK,
- PB16_PF_CSI_PIXCLK,
- PB17_PF_CSI_D5,
- PB18_PF_CSI_D6,
- PB19_PF_CSI_D7,
- PB20_PF_CSI_VSYNC,
- PB21_PF_CSI_HSYNC,
- CSI_PWRDWN | GPIO_GPIO | GPIO_OUT,
- CSI_RESET | GPIO_GPIO | GPIO_OUT,
/* SSI4 */
PC16_PF_SSI4_FS,
PC17_PF_SSI4_RXD,
@@ -166,11 +148,6 @@
PC19_PF_SSI4_CLK,
};
-static struct gpio mx27_3ds_camera_gpios[] = {
- { CSI_PWRDWN, GPIOF_OUT_INIT_HIGH, "camera-power" },
- { CSI_RESET, GPIOF_OUT_INIT_HIGH, "camera-reset" },
-};
-
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@@ -270,7 +247,6 @@
static struct regulator_consumer_supply vmmc1_consumers[] = {
REGULATOR_SUPPLY("vcore", "spi0.0"),
- REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
};
static struct regulator_init_data vmmc1_init = {
@@ -299,22 +275,6 @@
.consumer_supplies = vgen_consumers,
};
-static struct regulator_consumer_supply vvib_consumers[] = {
- REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"),
-};
-
-static struct regulator_init_data vvib_init = {
- .constraints = {
- .min_uV = 1300000,
- .max_uV = 1300000,
- .apply_uV = 1,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(vvib_consumers),
- .consumer_supplies = vvib_consumers,
-};
-
static struct mc13xxx_regulator_init_data mx27_3ds_regulators[] = {
{
.id = MC13783_REG_VMMC1,
@@ -328,9 +288,6 @@
}, {
.id = MC13783_REG_GPO3, /* Turn on 3.3V */
.init_data = &gpo_init,
- }, {
- .id = MC13783_REG_VVIB, /* Power OV2640 */
- .init_data = &vvib_init,
},
};
@@ -370,51 +327,6 @@
.num_chipselect = ARRAY_SIZE(spi2_chipselect),
};
-static int mx27_3ds_camera_power(struct device *dev, int on)
-{
- /* enable or disable the camera */
- pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
- gpio_set_value(CSI_PWRDWN, on ? 0 : 1);
-
- if (!on)
- goto out;
-
- /* If enabled, give a reset impulse */
- gpio_set_value(CSI_RESET, 0);
- msleep(20);
- gpio_set_value(CSI_RESET, 1);
- msleep(100);
-
-out:
- return 0;
-}
-
-static struct i2c_board_info mx27_3ds_i2c_camera = {
- I2C_BOARD_INFO("ov2640", 0x30),
-};
-
-static struct regulator_bulk_data mx27_3ds_camera_regs[] = {
- { .supply = "cmos_vcore" },
- { .supply = "cmos_2v8" },
-};
-
-static struct soc_camera_link iclink_ov2640 = {
- .bus_id = 0,
- .board_info = &mx27_3ds_i2c_camera,
- .i2c_adapter_id = 0,
- .power = mx27_3ds_camera_power,
- .regulators = mx27_3ds_camera_regs,
- .num_regulators = ARRAY_SIZE(mx27_3ds_camera_regs),
-};
-
-static struct platform_device mx27_3ds_ov2640 = {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &iclink_ov2640,
- },
-};
-
static struct imx_fb_videomode mx27_3ds_modes[] = {
{ /* 480x640 @ 60 Hz */
.mode = {
@@ -471,14 +383,6 @@
},
};
-static struct platform_device *devices[] __initdata = {
- &mx27_3ds_ov2640,
-};
-
-static const struct mx2_camera_platform_data mx27_3ds_cam_pdata __initconst = {
- .clk = 26000000,
-};
-
static const struct imxi2c_platform_data mx27_3ds_i2c0_data __initconst = {
.bitrate = 100000,
};
@@ -498,7 +402,6 @@
imx27_add_spi_imx0(&spi1_pdata);
imx27_add_imx_i2c(0, &mx27_3ds_i2c0_data);
- platform_add_devices(devices, ARRAY_SIZE(devices));
imx27_add_imx_fb(&mx27_3ds_fb_data);
imx27_add_imx_ssi(0, &mx27_3ds_ssi_pdata);
@@ -506,8 +409,6 @@
static void __init mx27pdk_late_init(void)
{
- int ret;
-
mx27_3ds_sdhc1_enable_level_translator();
imx27_add_mxc_mmc(0, &sdhc1_pdata);
@@ -531,14 +432,6 @@
if (mxc_expio_init(MX27_CS5_BASE_ADDR, IMX_GPIO_NR(3, 28)))
pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n");
- ret = gpio_request_array(mx27_3ds_camera_gpios,
- ARRAY_SIZE(mx27_3ds_camera_gpios));
- if (ret) {
- pr_err("Failed to request camera gpios");
- iclink_ov2640.power = NULL;
- }
-
- imx27_add_mx2_camera(&mx27_3ds_cam_pdata);
imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
}
diff --git a/arch/arm/mach-imx/mach-mx31_3ds.c b/arch/arm/mach-imx/mach-mx31_3ds.c
index 12b8a52..558e5f8 100644
--- a/arch/arm/mach-imx/mach-mx31_3ds.c
+++ b/arch/arm/mach-imx/mach-mx31_3ds.c
@@ -26,16 +26,12 @@
#include <linux/regulator/machine.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
-#include <linux/memblock.h>
-
-#include <media/soc_camera.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
-#include <asm/memblock.h>
#include "3ds_debugboard.h"
#include "common.h"
@@ -137,23 +133,6 @@
MX31_PIN_HSYNC__HSYNC,
MX31_PIN_FPSHIFT__FPSHIFT,
MX31_PIN_CONTRAST__CONTRAST,
- /* CSI */
- MX31_PIN_CSI_D6__CSI_D6,
- MX31_PIN_CSI_D7__CSI_D7,
- MX31_PIN_CSI_D8__CSI_D8,
- MX31_PIN_CSI_D9__CSI_D9,
- MX31_PIN_CSI_D10__CSI_D10,
- MX31_PIN_CSI_D11__CSI_D11,
- MX31_PIN_CSI_D12__CSI_D12,
- MX31_PIN_CSI_D13__CSI_D13,
- MX31_PIN_CSI_D14__CSI_D14,
- MX31_PIN_CSI_D15__CSI_D15,
- MX31_PIN_CSI_HSYNC__CSI_HSYNC,
- MX31_PIN_CSI_MCLK__CSI_MCLK,
- MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
- MX31_PIN_CSI_VSYNC__CSI_VSYNC,
- MX31_PIN_CSI_D5__GPIO3_5, /* CMOS PWDN */
- IOMUX_MODE(MX31_PIN_RI_DTE1, IOMUX_CONFIG_GPIO), /* CMOS reset */
/* SSI */
MX31_PIN_STXD4__STXD4,
MX31_PIN_SRXD4__SRXD4,
@@ -162,98 +141,6 @@
};
/*
- * Camera support
- */
-static phys_addr_t mx3_camera_base __initdata;
-#define MX31_3DS_CAMERA_BUF_SIZE SZ_8M
-
-#define MX31_3DS_GPIO_CAMERA_PW IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
-#define MX31_3DS_GPIO_CAMERA_RST IOMUX_TO_GPIO(MX31_PIN_RI_DTE1)
-
-static struct gpio mx31_3ds_camera_gpios[] = {
- { MX31_3DS_GPIO_CAMERA_PW, GPIOF_OUT_INIT_HIGH, "camera-power" },
- { MX31_3DS_GPIO_CAMERA_RST, GPIOF_OUT_INIT_HIGH, "camera-reset" },
-};
-
-static const struct mx3_camera_pdata mx31_3ds_camera_pdata __initconst = {
- .flags = MX3_CAMERA_DATAWIDTH_10,
- .mclk_10khz = 2600,
-};
-
-static int __init mx31_3ds_init_camera(void)
-{
- int dma, ret = -ENOMEM;
- struct platform_device *pdev =
- imx31_alloc_mx3_camera(&mx31_3ds_camera_pdata);
-
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
-
- if (!mx3_camera_base)
- goto err;
-
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx3_camera_base, mx3_camera_base,
- MX31_3DS_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
-
- if (!(dma & DMA_MEMORY_MAP))
- goto err;
-
- ret = platform_device_add(pdev);
- if (ret)
-err:
- platform_device_put(pdev);
-
- return ret;
-}
-
-static int mx31_3ds_camera_power(struct device *dev, int on)
-{
- /* enable or disable the camera */
- pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
- gpio_set_value(MX31_3DS_GPIO_CAMERA_PW, on ? 0 : 1);
-
- if (!on)
- goto out;
-
- /* If enabled, give a reset impulse */
- gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 0);
- msleep(20);
- gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 1);
- msleep(100);
-
-out:
- return 0;
-}
-
-static struct i2c_board_info mx31_3ds_i2c_camera = {
- I2C_BOARD_INFO("ov2640", 0x30),
-};
-
-static struct regulator_bulk_data mx31_3ds_camera_regs[] = {
- { .supply = "cmos_vcore" },
- { .supply = "cmos_2v8" },
-};
-
-static struct soc_camera_link iclink_ov2640 = {
- .bus_id = 0,
- .board_info = &mx31_3ds_i2c_camera,
- .i2c_adapter_id = 0,
- .power = mx31_3ds_camera_power,
- .regulators = mx31_3ds_camera_regs,
- .num_regulators = ARRAY_SIZE(mx31_3ds_camera_regs),
-};
-
-static struct platform_device mx31_3ds_ov2640 = {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &iclink_ov2640,
- },
-};
-
-/*
* FB support
*/
static const struct fb_videomode fb_modedb[] = {
@@ -410,7 +297,6 @@
static struct regulator_consumer_supply vmmc1_consumers[] = {
REGULATOR_SUPPLY("vcore", "spi0.0"),
- REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
};
static struct regulator_init_data vmmc1_init = {
@@ -441,22 +327,6 @@
.consumer_supplies = vgen_consumers,
};
-static struct regulator_consumer_supply vvib_consumers[] = {
- REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"),
-};
-
-static struct regulator_init_data vvib_init = {
- .constraints = {
- .min_uV = 1300000,
- .max_uV = 1300000,
- .apply_uV = 1,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(vvib_consumers),
- .consumer_supplies = vvib_consumers,
-};
-
static struct mc13xxx_regulator_init_data mx31_3ds_regulators[] = {
{
.id = MC13783_REG_PWGT1SPI, /* Power Gate for ARM core. */
@@ -480,9 +350,6 @@
}, {
.id = MC13783_REG_VGEN, /* Power LCD */
.init_data = &vgen_init,
- }, {
- .id = MC13783_REG_VVIB, /* Power CMOS */
- .init_data = &vvib_init,
},
};
@@ -688,10 +555,6 @@
.bitrate = 100000,
};
-static struct platform_device *devices[] __initdata = {
- &mx31_3ds_ov2640,
-};
-
static void __init mx31_3ds_init(void)
{
imx31_soc_init();
@@ -723,14 +586,10 @@
static void __init mx31_3ds_late(void)
{
- int ret;
-
mx31_3ds_spi_devs[0].irq = gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
spi_register_board_info(mx31_3ds_spi_devs,
ARRAY_SIZE(mx31_3ds_spi_devs));
- platform_add_devices(devices, ARRAY_SIZE(devices));
-
mx31_3ds_usbotg_init();
if (otg_mode_host) {
otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
@@ -751,17 +610,6 @@
"devices on the debug board are unusable.\n");
imx31_add_mxc_mmc(0, &sdhc1_pdata);
-
- /* CSI */
- /* Camera power: default - off */
- ret = gpio_request_array(mx31_3ds_camera_gpios,
- ARRAY_SIZE(mx31_3ds_camera_gpios));
- if (ret) {
- pr_err("Failed to request camera gpios");
- iclink_ov2640.power = NULL;
- }
-
- mx31_3ds_init_camera();
}
static void __init mx31_3ds_timer_init(void)
@@ -769,13 +617,6 @@
mx31_clocks_init(26000000);
}
-static void __init mx31_3ds_reserve(void)
-{
- /* reserve MX31_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
- mx3_camera_base = arm_memblock_steal(MX31_3DS_CAMERA_BUF_SIZE,
- MX31_3DS_CAMERA_BUF_SIZE);
-}
-
MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)")
/* Maintainer: Freescale Semiconductor, Inc. */
.atag_offset = 0x100,
@@ -785,6 +626,5 @@
.init_time = mx31_3ds_timer_init,
.init_machine = mx31_3ds_init,
.init_late = mx31_3ds_late,
- .reserve = mx31_3ds_reserve,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c
index c8c2e09..1c33a6c 100644
--- a/arch/arm/mach-imx/mach-mx35_3ds.c
+++ b/arch/arm/mach-imx/mach-mx35_3ds.c
@@ -41,12 +41,9 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
-#include <asm/memblock.h>
#include <video/platform_lcd.h>
-#include <media/soc_camera.h>
-
#include "3ds_debugboard.h"
#include "common.h"
#include "devices-imx35.h"
@@ -233,83 +230,10 @@
MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
- /* CSI */
- MX35_PAD_TX1__IPU_CSI_D_6,
- MX35_PAD_TX0__IPU_CSI_D_7,
- MX35_PAD_CSI_D8__IPU_CSI_D_8,
- MX35_PAD_CSI_D9__IPU_CSI_D_9,
- MX35_PAD_CSI_D10__IPU_CSI_D_10,
- MX35_PAD_CSI_D11__IPU_CSI_D_11,
- MX35_PAD_CSI_D12__IPU_CSI_D_12,
- MX35_PAD_CSI_D13__IPU_CSI_D_13,
- MX35_PAD_CSI_D14__IPU_CSI_D_14,
- MX35_PAD_CSI_D15__IPU_CSI_D_15,
- MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC,
- MX35_PAD_CSI_MCLK__IPU_CSI_MCLK,
- MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK,
- MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC,
/*PMIC IRQ*/
MX35_PAD_GPIO2_0__GPIO2_0,
};
-/*
- * Camera support
-*/
-static phys_addr_t mx3_camera_base __initdata;
-#define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
-
-static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst = {
- .flags = MX3_CAMERA_DATAWIDTH_8,
- .mclk_10khz = 2000,
-};
-
-static int __init imx35_3ds_init_camera(void)
-{
- int dma, ret = -ENOMEM;
- struct platform_device *pdev =
- imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata);
-
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
-
- if (!mx3_camera_base)
- goto err;
-
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx3_camera_base, mx3_camera_base,
- MX35_3DS_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
-
- if (!(dma & DMA_MEMORY_MAP))
- goto err;
-
- ret = platform_device_add(pdev);
- if (ret)
-err:
- platform_device_put(pdev);
-
- return ret;
-}
-
-static struct i2c_board_info mx35_3ds_i2c_camera = {
- I2C_BOARD_INFO("ov2640", 0x30),
-};
-
-static struct soc_camera_link iclink_ov2640 = {
- .bus_id = 0,
- .board_info = &mx35_3ds_i2c_camera,
- .i2c_adapter_id = 0,
- .power = NULL,
-};
-
-static struct platform_device mx35_3ds_ov2640 = {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &iclink_ov2640,
- },
-};
-
static struct regulator_consumer_supply sw1_consumers[] = {
{
.supply = "cpu_vcc",
@@ -321,10 +245,6 @@
REGULATOR_SUPPLY("VDDA", "0-000a"),
};
-static struct regulator_consumer_supply vaudio_consumers[] = {
- REGULATOR_SUPPLY("cmos_vio", "soc-camera-pdrv.0"),
-};
-
static struct regulator_init_data sw1_init = {
.constraints = {
.name = "SW1",
@@ -405,18 +325,6 @@
}
};
-static struct regulator_init_data vaudio_init = {
- .constraints = {
- .name = "VAUDIO",
- .min_uV = 2300000,
- .max_uV = 3000000,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
- .boot_on = 1
- },
- .num_consumer_supplies = ARRAY_SIZE(vaudio_consumers),
- .consumer_supplies = vaudio_consumers,
-};
-
static struct regulator_init_data vcam_init = {
.constraints = {
.name = "VCAM",
@@ -460,7 +368,6 @@
{ .id = MC13892_VDIG, .init_data = &vdig_init },
{ .id = MC13892_VUSB2, .init_data = &vusb2_init },
{ .id = MC13892_VVIDEO, .init_data = &vvideo_init },
- { .id = MC13892_VAUDIO, .init_data = &vaudio_init },
{ .id = MC13892_VCAM, .init_data = &vcam_init },
{ .id = MC13892_VGEN1, .init_data = &vgen1_init },
{ .id = MC13892_VGEN2, .init_data = &vgen2_init },
@@ -583,8 +490,6 @@
0, i2c_devices_3ds, ARRAY_SIZE(i2c_devices_3ds));
imx35_add_ipu_core();
- platform_device_register(&mx35_3ds_ov2640);
- imx35_3ds_init_camera();
}
static void __init mx35_3ds_late_init(void)
@@ -607,13 +512,6 @@
mx35_clocks_init();
}
-static void __init mx35_3ds_reserve(void)
-{
- /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
- mx3_camera_base = arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE,
- MX35_3DS_CAMERA_BUF_SIZE);
-}
-
MACHINE_START(MX35_3DS, "Freescale MX35PDK")
/* Maintainer: Freescale Semiconductor, Inc */
.atag_offset = 0x100,
@@ -623,6 +521,5 @@
.init_time = mx35pdk_timer_init,
.init_machine = mx35_3ds_init,
.init_late = mx35_3ds_late_init,
- .reserve = mx35_3ds_reserve,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-pcm037.c b/arch/arm/mach-imx/mach-pcm037.c
index 9f0f55b..b787ba6 100644
--- a/arch/arm/mach-imx/mach-pcm037.c
+++ b/arch/arm/mach-imx/mach-pcm037.c
@@ -31,17 +31,13 @@
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <linux/gfp.h>
-#include <linux/memblock.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
-#include <media/soc_camera.h>
-
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
-#include <asm/memblock.h>
#include "common.h"
#include "devices-imx31.h"
@@ -150,22 +146,6 @@
MX31_PIN_D3_SPL__D3_SPL,
MX31_PIN_D3_CLS__D3_CLS,
MX31_PIN_LCS0__GPIO3_23,
- /* CSI */
- IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO),
- MX31_PIN_CSI_D6__CSI_D6,
- MX31_PIN_CSI_D7__CSI_D7,
- MX31_PIN_CSI_D8__CSI_D8,
- MX31_PIN_CSI_D9__CSI_D9,
- MX31_PIN_CSI_D10__CSI_D10,
- MX31_PIN_CSI_D11__CSI_D11,
- MX31_PIN_CSI_D12__CSI_D12,
- MX31_PIN_CSI_D13__CSI_D13,
- MX31_PIN_CSI_D14__CSI_D14,
- MX31_PIN_CSI_D15__CSI_D15,
- MX31_PIN_CSI_HSYNC__CSI_HSYNC,
- MX31_PIN_CSI_MCLK__CSI_MCLK,
- MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
- MX31_PIN_CSI_VSYNC__CSI_VSYNC,
/* GPIO */
IOMUX_MODE(MX31_PIN_ATA_DMACK, IOMUX_CONFIG_GPIO),
/* OTG */
@@ -289,34 +269,6 @@
.flags = AT24_FLAG_ADDR16,
};
-static int pcm037_camera_power(struct device *dev, int on)
-{
- /* disable or enable the camera in X7 or X8 PCM970 connector */
- gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on);
- return 0;
-}
-
-static struct i2c_board_info pcm037_i2c_camera[] = {
- {
- I2C_BOARD_INFO("mt9t031", 0x5d),
- }, {
- I2C_BOARD_INFO("mt9v022", 0x48),
- },
-};
-
-static struct soc_camera_link iclink_mt9v022 = {
- .bus_id = 0, /* Must match with the camera ID */
- .board_info = &pcm037_i2c_camera[1],
- .i2c_adapter_id = 2,
-};
-
-static struct soc_camera_link iclink_mt9t031 = {
- .bus_id = 0, /* Must match with the camera ID */
- .power = pcm037_camera_power,
- .board_info = &pcm037_i2c_camera[0],
- .i2c_adapter_id = 2,
-};
-
static struct i2c_board_info pcm037_i2c_devices[] = {
{
I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
@@ -326,22 +278,6 @@
}
};
-static struct platform_device pcm037_mt9t031 = {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &iclink_mt9t031,
- },
-};
-
-static struct platform_device pcm037_mt9v022 = {
- .name = "soc-camera-pdrv",
- .id = 1,
- .dev = {
- .platform_data = &iclink_mt9v022,
- },
-};
-
/* Not connected by default */
#ifdef PCM970_SDHC_RW_SWITCH
static int pcm970_sdhc1_get_ro(struct device *dev)
@@ -403,42 +339,9 @@
.exit = pcm970_sdhc1_exit,
};
-struct mx3_camera_pdata camera_pdata __initdata = {
- .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
- .mclk_10khz = 2000,
-};
-
-static phys_addr_t mx3_camera_base __initdata;
-#define MX3_CAMERA_BUF_SIZE SZ_4M
-
-static int __init pcm037_init_camera(void)
-{
- int dma, ret = -ENOMEM;
- struct platform_device *pdev = imx31_alloc_mx3_camera(&camera_pdata);
-
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
-
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx3_camera_base, mx3_camera_base,
- MX3_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
- if (!(dma & DMA_MEMORY_MAP))
- goto err;
-
- ret = platform_device_add(pdev);
- if (ret)
-err:
- platform_device_put(pdev);
-
- return ret;
-}
-
static struct platform_device *devices[] __initdata = {
&pcm037_flash,
&pcm037_sram_device,
- &pcm037_mt9t031,
- &pcm037_mt9v022,
};
static const struct fb_videomode fb_modedb[] = {
@@ -651,13 +554,6 @@
mx31_clocks_init(26000000);
}
-static void __init pcm037_reserve(void)
-{
- /* reserve 4 MiB for mx3-camera */
- mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
- MX3_CAMERA_BUF_SIZE);
-}
-
static void __init pcm037_init_late(void)
{
int ret;
@@ -677,16 +573,6 @@
imx31_add_mxc_mmc(0, &sdhc_pdata);
- /* CSI */
- /* Camera power: default - off */
- ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power");
- if (!ret)
- gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1);
- else
- iclink_mt9t031.power = NULL;
-
- pcm037_init_camera();
-
pcm970_sja1000_resources[1].start =
gpio_to_irq(IOMUX_TO_GPIO(IOMUX_PIN(48, 105)));
pcm970_sja1000_resources[1].end =
@@ -699,7 +585,6 @@
MACHINE_START(PCM037, "Phytec Phycore pcm037")
/* Maintainer: Pengutronix */
.atag_offset = 0x100,
- .reserve = pcm037_reserve,
.map_io = mx31_map_io,
.init_early = imx31_init_early,
.init_irq = mx31_init_irq,
diff --git a/arch/arm/mach-imx/mx31moboard-marxbot.c b/arch/arm/mach-imx/mx31moboard-marxbot.c
index 2e895a8..922d491 100644
--- a/arch/arm/mach-imx/mx31moboard-marxbot.c
+++ b/arch/arm/mach-imx/mx31moboard-marxbot.c
@@ -24,8 +24,6 @@
#include <linux/usb/otg.h>
-#include <media/soc_camera.h>
-
#include "common.h"
#include "devices-imx31.h"
#include "ehci.h"
@@ -39,17 +37,6 @@
MX31_PIN_PC_READY__SD2_DATA1, MX31_PIN_PC_WAIT_B__SD2_DATA0,
MX31_PIN_PC_CD2_B__SD2_CLK, MX31_PIN_PC_CD1_B__SD2_CMD,
MX31_PIN_ATA_DIOR__GPIO3_28, MX31_PIN_ATA_DIOW__GPIO3_29,
- /* CSI */
- MX31_PIN_CSI_D6__CSI_D6, MX31_PIN_CSI_D7__CSI_D7,
- MX31_PIN_CSI_D8__CSI_D8, MX31_PIN_CSI_D9__CSI_D9,
- MX31_PIN_CSI_D10__CSI_D10, MX31_PIN_CSI_D11__CSI_D11,
- MX31_PIN_CSI_D12__CSI_D12, MX31_PIN_CSI_D13__CSI_D13,
- MX31_PIN_CSI_D14__CSI_D14, MX31_PIN_CSI_D15__CSI_D15,
- MX31_PIN_CSI_HSYNC__CSI_HSYNC, MX31_PIN_CSI_MCLK__CSI_MCLK,
- MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC,
- MX31_PIN_CSI_D4__GPIO3_4, MX31_PIN_CSI_D5__GPIO3_5,
- MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1,
- MX31_PIN_TXD2__GPIO1_28,
/* dsPIC resets */
MX31_PIN_STXD5__GPIO1_21, MX31_PIN_SRXD5__GPIO1_22,
/*battery detection */
@@ -143,82 +130,6 @@
},
};
-#define TURRETCAM_POWER IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
-#define BASECAM_POWER IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
-#define TURRETCAM_RST_B IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
-#define BASECAM_RST_B IOMUX_TO_GPIO(MX31_PIN_CSI_D4)
-#define CAM_CHOICE IOMUX_TO_GPIO(MX31_PIN_TXD2)
-
-static int marxbot_basecam_power(struct device *dev, int on)
-{
- gpio_set_value(BASECAM_POWER, !on);
- return 0;
-}
-
-static int marxbot_basecam_reset(struct device *dev)
-{
- gpio_set_value(BASECAM_RST_B, 0);
- udelay(100);
- gpio_set_value(BASECAM_RST_B, 1);
- return 0;
-}
-
-static struct i2c_board_info marxbot_i2c_devices[] = {
- {
- I2C_BOARD_INFO("mt9t031", 0x5d),
- },
-};
-
-static struct soc_camera_link base_iclink = {
- .bus_id = 0, /* Must match with the camera ID */
- .power = marxbot_basecam_power,
- .reset = marxbot_basecam_reset,
- .board_info = &marxbot_i2c_devices[0],
- .i2c_adapter_id = 0,
-};
-
-static struct platform_device marxbot_camera[] = {
- {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &base_iclink,
- },
- },
-};
-
-static struct platform_device *marxbot_cameras[] __initdata = {
- &marxbot_camera[0],
-};
-
-static int __init marxbot_cam_init(void)
-{
- int ret = gpio_request(CAM_CHOICE, "cam-choice");
- if (ret)
- return ret;
- gpio_direction_output(CAM_CHOICE, 0);
-
- ret = gpio_request(BASECAM_RST_B, "basecam-reset");
- if (ret)
- return ret;
- gpio_direction_output(BASECAM_RST_B, 1);
- ret = gpio_request(BASECAM_POWER, "basecam-standby");
- if (ret)
- return ret;
- gpio_direction_output(BASECAM_POWER, 0);
-
- ret = gpio_request(TURRETCAM_RST_B, "turretcam-reset");
- if (ret)
- return ret;
- gpio_direction_output(TURRETCAM_RST_B, 1);
- ret = gpio_request(TURRETCAM_POWER, "turretcam-standby");
- if (ret)
- return ret;
- gpio_direction_output(TURRETCAM_POWER, 0);
-
- return 0;
-}
-
#define SEL0 IOMUX_TO_GPIO(MX31_PIN_DTR_DCE1)
#define SEL1 IOMUX_TO_GPIO(MX31_PIN_DSR_DCE1)
#define SEL2 IOMUX_TO_GPIO(MX31_PIN_RI_DCE1)
@@ -356,9 +267,6 @@
spi_register_board_info(marxbot_spi_board_info,
ARRAY_SIZE(marxbot_spi_board_info));
- marxbot_cam_init();
- platform_add_devices(marxbot_cameras, ARRAY_SIZE(marxbot_cameras));
-
/* battery present pin */
gpio_request(IOMUX_TO_GPIO(MX31_PIN_LCS0), "bat-present");
gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_LCS0));
diff --git a/arch/arm/mach-imx/mx31moboard-smartbot.c b/arch/arm/mach-imx/mx31moboard-smartbot.c
index 89fc35a..5cdd7ab 100644
--- a/arch/arm/mach-imx/mx31moboard-smartbot.c
+++ b/arch/arm/mach-imx/mx31moboard-smartbot.c
@@ -23,8 +23,6 @@
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
-#include <media/soc_camera.h>
-
#include "board-mx31moboard.h"
#include "common.h"
#include "devices-imx31.h"
@@ -37,16 +35,6 @@
/* UART1 */
MX31_PIN_CTS2__CTS2, MX31_PIN_RTS2__RTS2,
MX31_PIN_TXD2__TXD2, MX31_PIN_RXD2__RXD2,
- /* CSI */
- MX31_PIN_CSI_D4__CSI_D4, MX31_PIN_CSI_D5__CSI_D5,
- MX31_PIN_CSI_D6__CSI_D6, MX31_PIN_CSI_D7__CSI_D7,
- MX31_PIN_CSI_D8__CSI_D8, MX31_PIN_CSI_D9__CSI_D9,
- MX31_PIN_CSI_D10__CSI_D10, MX31_PIN_CSI_D11__CSI_D11,
- MX31_PIN_CSI_D12__CSI_D12, MX31_PIN_CSI_D13__CSI_D13,
- MX31_PIN_CSI_D14__CSI_D14, MX31_PIN_CSI_D15__CSI_D15,
- MX31_PIN_CSI_HSYNC__CSI_HSYNC, MX31_PIN_CSI_MCLK__CSI_MCLK,
- MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC,
- MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1,
/* ENABLES */
MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9,
MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11,
@@ -56,65 +44,6 @@
.flags = IMXUART_HAVE_RTSCTS,
};
-#define CAM_POWER IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
-#define CAM_RST_B IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
-
-static int smartbot_cam_power(struct device *dev, int on)
-{
- gpio_set_value(CAM_POWER, !on);
- return 0;
-}
-
-static int smartbot_cam_reset(struct device *dev)
-{
- gpio_set_value(CAM_RST_B, 0);
- udelay(100);
- gpio_set_value(CAM_RST_B, 1);
- return 0;
-}
-
-static struct i2c_board_info smartbot_i2c_devices[] = {
- {
- I2C_BOARD_INFO("mt9t031", 0x5d),
- },
-};
-
-static struct soc_camera_link base_iclink = {
- .bus_id = 0, /* Must match with the camera ID */
- .power = smartbot_cam_power,
- .reset = smartbot_cam_reset,
- .board_info = &smartbot_i2c_devices[0],
- .i2c_adapter_id = 0,
-};
-
-static struct platform_device smartbot_camera[] = {
- {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &base_iclink,
- },
- },
-};
-
-static struct platform_device *smartbot_cameras[] __initdata = {
- &smartbot_camera[0],
-};
-
-static int __init smartbot_cam_init(void)
-{
- int ret = gpio_request(CAM_RST_B, "cam-reset");
- if (ret)
- return ret;
- gpio_direction_output(CAM_RST_B, 1);
- ret = gpio_request(CAM_POWER, "cam-standby");
- if (ret)
- return ret;
- gpio_direction_output(CAM_POWER, 0);
-
- return 0;
-}
-
static const struct fsl_usb2_platform_data usb_pdata __initconst = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_ULPI,
@@ -201,7 +130,4 @@
}
smartbot_resets_init();
-
- smartbot_cam_init();
- platform_add_devices(smartbot_cameras, ARRAY_SIZE(smartbot_cameras));
}
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index 13a7d72..81ff432 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -29,7 +29,7 @@
u8 root_bus_nr;
void __iomem *base;
spinlock_t conf_lock;
- char mem_space_name[16];
+ char mem_space_name[20];
struct resource res;
};
diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c
index 46c742d..e62273a 100644
--- a/arch/arm/mach-mvebu/platsmp.c
+++ b/arch/arm/mach-mvebu/platsmp.c
@@ -184,3 +184,78 @@
CPU_METHOD_OF_DECLARE(armada_xp_smp, "marvell,armada-xp-smp",
&armada_xp_smp_ops);
+
+#define MV98DX3236_CPU_RESUME_CTRL_REG 0x08
+#define MV98DX3236_CPU_RESUME_ADDR_REG 0x04
+
+static const struct of_device_id of_mv98dx3236_resume_table[] = {
+ {
+ .compatible = "marvell,98dx3336-resume-ctrl",
+ },
+ { /* end of list */ },
+};
+
+static int mv98dx3236_resume_set_cpu_boot_addr(int hw_cpu, void *boot_addr)
+{
+ struct device_node *np;
+ void __iomem *base;
+ WARN_ON(hw_cpu != 1);
+
+ np = of_find_matching_node(NULL, of_mv98dx3236_resume_table);
+ if (!np)
+ return -ENODEV;
+
+ base = of_io_request_and_map(np, 0, of_node_full_name(np));
+ of_node_put(np);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ writel(0, base + MV98DX3236_CPU_RESUME_CTRL_REG);
+ writel(virt_to_phys(boot_addr), base + MV98DX3236_CPU_RESUME_ADDR_REG);
+
+ iounmap(base);
+
+ return 0;
+}
+
+static int mv98dx3236_boot_secondary(unsigned int cpu, struct task_struct *idle)
+{
+ int ret, hw_cpu;
+
+ hw_cpu = cpu_logical_map(cpu);
+ set_secondary_cpu_clock(hw_cpu);
+ mv98dx3236_resume_set_cpu_boot_addr(hw_cpu,
+ armada_xp_secondary_startup);
+
+ /*
+ * This is needed to wake up CPUs in the offline state after
+ * using CPU hotplug.
+ */
+ arch_send_wakeup_ipi_mask(cpumask_of(cpu));
+
+ /*
+ * This is needed to take secondary CPUs out of reset on the
+ * initial boot.
+ */
+ ret = mvebu_cpu_reset_deassert(hw_cpu);
+ if (ret) {
+ pr_warn("unable to boot CPU: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct smp_operations mv98dx3236_smp_ops __initconst = {
+ .smp_init_cpus = armada_xp_smp_init_cpus,
+ .smp_prepare_cpus = armada_xp_smp_prepare_cpus,
+ .smp_boot_secondary = mv98dx3236_boot_secondary,
+ .smp_secondary_init = armada_xp_secondary_init,
+#ifdef CONFIG_HOTPLUG_CPU
+ .cpu_die = armada_xp_cpu_die,
+ .cpu_kill = armada_xp_cpu_kill,
+#endif
+};
+
+CPU_METHOD_OF_DECLARE(mv98dx3236_smp, "marvell,98dx3236-smp",
+ &mv98dx3236_smp_ops);
diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c
index 4f5fd4a..43e3e18 100644
--- a/arch/arm/mach-omap1/clock.c
+++ b/arch/arm/mach-omap1/clock.c
@@ -720,26 +720,6 @@
* OMAP specific clock functions shared between omap1 and omap2
*/
-int __initdata mpurate;
-
-/*
- * By default we use the rate set by the bootloader.
- * You can override this with mpurate= cmdline option.
- */
-static int __init omap_clk_setup(char *str)
-{
- get_option(&str, &mpurate);
-
- if (!mpurate)
- return 1;
-
- if (mpurate < 1000)
- mpurate *= 1000000;
-
- return 1;
-}
-__setup("mpurate=", omap_clk_setup);
-
/* Used for clocks that always have same value as the parent clock */
unsigned long followparent_recalc(struct clk *clk)
{
diff --git a/arch/arm/mach-omap1/clock.h b/arch/arm/mach-omap1/clock.h
index 1e4918a..f2d1be2 100644
--- a/arch/arm/mach-omap1/clock.h
+++ b/arch/arm/mach-omap1/clock.h
@@ -173,8 +173,6 @@
void (*clk_disable_unused)(struct clk *clk);
};
-extern int mpurate;
-
extern int clk_init(struct clk_functions *custom_clocks);
extern void clk_preinit(struct clk *clk);
extern int clk_register(struct clk *clk);
diff --git a/arch/arm/mach-omap1/include/mach/usb.h b/arch/arm/mach-omap1/include/mach/usb.h
index a7c5559..eb76628 100644
--- a/arch/arm/mach-omap1/include/mach/usb.h
+++ b/arch/arm/mach-omap1/include/mach/usb.h
@@ -10,8 +10,6 @@
#include <linux/platform_data/usb-omap1.h>
-void omap_otg_init(struct omap_usb_config *config);
-
#if IS_ENABLED(CONFIG_USB)
void omap1_usb_init(struct omap_usb_config *pdata);
#else
diff --git a/arch/arm/mach-omap1/usb.c b/arch/arm/mach-omap1/usb.c
index 2506e59..455e2cf 100644
--- a/arch/arm/mach-omap1/usb.c
+++ b/arch/arm/mach-omap1/usb.c
@@ -1,5 +1,5 @@
/*
- * Platform level USB initialization for FS USB OTG controller on omap1 and 24xx
+ * Platform level USB initialization for FS USB OTG controller on omap1
*
* Copyright (C) 2004 Texas Instruments, Inc.
*
@@ -58,11 +58,12 @@
#ifdef CONFIG_ARCH_OMAP_OTG
-void __init
+static void __init
omap_otg_init(struct omap_usb_config *config)
{
u32 syscon;
int alt_pingroup = 0;
+ u16 w;
/* NOTE: no bus or clock setup (yet?) */
@@ -87,39 +88,35 @@
if (config->otg)
syscon |= OTG_EN;
#endif
- if (cpu_class_is_omap1())
- pr_debug("USB_TRANSCEIVER_CTRL = %03x\n",
- omap_readl(USB_TRANSCEIVER_CTRL));
+ pr_debug("USB_TRANSCEIVER_CTRL = %03x\n",
+ omap_readl(USB_TRANSCEIVER_CTRL));
pr_debug("OTG_SYSCON_2 = %08x\n", omap_readl(OTG_SYSCON_2));
omap_writel(syscon, OTG_SYSCON_2);
printk("USB: hmc %d", config->hmc_mode);
if (!alt_pingroup)
- printk(", usb2 alt %d wires", config->pins[2]);
+ pr_cont(", usb2 alt %d wires", config->pins[2]);
else if (config->pins[0])
- printk(", usb0 %d wires%s", config->pins[0],
+ pr_cont(", usb0 %d wires%s", config->pins[0],
is_usb0_device(config) ? " (dev)" : "");
if (config->pins[1])
- printk(", usb1 %d wires", config->pins[1]);
+ pr_cont(", usb1 %d wires", config->pins[1]);
if (!alt_pingroup && config->pins[2])
- printk(", usb2 %d wires", config->pins[2]);
+ pr_cont(", usb2 %d wires", config->pins[2]);
if (config->otg)
- printk(", Mini-AB on usb%d", config->otg - 1);
- printk("\n");
+ pr_cont(", Mini-AB on usb%d", config->otg - 1);
+ pr_cont("\n");
- if (cpu_class_is_omap1()) {
- u16 w;
+ /* leave USB clocks/controllers off until needed */
+ w = omap_readw(ULPD_SOFT_REQ);
+ w &= ~SOFT_USB_CLK_REQ;
+ omap_writew(w, ULPD_SOFT_REQ);
- /* leave USB clocks/controllers off until needed */
- w = omap_readw(ULPD_SOFT_REQ);
- w &= ~SOFT_USB_CLK_REQ;
- omap_writew(w, ULPD_SOFT_REQ);
+ w = omap_readw(ULPD_CLOCK_CTRL);
+ w &= ~USB_MCLK_EN;
+ w |= DIS_USB_PVCI_CLK;
+ omap_writew(w, ULPD_CLOCK_CTRL);
- w = omap_readw(ULPD_CLOCK_CTRL);
- w &= ~USB_MCLK_EN;
- w |= DIS_USB_PVCI_CLK;
- omap_writew(w, ULPD_CLOCK_CTRL);
- }
syscon = omap_readl(OTG_SYSCON_1);
syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN;
@@ -166,7 +163,7 @@
}
#else
-void omap_otg_init(struct omap_usb_config *config) {}
+static void omap_otg_init(struct omap_usb_config *config) {}
#endif
#if IS_ENABLED(CONFIG_USB_OMAP)
@@ -573,13 +570,13 @@
printk("USB: hmc %d", config->hmc_mode);
if (config->pins[0])
- printk(", usb0 %d wires%s", config->pins[0],
+ pr_cont(", usb0 %d wires%s", config->pins[0],
is_usb0_device(config) ? " (dev)" : "");
if (config->pins[1])
- printk(", usb1 %d wires", config->pins[1]);
+ pr_cont(", usb1 %d wires", config->pins[1]);
if (config->pins[2])
- printk(", usb2 %d wires", config->pins[2]);
- printk("\n");
+ pr_cont(", usb2 %d wires", config->pins[2]);
+ pr_cont("\n");
/* use DPLL for 48 MHz function clock */
pr_debug("APLL %04x DPLL %04x REQ %04x\n", omap_readw(ULPD_APLL_CTRL),
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 4698940..093458b 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -7,7 +7,7 @@
# Common support
obj-y := id.o io.o control.o devices.o fb.o timer.o pm.o \
- common.o gpio.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \
+ common.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \
omap_device.o omap-headsmp.o sram.o drm.o
hwmod-common = omap_hwmod.o omap_hwmod_reset.o \
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 36d9943..dc9e34e 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -304,7 +304,7 @@
.init_late = am43xx_init_late,
.init_irq = omap_gic_of_init,
.init_machine = omap_generic_init,
- .init_time = omap4_local_timer_init,
+ .init_time = omap3_gptimer_timer_init,
.dt_compat = am43_boards_compat,
.restart = omap44xx_restart,
MACHINE_END
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index d058125..1270afd 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -78,8 +78,6 @@
* OMAP2+ specific clock functions
*/
-/* Private functions */
-
/* Public functions */
/**
@@ -112,65 +110,6 @@
}
}
-static int __initdata mpurate;
-
-/*
- * By default we use the rate set by the bootloader.
- * You can override this with mpurate= cmdline option.
- */
-static int __init omap_clk_setup(char *str)
-{
- get_option(&str, &mpurate);
-
- if (!mpurate)
- return 1;
-
- if (mpurate < 1000)
- mpurate *= 1000000;
-
- return 1;
-}
-__setup("mpurate=", omap_clk_setup);
-
-/**
- * omap2_clk_print_new_rates - print summary of current clock tree rates
- * @hfclkin_ck_name: clk name for the off-chip HF oscillator
- * @core_ck_name: clk name for the on-chip CORE_CLK
- * @mpu_ck_name: clk name for the ARM MPU clock
- *
- * Prints a short message to the console with the HFCLKIN oscillator
- * rate, the rate of the CORE clock, and the rate of the ARM MPU clock.
- * Called by the boot-time MPU rate switching code. XXX This is intended
- * to be handled by the OPP layer code in the near future and should be
- * removed from the clock code. No return value.
- */
-void __init omap2_clk_print_new_rates(const char *hfclkin_ck_name,
- const char *core_ck_name,
- const char *mpu_ck_name)
-{
- struct clk *hfclkin_ck, *core_ck, *mpu_ck;
- unsigned long hfclkin_rate;
-
- mpu_ck = clk_get(NULL, mpu_ck_name);
- if (WARN(IS_ERR(mpu_ck), "clock: failed to get %s.\n", mpu_ck_name))
- return;
-
- core_ck = clk_get(NULL, core_ck_name);
- if (WARN(IS_ERR(core_ck), "clock: failed to get %s.\n", core_ck_name))
- return;
-
- hfclkin_ck = clk_get(NULL, hfclkin_ck_name);
- if (WARN(IS_ERR(hfclkin_ck), "Failed to get %s.\n", hfclkin_ck_name))
- return;
-
- hfclkin_rate = clk_get_rate(hfclkin_ck);
-
- pr_info("Switched to new clocking rate (Crystal/Core/MPU): %ld.%01ld/%ld/%ld MHz\n",
- (hfclkin_rate / 1000000), ((hfclkin_rate / 100000) % 10),
- (clk_get_rate(core_ck) / 1000000),
- (clk_get_rate(mpu_ck) / 1000000));
-}
-
/**
* ti_clk_init_features - init clock features struct for the SoC
*
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 67da640..4e66295 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -64,10 +64,6 @@
#define OMAP4XXX_EN_DPLL_FRBYPASS 0x6
#define OMAP4XXX_EN_DPLL_LOCKED 0x7
-void omap2_clk_print_new_rates(const char *hfclkin_ck_name,
- const char *core_ck_name,
- const char *mpu_ck_name);
-
extern u16 cpu_mask;
extern const struct clkops clkops_omap2_dflt_wait;
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index e71cca0..8fa01c0 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -46,8 +46,6 @@
#define DISPC_CONTROL3 0x0848
#define DISPC_IRQSTATUS 0x0018
-#define DSS_SYSCONFIG 0x10
-#define DSS_SYSSTATUS 0x14
#define DSS_CONTROL 0x40
#define DSS_SDI_CONTROL 0x44
#define DSS_PLL_CONTROL 0x48
@@ -76,36 +74,6 @@
},
};
-struct omap_dss_hwmod_data {
- const char *oh_name;
- const char *dev_name;
- const int id;
-};
-
-static const struct omap_dss_hwmod_data omap2_dss_hwmod_data[] __initconst = {
- { "dss_core", "omapdss_dss", -1 },
- { "dss_dispc", "omapdss_dispc", -1 },
- { "dss_rfbi", "omapdss_rfbi", -1 },
- { "dss_venc", "omapdss_venc", -1 },
-};
-
-static const struct omap_dss_hwmod_data omap3_dss_hwmod_data[] __initconst = {
- { "dss_core", "omapdss_dss", -1 },
- { "dss_dispc", "omapdss_dispc", -1 },
- { "dss_rfbi", "omapdss_rfbi", -1 },
- { "dss_venc", "omapdss_venc", -1 },
- { "dss_dsi1", "omapdss_dsi", 0 },
-};
-
-static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initconst = {
- { "dss_core", "omapdss_dss", -1 },
- { "dss_dispc", "omapdss_dispc", -1 },
- { "dss_rfbi", "omapdss_rfbi", -1 },
- { "dss_dsi1", "omapdss_dsi", 0 },
- { "dss_dsi2", "omapdss_dsi", 1 },
- { "dss_hdmi", "omapdss_hdmi", -1 },
-};
-
#define OMAP4_DSIPHY_SYSCON_OFFSET 0x78
static struct regmap *omap4_dsi_mux_syscon;
@@ -162,104 +130,6 @@
return omap_pm_set_min_bus_tput(dev, OCP_INITIATOR_AGENT, tput);
}
-static struct platform_device *create_dss_pdev(const char *pdev_name,
- int pdev_id, const char *oh_name, void *pdata, int pdata_len,
- struct platform_device *parent)
-{
- struct platform_device *pdev;
- struct omap_device *od;
- struct omap_hwmod *ohs[1];
- struct omap_hwmod *oh;
- int r;
-
- oh = omap_hwmod_lookup(oh_name);
- if (!oh) {
- pr_err("Could not look up %s\n", oh_name);
- r = -ENODEV;
- goto err;
- }
-
- pdev = platform_device_alloc(pdev_name, pdev_id);
- if (!pdev) {
- pr_err("Could not create pdev for %s\n", pdev_name);
- r = -ENOMEM;
- goto err;
- }
-
- if (parent != NULL)
- pdev->dev.parent = &parent->dev;
-
- if (pdev->id != -1)
- dev_set_name(&pdev->dev, "%s.%d", pdev->name, pdev->id);
- else
- dev_set_name(&pdev->dev, "%s", pdev->name);
-
- ohs[0] = oh;
- od = omap_device_alloc(pdev, ohs, 1);
- if (IS_ERR(od)) {
- pr_err("Could not alloc omap_device for %s\n", pdev_name);
- r = -ENOMEM;
- goto err;
- }
-
- r = platform_device_add_data(pdev, pdata, pdata_len);
- if (r) {
- pr_err("Could not set pdata for %s\n", pdev_name);
- goto err;
- }
-
- r = omap_device_register(pdev);
- if (r) {
- pr_err("Could not register omap_device for %s\n", pdev_name);
- goto err;
- }
-
- return pdev;
-
-err:
- return ERR_PTR(r);
-}
-
-static struct platform_device *create_simple_dss_pdev(const char *pdev_name,
- int pdev_id, void *pdata, int pdata_len,
- struct platform_device *parent)
-{
- struct platform_device *pdev;
- int r;
-
- pdev = platform_device_alloc(pdev_name, pdev_id);
- if (!pdev) {
- pr_err("Could not create pdev for %s\n", pdev_name);
- r = -ENOMEM;
- goto err;
- }
-
- if (parent != NULL)
- pdev->dev.parent = &parent->dev;
-
- if (pdev->id != -1)
- dev_set_name(&pdev->dev, "%s.%d", pdev->name, pdev->id);
- else
- dev_set_name(&pdev->dev, "%s", pdev->name);
-
- r = platform_device_add_data(pdev, pdata, pdata_len);
- if (r) {
- pr_err("Could not set pdata for %s\n", pdev_name);
- goto err;
- }
-
- r = platform_device_add(pdev);
- if (r) {
- pr_err("Could not register platform_device for %s\n", pdev_name);
- goto err;
- }
-
- return pdev;
-
-err:
- return ERR_PTR(r);
-}
-
static enum omapdss_version __init omap_display_get_version(void)
{
if (cpu_is_omap24xx())
@@ -293,132 +163,6 @@
return OMAPDSS_VER_UNKNOWN;
}
-int __init omap_display_init(struct omap_dss_board_info *board_data)
-{
- int r = 0;
- struct platform_device *pdev;
- int i, oh_count;
- const struct omap_dss_hwmod_data *curr_dss_hwmod;
- struct platform_device *dss_pdev;
- enum omapdss_version ver;
-
- /* create omapdss device */
-
- ver = omap_display_get_version();
-
- if (ver == OMAPDSS_VER_UNKNOWN) {
- pr_err("DSS not supported on this SoC\n");
- return -ENODEV;
- }
-
- board_data->version = ver;
- board_data->dsi_enable_pads = omap_dsi_enable_pads;
- board_data->dsi_disable_pads = omap_dsi_disable_pads;
- board_data->set_min_bus_tput = omap_dss_set_min_bus_tput;
-
- omap_display_device.dev.platform_data = board_data;
-
- r = platform_device_register(&omap_display_device);
- if (r < 0) {
- pr_err("Unable to register omapdss device\n");
- return r;
- }
-
- /* create devices for dss hwmods */
-
- if (cpu_is_omap24xx()) {
- curr_dss_hwmod = omap2_dss_hwmod_data;
- oh_count = ARRAY_SIZE(omap2_dss_hwmod_data);
- } else if (cpu_is_omap34xx()) {
- curr_dss_hwmod = omap3_dss_hwmod_data;
- oh_count = ARRAY_SIZE(omap3_dss_hwmod_data);
- } else {
- curr_dss_hwmod = omap4_dss_hwmod_data;
- oh_count = ARRAY_SIZE(omap4_dss_hwmod_data);
- }
-
- /*
- * First create the pdev for dss_core, which is used as a parent device
- * by the other dss pdevs. Note: dss_core has to be the first item in
- * the hwmod list.
- */
- dss_pdev = create_dss_pdev(curr_dss_hwmod[0].dev_name,
- curr_dss_hwmod[0].id,
- curr_dss_hwmod[0].oh_name,
- board_data, sizeof(*board_data),
- NULL);
-
- if (IS_ERR(dss_pdev)) {
- pr_err("Could not build omap_device for %s\n",
- curr_dss_hwmod[0].oh_name);
-
- return PTR_ERR(dss_pdev);
- }
-
- for (i = 1; i < oh_count; i++) {
- pdev = create_dss_pdev(curr_dss_hwmod[i].dev_name,
- curr_dss_hwmod[i].id,
- curr_dss_hwmod[i].oh_name,
- board_data, sizeof(*board_data),
- dss_pdev);
-
- if (IS_ERR(pdev)) {
- pr_err("Could not build omap_device for %s\n",
- curr_dss_hwmod[i].oh_name);
-
- return PTR_ERR(pdev);
- }
- }
-
- /* Create devices for DPI and SDI */
-
- pdev = create_simple_dss_pdev("omapdss_dpi", 0,
- board_data, sizeof(*board_data), dss_pdev);
- if (IS_ERR(pdev)) {
- pr_err("Could not build platform_device for omapdss_dpi\n");
- return PTR_ERR(pdev);
- }
-
- if (cpu_is_omap34xx()) {
- pdev = create_simple_dss_pdev("omapdss_sdi", 0,
- board_data, sizeof(*board_data), dss_pdev);
- if (IS_ERR(pdev)) {
- pr_err("Could not build platform_device for omapdss_sdi\n");
- return PTR_ERR(pdev);
- }
- }
-
- /* create DRM device */
- r = omap_init_drm();
- if (r < 0) {
- pr_err("Unable to register omapdrm device\n");
- return r;
- }
-
- /* create vrfb device */
- r = omap_init_vrfb();
- if (r < 0) {
- pr_err("Unable to register omapvrfb device\n");
- return r;
- }
-
- /* create FB device */
- r = omap_init_fb();
- if (r < 0) {
- pr_err("Unable to register omapfb device\n");
- return r;
- }
-
- /* create V4L2 display device */
- r = omap_init_vout();
- if (r < 0) {
- pr_err("Unable to register omap_vout device\n");
- return r;
- }
-
- return 0;
-}
-
static void dispc_disable_outputs(void)
{
u32 v, irq_mask = 0;
@@ -573,7 +317,7 @@
"ti,dra7-dss",
};
-struct device_node * __init omapdss_find_dss_of_node(void)
+static struct device_node * __init omapdss_find_dss_of_node(void)
{
struct device_node *node;
int i;
diff --git a/arch/arm/mach-omap2/display.h b/arch/arm/mach-omap2/display.h
index 78f2530..9a39646 100644
--- a/arch/arm/mach-omap2/display.h
+++ b/arch/arm/mach-omap2/display.h
@@ -31,11 +31,4 @@
int omap_init_fb(void);
int omap_init_vout(void);
-struct device_node * __init omapdss_find_dss_of_node(void);
-
-struct omap_dss_board_info;
-
-/* Init with the board info */
-int omap_display_init(struct omap_dss_board_info *board_data);
-
#endif
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
deleted file mode 100644
index 7a57714..0000000
--- a/arch/arm/mach-omap2/gpio.c
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * OMAP2+ specific gpio initialization
- *
- * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
- *
- * Author:
- * Charulatha V <charu@ti.com>
- *
- * 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/gpio.h>
-#include <linux/err.h>
-#include <linux/slab.h>
-#include <linux/interrupt.h>
-#include <linux/of.h>
-#include <linux/platform_data/gpio-omap.h>
-
-#include "soc.h"
-#include "omap_hwmod.h"
-#include "omap_device.h"
-#include "omap-pm.h"
-
-#include "powerdomain.h"
-
-static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
-{
- struct platform_device *pdev;
- struct omap_gpio_platform_data *pdata;
- struct omap_gpio_dev_attr *dev_attr;
- char *name = "omap_gpio";
- int id;
- struct powerdomain *pwrdm;
-
- /*
- * extract the device id from name field available in the
- * hwmod database and use the same for constructing ids for
- * gpio devices.
- * CAUTION: Make sure the name in the hwmod database does
- * not change. If changed, make corresponding change here
- * or make use of static variable mechanism to handle this.
- */
- sscanf(oh->name, "gpio%d", &id);
-
- pdata = kzalloc(sizeof(struct omap_gpio_platform_data), GFP_KERNEL);
- if (!pdata) {
- pr_err("gpio%d: Memory allocation failed\n", id);
- return -ENOMEM;
- }
-
- dev_attr = (struct omap_gpio_dev_attr *)oh->dev_attr;
- pdata->bank_width = dev_attr->bank_width;
- pdata->dbck_flag = dev_attr->dbck_flag;
- pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count;
- pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL);
- if (!pdata->regs) {
- pr_err("gpio%d: Memory allocation failed\n", id);
- kfree(pdata);
- return -ENOMEM;
- }
-
- switch (oh->class->rev) {
- case 0:
- if (id == 1)
- /* non-wakeup GPIO pins for OMAP2 Bank1 */
- pdata->non_wakeup_gpios = 0xe203ffc0;
- else if (id == 2)
- /* non-wakeup GPIO pins for OMAP2 Bank2 */
- pdata->non_wakeup_gpios = 0x08700040;
- /* fall through */
-
- case 1:
- pdata->regs->revision = OMAP24XX_GPIO_REVISION;
- pdata->regs->direction = OMAP24XX_GPIO_OE;
- pdata->regs->datain = OMAP24XX_GPIO_DATAIN;
- pdata->regs->dataout = OMAP24XX_GPIO_DATAOUT;
- pdata->regs->set_dataout = OMAP24XX_GPIO_SETDATAOUT;
- pdata->regs->clr_dataout = OMAP24XX_GPIO_CLEARDATAOUT;
- pdata->regs->irqstatus = OMAP24XX_GPIO_IRQSTATUS1;
- pdata->regs->irqstatus2 = OMAP24XX_GPIO_IRQSTATUS2;
- pdata->regs->irqenable = OMAP24XX_GPIO_IRQENABLE1;
- pdata->regs->irqenable2 = OMAP24XX_GPIO_IRQENABLE2;
- pdata->regs->set_irqenable = OMAP24XX_GPIO_SETIRQENABLE1;
- pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1;
- pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL;
- pdata->regs->debounce_en = OMAP24XX_GPIO_DEBOUNCE_EN;
- pdata->regs->ctrl = OMAP24XX_GPIO_CTRL;
- pdata->regs->wkup_en = OMAP24XX_GPIO_WAKE_EN;
- pdata->regs->leveldetect0 = OMAP24XX_GPIO_LEVELDETECT0;
- pdata->regs->leveldetect1 = OMAP24XX_GPIO_LEVELDETECT1;
- pdata->regs->risingdetect = OMAP24XX_GPIO_RISINGDETECT;
- pdata->regs->fallingdetect = OMAP24XX_GPIO_FALLINGDETECT;
- break;
- case 2:
- pdata->regs->revision = OMAP4_GPIO_REVISION;
- pdata->regs->direction = OMAP4_GPIO_OE;
- pdata->regs->datain = OMAP4_GPIO_DATAIN;
- pdata->regs->dataout = OMAP4_GPIO_DATAOUT;
- pdata->regs->set_dataout = OMAP4_GPIO_SETDATAOUT;
- pdata->regs->clr_dataout = OMAP4_GPIO_CLEARDATAOUT;
- pdata->regs->irqstatus_raw0 = OMAP4_GPIO_IRQSTATUSRAW0;
- pdata->regs->irqstatus_raw1 = OMAP4_GPIO_IRQSTATUSRAW1;
- pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0;
- pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1;
- pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0;
- pdata->regs->irqenable2 = OMAP4_GPIO_IRQSTATUSSET1;
- pdata->regs->set_irqenable = OMAP4_GPIO_IRQSTATUSSET0;
- pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0;
- pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME;
- pdata->regs->debounce_en = OMAP4_GPIO_DEBOUNCENABLE;
- pdata->regs->ctrl = OMAP4_GPIO_CTRL;
- pdata->regs->wkup_en = OMAP4_GPIO_IRQWAKEN0;
- pdata->regs->leveldetect0 = OMAP4_GPIO_LEVELDETECT0;
- pdata->regs->leveldetect1 = OMAP4_GPIO_LEVELDETECT1;
- pdata->regs->risingdetect = OMAP4_GPIO_RISINGDETECT;
- pdata->regs->fallingdetect = OMAP4_GPIO_FALLINGDETECT;
- break;
- default:
- WARN(1, "Invalid gpio bank_type\n");
- kfree(pdata->regs);
- kfree(pdata);
- return -EINVAL;
- }
-
- pwrdm = omap_hwmod_get_pwrdm(oh);
- pdata->loses_context = pwrdm_can_ever_lose_context(pwrdm);
-
- pdev = omap_device_build(name, id - 1, oh, pdata, sizeof(*pdata));
- kfree(pdata);
-
- if (IS_ERR(pdev)) {
- WARN(1, "Can't build omap_device for %s:%s.\n",
- name, oh->name);
- return PTR_ERR(pdev);
- }
-
- return 0;
-}
-
-/*
- * gpio_init needs to be done before
- * machine_init functions access gpio APIs.
- * Hence gpio_init is a omap_postcore_initcall.
- */
-static int __init omap2_gpio_init(void)
-{
- /* If dtb is there, the devices will be created dynamically */
- if (of_have_populated_dt())
- return -ENODEV;
-
- return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, NULL);
-}
-omap_postcore_initcall(omap2_gpio_init);
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 759e1d4..0da4f2e 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -741,14 +741,14 @@
int ret = 0;
char name[MOD_CLK_MAX_NAME_LEN];
struct clk *clk;
+ static const char modck[] = "_mod_ck";
- /* +7 magic comes from '_mod_ck' suffix */
- if (strlen(oh->name) + 7 > MOD_CLK_MAX_NAME_LEN)
+ if (strlen(oh->name) >= MOD_CLK_MAX_NAME_LEN - strlen(modck))
pr_warn("%s: warning: cropping name for %s\n", __func__,
oh->name);
- strncpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - 7);
- strcat(name, "_mod_ck");
+ strlcpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - strlen(modck));
+ strlcat(name, modck, MOD_CLK_MAX_NAME_LEN);
clk = clk_get(NULL, name);
if (!IS_ERR(clk)) {
@@ -3249,6 +3249,36 @@
}
/**
+ * omap_hwmod_setup_earlycon_flags - set up flags for early console
+ *
+ * Enable DEBUG_OMAPUART_FLAGS for uart hwmod that is being used as
+ * early concole so that hwmod core doesn't reset and keep it in idle
+ * that specific uart.
+ */
+#ifdef CONFIG_SERIAL_EARLYCON
+static void __init omap_hwmod_setup_earlycon_flags(void)
+{
+ struct device_node *np;
+ struct omap_hwmod *oh;
+ const char *uart;
+
+ np = of_find_node_by_path("/chosen");
+ if (np) {
+ uart = of_get_property(np, "stdout-path", NULL);
+ if (uart) {
+ np = of_find_node_by_path(uart);
+ if (np) {
+ uart = of_get_property(np, "ti,hwmods", NULL);
+ oh = omap_hwmod_lookup(uart);
+ if (oh)
+ oh->flags |= DEBUG_OMAPUART_FLAGS;
+ }
+ }
+ }
+}
+#endif
+
+/**
* omap_hwmod_setup_all - set up all registered IP blocks
*
* Initialize and set up all IP blocks registered with the hwmod code.
@@ -3261,6 +3291,9 @@
_ensure_mpu_hwmod_is_setup(NULL);
omap_hwmod_for_each(_init, NULL);
+#ifdef CONFIG_SERIAL_EARLYCON
+ omap_hwmod_setup_earlycon_flags();
+#endif
omap_hwmod_for_each(_setup, NULL);
return 0;
diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h
index cdfbb44..f22e9cb 100644
--- a/arch/arm/mach-omap2/omap_hwmod_common_data.h
+++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h
@@ -121,10 +121,6 @@
extern struct omap_hwmod_irq_info omap2_dispc_irqs[];
extern struct omap_hwmod_irq_info omap2_i2c1_mpu_irqs[];
extern struct omap_hwmod_irq_info omap2_i2c2_mpu_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio1_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio2_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio3_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio4_irqs[];
extern struct omap_hwmod_irq_info omap2_dma_system_irqs[];
extern struct omap_hwmod_irq_info omap2_mcspi1_mpu_irqs[];
extern struct omap_hwmod_irq_info omap2_mcspi2_mpu_irqs[];
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index 5b2f513..2b138b6 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -295,10 +295,8 @@
GFP_KERNEL);
if (!prcm_irq_chips || !prcm_irq_setup->saved_mask ||
- !prcm_irq_setup->priority_mask) {
- pr_err("PRCM: kzalloc failed\n");
+ !prcm_irq_setup->priority_mask)
goto err;
- }
memset(mask, 0, sizeof(mask));
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 56128da..07dd692 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -510,18 +510,19 @@
}
#endif /* CONFIG_ARCH_OMAP3 */
-#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM33XX)
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM33XX) || \
+ defined(CONFIG_SOC_AM43XX)
void __init omap3_gptimer_timer_init(void)
{
__omap_sync32k_timer_init(2, "timer_sys_ck", NULL,
1, "timer_sys_ck", "ti,timer-alwon", true);
-
- clocksource_probe();
+ if (of_have_populated_dt())
+ clocksource_probe();
}
#endif
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
- defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
+ defined(CONFIG_SOC_DRA7XX)
static void __init omap4_sync32k_timer_init(void)
{
__omap_sync32k_timer_init(1, "timer_32k_ck", "ti,timer-alwon",
diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c
index 0b8300e..a057cf9 100644
--- a/arch/arm/mach-pxa/ezx.c
+++ b/arch/arm/mach-pxa/ezx.c
@@ -696,32 +696,7 @@
};
#endif /* CONFIG_MACH_EZX_E2 */
-#ifdef CONFIG_MACH_EZX_A780
-/* gpio_keys */
-static struct gpio_keys_button a780_buttons[] = {
- [0] = {
- .code = SW_LID,
- .gpio = GPIO12_A780_FLIP_LID,
- .active_low = 0,
- .desc = "A780 flip lid",
- .type = EV_SW,
- .wakeup = 1,
- },
-};
-
-static struct gpio_keys_platform_data a780_gpio_keys_platform_data = {
- .buttons = a780_buttons,
- .nbuttons = ARRAY_SIZE(a780_buttons),
-};
-
-static struct platform_device a780_gpio_keys = {
- .name = "gpio-keys",
- .id = -1,
- .dev = {
- .platform_data = &a780_gpio_keys_platform_data,
- },
-};
-
+#if defined(CONFIG_MACH_EZX_A780) || defined(CONFIG_MACH_EZX_A910)
/* camera */
static struct regulator_consumer_supply camera_dummy_supplies[] = {
REGULATOR_SUPPLY("vdd", "0-005d"),
@@ -750,6 +725,35 @@
.platform_data = &camera_dummy_config,
},
};
+#endif
+
+#ifdef CONFIG_MACH_EZX_A780
+/* gpio_keys */
+static struct gpio_keys_button a780_buttons[] = {
+ [0] = {
+ .code = SW_LID,
+ .gpio = GPIO12_A780_FLIP_LID,
+ .active_low = 0,
+ .desc = "A780 flip lid",
+ .type = EV_SW,
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data a780_gpio_keys_platform_data = {
+ .buttons = a780_buttons,
+ .nbuttons = ARRAY_SIZE(a780_buttons),
+};
+
+static struct platform_device a780_gpio_keys = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &a780_gpio_keys_platform_data,
+ },
+};
+
+/* camera */
static int a780_camera_reset(struct device *dev)
{
gpio_set_value(GPIO19_GEN1_CAM_RST, 0);
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c
index d1db32b..88e0068 100644
--- a/arch/arm/mach-pxa/idp.c
+++ b/arch/arm/mach-pxa/idp.c
@@ -19,6 +19,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
+#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
diff --git a/arch/arm/mach-s3c24xx/bast-irq.c b/arch/arm/mach-s3c24xx/bast-irq.c
index 2bb0896..ad8f4cd 100644
--- a/arch/arm/mach-s3c24xx/bast-irq.c
+++ b/arch/arm/mach-s3c24xx/bast-irq.c
@@ -44,7 +44,7 @@
/* table of ISA irq nos to the relevant mask... zero means
* the irq is not implemented
*/
-static unsigned char bast_pc104_irqmasks[] = {
+static const unsigned char bast_pc104_irqmasks[] = {
0, /* 0 */
0, /* 1 */
0, /* 2 */
@@ -63,7 +63,7 @@
0, /* 15 */
};
-static unsigned char bast_pc104_irqs[] = { 3, 5, 7, 10 };
+static const unsigned char bast_pc104_irqs[] = { 3, 5, 7, 10 };
static void
bast_pc104_mask(struct irq_data *data)
diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c
index f6c3f15..b59f4f4 100644
--- a/arch/arm/mach-s3c24xx/common.c
+++ b/arch/arm/mach-s3c24xx/common.c
@@ -345,10 +345,40 @@
[DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 3), },
};
+static const struct dma_slave_map s3c2410_dma_slave_map[] = {
+ { "s3c2410-sdi", "rx-tx", (void *)DMACH_SDI },
+ { "s3c2410-spi.0", "rx", (void *)DMACH_SPI0_RX },
+ { "s3c2410-spi.0", "tx", (void *)DMACH_SPI0_TX },
+ { "s3c2410-spi.1", "rx", (void *)DMACH_SPI1_RX },
+ { "s3c2410-spi.1", "tx", (void *)DMACH_SPI1_TX },
+ /*
+ * The DMA request source[1] (DMACH_UARTx_SRC2) are
+ * not used in the UART driver.
+ */
+ { "s3c2410-uart.0", "rx", (void *)DMACH_UART0 },
+ { "s3c2410-uart.0", "tx", (void *)DMACH_UART0 },
+ { "s3c2410-uart.1", "rx", (void *)DMACH_UART1 },
+ { "s3c2410-uart.1", "tx", (void *)DMACH_UART1 },
+ { "s3c2410-uart.2", "rx", (void *)DMACH_UART2 },
+ { "s3c2410-uart.2", "tx", (void *)DMACH_UART2 },
+ { "s3c24xx-iis", "rx", (void *)DMACH_I2S_IN },
+ { "s3c24xx-iis", "tx", (void *)DMACH_I2S_OUT },
+ { "s3c-hsudc", "rx0", (void *)DMACH_USB_EP1 },
+ { "s3c-hsudc", "tx0", (void *)DMACH_USB_EP1 },
+ { "s3c-hsudc", "rx1", (void *)DMACH_USB_EP2 },
+ { "s3c-hsudc", "tx1", (void *)DMACH_USB_EP2 },
+ { "s3c-hsudc", "rx2", (void *)DMACH_USB_EP3 },
+ { "s3c-hsudc", "tx2", (void *)DMACH_USB_EP3 },
+ { "s3c-hsudc", "rx3", (void *)DMACH_USB_EP4 },
+ { "s3c-hsudc", "tx3", (void *)DMACH_USB_EP4 }
+};
+
static struct s3c24xx_dma_platdata s3c2410_dma_platdata = {
.num_phy_channels = 4,
.channels = s3c2410_dma_channels,
.num_channels = DMACH_MAX,
+ .slave_map = s3c2410_dma_slave_map,
+ .slavecnt = ARRAY_SIZE(s3c2410_dma_slave_map),
};
struct platform_device s3c2410_device_dma = {
@@ -388,10 +418,36 @@
[DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, 16 },
};
+static const struct dma_slave_map s3c2412_dma_slave_map[] = {
+ { "s3c2412-sdi", "rx-tx", (void *)DMACH_SDI },
+ { "s3c2412-spi.0", "rx", (void *)DMACH_SPI0_RX },
+ { "s3c2412-spi.0", "tx", (void *)DMACH_SPI0_TX },
+ { "s3c2412-spi.1", "rx", (void *)DMACH_SPI1_RX },
+ { "s3c2412-spi.1", "tx", (void *)DMACH_SPI1_TX },
+ { "s3c2440-uart.0", "rx", (void *)DMACH_UART0 },
+ { "s3c2440-uart.0", "tx", (void *)DMACH_UART0 },
+ { "s3c2440-uart.1", "rx", (void *)DMACH_UART1 },
+ { "s3c2440-uart.1", "tx", (void *)DMACH_UART1 },
+ { "s3c2440-uart.2", "rx", (void *)DMACH_UART2 },
+ { "s3c2440-uart.2", "tx", (void *)DMACH_UART2 },
+ { "s3c2412-iis", "rx", (void *)DMACH_I2S_IN },
+ { "s3c2412-iis", "tx", (void *)DMACH_I2S_OUT },
+ { "s3c-hsudc", "rx0", (void *)DMACH_USB_EP1 },
+ { "s3c-hsudc", "tx0", (void *)DMACH_USB_EP1 },
+ { "s3c-hsudc", "rx1", (void *)DMACH_USB_EP2 },
+ { "s3c-hsudc", "tx1", (void *)DMACH_USB_EP2 },
+ { "s3c-hsudc", "rx2", (void *)DMACH_USB_EP3 },
+ { "s3c-hsudc", "tx2", (void *)DMACH_USB_EP3 },
+ { "s3c-hsudc", "rx3", (void *)DMACH_USB_EP4 },
+ { "s3c-hsudc", "tx3", (void *)DMACH_USB_EP4 }
+};
+
static struct s3c24xx_dma_platdata s3c2412_dma_platdata = {
.num_phy_channels = 4,
.channels = s3c2412_dma_channels,
.num_channels = DMACH_MAX,
+ .slave_map = s3c2412_dma_slave_map,
+ .slavecnt = ARRAY_SIZE(s3c2412_dma_slave_map),
};
struct platform_device s3c2412_device_dma = {
@@ -534,10 +590,30 @@
[DMACH_MIC_IN] = { S3C24XX_DMA_APB, true, 29 },
};
+static const struct dma_slave_map s3c2443_dma_slave_map[] = {
+ { "s3c2440-sdi", "rx-tx", (void *)DMACH_SDI },
+ { "s3c2443-spi.0", "rx", (void *)DMACH_SPI0_RX },
+ { "s3c2443-spi.0", "tx", (void *)DMACH_SPI0_TX },
+ { "s3c2443-spi.1", "rx", (void *)DMACH_SPI1_RX },
+ { "s3c2443-spi.1", "tx", (void *)DMACH_SPI1_TX },
+ { "s3c2440-uart.0", "rx", (void *)DMACH_UART0 },
+ { "s3c2440-uart.0", "tx", (void *)DMACH_UART0 },
+ { "s3c2440-uart.1", "rx", (void *)DMACH_UART1 },
+ { "s3c2440-uart.1", "tx", (void *)DMACH_UART1 },
+ { "s3c2440-uart.2", "rx", (void *)DMACH_UART2 },
+ { "s3c2440-uart.2", "tx", (void *)DMACH_UART2 },
+ { "s3c2440-uart.3", "rx", (void *)DMACH_UART3 },
+ { "s3c2440-uart.3", "tx", (void *)DMACH_UART3 },
+ { "s3c24xx-iis", "rx", (void *)DMACH_I2S_IN },
+ { "s3c24xx-iis", "tx", (void *)DMACH_I2S_OUT },
+};
+
static struct s3c24xx_dma_platdata s3c2443_dma_platdata = {
.num_phy_channels = 6,
.channels = s3c2443_dma_channels,
.num_channels = DMACH_MAX,
+ .slave_map = s3c2443_dma_slave_map,
+ .slavecnt = ARRAY_SIZE(s3c2443_dma_slave_map),
};
struct platform_device s3c2443_device_dma = {
diff --git a/arch/arm/mach-s3c24xx/iotiming-s3c2410.c b/arch/arm/mach-s3c24xx/iotiming-s3c2410.c
index 65e5f9c..b7970f1 100644
--- a/arch/arm/mach-s3c24xx/iotiming-s3c2410.c
+++ b/arch/arm/mach-s3c24xx/iotiming-s3c2410.c
@@ -249,7 +249,7 @@
return 0;
}
-static unsigned int tacc_tab[] = {
+static const unsigned int tacc_tab[] = {
[0] = 1,
[1] = 2,
[2] = 3,
diff --git a/arch/arm/mach-s3c24xx/pm-s3c2412.c b/arch/arm/mach-s3c24xx/pm-s3c2412.c
index d75f95e..0ae4d47 100644
--- a/arch/arm/mach-s3c24xx/pm-s3c2412.c
+++ b/arch/arm/mach-s3c24xx/pm-s3c2412.c
@@ -53,7 +53,7 @@
}
/* mapping of interrupts to parts of the wakeup mask */
-static struct samsung_wakeup_mask wake_irqs[] = {
+static const struct samsung_wakeup_mask wake_irqs[] = {
{ .irq = IRQ_RTC, .bit = S3C2412_PWRCFG_RTC_MASKIRQ, },
};
diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c
index 7c66ce1a..9843eb4 100644
--- a/arch/arm/mach-s3c64xx/common.c
+++ b/arch/arm/mach-s3c64xx/common.c
@@ -56,7 +56,8 @@
#include "watchdog-reset.h"
/* External clock frequency */
-static unsigned long xtal_f = 12000000, xusbxti_f = 48000000;
+static unsigned long xtal_f __ro_after_init = 12000000;
+static unsigned long xusbxti_f __ro_after_init = 48000000;
void __init s3c64xx_set_xtal_freq(unsigned long freq)
{
diff --git a/arch/arm/mach-s3c64xx/dev-audio.c b/arch/arm/mach-s3c64xx/dev-audio.c
index b577833..a3f39dd 100644
--- a/arch/arm/mach-s3c64xx/dev-audio.c
+++ b/arch/arm/mach-s3c64xx/dev-audio.c
@@ -58,9 +58,6 @@
static struct s3c_audio_pdata i2s0_pdata = {
.cfg_gpio = s3c64xx_i2s_cfg_gpio,
- .dma_filter = pl08x_filter_id,
- .dma_playback = DMACH_I2S0_OUT,
- .dma_capture = DMACH_I2S0_IN,
};
struct platform_device s3c64xx_device_iis0 = {
@@ -80,9 +77,6 @@
static struct s3c_audio_pdata i2s1_pdata = {
.cfg_gpio = s3c64xx_i2s_cfg_gpio,
- .dma_filter = pl08x_filter_id,
- .dma_playback = DMACH_I2S1_OUT,
- .dma_capture = DMACH_I2S1_IN,
};
struct platform_device s3c64xx_device_iis1 = {
@@ -102,9 +96,6 @@
static struct s3c_audio_pdata i2sv4_pdata = {
.cfg_gpio = s3c64xx_i2s_cfg_gpio,
- .dma_filter = pl08x_filter_id,
- .dma_playback = DMACH_HSI_I2SV40_TX,
- .dma_capture = DMACH_HSI_I2SV40_RX,
.type = {
.i2s = {
.quirks = QUIRK_PRI_6CHAN,
@@ -153,9 +144,6 @@
static struct s3c_audio_pdata s3c_pcm0_pdata = {
.cfg_gpio = s3c64xx_pcm_cfg_gpio,
- .dma_filter = pl08x_filter_id,
- .dma_capture = DMACH_PCM0_RX,
- .dma_playback = DMACH_PCM0_TX,
};
struct platform_device s3c64xx_device_pcm0 = {
@@ -175,9 +163,6 @@
static struct s3c_audio_pdata s3c_pcm1_pdata = {
.cfg_gpio = s3c64xx_pcm_cfg_gpio,
- .dma_filter = pl08x_filter_id,
- .dma_playback = DMACH_PCM1_TX,
- .dma_capture = DMACH_PCM1_RX,
};
struct platform_device s3c64xx_device_pcm1 = {
@@ -209,10 +194,6 @@
};
static struct s3c_audio_pdata s3c_ac97_pdata = {
- .dma_playback = DMACH_AC97_PCMOUT,
- .dma_filter = pl08x_filter_id,
- .dma_capture = DMACH_AC97_PCMIN,
- .dma_capture_mic = DMACH_AC97_MICIN,
};
static u64 s3c64xx_ac97_dmamask = DMA_BIT_MASK(32);
diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c
index 59d91b8..b0be382 100644
--- a/arch/arm/mach-s3c64xx/pm.c
+++ b/arch/arm/mach-s3c64xx/pm.c
@@ -285,7 +285,7 @@
}
/* mapping of interrupts to parts of the wakeup mask */
-static struct samsung_wakeup_mask wake_irqs[] = {
+static const struct samsung_wakeup_mask wake_irqs[] = {
{ .irq = IRQ_RTC_ALARM, .bit = S3C64XX_PWRCFG_RTC_ALARM_DISABLE, },
{ .irq = IRQ_RTC_TIC, .bit = S3C64XX_PWRCFG_RTC_TICK_DISABLE, },
{ .irq = IRQ_PENDN, .bit = S3C64XX_PWRCFG_TS_DISABLE, },
diff --git a/arch/arm/mach-shmobile/platsmp-apmu.c b/arch/arm/mach-shmobile/platsmp-apmu.c
index 0c6bb45..e192668 100644
--- a/arch/arm/mach-shmobile/platsmp-apmu.c
+++ b/arch/arm/mach-shmobile/platsmp-apmu.c
@@ -31,9 +31,21 @@
int bit;
} apmu_cpus[NR_CPUS];
-#define WUPCR_OFFS 0x10
-#define PSTR_OFFS 0x40
-#define CPUNCR_OFFS(n) (0x100 + (0x10 * (n)))
+#define WUPCR_OFFS 0x10 /* Wake Up Control Register */
+#define PSTR_OFFS 0x40 /* Power Status Register */
+#define CPUNCR_OFFS(n) (0x100 + (0x10 * (n)))
+ /* CPUn Power Status Control Register */
+#define DBGRCR_OFFS 0x180 /* Debug Resource Reset Control Reg. */
+
+/* Power Status Register */
+#define CPUNST(r, n) (((r) >> (n * 4)) & 3) /* CPUn Status Bit */
+#define CPUST_RUN 0 /* Run Mode */
+#define CPUST_STANDBY 3 /* CoreStandby Mode */
+
+/* Debug Resource Reset Control Register */
+#define DBGCPUREN BIT(24) /* CPU Other Reset Request Enable */
+#define DBGCPUNREN(n) BIT((n) + 20) /* CPUn Reset Request Enable */
+#define DBGCPUPREN BIT(19) /* CPU Peripheral Reset Req. Enable */
static int __maybe_unused apmu_power_on(void __iomem *p, int bit)
{
@@ -59,7 +71,7 @@
int k;
for (k = 0; k < 1000; k++) {
- if (((readl_relaxed(p + PSTR_OFFS) >> (bit * 4)) & 0x03) == 3)
+ if (CPUNST(readl_relaxed(p + PSTR_OFFS), bit) == CPUST_STANDBY)
return 1;
mdelay(1);
@@ -78,6 +90,8 @@
#ifdef CONFIG_SMP
static void apmu_init_cpu(struct resource *res, int cpu, int bit)
{
+ u32 x;
+
if ((cpu >= ARRAY_SIZE(apmu_cpus)) || apmu_cpus[cpu].iomem)
return;
@@ -85,6 +99,11 @@
apmu_cpus[cpu].bit = bit;
pr_debug("apmu ioremap %d %d %pr\n", cpu, bit, res);
+
+ /* Setup for debug mode */
+ x = readl(apmu_cpus[cpu].iomem + DBGRCR_OFFS);
+ x |= DBGCPUREN | DBGCPUNREN(bit) | DBGCPUPREN;
+ writel(x, apmu_cpus[cpu].iomem + DBGRCR_OFFS);
}
static void apmu_parse_cfg(void (*fn)(struct resource *res, int cpu, int bit),
@@ -197,21 +216,9 @@
rcar_gen2_pm_init();
}
-static int shmobile_smp_apmu_boot_secondary_md21(unsigned int cpu,
- struct task_struct *idle)
-{
- /* Error out when hardware debug mode is enabled */
- if (rcar_gen2_read_mode_pins() & BIT(21)) {
- pr_warn("Unable to boot CPU%u when MD21 is set\n", cpu);
- return -ENOTSUPP;
- }
-
- return shmobile_smp_apmu_boot_secondary(cpu, idle);
-}
-
static struct smp_operations apmu_smp_ops __initdata = {
.smp_prepare_cpus = shmobile_smp_apmu_prepare_cpus_dt,
- .smp_boot_secondary = shmobile_smp_apmu_boot_secondary_md21,
+ .smp_boot_secondary = shmobile_smp_apmu_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_can_disable = shmobile_smp_cpu_can_disable,
.cpu_die = shmobile_smp_apmu_cpu_die,
diff --git a/arch/arm/mach-shmobile/pm-rcar-gen2.c b/arch/arm/mach-shmobile/pm-rcar-gen2.c
index dd9ac36..0178da7 100644
--- a/arch/arm/mach-shmobile/pm-rcar-gen2.c
+++ b/arch/arm/mach-shmobile/pm-rcar-gen2.c
@@ -20,14 +20,30 @@
/* RST */
#define RST 0xe6160000
-#define CA15BAR 0x0020
-#define CA7BAR 0x0030
-#define CA15RESCNT 0x0040
-#define CA7RESCNT 0x0044
+
+#define CA15BAR 0x0020 /* CA15 Boot Address Register */
+#define CA7BAR 0x0030 /* CA7 Boot Address Register */
+#define CA15RESCNT 0x0040 /* CA15 Reset Control Register */
+#define CA7RESCNT 0x0044 /* CA7 Reset Control Register */
+
+/* SYS Boot Address Register */
+#define SBAR_BAREN BIT(4) /* SBAR is valid */
+
+/* Reset Control Registers */
+#define CA15RESCNT_CODE 0xa5a50000
+#define CA15RESCNT_CPUS 0xf /* CPU0-3 */
+#define CA7RESCNT_CODE 0x5a5a0000
+#define CA7RESCNT_CPUS 0xf /* CPU0-3 */
+
/* On-chip RAM */
#define ICRAM1 0xe63c0000 /* Inter Connect RAM1 (4 KiB) */
+static inline u32 phys_to_sbar(phys_addr_t addr)
+{
+ return (addr >> 8) & 0xfffffc00;
+}
+
/* SYSC */
#define SYSCIER 0x0c
#define SYSCIMR 0x10
@@ -82,22 +98,24 @@
/* setup reset vectors */
p = ioremap_nocache(RST, 0x63);
- bar = (boot_vector_addr >> 8) & 0xfffffc00;
+ bar = phys_to_sbar(boot_vector_addr);
if (has_a15) {
writel_relaxed(bar, p + CA15BAR);
- writel_relaxed(bar | 0x10, p + CA15BAR);
+ writel_relaxed(bar | SBAR_BAREN, p + CA15BAR);
/* de-assert reset for CA15 CPUs */
- writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) |
- 0xa5a50000, p + CA15RESCNT);
+ writel_relaxed((readl_relaxed(p + CA15RESCNT) &
+ ~CA15RESCNT_CPUS) | CA15RESCNT_CODE,
+ p + CA15RESCNT);
}
if (has_a7) {
writel_relaxed(bar, p + CA7BAR);
- writel_relaxed(bar | 0x10, p + CA7BAR);
+ writel_relaxed(bar | SBAR_BAREN, p + CA7BAR);
/* de-assert reset for CA7 CPUs */
- writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) |
- 0x5a5a0000, p + CA7RESCNT);
+ writel_relaxed((readl_relaxed(p + CA7RESCNT) &
+ ~CA7RESCNT_CPUS) | CA7RESCNT_CODE,
+ p + CA7RESCNT);
}
iounmap(p);
diff --git a/arch/arm/mach-shmobile/rcar-gen2.h b/arch/arm/mach-shmobile/rcar-gen2.h
index 8a66b4a..6792e24 100644
--- a/arch/arm/mach-shmobile/rcar-gen2.h
+++ b/arch/arm/mach-shmobile/rcar-gen2.h
@@ -2,8 +2,6 @@
#define __ASM_RCAR_GEN2_H__
void rcar_gen2_timer_init(void);
-#define MD(nr) BIT(nr)
-u32 rcar_gen2_read_mode_pins(void);
void rcar_gen2_reserve(void);
void rcar_gen2_pm_init(void);
diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c
index ac63fa4..52d466b 100644
--- a/arch/arm/mach-shmobile/setup-rcar-gen2.c
+++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c
@@ -29,24 +29,6 @@
#include "common.h"
#include "rcar-gen2.h"
-#define MODEMR 0xe6160060
-
-u32 rcar_gen2_read_mode_pins(void)
-{
- static u32 mode;
- static bool mode_valid;
-
- if (!mode_valid) {
- void __iomem *modemr = ioremap_nocache(MODEMR, 4);
- BUG_ON(!modemr);
- mode = ioread32(modemr);
- iounmap(modemr);
- mode_valid = true;
- }
-
- return mode;
-}
-
static unsigned int __init get_extal_freq(void)
{
struct device_node *cpg, *extal;
diff --git a/arch/arm/mach-shmobile/smp-r8a7791.c b/arch/arm/mach-shmobile/smp-r8a7791.c
index 2d6417a..2948c22 100644
--- a/arch/arm/mach-shmobile/smp-r8a7791.c
+++ b/arch/arm/mach-shmobile/smp-r8a7791.c
@@ -42,21 +42,9 @@
rcar_gen2_pm_init();
}
-static int r8a7791_smp_boot_secondary(unsigned int cpu,
- struct task_struct *idle)
-{
- /* Error out when hardware debug mode is enabled */
- if (rcar_gen2_read_mode_pins() & BIT(21)) {
- pr_warn("Unable to boot CPU%u when MD21 is set\n", cpu);
- return -ENOTSUPP;
- }
-
- return shmobile_smp_apmu_boot_secondary(cpu, idle);
-}
-
const struct smp_operations r8a7791_smp_ops __initconst = {
.smp_prepare_cpus = r8a7791_smp_prepare_cpus,
- .smp_boot_secondary = r8a7791_smp_boot_secondary,
+ .smp_boot_secondary = shmobile_smp_apmu_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_can_disable = shmobile_smp_cpu_can_disable,
.cpu_die = shmobile_smp_apmu_cpu_die,
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index 2e2bde2..f44e3ac 100644
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -63,7 +63,9 @@
"allwinner,sun8i-a23",
"allwinner,sun8i-a33",
"allwinner,sun8i-a83t",
+ "allwinner,sun8i-h2-plus",
"allwinner,sun8i-h3",
+ "allwinner,sun8i-v3s",
NULL,
};
diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c
index 7478f6f..ea6bff4 100644
--- a/arch/arm/mach-tegra/board-paz00.c
+++ b/arch/arm/mach-tegra/board-paz00.c
@@ -23,7 +23,7 @@
#include "board.h"
-static struct property_entry __initdata wifi_rfkill_prop[] = {
+static struct property_entry wifi_rfkill_prop[] __initdata = {
PROPERTY_ENTRY_STRING("name", "wifi_rfkill"),
PROPERTY_ENTRY_STRING("type", "wlan"),
{ },
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile
index 56d0eb6..c2499bf 100644
--- a/arch/arm/mach-ux500/Makefile
+++ b/arch/arm/mach-ux500/Makefile
@@ -4,7 +4,6 @@
obj-y := pm.o
obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o
-obj-$(CONFIG_MACH_MOP500) += board-mop500-audio.o
obj-$(CONFIG_SMP) += platsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o
diff --git a/arch/arm/mach-ux500/board-mop500-audio.c b/arch/arm/mach-ux500/board-mop500-audio.c
deleted file mode 100644
index b2a0899..0000000
--- a/arch/arm/mach-ux500/board-mop500-audio.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2010
- *
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#include <linux/platform_device.h>
-#include <linux/init.h>
-#include <linux/gpio.h>
-#include <linux/platform_data/dma-ste-dma40.h>
-
-#include <linux/platform_data/asoc-ux500-msp.h>
-
-#include "ste-dma40-db8500.h"
-#include "board-mop500.h"
-
-static struct stedma40_chan_cfg msp0_dma_rx = {
- .high_priority = true,
- .dir = DMA_DEV_TO_MEM,
- .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
-};
-
-static struct stedma40_chan_cfg msp0_dma_tx = {
- .high_priority = true,
- .dir = DMA_MEM_TO_DEV,
- .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
-};
-
-struct msp_i2s_platform_data msp0_platform_data = {
- .id = 0,
- .msp_i2s_dma_rx = &msp0_dma_rx,
- .msp_i2s_dma_tx = &msp0_dma_tx,
-};
-
-static struct stedma40_chan_cfg msp1_dma_rx = {
- .high_priority = true,
- .dir = DMA_DEV_TO_MEM,
- .dev_type = DB8500_DMA_DEV30_MSP3,
-};
-
-static struct stedma40_chan_cfg msp1_dma_tx = {
- .high_priority = true,
- .dir = DMA_MEM_TO_DEV,
- .dev_type = DB8500_DMA_DEV30_MSP1,
-};
-
-struct msp_i2s_platform_data msp1_platform_data = {
- .id = 1,
- .msp_i2s_dma_rx = NULL,
- .msp_i2s_dma_tx = &msp1_dma_tx,
-};
-
-static struct stedma40_chan_cfg msp2_dma_rx = {
- .high_priority = true,
- .dir = DMA_DEV_TO_MEM,
- .dev_type = DB8500_DMA_DEV14_MSP2,
-};
-
-static struct stedma40_chan_cfg msp2_dma_tx = {
- .high_priority = true,
- .dir = DMA_MEM_TO_DEV,
- .dev_type = DB8500_DMA_DEV14_MSP2,
- .use_fixed_channel = true,
- .phy_channel = 1,
-};
-
-struct msp_i2s_platform_data msp2_platform_data = {
- .id = 2,
- .msp_i2s_dma_rx = &msp2_dma_rx,
- .msp_i2s_dma_tx = &msp2_dma_tx,
-};
-
-struct msp_i2s_platform_data msp3_platform_data = {
- .id = 3,
- .msp_i2s_dma_rx = &msp1_dma_rx,
- .msp_i2s_dma_tx = NULL,
-};
diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h
deleted file mode 100644
index 7c7b0ad..0000000
--- a/arch/arm/mach-ux500/board-mop500.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2010
- *
- * License terms: GNU General Public License (GPL) version 2
- */
-
-#ifndef __BOARD_MOP500_H
-#define __BOARD_MOP500_H
-
-#include <linux/platform_data/asoc-ux500-msp.h>
-
-extern struct msp_i2s_platform_data msp0_platform_data;
-extern struct msp_i2s_platform_data msp1_platform_data;
-extern struct msp_i2s_platform_data msp2_platform_data;
-extern struct msp_i2s_platform_data msp3_platform_data;
-
-#endif
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 46b1da1..24529cf 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -12,7 +12,6 @@
#include <linux/init.h>
#include <linux/device.h>
#include <linux/amba/bus.h>
-#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/irqchip.h>
@@ -34,7 +33,6 @@
#include "setup.h"
-#include "board-mop500.h"
#include "db8500-regs.h"
static int __init ux500_l2x0_unlock(void)
@@ -142,21 +140,6 @@
static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
/* Requires call-back bindings. */
OF_DEV_AUXDATA("arm,cortex-a9-pmu", 0, "arm-pmu", &db8500_pmu_platdata),
- /* Requires DMA bindings. */
- OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80123000,
- "ux500-msp-i2s.0", &msp0_platform_data),
- OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80124000,
- "ux500-msp-i2s.1", &msp1_platform_data),
- OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80117000,
- "ux500-msp-i2s.2", &msp2_platform_data),
- OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80125000,
- "ux500-msp-i2s.3", &msp3_platform_data),
- /* Requires non-DT:able platform data. */
- OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu", NULL),
- OF_DEV_AUXDATA("stericsson,ux500-cryp", 0xa03cb000, "cryp1", NULL),
- OF_DEV_AUXDATA("stericsson,ux500-hash", 0xa03c2000, "hash1", NULL),
- OF_DEV_AUXDATA("stericsson,snd-soc-mop500", 0, "snd-soc-mop500.0",
- NULL),
{},
};
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 8f2f615..e0ee139 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -31,10 +31,14 @@
#define UX500_CPU1_JUMPADDR_OFFSET 0x1FF4
#define UX500_CPU1_WAKEMAGIC_OFFSET 0x1FF0
-static void wakeup_secondary(void)
+static void __iomem *backupram;
+
+static void __init ux500_smp_prepare_cpus(unsigned int max_cpus)
{
struct device_node *np;
- static void __iomem *backupram;
+ static void __iomem *scu_base;
+ unsigned int ncores;
+ int i;
np = of_find_compatible_node(NULL, NULL, "ste,dbx500-backupram");
if (!np) {
@@ -48,29 +52,6 @@
return;
}
- /*
- * write the address of secondary startup into the backup ram register
- * at offset 0x1FF4, then write the magic number 0xA1FEED01 to the
- * backup ram register at offset 0x1FF0, which is what boot rom code
- * is waiting for. This will wake up the secondary core from WFE.
- */
- writel(virt_to_phys(secondary_startup),
- backupram + UX500_CPU1_JUMPADDR_OFFSET);
- writel(0xA1FEED01,
- backupram + UX500_CPU1_WAKEMAGIC_OFFSET);
-
- /* make sure write buffer is drained */
- mb();
- iounmap(backupram);
-}
-
-static void __init ux500_smp_prepare_cpus(unsigned int max_cpus)
-{
- struct device_node *np;
- static void __iomem *scu_base;
- unsigned int ncores;
- int i;
-
np = of_find_compatible_node(NULL, NULL, "arm,cortex-a9-scu");
if (!np) {
pr_err("No SCU base address\n");
@@ -92,7 +73,19 @@
static int ux500_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
- wakeup_secondary();
+ /*
+ * write the address of secondary startup into the backup ram register
+ * at offset 0x1FF4, then write the magic number 0xA1FEED01 to the
+ * backup ram register at offset 0x1FF0, which is what boot rom code
+ * is waiting for. This will wake up the secondary core from WFE.
+ */
+ writel(virt_to_phys(secondary_startup),
+ backupram + UX500_CPU1_JUMPADDR_OFFSET);
+ writel(0xA1FEED01,
+ backupram + UX500_CPU1_WAKEMAGIC_OFFSET);
+
+ /* make sure write buffer is drained */
+ mb();
arch_send_wakeup_ipi_mask(cpumask_of(cpu));
return 0;
}
diff --git a/arch/arm/mach-ux500/ste-dma40-db8500.h b/arch/arm/mach-ux500/ste-dma40-db8500.h
deleted file mode 100644
index 0296ae5..0000000
--- a/arch/arm/mach-ux500/ste-dma40-db8500.h
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * arch/arm/mach-ux500/ste_dma40_db8500.h
- * DB8500-SoC-specific configuration for DMA40
- *
- * Copyright (C) ST-Ericsson 2007-2010
- * License terms: GNU General Public License (GPL) version 2
- * Author: Per Friden <per.friden@stericsson.com>
- * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
- */
-#ifndef STE_DMA40_DB8500_H
-#define STE_DMA40_DB8500_H
-
-#define DB8500_DMA_NR_DEV 64
-
-/*
- * Unless otherwise specified, all channels numbers are used for
- * TX & RX, and can be used for either source or destination
- * channels.
- */
-enum dma_dev_type {
- DB8500_DMA_DEV0_SPI0 = 0,
- DB8500_DMA_DEV1_SD_MMC0 = 1,
- DB8500_DMA_DEV2_SD_MMC1 = 2,
- DB8500_DMA_DEV3_SD_MMC2 = 3,
- DB8500_DMA_DEV4_I2C1 = 4,
- DB8500_DMA_DEV5_I2C3 = 5,
- DB8500_DMA_DEV6_I2C2 = 6,
- DB8500_DMA_DEV7_I2C4 = 7, /* Only on V1 and later */
- DB8500_DMA_DEV8_SSP0 = 8,
- DB8500_DMA_DEV9_SSP1 = 9,
- DB8500_DMA_DEV10_MCDE_RX = 10, /* RX only */
- DB8500_DMA_DEV11_UART2 = 11,
- DB8500_DMA_DEV12_UART1 = 12,
- DB8500_DMA_DEV13_UART0 = 13,
- DB8500_DMA_DEV14_MSP2 = 14,
- DB8500_DMA_DEV15_I2C0 = 15,
- DB8500_DMA_DEV16_USB_OTG_IEP_AND_OEP_7_15 = 16,
- DB8500_DMA_DEV17_USB_OTG_IEP_AND_OEP_6_14 = 17,
- DB8500_DMA_DEV18_USB_OTG_IEP_AND_OEP_5_13 = 18,
- DB8500_DMA_DEV19_USB_OTG_IEP_AND_OEP_4_12 = 19,
- DB8500_DMA_DEV20_SLIM0_CH0_HSI_CH0 = 20,
- DB8500_DMA_DEV21_SLIM0_CH1_HSI_CH1 = 21,
- DB8500_DMA_DEV22_SLIM0_CH2_HSI_CH2 = 22,
- DB8500_DMA_DEV23_SLIM0_CH3_HSI_CH3 = 23,
- DB8500_DMA_DEV24_SXA0 = 24,
- DB8500_DMA_DEV25_SXA1 = 25,
- DB8500_DMA_DEV26_SXA2 = 26,
- DB8500_DMA_DEV27_SXA3 = 27,
- DB8500_DMA_DEV28_SD_MM2 = 28,
- DB8500_DMA_DEV29_SD_MM0 = 29,
- DB8500_DMA_DEV30_MSP1 = 30,
- /* On DB8500v2, MSP3 RX replaces MSP1 RX */
- DB8500_DMA_DEV30_MSP3 = 30,
- DB8500_DMA_DEV31_MSP0_SLIM0_CH0 = 31,
- DB8500_DMA_DEV32_SD_MM1 = 32,
- DB8500_DMA_DEV33_SPI2 = 33,
- DB8500_DMA_DEV34_I2C3_RX2_TX2 = 34,
- DB8500_DMA_DEV35_SPI1 = 35,
- DB8500_DMA_DEV36_USB_OTG_IEP_AND_OEP_3_11 = 36,
- DB8500_DMA_DEV37_USB_OTG_IEP_AND_OEP_2_10 = 37,
- DB8500_DMA_DEV38_USB_OTG_IEP_AND_OEP_1_9 = 38,
- DB8500_DMA_DEV39_USB_OTG_IEP_AND_OEP_8 = 39,
- DB8500_DMA_DEV40_SPI3 = 40,
- DB8500_DMA_DEV41_SD_MM3 = 41,
- DB8500_DMA_DEV42_SD_MM4 = 42,
- DB8500_DMA_DEV43_SD_MM5 = 43,
- DB8500_DMA_DEV44_SXA4 = 44,
- DB8500_DMA_DEV45_SXA5 = 45,
- DB8500_DMA_DEV46_SLIM0_CH8_SRC_SXA6 = 46,
- DB8500_DMA_DEV47_SLIM0_CH9_SRC_SXA7 = 47,
- DB8500_DMA_DEV48_CAC1 = 48,
- DB8500_DMA_DEV49_CAC1_TX_HAC1_TX = 49, /* TX only */
- DB8500_DMA_DEV50_HAC1_TX = 50, /* TX only */
- DB8500_DMA_MEMCPY_TX_0 = 51, /* TX only */
- DB8500_DMA_DEV52_SLIM0_CH4_HSI_CH4 = 52,
- DB8500_DMA_DEV53_SLIM0_CH5_HSI_CH5 = 53,
- DB8500_DMA_DEV54_SLIM0_CH6_HSI_CH6 = 54,
- DB8500_DMA_DEV55_SLIM0_CH7_HSI_CH7 = 55,
- /* 56 -> 60 are channels reserved for memcpy only */
- DB8500_DMA_DEV61_CAC0 = 61,
- DB8500_DMA_DEV62_CAC0_TX_HAC0_TX = 62, /* TX only */
- DB8500_DMA_DEV63_HAC0_TX = 63, /* TX only */
-};
-
-#endif
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index cf7b95f..03fac12 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -77,15 +77,6 @@
[1] = DEFINE_RES_IRQ(IRQ_S3C244X_AC97),
};
-static struct s3c_audio_pdata s3c_ac97_pdata = {
-#ifdef CONFIG_S3C24XX_DMAC
- .dma_filter = s3c24xx_dma_filter,
-#endif
- .dma_playback = (void *)DMACH_PCM_OUT,
- .dma_capture = (void *)DMACH_PCM_IN,
- .dma_capture_mic = (void *)DMACH_MIC_IN,
-};
-
struct platform_device s3c_device_ac97 = {
.name = "samsung-ac97",
.id = -1,
@@ -94,7 +85,6 @@
.dev = {
.dma_mask = &samsung_device_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &s3c_ac97_pdata,
}
};
#endif /* CONFIG_CPU_S3C2440 */
@@ -574,14 +564,6 @@
[0] = DEFINE_RES_MEM(S3C24XX_PA_IIS, S3C24XX_SZ_IIS),
};
-static struct s3c_audio_pdata s3c_iis_platdata = {
-#ifdef CONFIG_S3C24XX_DMAC
- .dma_filter = s3c24xx_dma_filter,
-#endif
- .dma_playback = (void *)DMACH_I2S_OUT,
- .dma_capture = (void *)DMACH_I2S_IN,
-};
-
struct platform_device s3c_device_iis = {
.name = "s3c24xx-iis",
.id = -1,
@@ -590,7 +572,6 @@
.dev = {
.dma_mask = &samsung_device_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &s3c_iis_platdata,
}
};
#endif /* CONFIG_PLAT_S3C24XX */
diff --git a/arch/arm/plat-samsung/include/plat/wakeup-mask.h b/arch/arm/plat-samsung/include/plat/wakeup-mask.h
index 43e4acd..bbfa84b 100644
--- a/arch/arm/plat-samsung/include/plat/wakeup-mask.h
+++ b/arch/arm/plat-samsung/include/plat/wakeup-mask.h
@@ -38,7 +38,7 @@
* required to be correct before we enter sleep.
*/
extern void samsung_sync_wakemask(void __iomem *reg,
- struct samsung_wakeup_mask *masks,
+ const struct samsung_wakeup_mask *masks,
int nr_masks);
#endif /* __PLAT_WAKEUP_MASK_H */
diff --git a/arch/arm/plat-samsung/wakeup-mask.c b/arch/arm/plat-samsung/wakeup-mask.c
index 20c3d91..b9de6b5 100644
--- a/arch/arm/plat-samsung/wakeup-mask.c
+++ b/arch/arm/plat-samsung/wakeup-mask.c
@@ -20,7 +20,7 @@
#include <plat/pm.h>
void samsung_sync_wakemask(void __iomem *reg,
- struct samsung_wakeup_mask *mask, int nr_mask)
+ const struct samsung_wakeup_mask *mask, int nr_mask)
{
struct irq_data *data;
u32 val;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index fc033c0..eada0b5 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -356,5 +356,21 @@
status = "disabled";
};
};
+
+ vpu: vpu@d0100000 {
+ compatible = "amlogic,meson-gx-vpu";
+ reg = <0x0 0xd0100000 0x0 0x100000>,
+ <0x0 0xc883c000 0x0 0x1000>,
+ <0x0 0xc8838000 0x0 0x1000>;
+ reg-names = "vpu", "hhi", "dmc";
+ interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* CVBS VDAC output port */
+ cvbs_vdac_port: port@0 {
+ reg = <0>;
+ };
+ };
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
index 9696820..4cbd626 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
@@ -142,6 +142,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
&uart_AO {
@@ -229,3 +239,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
index 203be28..4a96e0f 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
@@ -125,6 +125,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
/* This UART is brought out to the DB9 connector */
@@ -234,3 +244,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 51edd5b5..596240c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -506,3 +506,7 @@
<&clkc CLKID_FCLK_DIV2>;
clock-names = "core", "clkin0", "clkin1";
};
+
+&vpu {
+ compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
index e99101a..cea4a3e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
@@ -117,6 +117,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
&uart_AO {
@@ -203,3 +213,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index 9f89b99..6921624 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -43,7 +43,7 @@
#include "meson-gx.dtsi"
#include <dt-bindings/clock/gxbb-clkc.h>
-#include <dt-bindings/gpio/meson-gxbb-gpio.h>
+#include <dt-bindings/gpio/meson-gxl-gpio.h>
/ {
compatible = "amlogic,meson-gxl";
@@ -299,3 +299,7 @@
<&clkc CLKID_FCLK_DIV2>;
clock-names = "core", "clkin0", "clkin1";
};
+
+&vpu {
+ compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
index f859d75..5a337d3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
@@ -90,6 +90,16 @@
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
/* This UART is brought out to the DB9 connector */
@@ -167,3 +177,9 @@
max-speed = <1000>;
};
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
index c1974bb..eb2f0c3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
@@ -112,3 +112,7 @@
};
};
};
+
+&vpu {
+ compatible = "amlogic,meson-gxm-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
index a852e28..a83ed2c 100644
--- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
+++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
@@ -81,7 +81,7 @@
#address-cells = <0>;
interrupt-controller;
reg = <0x0 0x2c001000 0 0x1000>,
- <0x0 0x2c002000 0 0x1000>,
+ <0x0 0x2c002000 0 0x2000>,
<0x0 0x2c004000 0 0x2000>,
<0x0 0x2c006000 0 0x2000>;
interrupts = <1 9 0xf04>;
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 9d1d7ad..29ed6b6 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -64,6 +64,16 @@
reg = <0x0 0x86000000 0x0 0x200000>;
no-map;
};
+
+ memory@85800000 {
+ reg = <0x0 0x85800000 0x0 0x800000>;
+ no-map;
+ };
+
+ memory@86200000 {
+ reg = <0x0 0x86200000 0x0 0x2600000>;
+ no-map;
+ };
};
cpus {
diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index 6ffb051..dbea2c3 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -169,7 +169,7 @@
power-source = <3300>;
};
- sdhi0_pins_uhs: sd0 {
+ sdhi0_pins_uhs: sd0_uhs {
groups = "sdhi0_data4", "sdhi0_ctrl";
function = "sdhi0";
power-source = <1800>;
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 869dded..33b744d 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -331,6 +331,7 @@
CONFIG_DRM_PANEL_SIMPLE=m
CONFIG_DRM_I2C_ADV7511=m
CONFIG_DRM_HISI_KIRIN=m
+CONFIG_DRM_MESON=m
CONFIG_FB=y
CONFIG_FB_ARMCLCD=y
CONFIG_BACKLIGHT_GENERIC=m
diff --git a/arch/arm64/include/asm/asm-uaccess.h b/arch/arm64/include/asm/asm-uaccess.h
new file mode 100644
index 0000000..df411f3
--- /dev/null
+++ b/arch/arm64/include/asm/asm-uaccess.h
@@ -0,0 +1,65 @@
+#ifndef __ASM_ASM_UACCESS_H
+#define __ASM_ASM_UACCESS_H
+
+#include <asm/alternative.h>
+#include <asm/kernel-pgtable.h>
+#include <asm/sysreg.h>
+#include <asm/assembler.h>
+
+/*
+ * User access enabling/disabling macros.
+ */
+#ifdef CONFIG_ARM64_SW_TTBR0_PAN
+ .macro __uaccess_ttbr0_disable, tmp1
+ mrs \tmp1, ttbr1_el1 // swapper_pg_dir
+ add \tmp1, \tmp1, #SWAPPER_DIR_SIZE // reserved_ttbr0 at the end of swapper_pg_dir
+ msr ttbr0_el1, \tmp1 // set reserved TTBR0_EL1
+ isb
+ .endm
+
+ .macro __uaccess_ttbr0_enable, tmp1
+ get_thread_info \tmp1
+ ldr \tmp1, [\tmp1, #TSK_TI_TTBR0] // load saved TTBR0_EL1
+ msr ttbr0_el1, \tmp1 // set the non-PAN TTBR0_EL1
+ isb
+ .endm
+
+ .macro uaccess_ttbr0_disable, tmp1
+alternative_if_not ARM64_HAS_PAN
+ __uaccess_ttbr0_disable \tmp1
+alternative_else_nop_endif
+ .endm
+
+ .macro uaccess_ttbr0_enable, tmp1, tmp2
+alternative_if_not ARM64_HAS_PAN
+ save_and_disable_irq \tmp2 // avoid preemption
+ __uaccess_ttbr0_enable \tmp1
+ restore_irq \tmp2
+alternative_else_nop_endif
+ .endm
+#else
+ .macro uaccess_ttbr0_disable, tmp1
+ .endm
+
+ .macro uaccess_ttbr0_enable, tmp1, tmp2
+ .endm
+#endif
+
+/*
+ * These macros are no-ops when UAO is present.
+ */
+ .macro uaccess_disable_not_uao, tmp1
+ uaccess_ttbr0_disable \tmp1
+alternative_if ARM64_ALT_PAN_NOT_UAO
+ SET_PSTATE_PAN(1)
+alternative_else_nop_endif
+ .endm
+
+ .macro uaccess_enable_not_uao, tmp1, tmp2
+ uaccess_ttbr0_enable \tmp1, \tmp2
+alternative_if ARM64_ALT_PAN_NOT_UAO
+ SET_PSTATE_PAN(0)
+alternative_else_nop_endif
+ .endm
+
+#endif
diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h
index f2bcbe2..86c4041 100644
--- a/arch/arm64/include/asm/current.h
+++ b/arch/arm64/include/asm/current.h
@@ -9,9 +9,17 @@
struct task_struct;
+/*
+ * We don't use read_sysreg() as we want the compiler to cache the value where
+ * possible.
+ */
static __always_inline struct task_struct *get_current(void)
{
- return (struct task_struct *)read_sysreg(sp_el0);
+ unsigned long sp_el0;
+
+ asm ("mrs %0, sp_el0" : "=r" (sp_el0));
+
+ return (struct task_struct *)sp_el0;
}
#define current get_current()
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h
index d26750c..46da3ea 100644
--- a/arch/arm64/include/asm/uaccess.h
+++ b/arch/arm64/include/asm/uaccess.h
@@ -22,8 +22,6 @@
#include <asm/kernel-pgtable.h>
#include <asm/sysreg.h>
-#ifndef __ASSEMBLY__
-
/*
* User space memory access functions
*/
@@ -424,66 +422,4 @@
extern __must_check long strlen_user(const char __user *str);
extern __must_check long strnlen_user(const char __user *str, long n);
-#else /* __ASSEMBLY__ */
-
-#include <asm/assembler.h>
-
-/*
- * User access enabling/disabling macros.
- */
-#ifdef CONFIG_ARM64_SW_TTBR0_PAN
- .macro __uaccess_ttbr0_disable, tmp1
- mrs \tmp1, ttbr1_el1 // swapper_pg_dir
- add \tmp1, \tmp1, #SWAPPER_DIR_SIZE // reserved_ttbr0 at the end of swapper_pg_dir
- msr ttbr0_el1, \tmp1 // set reserved TTBR0_EL1
- isb
- .endm
-
- .macro __uaccess_ttbr0_enable, tmp1
- get_thread_info \tmp1
- ldr \tmp1, [\tmp1, #TSK_TI_TTBR0] // load saved TTBR0_EL1
- msr ttbr0_el1, \tmp1 // set the non-PAN TTBR0_EL1
- isb
- .endm
-
- .macro uaccess_ttbr0_disable, tmp1
-alternative_if_not ARM64_HAS_PAN
- __uaccess_ttbr0_disable \tmp1
-alternative_else_nop_endif
- .endm
-
- .macro uaccess_ttbr0_enable, tmp1, tmp2
-alternative_if_not ARM64_HAS_PAN
- save_and_disable_irq \tmp2 // avoid preemption
- __uaccess_ttbr0_enable \tmp1
- restore_irq \tmp2
-alternative_else_nop_endif
- .endm
-#else
- .macro uaccess_ttbr0_disable, tmp1
- .endm
-
- .macro uaccess_ttbr0_enable, tmp1, tmp2
- .endm
-#endif
-
-/*
- * These macros are no-ops when UAO is present.
- */
- .macro uaccess_disable_not_uao, tmp1
- uaccess_ttbr0_disable \tmp1
-alternative_if ARM64_ALT_PAN_NOT_UAO
- SET_PSTATE_PAN(1)
-alternative_else_nop_endif
- .endm
-
- .macro uaccess_enable_not_uao, tmp1, tmp2
- uaccess_ttbr0_enable \tmp1, \tmp2
-alternative_if ARM64_ALT_PAN_NOT_UAO
- SET_PSTATE_PAN(0)
-alternative_else_nop_endif
- .endm
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __ASM_UACCESS_H */
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index a7504f4..923841f 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -31,7 +31,7 @@
#include <asm/memory.h>
#include <asm/ptrace.h>
#include <asm/thread_info.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
#include <asm/unistd.h>
/*
diff --git a/arch/arm64/lib/clear_user.S b/arch/arm64/lib/clear_user.S
index add4a13..e88fb99 100644
--- a/arch/arm64/lib/clear_user.S
+++ b/arch/arm64/lib/clear_user.S
@@ -17,7 +17,7 @@
*/
#include <linux/linkage.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
.text
diff --git a/arch/arm64/lib/copy_from_user.S b/arch/arm64/lib/copy_from_user.S
index fd6cd055..4b5d826 100644
--- a/arch/arm64/lib/copy_from_user.S
+++ b/arch/arm64/lib/copy_from_user.S
@@ -17,7 +17,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy from user space to a kernel buffer (alignment handled by the hardware)
diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S
index d828540..47184c3 100644
--- a/arch/arm64/lib/copy_in_user.S
+++ b/arch/arm64/lib/copy_in_user.S
@@ -19,7 +19,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy from user space to user space (alignment handled by the hardware)
diff --git a/arch/arm64/lib/copy_to_user.S b/arch/arm64/lib/copy_to_user.S
index 3e6ae26..351f076 100644
--- a/arch/arm64/lib/copy_to_user.S
+++ b/arch/arm64/lib/copy_to_user.S
@@ -17,7 +17,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy to user space from a kernel buffer (alignment handled by the hardware)
diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S
index 17f422a..83c27b6e 100644
--- a/arch/arm64/mm/cache.S
+++ b/arch/arm64/mm/cache.S
@@ -23,7 +23,7 @@
#include <asm/assembler.h>
#include <asm/cpufeature.h>
#include <asm/alternative.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* flush_icache_range(start,end)
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 290a84f..e040827 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -524,7 +524,8 @@
static int __init arm64_dma_init(void)
{
- if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
+ if (swiotlb_force == SWIOTLB_FORCE ||
+ max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
swiotlb = 1;
return atomic_pool_init();
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index a78a5c4..156169c 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -88,21 +88,21 @@
break;
pud = pud_offset(pgd, addr);
- printk(", *pud=%016llx", pud_val(*pud));
+ pr_cont(", *pud=%016llx", pud_val(*pud));
if (pud_none(*pud) || pud_bad(*pud))
break;
pmd = pmd_offset(pud, addr);
- printk(", *pmd=%016llx", pmd_val(*pmd));
+ pr_cont(", *pmd=%016llx", pmd_val(*pmd));
if (pmd_none(*pmd) || pmd_bad(*pmd))
break;
pte = pte_offset_map(pmd, addr);
- printk(", *pte=%016llx", pte_val(*pte));
+ pr_cont(", *pte=%016llx", pte_val(*pte));
pte_unmap(pte);
} while(0);
- printk("\n");
+ pr_cont("\n");
}
#ifdef CONFIG_ARM64_HW_AFDBM
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 212c4d1..716d122 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -401,7 +401,8 @@
*/
void __init mem_init(void)
{
- if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
+ if (swiotlb_force == SWIOTLB_FORCE ||
+ max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
swiotlb_init(1);
set_max_mapnr(pfn_to_page(max_pfn) - mem_map);
diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
index 47cf3f9..947830a 100644
--- a/arch/arm64/xen/hypercall.S
+++ b/arch/arm64/xen/hypercall.S
@@ -49,7 +49,7 @@
#include <linux/linkage.h>
#include <asm/assembler.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
#include <xen/interface/xen.h>
diff --git a/arch/mips/kvm/entry.c b/arch/mips/kvm/entry.c
index 6a02b3a..e92fb19 100644
--- a/arch/mips/kvm/entry.c
+++ b/arch/mips/kvm/entry.c
@@ -521,6 +521,9 @@
uasm_i_and(&p, V0, V0, AT);
uasm_i_lui(&p, AT, ST0_CU0 >> 16);
uasm_i_or(&p, V0, V0, AT);
+#ifdef CONFIG_64BIT
+ uasm_i_ori(&p, V0, V0, ST0_SX | ST0_UX);
+#endif
uasm_i_mtc0(&p, V0, C0_STATUS);
uasm_i_ehb(&p);
@@ -643,7 +646,7 @@
/* Setup status register for running guest in UM */
uasm_i_ori(&p, V1, V1, ST0_EXL | KSU_USER | ST0_IE);
- UASM_i_LA(&p, AT, ~(ST0_CU0 | ST0_MX));
+ UASM_i_LA(&p, AT, ~(ST0_CU0 | ST0_MX | ST0_SX | ST0_UX));
uasm_i_and(&p, V1, V1, AT);
uasm_i_mtc0(&p, V1, C0_STATUS);
uasm_i_ehb(&p);
diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 06a60b1..29ec9ab 100644
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -360,8 +360,8 @@
dump_handler("kvm_exit", gebase + 0x2000, vcpu->arch.vcpu_run);
/* Invalidate the icache for these ranges */
- local_flush_icache_range((unsigned long)gebase,
- (unsigned long)gebase + ALIGN(size, PAGE_SIZE));
+ flush_icache_range((unsigned long)gebase,
+ (unsigned long)gebase + ALIGN(size, PAGE_SIZE));
/*
* Allocate comm page for guest kernel, a TLB will be reserved for
diff --git a/arch/openrisc/kernel/vmlinux.lds.S b/arch/openrisc/kernel/vmlinux.lds.S
index ef31fc2..5525446 100644
--- a/arch/openrisc/kernel/vmlinux.lds.S
+++ b/arch/openrisc/kernel/vmlinux.lds.S
@@ -44,6 +44,8 @@
/* Read-only sections, merged into text segment: */
. = LOAD_BASE ;
+ _text = .;
+
/* _s_kernel_ro must be page aligned */
. = ALIGN(PAGE_SIZE);
_s_kernel_ro = .;
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h
index 7581330e..88fe0aa 100644
--- a/arch/parisc/include/asm/thread_info.h
+++ b/arch/parisc/include/asm/thread_info.h
@@ -49,7 +49,6 @@
#define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */
#define TIF_32BIT 4 /* 32 bit binary */
#define TIF_MEMDIE 5 /* is terminating due to OOM killer */
-#define TIF_RESTORE_SIGMASK 6 /* restore saved signal mask */
#define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */
#define TIF_NOTIFY_RESUME 8 /* callback before returning to user */
#define TIF_SINGLESTEP 9 /* single stepping? */
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
index da0d9cb..1e22f98 100644
--- a/arch/parisc/kernel/time.c
+++ b/arch/parisc/kernel/time.c
@@ -235,9 +235,26 @@
cr16_hz = 100 * PAGE0->mem_10msec; /* Hz */
- /* register at clocksource framework */
- clocksource_register_hz(&clocksource_cr16, cr16_hz);
-
/* register as sched_clock source */
sched_clock_register(read_cr16_sched_clock, BITS_PER_LONG, cr16_hz);
}
+
+static int __init init_cr16_clocksource(void)
+{
+ /*
+ * The cr16 interval timers are not syncronized across CPUs, so mark
+ * them unstable and lower rating on SMP systems.
+ */
+ if (num_online_cpus() > 1) {
+ clocksource_cr16.flags = CLOCK_SOURCE_UNSTABLE;
+ clocksource_cr16.rating = 0;
+ }
+
+ /* register at clocksource framework */
+ clocksource_register_hz(&clocksource_cr16,
+ 100 * PAGE0->mem_10msec);
+
+ return 0;
+}
+
+device_initcall(init_cr16_clocksource);
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c
index 8ff9253..1a0b4f6 100644
--- a/arch/parisc/mm/fault.c
+++ b/arch/parisc/mm/fault.c
@@ -234,7 +234,7 @@
tsk->comm, code, address);
print_vma_addr(KERN_CONT " in ", regs->iaoq[0]);
- pr_cont(" trap #%lu: %s%c", code, trap_name(code),
+ pr_cont("\ntrap #%lu: %s%c", code, trap_name(code),
vma ? ',':'\n');
if (vma)
diff --git a/arch/s390/include/asm/asm-prototypes.h b/arch/s390/include/asm/asm-prototypes.h
new file mode 100644
index 0000000..2c3413b
--- /dev/null
+++ b/arch/s390/include/asm/asm-prototypes.h
@@ -0,0 +1,8 @@
+#ifndef _ASM_S390_PROTOTYPES_H
+
+#include <linux/kvm_host.h>
+#include <linux/ftrace.h>
+#include <asm/fpu/api.h>
+#include <asm-generic/asm-prototypes.h>
+
+#endif /* _ASM_S390_PROTOTYPES_H */
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 6b246aa..1b5c5ee 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -94,7 +94,7 @@
* Update process times based on virtual cpu times stored by entry.S
* to the lowcore fields user_timer, system_timer & steal_clock.
*/
-static int do_account_vtime(struct task_struct *tsk, int hardirq_offset)
+static int do_account_vtime(struct task_struct *tsk)
{
u64 timer, clock, user, system, steal;
u64 user_scaled, system_scaled;
@@ -138,7 +138,7 @@
}
account_user_time(tsk, user);
tsk->utimescaled += user_scaled;
- account_system_time(tsk, hardirq_offset, system);
+ account_system_time(tsk, 0, system);
tsk->stimescaled += system_scaled;
steal = S390_lowcore.steal_timer;
@@ -152,7 +152,7 @@
void vtime_task_switch(struct task_struct *prev)
{
- do_account_vtime(prev, 0);
+ do_account_vtime(prev);
prev->thread.user_timer = S390_lowcore.user_timer;
prev->thread.system_timer = S390_lowcore.system_timer;
S390_lowcore.user_timer = current->thread.user_timer;
@@ -166,7 +166,7 @@
*/
void vtime_account_user(struct task_struct *tsk)
{
- if (do_account_vtime(tsk, HARDIRQ_OFFSET))
+ if (do_account_vtime(tsk))
virt_timer_expire();
}
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index 68557f52..8540227 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -139,6 +139,19 @@
asm volatile("btr %1,%0" : ADDR : "Ir" (nr));
}
+static __always_inline bool clear_bit_unlock_is_negative_byte(long nr, volatile unsigned long *addr)
+{
+ bool negative;
+ asm volatile(LOCK_PREFIX "andb %2,%1\n\t"
+ CC_SET(s)
+ : CC_OUT(s) (negative), ADDR
+ : "ir" ((char) ~(1 << nr)) : "memory");
+ return negative;
+}
+
+// Let everybody know we have it
+#define clear_bit_unlock_is_negative_byte clear_bit_unlock_is_negative_byte
+
/*
* __clear_bit_unlock - Clears a bit in memory
* @nr: Bit to clear
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index ffacfdc..a5fd137 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -1182,6 +1182,9 @@
const char *name = get_name(bank, NULL);
int err = 0;
+ if (!dev)
+ return -ENODEV;
+
if (is_shared_bank(bank)) {
nb = node_to_amd_nb(amd_get_nb_id(cpu));
diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c
index b47edb8..410efb2 100644
--- a/arch/x86/kernel/pci-swiotlb.c
+++ b/arch/x86/kernel/pci-swiotlb.c
@@ -68,12 +68,10 @@
*/
int __init pci_swiotlb_detect_override(void)
{
- int use_swiotlb = swiotlb | swiotlb_force;
-
- if (swiotlb_force)
+ if (swiotlb_force == SWIOTLB_FORCE)
swiotlb = 1;
- return use_swiotlb;
+ return swiotlb;
}
IOMMU_INIT_FINISH(pci_swiotlb_detect_override,
pci_xen_swiotlb_detect,
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 24db5fb..a236dec 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -132,12 +132,6 @@
#define VMX_MISC_EMULATED_PREEMPTION_TIMER_RATE 5
-#define VMX_VPID_EXTENT_SUPPORTED_MASK \
- (VMX_VPID_EXTENT_INDIVIDUAL_ADDR_BIT | \
- VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT | \
- VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT | \
- VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT)
-
/*
* Hyper-V requires all of these, so mark them as supported even though
* they are just treated the same as all-context.
@@ -10473,12 +10467,12 @@
!nested_guest_cr4_valid(vcpu, vmcs12->guest_cr4)) {
nested_vmx_entry_failure(vcpu, vmcs12,
EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT);
- goto out;
+ return 1;
}
if (vmcs12->vmcs_link_pointer != -1ull) {
nested_vmx_entry_failure(vcpu, vmcs12,
EXIT_REASON_INVALID_STATE, ENTRY_FAIL_VMCS_LINK_PTR);
- goto out;
+ return 1;
}
/*
@@ -10498,7 +10492,7 @@
ia32e != !!(vmcs12->guest_ia32_efer & EFER_LME))) {
nested_vmx_entry_failure(vcpu, vmcs12,
EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT);
- goto out;
+ return 1;
}
}
@@ -10516,7 +10510,7 @@
ia32e != !!(vmcs12->host_ia32_efer & EFER_LME)) {
nested_vmx_entry_failure(vcpu, vmcs12,
EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT);
- goto out;
+ return 1;
}
}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 51ccfe0..2f22810 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3070,6 +3070,8 @@
memset(&events->reserved, 0, sizeof(events->reserved));
}
+static void kvm_set_hflags(struct kvm_vcpu *vcpu, unsigned emul_flags);
+
static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu,
struct kvm_vcpu_events *events)
{
@@ -3106,10 +3108,13 @@
vcpu->arch.apic->sipi_vector = events->sipi_vector;
if (events->flags & KVM_VCPUEVENT_VALID_SMM) {
+ u32 hflags = vcpu->arch.hflags;
if (events->smi.smm)
- vcpu->arch.hflags |= HF_SMM_MASK;
+ hflags |= HF_SMM_MASK;
else
- vcpu->arch.hflags &= ~HF_SMM_MASK;
+ hflags &= ~HF_SMM_MASK;
+ kvm_set_hflags(vcpu, hflags);
+
vcpu->arch.smi_pending = events->smi.pending;
if (events->smi.smm_inside_nmi)
vcpu->arch.hflags |= HF_SMM_INSIDE_NMI_MASK;
diff --git a/arch/x86/xen/pci-swiotlb-xen.c b/arch/x86/xen/pci-swiotlb-xen.c
index a9fafb5..a0b36a9 100644
--- a/arch/x86/xen/pci-swiotlb-xen.c
+++ b/arch/x86/xen/pci-swiotlb-xen.c
@@ -48,7 +48,7 @@
* activate this IOMMU. If running as PV privileged, activate it
* irregardless.
*/
- if ((xen_initial_domain() || swiotlb || swiotlb_force))
+ if (xen_initial_domain() || swiotlb || swiotlb_force == SWIOTLB_FORCE)
xen_swiotlb = 1;
/* If we are running under Xen, we MUST disable the native SWIOTLB.
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index 8c394e3..f3f7b41 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -713,10 +713,9 @@
size = PFN_PHYS(xen_start_info->nr_p2m_frames);
}
- if (!xen_is_e820_reserved(start, size)) {
- memblock_reserve(start, size);
+ memblock_reserve(start, size);
+ if (!xen_is_e820_reserved(start, size))
return;
- }
#ifdef CONFIG_X86_32
/*
@@ -727,6 +726,7 @@
BUG();
#else
xen_relocate_p2m();
+ memblock_free(start, size);
#endif
}
diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index 6e82769..f0a9c07 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -544,6 +544,8 @@
* the timer to kick off queuing again.
*/
static void __wbt_wait(struct rq_wb *rwb, unsigned long rw, spinlock_t *lock)
+ __releases(lock)
+ __acquires(lock)
{
struct rq_wait *rqw = get_rq_wait(rwb, current_is_kswapd());
DEFINE_WAIT(wait);
@@ -558,13 +560,12 @@
if (may_queue(rwb, rqw, &wait, rw))
break;
- if (lock)
+ if (lock) {
spin_unlock_irq(lock);
-
- io_schedule();
-
- if (lock)
+ io_schedule();
spin_lock_irq(lock);
+ } else
+ io_schedule();
} while (1);
finish_wait(&rqw->wait, &wait);
@@ -595,7 +596,7 @@
* in an irq held spinlock, if it holds one when calling this function.
* If we do sleep, we'll release and re-grab it.
*/
-unsigned int wbt_wait(struct rq_wb *rwb, struct bio *bio, spinlock_t *lock)
+enum wbt_flags wbt_wait(struct rq_wb *rwb, struct bio *bio, spinlock_t *lock)
{
unsigned int ret = 0;
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index f616ad7..44e888b 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -1461,16 +1461,25 @@
for (i = 0; i < ctcount; i++) {
unsigned int dlen = COMP_BUF_SIZE;
int ilen = ctemplate[i].inlen;
+ void *input_vec;
+ input_vec = kmalloc(ilen, GFP_KERNEL);
+ if (!input_vec) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(input_vec, ctemplate[i].input, ilen);
memset(output, 0, dlen);
init_completion(&result.completion);
- sg_init_one(&src, ctemplate[i].input, ilen);
+ sg_init_one(&src, input_vec, ilen);
sg_init_one(&dst, output, dlen);
req = acomp_request_alloc(tfm);
if (!req) {
pr_err("alg: acomp: request alloc failed for %s\n",
algo);
+ kfree(input_vec);
ret = -ENOMEM;
goto out;
}
@@ -1483,6 +1492,7 @@
if (ret) {
pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
i + 1, algo, -ret);
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
@@ -1491,6 +1501,7 @@
pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
i + 1, algo, req->dlen);
ret = -EINVAL;
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
@@ -1500,26 +1511,37 @@
i + 1, algo);
hexdump(output, req->dlen);
ret = -EINVAL;
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
+ kfree(input_vec);
acomp_request_free(req);
}
for (i = 0; i < dtcount; i++) {
unsigned int dlen = COMP_BUF_SIZE;
int ilen = dtemplate[i].inlen;
+ void *input_vec;
+ input_vec = kmalloc(ilen, GFP_KERNEL);
+ if (!input_vec) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(input_vec, dtemplate[i].input, ilen);
memset(output, 0, dlen);
init_completion(&result.completion);
- sg_init_one(&src, dtemplate[i].input, ilen);
+ sg_init_one(&src, input_vec, ilen);
sg_init_one(&dst, output, dlen);
req = acomp_request_alloc(tfm);
if (!req) {
pr_err("alg: acomp: request alloc failed for %s\n",
algo);
+ kfree(input_vec);
ret = -ENOMEM;
goto out;
}
@@ -1532,6 +1554,7 @@
if (ret) {
pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
i + 1, algo, -ret);
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
@@ -1540,6 +1563,7 @@
pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
i + 1, algo, req->dlen);
ret = -EINVAL;
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
@@ -1549,10 +1573,12 @@
i + 1, algo);
hexdump(output, req->dlen);
ret = -EINVAL;
+ kfree(input_vec);
acomp_request_free(req);
goto out;
}
+ kfree(input_vec);
acomp_request_free(req);
}
diff --git a/drivers/acpi/acpi_watchdog.c b/drivers/acpi/acpi_watchdog.c
index 13caebd..8c4e0a1 100644
--- a/drivers/acpi/acpi_watchdog.c
+++ b/drivers/acpi/acpi_watchdog.c
@@ -114,7 +114,7 @@
pdev = platform_device_register_simple("wdat_wdt", PLATFORM_DEVID_NONE,
resources, nresources);
if (IS_ERR(pdev))
- pr_err("Failed to create platform device\n");
+ pr_err("Device creation failed: %ld\n", PTR_ERR(pdev));
kfree(resources);
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index f8d6564..fb19e1c 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -98,7 +98,15 @@
if (check_children && list_empty(&adev->children))
return -ENODEV;
- return sta_present ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE;
+ /*
+ * If the device has a _HID (or _CID) returning a valid ACPI/PNP
+ * device ID, it is better to make it look less attractive here, so that
+ * the other device with the same _ADR value (that may not have a valid
+ * device ID) can be matched going forward. [This means a second spec
+ * violation in a row, so whatever we do here is best effort anyway.]
+ */
+ return sta_present && list_empty(&adev->pnp.ids) ?
+ FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE;
}
struct acpi_device *acpi_find_child_device(struct acpi_device *parent,
@@ -250,7 +258,6 @@
return 0;
err:
- acpi_dma_deconfigure(dev);
ACPI_COMPANION_SET(dev, NULL);
put_device(dev);
put_device(&acpi_dev->dev);
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 1b41a27..0c45226 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -37,6 +37,7 @@
static inline void acpi_amba_init(void) {}
#endif
int acpi_sysfs_init(void);
+void acpi_gpe_apply_masked_gpes(void);
void acpi_container_init(void);
void acpi_memory_hotplug_init(void);
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 45dec87..1926918 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -2074,6 +2074,7 @@
}
}
+ acpi_gpe_apply_masked_gpes();
acpi_update_all_gpes();
acpi_ec_ecdt_start();
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 703c26e..cf05ae9 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -708,6 +708,62 @@
return result ? result : size;
}
+/*
+ * A Quirk Mechanism for GPE Flooding Prevention:
+ *
+ * Quirks may be needed to prevent GPE flooding on a specific GPE. The
+ * flooding typically cannot be detected and automatically prevented by
+ * ACPI_GPE_DISPATCH_NONE check because there is a _Lxx/_Exx prepared in
+ * the AML tables. This normally indicates a feature gap in Linux, thus
+ * instead of providing endless quirk tables, we provide a boot parameter
+ * for those who want this quirk. For example, if the users want to prevent
+ * the GPE flooding for GPE 00, they need to specify the following boot
+ * parameter:
+ * acpi_mask_gpe=0x00
+ * The masking status can be modified by the following runtime controlling
+ * interface:
+ * echo unmask > /sys/firmware/acpi/interrupts/gpe00
+ */
+
+/*
+ * Currently, the GPE flooding prevention only supports to mask the GPEs
+ * numbered from 00 to 7f.
+ */
+#define ACPI_MASKABLE_GPE_MAX 0x80
+
+static u64 __initdata acpi_masked_gpes;
+
+static int __init acpi_gpe_set_masked_gpes(char *val)
+{
+ u8 gpe;
+
+ if (kstrtou8(val, 0, &gpe) || gpe > ACPI_MASKABLE_GPE_MAX)
+ return -EINVAL;
+ acpi_masked_gpes |= ((u64)1<<gpe);
+
+ return 1;
+}
+__setup("acpi_mask_gpe=", acpi_gpe_set_masked_gpes);
+
+void __init acpi_gpe_apply_masked_gpes(void)
+{
+ acpi_handle handle;
+ acpi_status status;
+ u8 gpe;
+
+ for (gpe = 0;
+ gpe < min_t(u8, ACPI_MASKABLE_GPE_MAX, acpi_current_gpe_count);
+ gpe++) {
+ if (acpi_masked_gpes & ((u64)1<<gpe)) {
+ status = acpi_get_gpe_device(gpe, &handle);
+ if (ACPI_SUCCESS(status)) {
+ pr_info("Masking GPE 0x%x.\n", gpe);
+ (void)acpi_mask_gpe(handle, gpe, TRUE);
+ }
+ }
+ }
+}
+
void acpi_irq_stats_init(void)
{
acpi_status status;
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index a5e1262..2997026 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -626,6 +626,7 @@
out:
/* Measure resume latency. */
+ time_start = 0;
if (timed && runtime_pm)
time_start = ktime_get();
diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c
index 5eb05db..fc585f3 100644
--- a/drivers/clk/clk-stm32f4.c
+++ b/drivers/clk/clk-stm32f4.c
@@ -768,5 +768,5 @@
kfree(clks);
iounmap(base);
}
-CLK_OF_DECLARE(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init);
-CLK_OF_DECLARE(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init);
+CLK_OF_DECLARE_DRIVER(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init);
+CLK_OF_DECLARE_DRIVER(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init);
diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c
index 9375777..b533f99 100644
--- a/drivers/clk/renesas/clk-mstp.c
+++ b/drivers/clk/renesas/clk-mstp.c
@@ -37,12 +37,14 @@
* @smstpcr: module stop control register
* @mstpsr: module stop status register (optional)
* @lock: protects writes to SMSTPCR
+ * @width_8bit: registers are 8-bit, not 32-bit
*/
struct mstp_clock_group {
struct clk_onecell_data data;
void __iomem *smstpcr;
void __iomem *mstpsr;
spinlock_t lock;
+ bool width_8bit;
};
/**
@@ -59,6 +61,18 @@
#define to_mstp_clock(_hw) container_of(_hw, struct mstp_clock, hw)
+static inline u32 cpg_mstp_read(struct mstp_clock_group *group,
+ u32 __iomem *reg)
+{
+ return group->width_8bit ? readb(reg) : clk_readl(reg);
+}
+
+static inline void cpg_mstp_write(struct mstp_clock_group *group, u32 val,
+ u32 __iomem *reg)
+{
+ group->width_8bit ? writeb(val, reg) : clk_writel(val, reg);
+}
+
static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
{
struct mstp_clock *clock = to_mstp_clock(hw);
@@ -70,12 +84,12 @@
spin_lock_irqsave(&group->lock, flags);
- value = clk_readl(group->smstpcr);
+ value = cpg_mstp_read(group, group->smstpcr);
if (enable)
value &= ~bitmask;
else
value |= bitmask;
- clk_writel(value, group->smstpcr);
+ cpg_mstp_write(group, value, group->smstpcr);
spin_unlock_irqrestore(&group->lock, flags);
@@ -83,7 +97,7 @@
return 0;
for (i = 1000; i > 0; --i) {
- if (!(clk_readl(group->mstpsr) & bitmask))
+ if (!(cpg_mstp_read(group, group->mstpsr) & bitmask))
break;
cpu_relax();
}
@@ -114,9 +128,9 @@
u32 value;
if (group->mstpsr)
- value = clk_readl(group->mstpsr);
+ value = cpg_mstp_read(group, group->mstpsr);
else
- value = clk_readl(group->smstpcr);
+ value = cpg_mstp_read(group, group->smstpcr);
return !(value & BIT(clock->bit_index));
}
@@ -188,6 +202,9 @@
return;
}
+ if (of_device_is_compatible(np, "renesas,r7s72100-mstp-clocks"))
+ group->width_8bit = true;
+
for (i = 0; i < MSTP_MAX_CLOCKS; ++i)
clks[i] = ERR_PTR(-ENOENT);
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index bc97b6a..7fcaf26 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -26,6 +26,8 @@
{ .compatible = "allwinner,sun8i-a83t", },
{ .compatible = "allwinner,sun8i-h3", },
+ { .compatible = "apm,xgene-shadowcat", },
+
{ .compatible = "arm,integrator-ap", },
{ .compatible = "arm,integrator-cp", },
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 6acbd4a..f91c257 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -857,13 +857,13 @@
NULL,
};
-static void intel_pstate_hwp_set(const struct cpumask *cpumask)
+static void intel_pstate_hwp_set(struct cpufreq_policy *policy)
{
int min, hw_min, max, hw_max, cpu, range, adj_range;
struct perf_limits *perf_limits = limits;
u64 value, cap;
- for_each_cpu(cpu, cpumask) {
+ for_each_cpu(cpu, policy->cpus) {
int max_perf_pct, min_perf_pct;
struct cpudata *cpu_data = all_cpu_data[cpu];
s16 epp;
@@ -949,7 +949,7 @@
static int intel_pstate_hwp_set_policy(struct cpufreq_policy *policy)
{
if (hwp_active)
- intel_pstate_hwp_set(policy->cpus);
+ intel_pstate_hwp_set(policy);
return 0;
}
@@ -968,19 +968,28 @@
static int intel_pstate_resume(struct cpufreq_policy *policy)
{
+ int ret;
+
if (!hwp_active)
return 0;
+ mutex_lock(&intel_pstate_limits_lock);
+
all_cpu_data[policy->cpu]->epp_policy = 0;
- return intel_pstate_hwp_set_policy(policy);
+ ret = intel_pstate_hwp_set_policy(policy);
+
+ mutex_unlock(&intel_pstate_limits_lock);
+
+ return ret;
}
-static void intel_pstate_hwp_set_online_cpus(void)
+static void intel_pstate_update_policies(void)
{
- get_online_cpus();
- intel_pstate_hwp_set(cpu_online_mask);
- put_online_cpus();
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ cpufreq_update_policy(cpu);
}
/************************** debugfs begin ************************/
@@ -1018,10 +1027,6 @@
struct dentry *debugfs_parent;
int i = 0;
- if (hwp_active ||
- pstate_funcs.get_target_pstate == get_target_pstate_use_cpu_load)
- return;
-
debugfs_parent = debugfs_create_dir("pstate_snb", NULL);
if (IS_ERR_OR_NULL(debugfs_parent))
return;
@@ -1105,11 +1110,10 @@
limits->no_turbo = clamp_t(int, input, 0, 1);
- if (hwp_active)
- intel_pstate_hwp_set_online_cpus();
-
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
return count;
}
@@ -1134,11 +1138,10 @@
limits->max_perf_pct);
limits->max_perf = div_ext_fp(limits->max_perf_pct, 100);
- if (hwp_active)
- intel_pstate_hwp_set_online_cpus();
-
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
return count;
}
@@ -1163,11 +1166,10 @@
limits->min_perf_pct);
limits->min_perf = div_ext_fp(limits->min_perf_pct, 100);
- if (hwp_active)
- intel_pstate_hwp_set_online_cpus();
-
mutex_unlock(&intel_pstate_limits_lock);
+ intel_pstate_update_policies();
+
return count;
}
@@ -2153,8 +2155,12 @@
if (per_cpu_limits)
perf_limits = cpu->perf_limits;
+ mutex_lock(&intel_pstate_limits_lock);
+
intel_pstate_update_perf_limits(policy, perf_limits);
+ mutex_unlock(&intel_pstate_limits_lock);
+
return 0;
}
@@ -2487,7 +2493,10 @@
if (rc)
goto out;
- intel_pstate_debug_expose_params();
+ if (intel_pstate_driver == &intel_pstate && !hwp_active &&
+ pstate_funcs.get_target_pstate != get_target_pstate_use_cpu_load)
+ intel_pstate_debug_expose_params();
+
intel_pstate_sysfs_expose_params();
if (hwp_active)
diff --git a/drivers/crypto/marvell/cesa.h b/drivers/crypto/marvell/cesa.h
index a768da7..b7872f6 100644
--- a/drivers/crypto/marvell/cesa.h
+++ b/drivers/crypto/marvell/cesa.h
@@ -273,7 +273,8 @@
#define CESA_TDMA_SRC_IN_SRAM BIT(30)
#define CESA_TDMA_END_OF_REQ BIT(29)
#define CESA_TDMA_BREAK_CHAIN BIT(28)
-#define CESA_TDMA_TYPE_MSK GENMASK(27, 0)
+#define CESA_TDMA_SET_STATE BIT(27)
+#define CESA_TDMA_TYPE_MSK GENMASK(26, 0)
#define CESA_TDMA_DUMMY 0
#define CESA_TDMA_DATA 1
#define CESA_TDMA_OP 2
diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c
index 317cf02..77c0fb9 100644
--- a/drivers/crypto/marvell/hash.c
+++ b/drivers/crypto/marvell/hash.c
@@ -280,13 +280,32 @@
sreq->offset = 0;
}
+static void mv_cesa_ahash_dma_step(struct ahash_request *req)
+{
+ struct mv_cesa_ahash_req *creq = ahash_request_ctx(req);
+ struct mv_cesa_req *base = &creq->base;
+
+ /* We must explicitly set the digest state. */
+ if (base->chain.first->flags & CESA_TDMA_SET_STATE) {
+ struct mv_cesa_engine *engine = base->engine;
+ int i;
+
+ /* Set the hash state in the IVDIG regs. */
+ for (i = 0; i < ARRAY_SIZE(creq->state); i++)
+ writel_relaxed(creq->state[i], engine->regs +
+ CESA_IVDIG(i));
+ }
+
+ mv_cesa_dma_step(base);
+}
+
static void mv_cesa_ahash_step(struct crypto_async_request *req)
{
struct ahash_request *ahashreq = ahash_request_cast(req);
struct mv_cesa_ahash_req *creq = ahash_request_ctx(ahashreq);
if (mv_cesa_req_get_type(&creq->base) == CESA_DMA_REQ)
- mv_cesa_dma_step(&creq->base);
+ mv_cesa_ahash_dma_step(ahashreq);
else
mv_cesa_ahash_std_step(ahashreq);
}
@@ -584,12 +603,16 @@
struct mv_cesa_ahash_dma_iter iter;
struct mv_cesa_op_ctx *op = NULL;
unsigned int frag_len;
+ bool set_state = false;
int ret;
u32 type;
basereq->chain.first = NULL;
basereq->chain.last = NULL;
+ if (!mv_cesa_mac_op_is_first_frag(&creq->op_tmpl))
+ set_state = true;
+
if (creq->src_nents) {
ret = dma_map_sg(cesa_dev->dev, req->src, creq->src_nents,
DMA_TO_DEVICE);
@@ -683,6 +706,15 @@
if (type != CESA_TDMA_RESULT)
basereq->chain.last->flags |= CESA_TDMA_BREAK_CHAIN;
+ if (set_state) {
+ /*
+ * Put the CESA_TDMA_SET_STATE flag on the first tdma desc to
+ * let the step logic know that the IVDIG registers should be
+ * explicitly set before launching a TDMA chain.
+ */
+ basereq->chain.first->flags |= CESA_TDMA_SET_STATE;
+ }
+
return 0;
err_free_tdma:
diff --git a/drivers/crypto/marvell/tdma.c b/drivers/crypto/marvell/tdma.c
index 4416b88..c76375f 100644
--- a/drivers/crypto/marvell/tdma.c
+++ b/drivers/crypto/marvell/tdma.c
@@ -109,7 +109,14 @@
last->next = dreq->chain.first;
engine->chain.last = dreq->chain.last;
- if (!(last->flags & CESA_TDMA_BREAK_CHAIN))
+ /*
+ * Break the DMA chain if the CESA_TDMA_BREAK_CHAIN is set on
+ * the last element of the current chain, or if the request
+ * being queued needs the IV regs to be set before lauching
+ * the request.
+ */
+ if (!(last->flags & CESA_TDMA_BREAK_CHAIN) &&
+ !(dreq->chain.first->flags & CESA_TDMA_SET_STATE))
last->next_dma = dreq->chain.first->cur_dma;
}
}
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index a324801..47206a2 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -593,11 +593,16 @@
list_add(&devfreq->node, &devfreq_list);
governor = find_devfreq_governor(devfreq->governor_name);
- if (!IS_ERR(governor))
- devfreq->governor = governor;
- if (devfreq->governor)
- err = devfreq->governor->event_handler(devfreq,
- DEVFREQ_GOV_START, NULL);
+ if (IS_ERR(governor)) {
+ dev_err(dev, "%s: Unable to find governor for the device\n",
+ __func__);
+ err = PTR_ERR(governor);
+ goto err_init;
+ }
+
+ devfreq->governor = governor;
+ err = devfreq->governor->event_handler(devfreq, DEVFREQ_GOV_START,
+ NULL);
if (err) {
dev_err(dev, "%s: Unable to start governor for the device\n",
__func__);
diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index a8ed779..9af86f4 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -497,7 +497,7 @@
if (IS_ERR(bus->devfreq)) {
dev_err(dev,
"failed to add devfreq dev with passive governor\n");
- ret = -EPROBE_DEFER;
+ ret = PTR_ERR(bus->devfreq);
goto err;
}
diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c
index 70e1323..9ad0b19 100644
--- a/drivers/firmware/arm_scpi.c
+++ b/drivers/firmware/arm_scpi.c
@@ -721,11 +721,17 @@
ret = scpi_send_message(CMD_SENSOR_VALUE, &id, sizeof(id),
&buf, sizeof(buf));
- if (!ret)
+ if (ret)
+ return ret;
+
+ if (scpi_info->is_legacy)
+ /* only 32-bits supported, hi_val can be junk */
+ *val = le32_to_cpu(buf.lo_val);
+ else
*val = (u64)le32_to_cpu(buf.hi_val) << 32 |
le32_to_cpu(buf.lo_val);
- return ret;
+ return 0;
}
static int scpi_device_get_power_state(u16 dev_id)
diff --git a/drivers/firmware/psci_checker.c b/drivers/firmware/psci_checker.c
index 44bdb78..29d58fe 100644
--- a/drivers/firmware/psci_checker.c
+++ b/drivers/firmware/psci_checker.c
@@ -270,8 +270,7 @@
struct cpuidle_device *dev;
struct cpuidle_driver *drv;
/* No need for an actual callback, we just want to wake up the CPU. */
- struct timer_list wakeup_timer =
- TIMER_INITIALIZER(dummy_callback, 0, 0);
+ struct timer_list wakeup_timer;
/* Wait for the main thread to give the start signal. */
wait_for_completion(&suspend_threads_started);
@@ -287,6 +286,7 @@
pr_info("CPU %d entering suspend cycles, states 1 through %d\n",
cpu, drv->state_count - 1);
+ setup_timer_on_stack(&wakeup_timer, dummy_callback, 0);
for (i = 0; i < NUM_SUSPEND_CYCLE; ++i) {
int index;
/*
diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c
index db51638..711c31c 100644
--- a/drivers/gpu/drm/i915/gvt/cfg_space.c
+++ b/drivers/gpu/drm/i915/gvt/cfg_space.c
@@ -123,6 +123,7 @@
u8 changed = old ^ new;
int ret;
+ memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes);
if (!(changed & PCI_COMMAND_MEMORY))
return 0;
@@ -142,7 +143,6 @@
return ret;
}
- memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes);
return 0;
}
@@ -240,7 +240,7 @@
if (WARN_ON(bytes > 4))
return -EINVAL;
- if (WARN_ON(offset + bytes >= INTEL_GVT_MAX_CFG_SPACE_SZ))
+ if (WARN_ON(offset + bytes > INTEL_GVT_MAX_CFG_SPACE_SZ))
return -EINVAL;
/* First check if it's PCI_COMMAND */
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 7eaaf1c..6c5fdf5 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -1998,6 +1998,8 @@
INIT_LIST_HEAD(>t->oos_page_list_head);
INIT_LIST_HEAD(>t->post_shadow_list_head);
+ intel_vgpu_reset_ggtt(vgpu);
+
ggtt_mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_GGTT,
NULL, 1, 0);
if (IS_ERR(ggtt_mm)) {
@@ -2206,6 +2208,7 @@
int intel_gvt_init_gtt(struct intel_gvt *gvt)
{
int ret;
+ void *page_addr;
gvt_dbg_core("init gtt\n");
@@ -2218,6 +2221,23 @@
return -ENODEV;
}
+ gvt->gtt.scratch_ggtt_page =
+ alloc_page(GFP_KERNEL | GFP_ATOMIC | __GFP_ZERO);
+ if (!gvt->gtt.scratch_ggtt_page) {
+ gvt_err("fail to allocate scratch ggtt page\n");
+ return -ENOMEM;
+ }
+
+ page_addr = page_address(gvt->gtt.scratch_ggtt_page);
+
+ gvt->gtt.scratch_ggtt_mfn =
+ intel_gvt_hypervisor_virt_to_mfn(page_addr);
+ if (gvt->gtt.scratch_ggtt_mfn == INTEL_GVT_INVALID_ADDR) {
+ gvt_err("fail to translate scratch ggtt page\n");
+ __free_page(gvt->gtt.scratch_ggtt_page);
+ return -EFAULT;
+ }
+
if (enable_out_of_sync) {
ret = setup_spt_oos(gvt);
if (ret) {
@@ -2239,6 +2259,41 @@
*/
void intel_gvt_clean_gtt(struct intel_gvt *gvt)
{
+ __free_page(gvt->gtt.scratch_ggtt_page);
+
if (enable_out_of_sync)
clean_spt_oos(gvt);
}
+
+/**
+ * intel_vgpu_reset_ggtt - reset the GGTT entry
+ * @vgpu: a vGPU
+ *
+ * This function is called at the vGPU create stage
+ * to reset all the GGTT entries.
+ *
+ */
+void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu)
+{
+ struct intel_gvt *gvt = vgpu->gvt;
+ struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops;
+ u32 index;
+ u32 offset;
+ u32 num_entries;
+ struct intel_gvt_gtt_entry e;
+
+ memset(&e, 0, sizeof(struct intel_gvt_gtt_entry));
+ e.type = GTT_TYPE_GGTT_PTE;
+ ops->set_pfn(&e, gvt->gtt.scratch_ggtt_mfn);
+ e.val64 |= _PAGE_PRESENT;
+
+ index = vgpu_aperture_gmadr_base(vgpu) >> PAGE_SHIFT;
+ num_entries = vgpu_aperture_sz(vgpu) >> PAGE_SHIFT;
+ for (offset = 0; offset < num_entries; offset++)
+ ops->set_entry(NULL, &e, index + offset, false, 0, vgpu);
+
+ index = vgpu_hidden_gmadr_base(vgpu) >> PAGE_SHIFT;
+ num_entries = vgpu_hidden_sz(vgpu) >> PAGE_SHIFT;
+ for (offset = 0; offset < num_entries; offset++)
+ ops->set_entry(NULL, &e, index + offset, false, 0, vgpu);
+}
diff --git a/drivers/gpu/drm/i915/gvt/gtt.h b/drivers/gpu/drm/i915/gvt/gtt.h
index d250013..b315ab3 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.h
+++ b/drivers/gpu/drm/i915/gvt/gtt.h
@@ -81,6 +81,9 @@
struct list_head oos_page_use_list_head;
struct list_head oos_page_free_list_head;
struct list_head mm_lru_list_head;
+
+ struct page *scratch_ggtt_page;
+ unsigned long scratch_ggtt_mfn;
};
enum {
@@ -202,6 +205,7 @@
extern int intel_vgpu_init_gtt(struct intel_vgpu *vgpu);
extern void intel_vgpu_clean_gtt(struct intel_vgpu *vgpu);
+void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu);
extern int intel_gvt_init_gtt(struct intel_gvt *gvt);
extern void intel_gvt_clean_gtt(struct intel_gvt *gvt);
diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h
index ad0e936..0af1701 100644
--- a/drivers/gpu/drm/i915/gvt/gvt.h
+++ b/drivers/gpu/drm/i915/gvt/gvt.h
@@ -175,6 +175,7 @@
struct notifier_block group_notifier;
struct kvm *kvm;
struct work_struct release_work;
+ atomic_t released;
} vdev;
#endif
};
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 4dd6722..faaae07 100644
--- a/drivers/gpu/drm/i915/gvt/kvmgt.c
+++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
@@ -114,12 +114,15 @@
static kvm_pfn_t gvt_cache_find(struct intel_vgpu *vgpu, gfn_t gfn)
{
struct gvt_dma *entry;
+ kvm_pfn_t pfn;
mutex_lock(&vgpu->vdev.cache_lock);
- entry = __gvt_cache_find(vgpu, gfn);
- mutex_unlock(&vgpu->vdev.cache_lock);
- return entry == NULL ? 0 : entry->pfn;
+ entry = __gvt_cache_find(vgpu, gfn);
+ pfn = (entry == NULL) ? 0 : entry->pfn;
+
+ mutex_unlock(&vgpu->vdev.cache_lock);
+ return pfn;
}
static void gvt_cache_add(struct intel_vgpu *vgpu, gfn_t gfn, kvm_pfn_t pfn)
@@ -166,7 +169,7 @@
static void gvt_cache_remove(struct intel_vgpu *vgpu, gfn_t gfn)
{
- struct device *dev = &vgpu->vdev.mdev->dev;
+ struct device *dev = mdev_dev(vgpu->vdev.mdev);
struct gvt_dma *this;
unsigned long g1;
int rc;
@@ -195,7 +198,7 @@
{
struct gvt_dma *dma;
struct rb_node *node = NULL;
- struct device *dev = &vgpu->vdev.mdev->dev;
+ struct device *dev = mdev_dev(vgpu->vdev.mdev);
unsigned long gfn;
mutex_lock(&vgpu->vdev.cache_lock);
@@ -396,7 +399,7 @@
struct device *pdev;
void *gvt;
- pdev = mdev->parent->dev;
+ pdev = mdev_parent_dev(mdev);
gvt = kdev_to_i915(pdev)->gvt;
type = intel_gvt_find_vgpu_type(gvt, kobject_name(kobj));
@@ -418,7 +421,7 @@
mdev_set_drvdata(mdev, vgpu);
gvt_dbg_core("intel_vgpu_create succeeded for mdev: %s\n",
- dev_name(&mdev->dev));
+ dev_name(mdev_dev(mdev)));
return 0;
}
@@ -482,7 +485,7 @@
vgpu->vdev.group_notifier.notifier_call = intel_vgpu_group_notifier;
events = VFIO_IOMMU_NOTIFY_DMA_UNMAP;
- ret = vfio_register_notifier(&mdev->dev, VFIO_IOMMU_NOTIFY, &events,
+ 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);
@@ -490,17 +493,26 @@
}
events = VFIO_GROUP_NOTIFY_SET_KVM;
- ret = vfio_register_notifier(&mdev->dev, VFIO_GROUP_NOTIFY, &events,
+ 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);
goto undo_iommu;
}
- return kvmgt_guest_init(mdev);
+ ret = kvmgt_guest_init(mdev);
+ if (ret)
+ goto undo_group;
+
+ atomic_set(&vgpu->vdev.released, 0);
+ return ret;
+
+undo_group:
+ vfio_unregister_notifier(mdev_dev(mdev), VFIO_GROUP_NOTIFY,
+ &vgpu->vdev.group_notifier);
undo_iommu:
- vfio_unregister_notifier(&mdev->dev, VFIO_IOMMU_NOTIFY,
+ vfio_unregister_notifier(mdev_dev(mdev), VFIO_IOMMU_NOTIFY,
&vgpu->vdev.iommu_notifier);
out:
return ret;
@@ -509,17 +521,26 @@
static void __intel_vgpu_release(struct intel_vgpu *vgpu)
{
struct kvmgt_guest_info *info;
+ int ret;
if (!handle_valid(vgpu->handle))
return;
- vfio_unregister_notifier(&vgpu->vdev.mdev->dev, VFIO_IOMMU_NOTIFY,
+ if (atomic_cmpxchg(&vgpu->vdev.released, 0, 1))
+ return;
+
+ ret = vfio_unregister_notifier(mdev_dev(vgpu->vdev.mdev), VFIO_IOMMU_NOTIFY,
&vgpu->vdev.iommu_notifier);
- vfio_unregister_notifier(&vgpu->vdev.mdev->dev, VFIO_GROUP_NOTIFY,
+ WARN(ret, "vfio_unregister_notifier for iommu failed: %d\n", ret);
+
+ ret = vfio_unregister_notifier(mdev_dev(vgpu->vdev.mdev), VFIO_GROUP_NOTIFY,
&vgpu->vdev.group_notifier);
+ WARN(ret, "vfio_unregister_notifier for group failed: %d\n", ret);
info = (struct kvmgt_guest_info *)vgpu->handle;
kvmgt_guest_exit(info);
+
+ vgpu->vdev.kvm = NULL;
vgpu->handle = 0;
}
@@ -534,6 +555,7 @@
{
struct intel_vgpu *vgpu = container_of(work, struct intel_vgpu,
vdev.release_work);
+
__intel_vgpu_release(vgpu);
}
@@ -1089,7 +1111,7 @@
return 0;
}
-static const struct parent_ops intel_vgpu_ops = {
+static const struct mdev_parent_ops intel_vgpu_ops = {
.supported_type_groups = intel_vgpu_type_groups,
.create = intel_vgpu_create,
.remove = intel_vgpu_remove,
@@ -1134,6 +1156,10 @@
idx = srcu_read_lock(&kvm->srcu);
slot = gfn_to_memslot(kvm, gfn);
+ if (!slot) {
+ srcu_read_unlock(&kvm->srcu, idx);
+ return -EINVAL;
+ }
spin_lock(&kvm->mmu_lock);
@@ -1164,6 +1190,10 @@
idx = srcu_read_lock(&kvm->srcu);
slot = gfn_to_memslot(kvm, gfn);
+ if (!slot) {
+ srcu_read_unlock(&kvm->srcu, idx);
+ return -EINVAL;
+ }
spin_lock(&kvm->mmu_lock);
@@ -1311,18 +1341,14 @@
static bool kvmgt_guest_exit(struct kvmgt_guest_info *info)
{
- struct intel_vgpu *vgpu;
-
if (!info) {
gvt_err("kvmgt_guest_info invalid\n");
return false;
}
- vgpu = info->vgpu;
-
kvm_page_track_unregister_notifier(info->kvm, &info->track_node);
kvmgt_protect_table_destroy(info);
- gvt_cache_destroy(vgpu);
+ gvt_cache_destroy(info->vgpu);
vfree(info);
return true;
@@ -1372,7 +1398,7 @@
return pfn;
pfn = INTEL_GVT_INVALID_ADDR;
- dev = &info->vgpu->vdev.mdev->dev;
+ 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);
diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c
index d2a0fbc..81cd921 100644
--- a/drivers/gpu/drm/i915/gvt/opregion.c
+++ b/drivers/gpu/drm/i915/gvt/opregion.c
@@ -65,7 +65,7 @@
int i, ret;
for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++) {
- mfn = intel_gvt_hypervisor_virt_to_mfn(vgpu_opregion(vgpu)
+ 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");
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 4a31b7a..3dd7fc6 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -244,14 +244,16 @@
static void
__i915_gem_object_release_shmem(struct drm_i915_gem_object *obj,
- struct sg_table *pages)
+ struct sg_table *pages,
+ bool needs_clflush)
{
GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED);
if (obj->mm.madv == I915_MADV_DONTNEED)
obj->mm.dirty = false;
- if ((obj->base.read_domains & I915_GEM_DOMAIN_CPU) == 0 &&
+ if (needs_clflush &&
+ (obj->base.read_domains & I915_GEM_DOMAIN_CPU) == 0 &&
!cpu_cache_is_coherent(obj->base.dev, obj->cache_level))
drm_clflush_sg(pages);
@@ -263,7 +265,7 @@
i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj,
struct sg_table *pages)
{
- __i915_gem_object_release_shmem(obj, pages);
+ __i915_gem_object_release_shmem(obj, pages, false);
if (obj->mm.dirty) {
struct address_space *mapping = obj->base.filp->f_mapping;
@@ -2231,7 +2233,7 @@
struct sgt_iter sgt_iter;
struct page *page;
- __i915_gem_object_release_shmem(obj, pages);
+ __i915_gem_object_release_shmem(obj, pages, true);
i915_gem_gtt_finish_pages(obj, pages);
@@ -2304,15 +2306,6 @@
mutex_unlock(&obj->mm.lock);
}
-static unsigned int swiotlb_max_size(void)
-{
-#if IS_ENABLED(CONFIG_SWIOTLB)
- return rounddown(swiotlb_nr_tbl() << IO_TLB_SHIFT, PAGE_SIZE);
-#else
- return 0;
-#endif
-}
-
static void i915_sg_trim(struct sg_table *orig_st)
{
struct sg_table new_st;
@@ -2322,7 +2315,7 @@
if (orig_st->nents == orig_st->orig_nents)
return;
- if (sg_alloc_table(&new_st, orig_st->nents, GFP_KERNEL))
+ if (sg_alloc_table(&new_st, orig_st->nents, GFP_KERNEL | __GFP_NOWARN))
return;
new_sg = new_st.sgl;
@@ -2360,7 +2353,7 @@
GEM_BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS);
GEM_BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS);
- max_segment = swiotlb_max_size();
+ max_segment = swiotlb_max_segment();
if (!max_segment)
max_segment = rounddown(UINT_MAX, PAGE_SIZE);
@@ -2728,6 +2721,7 @@
struct drm_i915_gem_request *request;
struct i915_gem_context *incomplete_ctx;
struct intel_timeline *timeline;
+ unsigned long flags;
bool ring_hung;
if (engine->irq_seqno_barrier)
@@ -2763,13 +2757,20 @@
if (i915_gem_context_is_default(incomplete_ctx))
return;
+ timeline = i915_gem_context_lookup_timeline(incomplete_ctx, engine);
+
+ spin_lock_irqsave(&engine->timeline->lock, flags);
+ spin_lock(&timeline->lock);
+
list_for_each_entry_continue(request, &engine->timeline->requests, link)
if (request->ctx == incomplete_ctx)
reset_request(request);
- timeline = i915_gem_context_lookup_timeline(incomplete_ctx, engine);
list_for_each_entry(request, &timeline->requests, link)
reset_request(request);
+
+ spin_unlock(&timeline->lock);
+ spin_unlock_irqrestore(&engine->timeline->lock, flags);
}
void i915_gem_reset(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h
index e2b077d..d229f47 100644
--- a/drivers/gpu/drm/i915/i915_gem_request.h
+++ b/drivers/gpu/drm/i915/i915_gem_request.h
@@ -413,6 +413,25 @@
rcu_assign_pointer(active->request, request);
}
+/**
+ * i915_gem_active_set_retire_fn - updates the retirement callback
+ * @active - the active tracker
+ * @fn - the routine called when the request is retired
+ * @mutex - struct_mutex used to guard retirements
+ *
+ * i915_gem_active_set_retire_fn() updates the function pointer that
+ * is called when the final request associated with the @active tracker
+ * is retired.
+ */
+static inline void
+i915_gem_active_set_retire_fn(struct i915_gem_active *active,
+ i915_gem_retire_fn fn,
+ struct mutex *mutex)
+{
+ lockdep_assert_held(mutex);
+ active->retire = fn ?: i915_gem_retire_noop;
+}
+
static inline struct drm_i915_gem_request *
__i915_gem_active_peek(const struct i915_gem_active *active)
{
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 6daad86..3dc8724 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -16791,7 +16791,6 @@
for_each_intel_crtc(dev, crtc) {
struct intel_crtc_state *crtc_state = crtc->config;
- int pixclk = 0;
__drm_atomic_helper_crtc_destroy_state(&crtc_state->base);
memset(crtc_state, 0, sizeof(*crtc_state));
@@ -16803,23 +16802,9 @@
crtc->base.enabled = crtc_state->base.enable;
crtc->active = crtc_state->base.active;
- if (crtc_state->base.active) {
+ if (crtc_state->base.active)
dev_priv->active_crtcs |= 1 << crtc->pipe;
- if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv))
- pixclk = ilk_pipe_pixel_rate(crtc_state);
- else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
- pixclk = crtc_state->base.adjusted_mode.crtc_clock;
- else
- WARN_ON(dev_priv->display.modeset_calc_cdclk);
-
- /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */
- if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled)
- pixclk = DIV_ROUND_UP(pixclk * 100, 95);
- }
-
- dev_priv->min_pixclk[crtc->pipe] = pixclk;
-
readout_plane_state(crtc);
DRM_DEBUG_KMS("[CRTC:%d:%s] hw state readout: %s\n",
@@ -16892,6 +16877,8 @@
}
for_each_intel_crtc(dev, crtc) {
+ int pixclk = 0;
+
crtc->base.hwmode = crtc->config->base.adjusted_mode;
memset(&crtc->base.mode, 0, sizeof(crtc->base.mode));
@@ -16919,10 +16906,23 @@
*/
crtc->base.state->mode.private_flags = I915_MODE_FLAG_INHERITED;
+ if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv))
+ pixclk = ilk_pipe_pixel_rate(crtc->config);
+ else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ pixclk = crtc->config->base.adjusted_mode.crtc_clock;
+ else
+ WARN_ON(dev_priv->display.modeset_calc_cdclk);
+
+ /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */
+ if (IS_BROADWELL(dev_priv) && crtc->config->ips_enabled)
+ pixclk = DIV_ROUND_UP(pixclk * 100, 95);
+
drm_calc_timestamping_constants(&crtc->base, &crtc->base.hwmode);
update_scanline_offset(crtc);
}
+ dev_priv->min_pixclk[crtc->pipe] = pixclk;
+
intel_pipe_config_sanity_check(dev_priv, crtc->config);
}
}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d9bc19b..0b8e8eb 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -355,7 +355,8 @@
struct intel_dp *intel_dp);
static void
intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
- struct intel_dp *intel_dp);
+ struct intel_dp *intel_dp,
+ bool force_disable_vdd);
static void
intel_dp_pps_init(struct drm_device *dev, struct intel_dp *intel_dp);
@@ -516,7 +517,7 @@
/* init power sequencer on this pipe and port */
intel_dp_init_panel_power_sequencer(dev, intel_dp);
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, true);
/*
* Even vdd force doesn't work until we've made
@@ -553,7 +554,7 @@
* Only the HW needs to be reprogrammed, the SW state is fixed and
* has been setup during connector init.
*/
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false);
return 0;
}
@@ -636,7 +637,7 @@
port_name(port), pipe_name(intel_dp->pps_pipe));
intel_dp_init_panel_power_sequencer(dev, intel_dp);
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false);
}
void intel_power_sequencer_reset(struct drm_i915_private *dev_priv)
@@ -2912,7 +2913,7 @@
/* init power sequencer on this pipe and port */
intel_dp_init_panel_power_sequencer(dev, intel_dp);
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, true);
}
static void vlv_pre_enable_dp(struct intel_encoder *encoder,
@@ -5055,7 +5056,8 @@
static void
intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
- struct intel_dp *intel_dp)
+ struct intel_dp *intel_dp,
+ bool force_disable_vdd)
{
struct drm_i915_private *dev_priv = to_i915(dev);
u32 pp_on, pp_off, pp_div, port_sel = 0;
@@ -5068,6 +5070,31 @@
intel_pps_get_registers(dev_priv, intel_dp, ®s);
+ /*
+ * On some VLV machines the BIOS can leave the VDD
+ * enabled even on power seqeuencers which aren't
+ * hooked up to any port. This would mess up the
+ * power domain tracking the first time we pick
+ * one of these power sequencers for use since
+ * edp_panel_vdd_on() would notice that the VDD was
+ * already on and therefore wouldn't grab the power
+ * domain reference. Disable VDD first to avoid this.
+ * This also avoids spuriously turning the VDD on as
+ * soon as the new power seqeuencer gets initialized.
+ */
+ if (force_disable_vdd) {
+ u32 pp = ironlake_get_pp_control(intel_dp);
+
+ WARN(pp & PANEL_POWER_ON, "Panel power already on\n");
+
+ if (pp & EDP_FORCE_VDD)
+ DRM_DEBUG_KMS("VDD already on, disabling first\n");
+
+ pp &= ~EDP_FORCE_VDD;
+
+ I915_WRITE(regs.pp_ctrl, pp);
+ }
+
pp_on = (seq->t1_t3 << PANEL_POWER_UP_DELAY_SHIFT) |
(seq->t8 << PANEL_LIGHT_ON_DELAY_SHIFT);
pp_off = (seq->t9 << PANEL_LIGHT_OFF_DELAY_SHIFT) |
@@ -5122,7 +5149,7 @@
vlv_initial_power_sequencer_setup(intel_dp);
} else {
intel_dp_init_panel_power_sequencer(dev, intel_dp);
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false);
}
}
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index fd0e4da..e589e17 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -216,7 +216,8 @@
{
GEM_BUG_ON(i915_gem_active_peek(&overlay->last_flip,
&overlay->i915->drm.struct_mutex));
- overlay->last_flip.retire = retire;
+ i915_gem_active_set_retire_fn(&overlay->last_flip, retire,
+ &overlay->i915->drm.struct_mutex);
i915_gem_active_set(&overlay->last_flip, req);
i915_add_request(req);
}
@@ -839,8 +840,8 @@
if (ret)
goto out_unpin;
- i915_gem_track_fb(overlay->vma->obj, new_bo,
- INTEL_FRONTBUFFER_OVERLAY(pipe));
+ i915_gem_track_fb(overlay->vma ? overlay->vma->obj : NULL,
+ vma->obj, INTEL_FRONTBUFFER_OVERLAY(pipe));
overlay->old_vma = overlay->vma;
overlay->vma = vma;
@@ -1430,6 +1431,8 @@
overlay->contrast = 75;
overlay->saturation = 146;
+ init_request_active(&overlay->last_flip, NULL);
+
regs = intel_overlay_map_regs(overlay);
if (!regs)
goto out_unpin_bo;
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c
index d40ed9f..70b12f8 100644
--- a/drivers/hid/hid-asus.c
+++ b/drivers/hid/hid-asus.c
@@ -64,7 +64,8 @@
#define QUIRK_SKIP_INPUT_MAPPING BIT(2)
#define QUIRK_IS_MULTITOUCH BIT(3)
-#define NOTEBOOK_QUIRKS QUIRK_FIX_NOTEBOOK_REPORT
+#define KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \
+ QUIRK_NO_INIT_REPORTS)
#define TOUCHPAD_QUIRKS (QUIRK_NO_INIT_REPORTS | \
QUIRK_SKIP_INPUT_MAPPING | \
QUIRK_IS_MULTITOUCH)
@@ -170,11 +171,11 @@
static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi)
{
+ struct input_dev *input = hi->input;
struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
int ret;
- struct input_dev *input = hi->input;
input_set_abs_params(input, ABS_MT_POSITION_X, 0, MAX_X, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y, 0, MAX_Y, 0, 0);
@@ -191,10 +192,10 @@
hid_err(hdev, "Asus input mt init slots failed: %d\n", ret);
return ret;
}
-
- drvdata->input = input;
}
+ drvdata->input = input;
+
return 0;
}
@@ -286,7 +287,11 @@
goto err_stop_hw;
}
- drvdata->input->name = "Asus TouchPad";
+ if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
+ drvdata->input->name = "Asus TouchPad";
+ } else {
+ drvdata->input->name = "Asus Keyboard";
+ }
if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
ret = asus_start_multitouch(hdev);
@@ -315,7 +320,7 @@
static const struct hid_device_id asus_devices[] = {
{ HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK,
- USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD), NOTEBOOK_QUIRKS},
+ USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD), KEYBOARD_QUIRKS},
{ HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK,
USB_DEVICE_ID_ASUSTEK_TOUCHPAD), TOUCHPAD_QUIRKS },
{ }
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index ec277b9..54bd22d 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -319,6 +319,7 @@
#define USB_VENDOR_ID_DRAGONRISE 0x0079
#define USB_DEVICE_ID_DRAGONRISE_WIIU 0x1800
#define USB_DEVICE_ID_DRAGONRISE_PS3 0x1801
+#define USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR 0x1803
#define USB_DEVICE_ID_DRAGONRISE_GAMECUBE 0x1843
#define USB_VENDOR_ID_DWAV 0x0eef
@@ -365,6 +366,9 @@
#define USB_VENDOR_ID_FLATFROG 0x25b5
#define USB_DEVICE_ID_MULTITOUCH_3200 0x0002
+#define USB_VENDOR_ID_FUTABA 0x0547
+#define USB_DEVICE_ID_LED_DISPLAY 0x7000
+
#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index 5c92522..4ef7337 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -212,7 +212,6 @@
__s32 value;
int ret = 0;
- memset(buffer, 0, buffer_size);
mutex_lock(&data->mutex);
report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
if (!report || (field_index >= report->maxfield)) {
@@ -256,6 +255,8 @@
int buffer_index = 0;
int i;
+ memset(buffer, 0, buffer_size);
+
mutex_lock(&data->mutex);
report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
if (!report || (field_index >= report->maxfield) ||
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 7687c08..f405b07 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -1099,8 +1099,11 @@
u8 led_delay_on[MAX_LEDS];
u8 led_delay_off[MAX_LEDS];
u8 led_count;
+ bool ds4_dongle_connected;
};
+static void sony_set_leds(struct sony_sc *sc);
+
static inline void sony_schedule_work(struct sony_sc *sc)
{
if (!sc->defer_initialization)
@@ -1430,6 +1433,31 @@
return -EILSEQ;
}
}
+
+ /*
+ * In the case of a DS4 USB dongle, bit[2] of byte 31 indicates
+ * if a DS4 is actually connected (indicated by '0').
+ * For non-dongle, this bit is always 0 (connected).
+ */
+ if (sc->hdev->vendor == USB_VENDOR_ID_SONY &&
+ sc->hdev->product == USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) {
+ bool connected = (rd[31] & 0x04) ? false : true;
+
+ if (!sc->ds4_dongle_connected && connected) {
+ hid_info(sc->hdev, "DualShock 4 USB dongle: controller connected\n");
+ sony_set_leds(sc);
+ sc->ds4_dongle_connected = true;
+ } else if (sc->ds4_dongle_connected && !connected) {
+ hid_info(sc->hdev, "DualShock 4 USB dongle: controller disconnected\n");
+ sc->ds4_dongle_connected = false;
+ /* Return 0, so hidraw can get the report. */
+ return 0;
+ } else if (!sc->ds4_dongle_connected) {
+ /* Return 0, so hidraw can get the report. */
+ return 0;
+ }
+ }
+
dualshock4_parse_report(sc, rd, size);
}
@@ -2390,6 +2418,12 @@
}
memcpy(sc->mac_address, &buf[1], sizeof(sc->mac_address));
+
+ snprintf(sc->hdev->uniq, sizeof(sc->hdev->uniq),
+ "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
+ sc->mac_address[5], sc->mac_address[4],
+ sc->mac_address[3], sc->mac_address[2],
+ sc->mac_address[1], sc->mac_address[0]);
} else if ((sc->quirks & SIXAXIS_CONTROLLER_USB) ||
(sc->quirks & NAVIGATION_CONTROLLER_USB)) {
buf = kmalloc(SIXAXIS_REPORT_0xF2_SIZE, GFP_KERNEL);
@@ -2548,7 +2582,7 @@
hid_err(sc->hdev,
"Unable to initialize multi-touch slots: %d\n",
ret);
- return ret;
+ goto err_stop;
}
sony_init_output_report(sc, dualshock4_send_output_report);
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index b3e01c8..e9d6cc7 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -83,11 +83,13 @@
{ USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_WIIU, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_ELAN, HID_ANY_ID, HID_QUIRK_ALWAYS_POLL },
{ USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_FUTABA, USB_DEVICE_ID_LED_DISPLAY, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A, HID_QUIRK_ALWAYS_POLL },
{ USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A, HID_QUIRK_ALWAYS_POLL },
{ USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE, HID_QUIRK_ALWAYS_POLL },
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 322ed92..841f242 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -1036,7 +1036,7 @@
};
static const u8 lm90_min_alarm_bits[3] = { 5, 3, 11 };
-static const u8 lm90_max_alarm_bits[3] = { 0, 4, 12 };
+static const u8 lm90_max_alarm_bits[3] = { 6, 4, 12 };
static const u8 lm90_crit_alarm_bits[3] = { 0, 1, 9 };
static const u8 lm90_emergency_alarm_bits[3] = { 15, 13, 14 };
static const u8 lm90_fault_bits[3] = { 0, 2, 10 };
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index f6b6d42..784670e 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -353,12 +353,12 @@
[0] = {
.num = ST_ACCEL_FS_AVL_2G,
.value = 0x00,
- .gain = IIO_G_TO_M_S_2(1024),
+ .gain = IIO_G_TO_M_S_2(1000),
},
[1] = {
.num = ST_ACCEL_FS_AVL_6G,
.value = 0x01,
- .gain = IIO_G_TO_M_S_2(340),
+ .gain = IIO_G_TO_M_S_2(3000),
},
},
},
@@ -366,6 +366,14 @@
.addr = 0x21,
.mask = 0x40,
},
+ /*
+ * Data Alignment Setting - needs to be set to get
+ * left-justified data like all other sensors.
+ */
+ .das = {
+ .addr = 0x21,
+ .mask = 0x01,
+ },
.drdy_irq = {
.addr = 0x21,
.mask_int1 = 0x04,
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 38bc319..9c8b558 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -561,7 +561,7 @@
config TI_AM335X_ADC
tristate "TI's AM335X ADC driver"
- depends on MFD_TI_AM335X_TSCADC
+ depends on MFD_TI_AM335X_TSCADC && HAS_DMA
select IIO_BUFFER
select IIO_KFIFO_BUF
help
diff --git a/drivers/iio/common/st_sensors/st_sensors_buffer.c b/drivers/iio/common/st_sensors/st_sensors_buffer.c
index fe7775b..df40452 100644
--- a/drivers/iio/common/st_sensors/st_sensors_buffer.c
+++ b/drivers/iio/common/st_sensors/st_sensors_buffer.c
@@ -30,7 +30,9 @@
for_each_set_bit(i, indio_dev->active_scan_mask, num_data_channels) {
const struct iio_chan_spec *channel = &indio_dev->channels[i];
- unsigned int bytes_to_read = channel->scan_type.realbits >> 3;
+ unsigned int bytes_to_read =
+ DIV_ROUND_UP(channel->scan_type.realbits +
+ channel->scan_type.shift, 8);
unsigned int storage_bytes =
channel->scan_type.storagebits >> 3;
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index 975a1f1..79c8c7c 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -401,6 +401,15 @@
return err;
}
+ /* set DAS */
+ if (sdata->sensor_settings->das.addr) {
+ err = st_sensors_write_data_with_mask(indio_dev,
+ sdata->sensor_settings->das.addr,
+ sdata->sensor_settings->das.mask, 1);
+ if (err < 0)
+ return err;
+ }
+
if (sdata->int_pin_open_drain) {
dev_info(&indio_dev->dev,
"set interrupt line to open drain mode\n");
@@ -483,8 +492,10 @@
int err;
u8 *outdata;
struct st_sensor_data *sdata = iio_priv(indio_dev);
- unsigned int byte_for_channel = ch->scan_type.realbits >> 3;
+ unsigned int byte_for_channel;
+ byte_for_channel = DIV_ROUND_UP(ch->scan_type.realbits +
+ ch->scan_type.shift, 8);
outdata = kmalloc(byte_for_channel, GFP_KERNEL);
if (!outdata)
return -ENOMEM;
diff --git a/drivers/iio/counter/104-quad-8.c b/drivers/iio/counter/104-quad-8.c
index 2d2ee35..a5913e9 100644
--- a/drivers/iio/counter/104-quad-8.c
+++ b/drivers/iio/counter/104-quad-8.c
@@ -153,7 +153,7 @@
ior_cfg = val | priv->preset_enable[chan->channel] << 1;
/* Load I/O control configuration */
- outb(0x40 | ior_cfg, base_offset);
+ outb(0x40 | ior_cfg, base_offset + 1);
return 0;
case IIO_CHAN_INFO_SCALE:
@@ -233,7 +233,7 @@
const struct quad8_iio *const priv = iio_priv(indio_dev);
return snprintf(buf, PAGE_SIZE, "%u\n",
- priv->preset_enable[chan->channel]);
+ !priv->preset_enable[chan->channel]);
}
static ssize_t quad8_write_set_to_preset_on_index(struct iio_dev *indio_dev,
@@ -241,7 +241,7 @@
size_t len)
{
struct quad8_iio *const priv = iio_priv(indio_dev);
- const int base_offset = priv->base + 2 * chan->channel;
+ const int base_offset = priv->base + 2 * chan->channel + 1;
bool preset_enable;
int ret;
unsigned int ior_cfg;
@@ -250,6 +250,9 @@
if (ret)
return ret;
+ /* Preset enable is active low in Input/Output Control register */
+ preset_enable = !preset_enable;
+
priv->preset_enable[chan->channel] = preset_enable;
ior_cfg = priv->ab_enable[chan->channel] |
@@ -362,7 +365,7 @@
priv->synchronous_mode[chan->channel] = synchronous_mode;
/* Load Index Control configuration to Index Control Register */
- outb(0x40 | idr_cfg, base_offset);
+ outb(0x60 | idr_cfg, base_offset);
return 0;
}
@@ -444,7 +447,7 @@
priv->index_polarity[chan->channel] = index_polarity;
/* Load Index Control configuration to Index Control Register */
- outb(0x40 | idr_cfg, base_offset);
+ outb(0x60 | idr_cfg, base_offset);
return 0;
}
diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c
index 5355507..c9e319b 100644
--- a/drivers/iio/imu/bmi160/bmi160_core.c
+++ b/drivers/iio/imu/bmi160/bmi160_core.c
@@ -66,10 +66,8 @@
#define BMI160_REG_DUMMY 0x7F
-#define BMI160_ACCEL_PMU_MIN_USLEEP 3200
-#define BMI160_ACCEL_PMU_MAX_USLEEP 3800
-#define BMI160_GYRO_PMU_MIN_USLEEP 55000
-#define BMI160_GYRO_PMU_MAX_USLEEP 80000
+#define BMI160_ACCEL_PMU_MIN_USLEEP 3800
+#define BMI160_GYRO_PMU_MIN_USLEEP 80000
#define BMI160_SOFTRESET_USLEEP 1000
#define BMI160_CHANNEL(_type, _axis, _index) { \
@@ -151,20 +149,9 @@
},
};
-struct bmi160_pmu_time {
- unsigned long min;
- unsigned long max;
-};
-
-static struct bmi160_pmu_time bmi160_pmu_time[] = {
- [BMI160_ACCEL] = {
- .min = BMI160_ACCEL_PMU_MIN_USLEEP,
- .max = BMI160_ACCEL_PMU_MAX_USLEEP
- },
- [BMI160_GYRO] = {
- .min = BMI160_GYRO_PMU_MIN_USLEEP,
- .max = BMI160_GYRO_PMU_MIN_USLEEP,
- },
+static unsigned long bmi160_pmu_time[] = {
+ [BMI160_ACCEL] = BMI160_ACCEL_PMU_MIN_USLEEP,
+ [BMI160_GYRO] = BMI160_GYRO_PMU_MIN_USLEEP,
};
struct bmi160_scale {
@@ -289,7 +276,7 @@
if (ret < 0)
return ret;
- usleep_range(bmi160_pmu_time[t].min, bmi160_pmu_time[t].max);
+ usleep_range(bmi160_pmu_time[t], bmi160_pmu_time[t] + 1000);
return 0;
}
diff --git a/drivers/iio/light/max44000.c b/drivers/iio/light/max44000.c
index a144ca3..81bd8e8 100644
--- a/drivers/iio/light/max44000.c
+++ b/drivers/iio/light/max44000.c
@@ -113,7 +113,7 @@
"0.100 "
"0.025 "
"0.00625 "
- "0.001625";
+ "0.0015625";
/* Available scales (internal to ulux) with pretty manual alignment: */
static const int max44000_scale_avail_ulux_array[] = {
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index c8413fc..7031a8dd 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -1682,9 +1682,19 @@
size += ret;
}
+ if (mlx4_is_master(mdev->dev) && flow_type == MLX4_FS_REGULAR &&
+ flow_attr->num_of_specs == 1) {
+ struct _rule_hw *rule_header = (struct _rule_hw *)(ctrl + 1);
+ enum ib_flow_spec_type header_spec =
+ ((union ib_flow_spec *)(flow_attr + 1))->type;
+
+ if (header_spec == IB_FLOW_SPEC_ETH)
+ mlx4_handle_eth_header_mcast_prio(ctrl, rule_header);
+ }
+
ret = mlx4_cmd_imm(mdev->dev, mailbox->dma, reg_id, size >> 2, 0,
MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A,
- MLX4_CMD_WRAPPED);
+ MLX4_CMD_NATIVE);
if (ret == -ENOMEM)
pr_err("mcg table is full. Fail to register network rule.\n");
else if (ret == -ENXIO)
@@ -1701,7 +1711,7 @@
int err;
err = mlx4_cmd(dev, reg_id, 0, 0,
MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A,
- MLX4_CMD_WRAPPED);
+ MLX4_CMD_NATIVE);
if (err)
pr_err("Fail to detach network rule. registration id = 0x%llx\n",
reg_id);
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 019e027..3ef0f42 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1023,7 +1023,7 @@
next_tail = (tail + sizeof(*cmd)) % CMD_BUFFER_SIZE;
left = (head - next_tail) % CMD_BUFFER_SIZE;
- if (left <= 2) {
+ if (left <= 0x20) {
struct iommu_cmd sync_cmd;
int ret;
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index a88576d..8ccbd70 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -903,8 +903,10 @@
x86_init.iommu.iommu_init = intel_iommu_init;
#endif
- acpi_put_table(dmar_tbl);
- dmar_tbl = NULL;
+ if (dmar_tbl) {
+ acpi_put_table(dmar_tbl);
+ dmar_tbl = NULL;
+ }
up_write(&dmar_global_lock);
return ret ? 1 : -ENODEV;
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index c66c273..8a18525 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2037,6 +2037,25 @@
if (context_present(context))
goto out_unlock;
+ /*
+ * For kdump cases, old valid entries may be cached due to the
+ * in-flight DMA and copied pgtable, but there is no unmapping
+ * behaviour for them, thus we need an explicit cache flush for
+ * the newly-mapped device. For kdump, at this point, the device
+ * is supposed to finish reset at its driver probe stage, so no
+ * in-flight DMA will exist, and we don't need to worry anymore
+ * hereafter.
+ */
+ if (context_copied(context)) {
+ u16 did_old = context_domain_id(context);
+
+ if (did_old >= 0 && did_old < cap_ndoms(iommu->cap))
+ iommu->flush.flush_context(iommu, did_old,
+ (((u16)bus) << 8) | devfn,
+ DMA_CCMD_MASK_NOBIT,
+ DMA_CCMD_DEVICE_INVL);
+ }
+
pgd = domain->pgd;
context_clear_entry(context);
@@ -5185,6 +5204,25 @@
}
#ifdef CONFIG_INTEL_IOMMU_SVM
+#define MAX_NR_PASID_BITS (20)
+static inline unsigned long intel_iommu_get_pts(struct intel_iommu *iommu)
+{
+ /*
+ * Convert ecap_pss to extend context entry pts encoding, also
+ * respect the soft pasid_max value set by the iommu.
+ * - number of PASID bits = ecap_pss + 1
+ * - number of PASID table entries = 2^(pts + 5)
+ * Therefore, pts = ecap_pss - 4
+ * e.g. KBL ecap_pss = 0x13, PASID has 20 bits, pts = 15
+ */
+ if (ecap_pss(iommu->ecap) < 5)
+ return 0;
+
+ /* pasid_max is encoded as actual number of entries not the bits */
+ return find_first_bit((unsigned long *)&iommu->pasid_max,
+ MAX_NR_PASID_BITS) - 5;
+}
+
int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct intel_svm_dev *sdev)
{
struct device_domain_info *info;
@@ -5217,7 +5255,9 @@
if (!(ctx_lo & CONTEXT_PASIDE)) {
context[1].hi = (u64)virt_to_phys(iommu->pasid_state_table);
- context[1].lo = (u64)virt_to_phys(iommu->pasid_table) | ecap_pss(iommu->ecap);
+ context[1].lo = (u64)virt_to_phys(iommu->pasid_table) |
+ intel_iommu_get_pts(iommu);
+
wmb();
/* CONTEXT_TT_MULTI_LEVEL and CONTEXT_TT_DEV_IOTLB are both
* extended to permit requests-with-PASID if the PASIDE bit
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 0037153..2d9c5dd 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -450,7 +450,7 @@
EXPORT_SYMBOL_GPL(mei_cldev_enabled);
/**
- * mei_cldev_enable_device - enable me client device
+ * mei_cldev_enable - enable me client device
* create connection with me client
*
* @cldev: me client device
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index 391936c..b039560 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -1541,7 +1541,7 @@
rets = first_chunk ? mei_cl_tx_flow_ctrl_creds(cl) : 1;
if (rets < 0)
- return rets;
+ goto err;
if (rets == 0) {
cl_dbg(dev, cl, "No flow control credentials: not sending.\n");
@@ -1575,11 +1575,8 @@
cb->buf.size, cb->buf_idx);
rets = mei_write_message(dev, &mei_hdr, buf->data + cb->buf_idx);
- if (rets) {
- cl->status = rets;
- list_move_tail(&cb->list, &cmpl_list->list);
- return rets;
- }
+ if (rets)
+ goto err;
cl->status = 0;
cl->writing_state = MEI_WRITING;
@@ -1587,14 +1584,21 @@
cb->completed = mei_hdr.msg_complete == 1;
if (first_chunk) {
- if (mei_cl_tx_flow_ctrl_creds_reduce(cl))
- return -EIO;
+ if (mei_cl_tx_flow_ctrl_creds_reduce(cl)) {
+ rets = -EIO;
+ goto err;
+ }
}
if (mei_hdr.msg_complete)
list_move_tail(&cb->list, &dev->write_waiting_list.list);
return 0;
+
+err:
+ cl->status = rets;
+ list_move_tail(&cb->list, &cmpl_list->list);
+ return rets;
}
/**
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 25d1eb4..7e8cf21 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1012,6 +1012,18 @@
goto out;
}
+ /* The Ethernet switch we are interfaced with needs packets to be at
+ * least 64 bytes (including FCS) otherwise they will be discarded when
+ * they enter the switch port logic. When Broadcom tags are enabled, we
+ * need to make sure that packets are at least 68 bytes
+ * (including FCS and tag) because the length verification is done after
+ * the Broadcom tag is stripped off the ingress packet.
+ */
+ if (skb_put_padto(skb, ETH_ZLEN + ENET_BRCM_TAG_LEN)) {
+ ret = NETDEV_TX_OK;
+ goto out;
+ }
+
/* Insert TSB and checksum infos */
if (priv->tsb_en) {
skb = bcm_sysport_insert_tsb(skb, dev);
@@ -1021,20 +1033,7 @@
}
}
- /* The Ethernet switch we are interfaced with needs packets to be at
- * least 64 bytes (including FCS) otherwise they will be discarded when
- * they enter the switch port logic. When Broadcom tags are enabled, we
- * need to make sure that packets are at least 68 bytes
- * (including FCS and tag) because the length verification is done after
- * the Broadcom tag is stripped off the ingress packet.
- */
- if (skb_padto(skb, ETH_ZLEN + ENET_BRCM_TAG_LEN)) {
- ret = NETDEV_TX_OK;
- goto out;
- }
-
- skb_len = skb->len < ETH_ZLEN + ENET_BRCM_TAG_LEN ?
- ETH_ZLEN + ENET_BRCM_TAG_LEN : skb->len;
+ skb_len = skb->len;
mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE);
if (dma_mapping_error(kdev, mapping)) {
diff --git a/drivers/net/ethernet/cadence/macb_pci.c b/drivers/net/ethernet/cadence/macb_pci.c
index 92be2cd..9906fda 100644
--- a/drivers/net/ethernet/cadence/macb_pci.c
+++ b/drivers/net/ethernet/cadence/macb_pci.c
@@ -1,5 +1,5 @@
/**
- * macb_pci.c - Cadence GEM PCI wrapper.
+ * Cadence GEM PCI wrapper.
*
* Copyright (C) 2016 Cadence Design Systems - http://www.cadence.com
*
@@ -45,32 +45,27 @@
struct macb_platform_data plat_data;
struct resource res[2];
- /* sanity check */
- if (!id)
- return -EINVAL;
-
/* enable pci device */
- err = pci_enable_device(pdev);
+ err = pcim_enable_device(pdev);
if (err < 0) {
- dev_err(&pdev->dev, "Enabling PCI device has failed: 0x%04X",
- err);
- return -EACCES;
+ dev_err(&pdev->dev, "Enabling PCI device has failed: %d", err);
+ return err;
}
pci_set_master(pdev);
/* set up resources */
memset(res, 0x00, sizeof(struct resource) * ARRAY_SIZE(res));
- res[0].start = pdev->resource[0].start;
- res[0].end = pdev->resource[0].end;
+ res[0].start = pci_resource_start(pdev, 0);
+ res[0].end = pci_resource_end(pdev, 0);
res[0].name = PCI_DRIVER_NAME;
res[0].flags = IORESOURCE_MEM;
- res[1].start = pdev->irq;
+ res[1].start = pci_irq_vector(pdev, 0);
res[1].name = PCI_DRIVER_NAME;
res[1].flags = IORESOURCE_IRQ;
- dev_info(&pdev->dev, "EMAC physical base addr = 0x%p\n",
- (void *)(uintptr_t)pci_resource_start(pdev, 0));
+ dev_info(&pdev->dev, "EMAC physical base addr: %pa\n",
+ &res[0].start);
/* set up macb platform data */
memset(&plat_data, 0, sizeof(plat_data));
@@ -100,7 +95,7 @@
plat_info.num_res = ARRAY_SIZE(res);
plat_info.data = &plat_data;
plat_info.size_data = sizeof(plat_data);
- plat_info.dma_mask = DMA_BIT_MASK(32);
+ plat_info.dma_mask = pdev->dma_mask;
/* register platform device */
plat_dev = platform_device_register_full(&plat_info);
@@ -120,7 +115,6 @@
clk_unregister(plat_data.pclk);
err_pclk_register:
- pci_disable_device(pdev);
return err;
}
@@ -130,7 +124,6 @@
struct macb_platform_data *plat_data = dev_get_platdata(&plat_dev->dev);
platform_device_unregister(plat_dev);
- pci_disable_device(pdev);
clk_unregister(plat_data->pclk);
clk_unregister(plat_data->hclk);
}
diff --git a/drivers/net/ethernet/cavium/Kconfig b/drivers/net/ethernet/cavium/Kconfig
index bbc8bd1..dcbce6c 100644
--- a/drivers/net/ethernet/cavium/Kconfig
+++ b/drivers/net/ethernet/cavium/Kconfig
@@ -77,7 +77,7 @@
config LIQUIDIO_VF
tristate "Cavium LiquidIO VF support"
depends on 64BIT && PCI_MSI
- select PTP_1588_CLOCK
+ imply PTP_1588_CLOCK
---help---
This driver supports Cavium LiquidIO Intelligent Server Adapter
based on CN23XX chips.
diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c
index 0f0de5b..d04a6c1 100644
--- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c
+++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c
@@ -133,17 +133,15 @@
if (ipv6_addr_type(&fl6.daddr) & IPV6_ADDR_LINKLOCAL)
fl6.flowi6_oif = sin6_scope_id;
dst = ip6_route_output(&init_net, NULL, &fl6);
- if (!dst)
- goto out;
- if (!cxgb_our_interface(lldi, get_real_dev,
- ip6_dst_idev(dst)->dev) &&
- !(ip6_dst_idev(dst)->dev->flags & IFF_LOOPBACK)) {
+ if (dst->error ||
+ (!cxgb_our_interface(lldi, get_real_dev,
+ ip6_dst_idev(dst)->dev) &&
+ !(ip6_dst_idev(dst)->dev->flags & IFF_LOOPBACK))) {
dst_release(dst);
- dst = NULL;
+ return NULL;
}
}
-out:
return dst;
}
EXPORT_SYMBOL(cxgb_find_route6);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 7e1633b..225e9a4 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -5155,7 +5155,9 @@
skb->inner_protocol_type != ENCAP_TYPE_ETHER ||
skb->inner_protocol != htons(ETH_P_TEB) ||
skb_inner_mac_header(skb) - skb_transport_header(skb) !=
- sizeof(struct udphdr) + sizeof(struct vxlanhdr))
+ sizeof(struct udphdr) + sizeof(struct vxlanhdr) ||
+ !adapter->vxlan_port ||
+ udp_hdr(skb)->dest != adapter->vxlan_port)
return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
return features;
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index 624ba90..c9b7ad6 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -733,6 +733,7 @@
priv->cgr_data.cgr.cb = dpaa_eth_cgscn;
/* Enable Congestion State Change Notifications and CS taildrop */
+ memset(&initcgr, 0, sizeof(initcgr));
initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CSCN_EN | QM_CGR_WE_CS_THRES);
initcgr.cgr.cscn_en = QM_CGR_EN;
@@ -2291,7 +2292,8 @@
net_dev->phydev = mac_dev->init_phy(net_dev, priv->mac_dev);
if (!net_dev->phydev) {
netif_err(priv, ifup, net_dev, "init_phy() failed\n");
- return -ENODEV;
+ err = -ENODEV;
+ goto phy_init_failed;
}
for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) {
@@ -2314,6 +2316,7 @@
for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++)
fman_port_disable(mac_dev->port[i]);
+phy_init_failed:
dpaa_eth_napi_disable(priv);
return err;
@@ -2420,6 +2423,7 @@
}
/* Enable CS TD, but disable Congestion State Change Notifications. */
+ memset(&initcgr, 0, sizeof(initcgr));
initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CS_THRES);
initcgr.cgr.cscn_en = QM_CGR_EN;
cs_th = DPAA_INGRESS_CS_THRESHOLD;
diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
index cbeea91..8037426 100644
--- a/drivers/net/ethernet/korina.c
+++ b/drivers/net/ethernet/korina.c
@@ -900,10 +900,10 @@
DMA_STAT_DONE | DMA_STAT_HALT | DMA_STAT_ERR,
&lp->rx_dma_regs->dmasm);
- korina_free_ring(dev);
-
napi_disable(&lp->napi);
+ korina_free_ring(dev);
+
if (korina_init(dev) < 0) {
printk(KERN_ERR "%s: cannot restart device\n", dev->name);
return;
@@ -1064,12 +1064,12 @@
tmp = tmp | DMA_STAT_DONE | DMA_STAT_HALT | DMA_STAT_ERR;
writel(tmp, &lp->rx_dma_regs->dmasm);
- korina_free_ring(dev);
-
napi_disable(&lp->napi);
cancel_work_sync(&lp->restart_task);
+ korina_free_ring(dev);
+
free_irq(lp->rx_irq, dev);
free_irq(lp->tx_irq, dev);
free_irq(lp->ovr_irq, dev);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_clock.c b/drivers/net/ethernet/mellanox/mlx4/en_clock.c
index 015198c..504461a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_clock.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_clock.c
@@ -245,13 +245,9 @@
{
u32 freq_khz = freq * 1000;
u64 max_val_cycles = freq_khz * 1000 * MLX4_EN_WRAP_AROUND_SEC;
- u64 tmp_rounded =
- roundup_pow_of_two(max_val_cycles) > max_val_cycles ?
- roundup_pow_of_two(max_val_cycles) - 1 : UINT_MAX;
- u64 max_val_cycles_rounded = is_power_of_2(max_val_cycles + 1) ?
- max_val_cycles : tmp_rounded;
+ u64 max_val_cycles_rounded = 1ULL << fls64(max_val_cycles - 1);
/* calculate max possible multiplier in order to fit in 64bit */
- u64 max_mul = div_u64(0xffffffffffffffffULL, max_val_cycles_rounded);
+ u64 max_mul = div64_u64(ULLONG_MAX, max_val_cycles_rounded);
/* This comes from the reverse of clocksource_khz2mult */
return ilog2(div_u64(max_mul * freq_khz, 1000000));
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index bcd9553..edbe200 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1638,7 +1638,8 @@
/* Configure tx cq's and rings */
for (t = 0 ; t < MLX4_EN_NUM_TX_TYPES; t++) {
- u8 num_tx_rings_p_up = t == TX ? priv->num_tx_rings_p_up : 1;
+ u8 num_tx_rings_p_up = t == TX ?
+ priv->num_tx_rings_p_up : priv->tx_ring_num[t];
for (i = 0; i < priv->tx_ring_num[t]; i++) {
/* Configure cq */
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 3c37e216b..eac527e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -445,8 +445,14 @@
ring->cqn = priv->rx_cq[ring_ind]->mcq.cqn;
ring->stride = stride;
- if (ring->stride <= TXBB_SIZE)
+ if (ring->stride <= TXBB_SIZE) {
+ /* Stamp first unused send wqe */
+ __be32 *ptr = (__be32 *)ring->buf;
+ __be32 stamp = cpu_to_be32(1 << STAMP_SHIFT);
+ *ptr = stamp;
+ /* Move pointer to start of rx section */
ring->buf += TXBB_SIZE;
+ }
ring->log_stride = ffs(ring->stride) - 1;
ring->buf_size = ring->size * ring->stride;
diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c
index 2a9dd46..e1f9e7c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/icm.c
+++ b/drivers/net/ethernet/mellanox/mlx4/icm.c
@@ -118,8 +118,13 @@
if (!buf)
return -ENOMEM;
+ if (offset_in_page(buf)) {
+ dma_free_coherent(dev, PAGE_SIZE << order,
+ buf, sg_dma_address(mem));
+ return -ENOMEM;
+ }
+
sg_set_buf(mem, buf, PAGE_SIZE << order);
- BUG_ON(mem->offset);
sg_dma_len(mem) = PAGE_SIZE << order;
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 5e7840a..bffa6f3 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -42,6 +42,7 @@
#include <linux/io-mapping.h>
#include <linux/delay.h>
#include <linux/kmod.h>
+#include <linux/etherdevice.h>
#include <net/devlink.h>
#include <linux/mlx4/device.h>
@@ -782,6 +783,23 @@
}
EXPORT_SYMBOL(mlx4_is_slave_active);
+void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
+ struct _rule_hw *eth_header)
+{
+ if (is_multicast_ether_addr(eth_header->eth.dst_mac) ||
+ is_broadcast_ether_addr(eth_header->eth.dst_mac)) {
+ struct mlx4_net_trans_rule_hw_eth *eth =
+ (struct mlx4_net_trans_rule_hw_eth *)eth_header;
+ struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1);
+ bool last_rule = next_rule->size == 0 && next_rule->id == 0 &&
+ next_rule->rsvd == 0;
+
+ if (last_rule)
+ ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC);
+ }
+}
+EXPORT_SYMBOL(mlx4_handle_eth_header_mcast_prio);
+
static void slave_adjust_steering_mode(struct mlx4_dev *dev,
struct mlx4_dev_cap *dev_cap,
struct mlx4_init_hca_param *hca_param)
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index c548bea..56185a0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -4164,22 +4164,6 @@
return 0;
}
-static void handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
- struct _rule_hw *eth_header)
-{
- if (is_multicast_ether_addr(eth_header->eth.dst_mac) ||
- is_broadcast_ether_addr(eth_header->eth.dst_mac)) {
- struct mlx4_net_trans_rule_hw_eth *eth =
- (struct mlx4_net_trans_rule_hw_eth *)eth_header;
- struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1);
- bool last_rule = next_rule->size == 0 && next_rule->id == 0 &&
- next_rule->rsvd == 0;
-
- if (last_rule)
- ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC);
- }
-}
-
/*
* In case of missing eth header, append eth header with a MAC address
* assigned to the VF.
@@ -4363,10 +4347,7 @@
header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id));
if (header_id == MLX4_NET_TRANS_RULE_ID_ETH)
- handle_eth_header_mcast_prio(ctrl, rule_header);
-
- if (slave == dev->caps.function)
- goto execute;
+ mlx4_handle_eth_header_mcast_prio(ctrl, rule_header);
switch (header_id) {
case MLX4_NET_TRANS_RULE_ID_ETH:
@@ -4394,7 +4375,6 @@
goto err_put_qp;
}
-execute:
err = mlx4_cmd_imm(dev, inbox->dma, &vhcr->out_param,
vhcr->in_modifier, 0,
MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A,
@@ -4473,6 +4453,7 @@
struct res_qp *rqp;
struct res_fs_rule *rrule;
u64 mirr_reg_id;
+ int qpn;
if (dev->caps.steering_mode !=
MLX4_STEERING_MODE_DEVICE_MANAGED)
@@ -4489,10 +4470,11 @@
}
mirr_reg_id = rrule->mirr_rule_id;
kfree(rrule->mirr_mbox);
+ qpn = rrule->qpn;
/* Release the rule form busy state before removal */
put_res(dev, slave, vhcr->in_param, RES_FS_RULE);
- err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp);
+ err = get_res(dev, slave, qpn, RES_QP, &rqp);
if (err)
return err;
@@ -4517,7 +4499,7 @@
if (!err)
atomic_dec(&rqp->ref_count);
out:
- put_res(dev, slave, rrule->qpn, RES_QP);
+ put_res(dev, slave, qpn, RES_QP);
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index 7f6c225..f0b460f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -723,6 +723,9 @@
int i;
struct ieee_ets ets;
+ if (!MLX5_CAP_GEN(priv->mdev, ets))
+ return;
+
memset(&ets, 0, sizeof(ets));
ets.ets_cap = mlx5_max_tc(priv->mdev) + 1;
for (i = 0; i < ets.ets_cap; i++) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 352462a..33a399a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -171,7 +171,6 @@
return NUM_SW_COUNTERS +
MLX5E_NUM_Q_CNTRS(priv) +
NUM_VPORT_COUNTERS + NUM_PPORT_COUNTERS +
- NUM_PCIE_COUNTERS +
MLX5E_NUM_RQ_STATS(priv) +
MLX5E_NUM_SQ_STATS(priv) +
MLX5E_NUM_PFC_COUNTERS(priv) +
@@ -219,14 +218,6 @@
strcpy(data + (idx++) * ETH_GSTRING_LEN,
pport_2819_stats_desc[i].format);
- for (i = 0; i < NUM_PCIE_PERF_COUNTERS; i++)
- strcpy(data + (idx++) * ETH_GSTRING_LEN,
- pcie_perf_stats_desc[i].format);
-
- for (i = 0; i < NUM_PCIE_TAS_COUNTERS; i++)
- strcpy(data + (idx++) * ETH_GSTRING_LEN,
- pcie_tas_stats_desc[i].format);
-
for (prio = 0; prio < NUM_PPORT_PRIO; prio++) {
for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++)
sprintf(data + (idx++) * ETH_GSTRING_LEN,
@@ -339,14 +330,6 @@
data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.RFC_2819_counters,
pport_2819_stats_desc, i);
- for (i = 0; i < NUM_PCIE_PERF_COUNTERS; i++)
- data[idx++] = MLX5E_READ_CTR32_BE(&priv->stats.pcie.pcie_perf_counters,
- pcie_perf_stats_desc, i);
-
- for (i = 0; i < NUM_PCIE_TAS_COUNTERS; i++)
- data[idx++] = MLX5E_READ_CTR32_BE(&priv->stats.pcie.pcie_tas_counters,
- pcie_tas_stats_desc, i);
-
for (prio = 0; prio < NUM_PPORT_PRIO; prio++) {
for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++)
data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.per_prio_counters[prio],
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
index 3691451..d088eff 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
@@ -247,6 +247,7 @@
}
if (fs->flow_type & FLOW_MAC_EXT &&
!is_zero_ether_addr(fs->m_ext.h_dest)) {
+ mask_spec(fs->m_ext.h_dest, fs->h_ext.h_dest, ETH_ALEN);
ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
outer_headers_c, dmac_47_16),
fs->m_ext.h_dest);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index cbfa38f..1236b27 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -291,36 +291,12 @@
&qcnt->rx_out_of_buffer);
}
-static void mlx5e_update_pcie_counters(struct mlx5e_priv *priv)
-{
- struct mlx5e_pcie_stats *pcie_stats = &priv->stats.pcie;
- struct mlx5_core_dev *mdev = priv->mdev;
- int sz = MLX5_ST_SZ_BYTES(mpcnt_reg);
- void *out;
- u32 *in;
-
- in = mlx5_vzalloc(sz);
- if (!in)
- return;
-
- out = pcie_stats->pcie_perf_counters;
- MLX5_SET(mpcnt_reg, in, grp, MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP);
- mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_MPCNT, 0, 0);
-
- out = pcie_stats->pcie_tas_counters;
- MLX5_SET(mpcnt_reg, in, grp, MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP);
- mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_MPCNT, 0, 0);
-
- kvfree(in);
-}
-
void mlx5e_update_stats(struct mlx5e_priv *priv)
{
mlx5e_update_q_counter(priv);
mlx5e_update_vport_counters(priv);
mlx5e_update_pport_counters(priv);
mlx5e_update_sw_counters(priv);
- mlx5e_update_pcie_counters(priv);
}
void mlx5e_update_stats_work(struct work_struct *work)
@@ -3805,14 +3781,7 @@
mlx5_lag_add(mdev, netdev);
- if (mlx5e_vxlan_allowed(mdev)) {
- rtnl_lock();
- udp_tunnel_get_rx_info(netdev);
- rtnl_unlock();
- }
-
mlx5e_enable_async_events(priv);
- queue_work(priv->wq, &priv->set_rx_mode_work);
if (MLX5_CAP_GEN(mdev, vport_group_manager)) {
mlx5_query_nic_vport_mac_address(mdev, 0, rep.hw_id);
@@ -3822,6 +3791,18 @@
rep.netdev = netdev;
mlx5_eswitch_register_vport_rep(esw, 0, &rep);
}
+
+ if (netdev->reg_state != NETREG_REGISTERED)
+ return;
+
+ /* Device already registered: sync netdev system state */
+ if (mlx5e_vxlan_allowed(mdev)) {
+ rtnl_lock();
+ udp_tunnel_get_rx_info(netdev);
+ rtnl_unlock();
+ }
+
+ queue_work(priv->wq, &priv->set_rx_mode_work);
}
static void mlx5e_nic_disable(struct mlx5e_priv *priv)
@@ -3966,10 +3947,6 @@
const struct mlx5e_profile *profile = priv->profile;
set_bit(MLX5E_STATE_DESTROYING, &priv->state);
- if (profile->disable)
- profile->disable(priv);
-
- flush_workqueue(priv->wq);
rtnl_lock();
if (netif_running(netdev))
@@ -3977,6 +3954,10 @@
netif_device_detach(netdev);
rtnl_unlock();
+ if (profile->disable)
+ profile->disable(priv);
+ flush_workqueue(priv->wq);
+
mlx5e_destroy_q_counter(priv);
profile->cleanup_rx(priv);
mlx5e_close_drop_rq(priv);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index f202f87..ba5db1d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
@@ -39,7 +39,7 @@
#define MLX5E_READ_CTR32_CPU(ptr, dsc, i) \
(*(u32 *)((char *)ptr + dsc[i].offset))
#define MLX5E_READ_CTR32_BE(ptr, dsc, i) \
- be32_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset))
+ be64_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset))
#define MLX5E_DECLARE_STAT(type, fld) #fld, offsetof(type, fld)
#define MLX5E_DECLARE_RX_STAT(type, fld) "rx%d_"#fld, offsetof(type, fld)
@@ -276,32 +276,6 @@
{ "rx_%s_pause_transition", PPORT_PER_PRIO_OFF(rx_pause_transition) },
};
-#define PCIE_PERF_OFF(c) \
- MLX5_BYTE_OFF(mpcnt_reg, counter_set.pcie_perf_cntrs_grp_data_layout.c)
-#define PCIE_PERF_GET(pcie_stats, c) \
- MLX5_GET(mpcnt_reg, pcie_stats->pcie_perf_counters, \
- counter_set.pcie_perf_cntrs_grp_data_layout.c)
-#define PCIE_TAS_OFF(c) \
- MLX5_BYTE_OFF(mpcnt_reg, counter_set.pcie_tas_cntrs_grp_data_layout.c)
-#define PCIE_TAS_GET(pcie_stats, c) \
- MLX5_GET(mpcnt_reg, pcie_stats->pcie_tas_counters, \
- counter_set.pcie_tas_cntrs_grp_data_layout.c)
-
-struct mlx5e_pcie_stats {
- __be64 pcie_perf_counters[MLX5_ST_SZ_QW(mpcnt_reg)];
- __be64 pcie_tas_counters[MLX5_ST_SZ_QW(mpcnt_reg)];
-};
-
-static const struct counter_desc pcie_perf_stats_desc[] = {
- { "rx_pci_signal_integrity", PCIE_PERF_OFF(rx_errors) },
- { "tx_pci_signal_integrity", PCIE_PERF_OFF(tx_errors) },
-};
-
-static const struct counter_desc pcie_tas_stats_desc[] = {
- { "tx_pci_transport_nonfatal_msg", PCIE_TAS_OFF(non_fatal_err_msg_sent) },
- { "tx_pci_transport_fatal_msg", PCIE_TAS_OFF(fatal_err_msg_sent) },
-};
-
struct mlx5e_rq_stats {
u64 packets;
u64 bytes;
@@ -386,8 +360,6 @@
#define NUM_PPORT_802_3_COUNTERS ARRAY_SIZE(pport_802_3_stats_desc)
#define NUM_PPORT_2863_COUNTERS ARRAY_SIZE(pport_2863_stats_desc)
#define NUM_PPORT_2819_COUNTERS ARRAY_SIZE(pport_2819_stats_desc)
-#define NUM_PCIE_PERF_COUNTERS ARRAY_SIZE(pcie_perf_stats_desc)
-#define NUM_PCIE_TAS_COUNTERS ARRAY_SIZE(pcie_tas_stats_desc)
#define NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS \
ARRAY_SIZE(pport_per_prio_traffic_stats_desc)
#define NUM_PPORT_PER_PRIO_PFC_COUNTERS \
@@ -397,7 +369,6 @@
NUM_PPORT_2819_COUNTERS + \
NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS * \
NUM_PPORT_PRIO)
-#define NUM_PCIE_COUNTERS (NUM_PCIE_PERF_COUNTERS + NUM_PCIE_TAS_COUNTERS)
#define NUM_RQ_STATS ARRAY_SIZE(rq_stats_desc)
#define NUM_SQ_STATS ARRAY_SIZE(sq_stats_desc)
@@ -406,7 +377,6 @@
struct mlx5e_qcounter_stats qcnt;
struct mlx5e_vport_stats vport;
struct mlx5e_pport_stats pport;
- struct mlx5e_pcie_stats pcie;
struct rtnl_link_stats64 vf_vport;
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index d6807c3..f14d9c9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -1860,7 +1860,7 @@
if (!ESW_ALLOWED(esw))
return -EPERM;
- if (!LEGAL_VPORT(esw, vport))
+ if (!LEGAL_VPORT(esw, vport) || is_multicast_ether_addr(mac))
return -EINVAL;
mutex_lock(&esw->state_lock);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 466e161..03293ed 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -695,6 +695,12 @@
if (err)
goto err_reps;
}
+
+ /* disable PF RoCE so missed packets don't go through RoCE steering */
+ mlx5_dev_list_lock();
+ mlx5_remove_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB);
+ mlx5_dev_list_unlock();
+
return 0;
err_reps:
@@ -718,6 +724,11 @@
{
int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs;
+ /* enable back PF RoCE */
+ mlx5_dev_list_lock();
+ mlx5_add_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB);
+ mlx5_dev_list_unlock();
+
mlx5_eswitch_disable_sriov(esw);
err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY);
if (err) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index a263d890..0ac7a2f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1263,6 +1263,7 @@
nested_lock_ref_node(&fte->node, FS_MUTEX_CHILD);
handle = add_rule_fte(fte, fg, dest, dest_num, false);
if (IS_ERR(handle)) {
+ unlock_ref_node(&fte->node);
kfree(fte);
goto unlock_fg;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 54e5a78..6547f22 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -503,6 +503,13 @@
MLX5_SET(cmd_hca_cap, set_hca_cap, pkey_table_size,
to_fw_pkey_sz(dev, 128));
+ /* Check log_max_qp from HCA caps to set in current profile */
+ if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < profile[prof_sel].log_max_qp) {
+ mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n",
+ profile[prof_sel].log_max_qp,
+ MLX5_CAP_GEN_MAX(dev, log_max_qp));
+ profile[prof_sel].log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp);
+ }
if (prof->mask & MLX5_PROF_MASK_QP_SIZE)
MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp,
prof->log_max_qp);
@@ -575,7 +582,6 @@
struct mlx5_priv *priv = &mdev->priv;
struct msix_entry *msix = priv->msix_arr;
int irq = msix[i + MLX5_EQ_VEC_COMP_BASE].vector;
- int numa_node = priv->numa_node;
int err;
if (!zalloc_cpumask_var(&priv->irq_info[i].mask, GFP_KERNEL)) {
@@ -583,7 +589,7 @@
return -ENOMEM;
}
- cpumask_set_cpu(cpumask_local_spread(i, numa_node),
+ cpumask_set_cpu(cpumask_local_spread(i, priv->numa_node),
priv->irq_info[i].mask);
err = irq_set_affinity_hint(irq, priv->irq_info[i].mask);
@@ -1189,6 +1195,8 @@
{
int err = 0;
+ mlx5_drain_health_wq(dev);
+
mutex_lock(&dev->intf_state_mutex);
if (test_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state)) {
dev_warn(&dev->pdev->dev, "%s: interface is down, NOP\n",
@@ -1351,10 +1359,9 @@
mlx5_enter_error_state(dev);
mlx5_unload_one(dev, priv, false);
- /* In case of kernel call save the pci state and drain health wq */
+ /* In case of kernel call save the pci state */
if (state) {
pci_save_state(pdev);
- mlx5_drain_health_wq(dev);
mlx5_pci_disable_device(dev);
}
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index f9b97f5..44389c9 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -326,6 +326,7 @@
static const struct pci_device_id rtl8169_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8161), 0, 0, RTL_CFG_1 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 },
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index f341c1b..00fafab 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -819,6 +819,7 @@
.tsu = 1,
.hw_crc = 1,
.select_mii = 1,
+ .shift_rd0 = 1,
};
/* SH7763 */
@@ -1656,7 +1657,7 @@
else
goto out;
- if (!likely(mdp->irq_enabled)) {
+ if (unlikely(!mdp->irq_enabled)) {
sh_eth_write(ndev, 0, EESIPR);
goto out;
}
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index de2947c..5eb0e68 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -1323,7 +1323,8 @@
}
/* don't fail init if RSS setup doesn't work */
- efx->type->rx_push_rss_config(efx, false, efx->rx_indir_table);
+ rc = efx->type->rx_push_rss_config(efx, false, efx->rx_indir_table);
+ efx->rss_active = (rc == 0);
return 0;
}
diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c
index 87bdc56..18ebaea 100644
--- a/drivers/net/ethernet/sfc/ethtool.c
+++ b/drivers/net/ethernet/sfc/ethtool.c
@@ -975,6 +975,8 @@
case ETHTOOL_GRXFH: {
info->data = 0;
+ if (!efx->rss_active) /* No RSS */
+ return 0;
switch (info->flow_type) {
case UDP_V4_FLOW:
if (efx->rx_hash_udp_4tuple)
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index 1a635ce..1c62c1a 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -860,6 +860,7 @@
* @rx_hash_key: Toeplitz hash key for RSS
* @rx_indir_table: Indirection table for RSS
* @rx_scatter: Scatter mode enabled for receives
+ * @rss_active: RSS enabled on hardware
* @rx_hash_udp_4tuple: UDP 4-tuple hashing enabled
* @int_error_count: Number of internal errors seen recently
* @int_error_expire: Time at which error count will be expired
@@ -998,6 +999,7 @@
u8 rx_hash_key[40];
u32 rx_indir_table[128];
bool rx_scatter;
+ bool rss_active;
bool rx_hash_udp_4tuple;
unsigned int_error_count;
diff --git a/drivers/net/ethernet/sfc/siena.c b/drivers/net/ethernet/sfc/siena.c
index a3901bc..4e54e5d 100644
--- a/drivers/net/ethernet/sfc/siena.c
+++ b/drivers/net/ethernet/sfc/siena.c
@@ -403,6 +403,7 @@
efx_writeo(efx, &temp, FR_AZ_RX_CFG);
siena_rx_push_rss_config(efx, false, efx->rx_indir_table);
+ efx->rss_active = true;
/* Enable event logging */
rc = efx_mcdi_log_ctrl(efx, true, false, 0);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
index c355975..3dc7d27 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
@@ -60,8 +60,9 @@
struct regmap *regmap;
};
-static int oxnas_dwmac_init(struct oxnas_dwmac *dwmac)
+static int oxnas_dwmac_init(struct platform_device *pdev, void *priv)
{
+ struct oxnas_dwmac *dwmac = priv;
unsigned int value;
int ret;
@@ -105,20 +106,20 @@
return 0;
}
+static void oxnas_dwmac_exit(struct platform_device *pdev, void *priv)
+{
+ struct oxnas_dwmac *dwmac = priv;
+
+ clk_disable_unprepare(dwmac->clk);
+}
+
static int oxnas_dwmac_probe(struct platform_device *pdev)
{
struct plat_stmmacenet_data *plat_dat;
struct stmmac_resources stmmac_res;
- struct device_node *sysctrl;
struct oxnas_dwmac *dwmac;
int ret;
- sysctrl = of_parse_phandle(pdev->dev.of_node, "oxsemi,sys-ctrl", 0);
- if (!sysctrl) {
- dev_err(&pdev->dev, "failed to get sys-ctrl node\n");
- return -EINVAL;
- }
-
ret = stmmac_get_platform_resources(pdev, &stmmac_res);
if (ret)
return ret;
@@ -128,73 +129,49 @@
return PTR_ERR(plat_dat);
dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL);
- if (!dwmac)
- return -ENOMEM;
+ if (!dwmac) {
+ ret = -ENOMEM;
+ goto err_remove_config_dt;
+ }
dwmac->dev = &pdev->dev;
plat_dat->bsp_priv = dwmac;
+ plat_dat->init = oxnas_dwmac_init;
+ plat_dat->exit = oxnas_dwmac_exit;
- dwmac->regmap = syscon_node_to_regmap(sysctrl);
+ dwmac->regmap = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
+ "oxsemi,sys-ctrl");
if (IS_ERR(dwmac->regmap)) {
dev_err(&pdev->dev, "failed to have sysctrl regmap\n");
- return PTR_ERR(dwmac->regmap);
+ ret = PTR_ERR(dwmac->regmap);
+ goto err_remove_config_dt;
}
dwmac->clk = devm_clk_get(&pdev->dev, "gmac");
- if (IS_ERR(dwmac->clk))
- return PTR_ERR(dwmac->clk);
+ if (IS_ERR(dwmac->clk)) {
+ ret = PTR_ERR(dwmac->clk);
+ goto err_remove_config_dt;
+ }
- ret = oxnas_dwmac_init(dwmac);
+ ret = oxnas_dwmac_init(pdev, plat_dat->bsp_priv);
if (ret)
- return ret;
+ goto err_remove_config_dt;
ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (ret)
- clk_disable_unprepare(dwmac->clk);
+ goto err_dwmac_exit;
+
+
+ return 0;
+
+err_dwmac_exit:
+ oxnas_dwmac_exit(pdev, plat_dat->bsp_priv);
+err_remove_config_dt:
+ stmmac_remove_config_dt(pdev, plat_dat);
return ret;
}
-static int oxnas_dwmac_remove(struct platform_device *pdev)
-{
- struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev);
- int ret = stmmac_dvr_remove(&pdev->dev);
-
- clk_disable_unprepare(dwmac->clk);
-
- return ret;
-}
-
-#ifdef CONFIG_PM_SLEEP
-static int oxnas_dwmac_suspend(struct device *dev)
-{
- struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(dev);
- int ret;
-
- ret = stmmac_suspend(dev);
- clk_disable_unprepare(dwmac->clk);
-
- return ret;
-}
-
-static int oxnas_dwmac_resume(struct device *dev)
-{
- struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(dev);
- int ret;
-
- ret = oxnas_dwmac_init(dwmac);
- if (ret)
- return ret;
-
- ret = stmmac_resume(dev);
-
- return ret;
-}
-#endif /* CONFIG_PM_SLEEP */
-
-static SIMPLE_DEV_PM_OPS(oxnas_dwmac_pm_ops,
- oxnas_dwmac_suspend, oxnas_dwmac_resume);
-
static const struct of_device_id oxnas_dwmac_match[] = {
{ .compatible = "oxsemi,ox820-dwmac" },
{ }
@@ -203,10 +180,10 @@
static struct platform_driver oxnas_dwmac_driver = {
.probe = oxnas_dwmac_probe,
- .remove = oxnas_dwmac_remove,
+ .remove = stmmac_pltfr_remove,
.driver = {
.name = "oxnas-dwmac",
- .pm = &oxnas_dwmac_pm_ops,
+ .pm = &stmmac_pltfr_pm_ops,
.of_match_table = oxnas_dwmac_match,
},
};
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index bb40382..39eb7a6 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3339,13 +3339,6 @@
spin_lock_init(&priv->lock);
- ret = register_netdev(ndev);
- if (ret) {
- netdev_err(priv->dev, "%s: ERROR %i registering the device\n",
- __func__, ret);
- goto error_netdev_register;
- }
-
/* If a specific clk_csr value is passed from the platform
* this means that the CSR Clock Range selection cannot be
* changed at run-time and it is fixed. Viceversa the driver'll try to
@@ -3372,11 +3365,21 @@
}
}
- return 0;
+ ret = register_netdev(ndev);
+ if (ret) {
+ netdev_err(priv->dev, "%s: ERROR %i registering the device\n",
+ __func__, ret);
+ goto error_netdev_register;
+ }
-error_mdio_register:
- unregister_netdev(ndev);
+ return ret;
+
error_netdev_register:
+ if (priv->hw->pcs != STMMAC_PCS_RGMII &&
+ priv->hw->pcs != STMMAC_PCS_TBI &&
+ priv->hw->pcs != STMMAC_PCS_RTBI)
+ stmmac_mdio_unregister(ndev);
+error_mdio_register:
netif_napi_del(&priv->napi);
error_hw_init:
clk_disable_unprepare(priv->pclk);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index fda01f7..b0344c2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -116,7 +116,7 @@
unsigned int mii_address = priv->hw->mii.addr;
unsigned int mii_data = priv->hw->mii.data;
- u32 value = MII_WRITE | MII_BUSY;
+ u32 value = MII_BUSY;
value |= (phyaddr << priv->hw->mii.addr_shift)
& priv->hw->mii.addr_mask;
@@ -126,6 +126,8 @@
& priv->hw->mii.clk_csr_mask;
if (priv->plat->has_gmac4)
value |= MII_GMAC4_WRITE;
+ else
+ value |= MII_WRITE;
/* Wait until any existing MII operation is complete */
if (stmmac_mdio_busy_wait(priv->ioaddr, mii_address))
diff --git a/drivers/net/ipvlan/ipvlan.h b/drivers/net/ipvlan/ipvlan.h
index 031093e..dbfbb33 100644
--- a/drivers/net/ipvlan/ipvlan.h
+++ b/drivers/net/ipvlan/ipvlan.h
@@ -99,6 +99,11 @@
int count;
};
+struct ipvl_skb_cb {
+ bool tx_pkt;
+};
+#define IPVL_SKB_CB(_skb) ((struct ipvl_skb_cb *)&((_skb)->cb[0]))
+
static inline struct ipvl_port *ipvlan_port_get_rcu(const struct net_device *d)
{
return rcu_dereference(d->rx_handler_data);
diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
index b4e9907..83ce74a 100644
--- a/drivers/net/ipvlan/ipvlan_core.c
+++ b/drivers/net/ipvlan/ipvlan_core.c
@@ -198,7 +198,7 @@
unsigned int mac_hash;
int ret;
u8 pkt_type;
- bool hlocal, dlocal;
+ bool tx_pkt;
__skb_queue_head_init(&list);
@@ -207,8 +207,11 @@
spin_unlock_bh(&port->backlog.lock);
while ((skb = __skb_dequeue(&list)) != NULL) {
+ struct net_device *dev = skb->dev;
+ bool consumed = false;
+
ethh = eth_hdr(skb);
- hlocal = ether_addr_equal(ethh->h_source, port->dev->dev_addr);
+ tx_pkt = IPVL_SKB_CB(skb)->tx_pkt;
mac_hash = ipvlan_mac_hash(ethh->h_dest);
if (ether_addr_equal(ethh->h_dest, port->dev->broadcast))
@@ -216,41 +219,45 @@
else
pkt_type = PACKET_MULTICAST;
- dlocal = false;
rcu_read_lock();
list_for_each_entry_rcu(ipvlan, &port->ipvlans, pnode) {
- if (hlocal && (ipvlan->dev == skb->dev)) {
- dlocal = true;
+ if (tx_pkt && (ipvlan->dev == skb->dev))
continue;
- }
if (!test_bit(mac_hash, ipvlan->mac_filters))
continue;
-
+ if (!(ipvlan->dev->flags & IFF_UP))
+ continue;
ret = NET_RX_DROP;
len = skb->len + ETH_HLEN;
nskb = skb_clone(skb, GFP_ATOMIC);
- if (!nskb)
- goto acct;
-
- nskb->pkt_type = pkt_type;
- nskb->dev = ipvlan->dev;
- if (hlocal)
- ret = dev_forward_skb(ipvlan->dev, nskb);
- else
- ret = netif_rx(nskb);
-acct:
+ local_bh_disable();
+ if (nskb) {
+ consumed = true;
+ nskb->pkt_type = pkt_type;
+ nskb->dev = ipvlan->dev;
+ if (tx_pkt)
+ ret = dev_forward_skb(ipvlan->dev, nskb);
+ else
+ ret = netif_rx(nskb);
+ }
ipvlan_count_rx(ipvlan, len, ret == NET_RX_SUCCESS, true);
+ local_bh_enable();
}
rcu_read_unlock();
- if (dlocal) {
+ if (tx_pkt) {
/* If the packet originated here, send it out. */
skb->dev = port->dev;
skb->pkt_type = pkt_type;
dev_queue_xmit(skb);
} else {
- kfree_skb(skb);
+ if (consumed)
+ consume_skb(skb);
+ else
+ kfree_skb(skb);
}
+ if (dev)
+ dev_put(dev);
}
}
@@ -470,15 +477,24 @@
}
static void ipvlan_multicast_enqueue(struct ipvl_port *port,
- struct sk_buff *skb)
+ struct sk_buff *skb, bool tx_pkt)
{
if (skb->protocol == htons(ETH_P_PAUSE)) {
kfree_skb(skb);
return;
}
+ /* Record that the deferred packet is from TX or RX path. By
+ * looking at mac-addresses on packet will lead to erronus decisions.
+ * (This would be true for a loopback-mode on master device or a
+ * hair-pin mode of the switch.)
+ */
+ IPVL_SKB_CB(skb)->tx_pkt = tx_pkt;
+
spin_lock(&port->backlog.lock);
if (skb_queue_len(&port->backlog) < IPVLAN_QBACKLOG_LIMIT) {
+ if (skb->dev)
+ dev_hold(skb->dev);
__skb_queue_tail(&port->backlog, skb);
spin_unlock(&port->backlog.lock);
schedule_work(&port->wq);
@@ -537,7 +553,7 @@
} else if (is_multicast_ether_addr(eth->h_dest)) {
ipvlan_skb_crossing_ns(skb, NULL);
- ipvlan_multicast_enqueue(ipvlan->port, skb);
+ ipvlan_multicast_enqueue(ipvlan->port, skb, true);
return NET_XMIT_SUCCESS;
}
@@ -634,7 +650,7 @@
*/
if (nskb) {
ipvlan_skb_crossing_ns(nskb, NULL);
- ipvlan_multicast_enqueue(port, nskb);
+ ipvlan_multicast_enqueue(port, nskb, false);
}
}
} else {
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 693ec5b..8b0f993 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -135,6 +135,7 @@
static void ipvlan_port_destroy(struct net_device *dev)
{
struct ipvl_port *port = ipvlan_port_get_rtnl(dev);
+ struct sk_buff *skb;
dev->priv_flags &= ~IFF_IPVLAN_MASTER;
if (port->mode == IPVLAN_MODE_L3S) {
@@ -144,7 +145,11 @@
}
netdev_rx_handler_unregister(dev);
cancel_work_sync(&port->wq);
- __skb_queue_purge(&port->backlog);
+ while ((skb = __skb_dequeue(&port->backlog)) != NULL) {
+ if (skb->dev)
+ dev_put(skb->dev);
+ kfree_skb(skb);
+ }
kfree(port);
}
diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index 6c646e2..6e98ede 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -1367,6 +1367,7 @@
.probe = usbnet_probe,
.suspend = asix_suspend,
.resume = asix_resume,
+ .reset_resume = asix_resume,
.disconnect = usbnet_disconnect,
.supports_autosuspend = 1,
.disable_hub_initiated_lpm = 1,
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 7532646..23dfb0e 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -967,6 +967,7 @@
*/
need_strict = rt6_need_strict(&ipv6_hdr(skb)->daddr);
if (!ipv6_ndisc_frame(skb) && !need_strict) {
+ vrf_rx_stats(vrf_dev, skb->len);
skb->dev = vrf_dev;
skb->skb_iif = vrf_dev->ifindex;
@@ -1011,6 +1012,8 @@
goto out;
}
+ vrf_rx_stats(vrf_dev, skb->len);
+
skb_push(skb, skb->mac_len);
dev_queue_xmit_nit(skb, vrf_dev);
skb_pull(skb, skb->mac_len);
diff --git a/drivers/net/wan/slic_ds26522.c b/drivers/net/wan/slic_ds26522.c
index b776a0a..9d9b4e0 100644
--- a/drivers/net/wan/slic_ds26522.c
+++ b/drivers/net/wan/slic_ds26522.c
@@ -218,7 +218,7 @@
ret = slic_ds26522_init_configure(spi);
if (ret == 0)
- pr_info("DS26522 cs%d configurated\n", spi->chip_select);
+ pr_info("DS26522 cs%d configured\n", spi->chip_select);
return ret;
}
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index b40cfb0..2fc86dc 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1193,8 +1193,8 @@
blk_queue_max_hw_sectors(q, ctrl->max_hw_sectors);
blk_queue_max_segments(q, min_t(u32, max_segments, USHRT_MAX));
}
- if (ctrl->stripe_size)
- blk_queue_chunk_sectors(q, ctrl->stripe_size >> 9);
+ if (ctrl->quirks & NVME_QUIRK_STRIPE_SIZE)
+ blk_queue_chunk_sectors(q, ctrl->max_hw_sectors);
blk_queue_virt_boundary(q, ctrl->page_size - 1);
if (ctrl->vwc & NVME_CTRL_VWC_PRESENT)
vwc = true;
@@ -1250,19 +1250,6 @@
ctrl->max_hw_sectors =
min_not_zero(ctrl->max_hw_sectors, max_hw_sectors);
- if ((ctrl->quirks & NVME_QUIRK_STRIPE_SIZE) && id->vs[3]) {
- unsigned int max_hw_sectors;
-
- ctrl->stripe_size = 1 << (id->vs[3] + page_shift);
- max_hw_sectors = ctrl->stripe_size >> (page_shift - 9);
- if (ctrl->max_hw_sectors) {
- ctrl->max_hw_sectors = min(max_hw_sectors,
- ctrl->max_hw_sectors);
- } else {
- ctrl->max_hw_sectors = max_hw_sectors;
- }
- }
-
nvme_set_queue_limits(ctrl, ctrl->admin_q);
ctrl->sgls = le32_to_cpu(id->sgls);
ctrl->kas = le16_to_cpu(id->kas);
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index 771e2e7..aa0bc60 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -1491,19 +1491,20 @@
nvme_fc_create_hw_io_queues(struct nvme_fc_ctrl *ctrl, u16 qsize)
{
struct nvme_fc_queue *queue = &ctrl->queues[1];
- int i, j, ret;
+ int i, ret;
for (i = 1; i < ctrl->queue_count; i++, queue++) {
ret = __nvme_fc_create_hw_queue(ctrl, queue, i, qsize);
- if (ret) {
- for (j = i-1; j >= 0; j--)
- __nvme_fc_delete_hw_queue(ctrl,
- &ctrl->queues[j], j);
- return ret;
- }
+ if (ret)
+ goto delete_queues;
}
return 0;
+
+delete_queues:
+ for (; i >= 0; i--)
+ __nvme_fc_delete_hw_queue(ctrl, &ctrl->queues[i], i);
+ return ret;
}
static int
@@ -2401,8 +2402,8 @@
WARN_ON_ONCE(!changed);
dev_info(ctrl->ctrl.device,
- "NVME-FC{%d}: new ctrl: NQN \"%s\" (%p)\n",
- ctrl->cnum, ctrl->ctrl.opts->subsysnqn, &ctrl);
+ "NVME-FC{%d}: new ctrl: NQN \"%s\"\n",
+ ctrl->cnum, ctrl->ctrl.opts->subsysnqn);
kref_get(&ctrl->ctrl.kref);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index bd53214..6377e14 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -135,7 +135,6 @@
u32 page_size;
u32 max_hw_sectors;
- u32 stripe_size;
u16 oncs;
u16 vid;
atomic_t abort_limit;
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 3d21a15..19beeb7 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -712,15 +712,8 @@
req = blk_mq_tag_to_rq(*nvmeq->tags, cqe.command_id);
nvme_req(req)->result = cqe.result;
blk_mq_complete_request(req, le16_to_cpu(cqe.status) >> 1);
-
}
- /* If the controller ignores the cq head doorbell and continuously
- * writes to the queue, it is theoretically possible to wrap around
- * the queue twice and mistakenly return IRQ_NONE. Linux only
- * requires that 0.1% of your interrupts are handled, so this isn't
- * a big problem.
- */
if (head == nvmeq->cq_head && phase == nvmeq->cq_phase)
return;
@@ -1909,10 +1902,10 @@
if (!dev->bar)
goto release;
- return 0;
+ return 0;
release:
- pci_release_mem_regions(pdev);
- return -ENODEV;
+ pci_release_mem_regions(pdev);
+ return -ENODEV;
}
static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id)
diff --git a/drivers/nvme/host/scsi.c b/drivers/nvme/host/scsi.c
index b71e950..a5c09e7 100644
--- a/drivers/nvme/host/scsi.c
+++ b/drivers/nvme/host/scsi.c
@@ -2160,30 +2160,6 @@
return nvme_trans_status_code(hdr, nvme_sc);
}
-static int nvme_trans_start_stop(struct nvme_ns *ns, struct sg_io_hdr *hdr,
- u8 *cmd)
-{
- u8 immed, no_flush;
-
- immed = cmd[1] & 0x01;
- no_flush = cmd[4] & 0x04;
-
- if (immed != 0) {
- return nvme_trans_completion(hdr, SAM_STAT_CHECK_CONDITION,
- ILLEGAL_REQUEST, SCSI_ASC_INVALID_CDB,
- SCSI_ASCQ_CAUSE_NOT_REPORTABLE);
- } else {
- if (no_flush == 0) {
- /* Issue NVME FLUSH command prior to START STOP UNIT */
- int res = nvme_trans_synchronize_cache(ns, hdr);
- if (res)
- return res;
- }
-
- return 0;
- }
-}
-
static int nvme_trans_format_unit(struct nvme_ns *ns, struct sg_io_hdr *hdr,
u8 *cmd)
{
@@ -2439,9 +2415,6 @@
case SECURITY_PROTOCOL_OUT:
retcode = nvme_trans_security_protocol(ns, hdr, cmd);
break;
- case START_STOP:
- retcode = nvme_trans_start_stop(ns, hdr, cmd);
- break;
case SYNCHRONIZE_CACHE:
retcode = nvme_trans_synchronize_cache(ns, hdr);
break;
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
index ec1ad2a..95ae523 100644
--- a/drivers/nvme/target/admin-cmd.c
+++ b/drivers/nvme/target/admin-cmd.c
@@ -382,7 +382,6 @@
{
struct nvmet_subsys *subsys = req->sq->ctrl->subsys;
u32 cdw10 = le32_to_cpu(req->cmd->common.cdw10[0]);
- u64 val;
u32 val32;
u16 status = 0;
@@ -392,8 +391,7 @@
(subsys->max_qid - 1) | ((subsys->max_qid - 1) << 16));
break;
case NVME_FEAT_KATO:
- val = le64_to_cpu(req->cmd->prop_set.value);
- val32 = val & 0xffff;
+ val32 = le32_to_cpu(req->cmd->common.cdw10[1]);
req->sq->ctrl->kato = DIV_ROUND_UP(val32, 1000);
nvmet_set_result(req, req->sq->ctrl->kato);
break;
diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c
index bcb8ebe..4e8e6a2 100644
--- a/drivers/nvme/target/fcloop.c
+++ b/drivers/nvme/target/fcloop.c
@@ -845,7 +845,7 @@
rport->lport = nport->lport;
nport->rport = rport;
- return ret ? ret : count;
+ return count;
}
@@ -952,7 +952,7 @@
tport->lport = nport->lport;
nport->tport = tport;
- return ret ? ret : count;
+ return count;
}
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 965911d..398ea7f 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -981,8 +981,8 @@
* @cell: nvmem cell to be read.
* @len: pointer to length of cell which will be populated on successful read.
*
- * Return: ERR_PTR() on error or a valid pointer to a char * buffer on success.
- * The buffer should be freed by the consumer with a kfree().
+ * Return: ERR_PTR() on error or a valid pointer to a buffer on success. The
+ * buffer should be freed by the consumer with a kfree().
*/
void *nvmem_cell_read(struct nvmem_cell *cell, size_t *len)
{
diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
index ac27b9b..8e7b120 100644
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -71,7 +71,7 @@
static const struct of_device_id imx_ocotp_dt_ids[] = {
{ .compatible = "fsl,imx6q-ocotp", (void *)128 },
- { .compatible = "fsl,imx6sl-ocotp", (void *)32 },
+ { .compatible = "fsl,imx6sl-ocotp", (void *)64 },
{ .compatible = "fsl,imx6sx-ocotp", (void *)128 },
{ },
};
diff --git a/drivers/nvmem/qfprom.c b/drivers/nvmem/qfprom.c
index b5305f0..2bdb6c3 100644
--- a/drivers/nvmem/qfprom.c
+++ b/drivers/nvmem/qfprom.c
@@ -21,11 +21,11 @@
unsigned int reg, void *_val, size_t bytes)
{
void __iomem *base = context;
- u32 *val = _val;
- int i = 0, words = bytes / 4;
+ u8 *val = _val;
+ int i = 0, words = bytes;
while (words--)
- *val++ = readl(base + reg + (i++ * 4));
+ *val++ = readb(base + reg + i++);
return 0;
}
@@ -34,11 +34,11 @@
unsigned int reg, void *_val, size_t bytes)
{
void __iomem *base = context;
- u32 *val = _val;
- int i = 0, words = bytes / 4;
+ u8 *val = _val;
+ int i = 0, words = bytes;
while (words--)
- writel(*val++, base + reg + (i++ * 4));
+ writeb(*val++, base + reg + i++);
return 0;
}
@@ -53,7 +53,7 @@
static struct nvmem_config econfig = {
.name = "qfprom",
.owner = THIS_MODULE,
- .stride = 4,
+ .stride = 1,
.word_size = 1,
.reg_read = qfprom_reg_read,
.reg_write = qfprom_reg_write,
diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c
index a579126..620c231a 100644
--- a/drivers/pinctrl/meson/pinctrl-meson.c
+++ b/drivers/pinctrl/meson/pinctrl-meson.c
@@ -212,7 +212,7 @@
{
struct meson_pinctrl *pc = pinctrl_dev_get_drvdata(pcdev);
- meson_pmx_disable_other_groups(pc, range->pin_base + offset, -1);
+ meson_pmx_disable_other_groups(pc, offset, -1);
return 0;
}
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index aea310a..c9a1469 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -382,26 +382,21 @@
{
int ret = 0;
u32 pin_reg;
- unsigned long flags;
- bool level_trig;
- u32 active_level;
+ unsigned long flags, irq_flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
- /*
- * When level_trig is set EDGE and active_level is set HIGH in BIOS
- * default settings, ignore incoming settings from client and use
- * BIOS settings to configure GPIO register.
+ /* Ignore the settings coming from the client and
+ * read the values from the ACPI tables
+ * while setting the trigger type
*/
- level_trig = !(pin_reg & (LEVEL_TRIGGER << LEVEL_TRIG_OFF));
- active_level = pin_reg & (ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
- if(level_trig &&
- ((active_level >> ACTIVE_LEVEL_OFF) == ACTIVE_HIGH))
- type = IRQ_TYPE_EDGE_FALLING;
+ irq_flags = irq_get_trigger_type(d->irq);
+ if (irq_flags != IRQ_TYPE_NONE)
+ type = irq_flags;
switch (type & IRQ_TYPE_SENSE_MASK) {
case IRQ_TYPE_EDGE_RISING:
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c
index 12f7d1e..07409fd 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -56,6 +56,17 @@
.reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
};
+/* Exynos5433 has the 4bit widths for PINCFG_TYPE_DRV bitfields. */
+static const struct samsung_pin_bank_type exynos5433_bank_type_off = {
+ .fld_width = { 4, 1, 2, 4, 2, 2, },
+ .reg_offset = { 0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, },
+};
+
+static const struct samsung_pin_bank_type exynos5433_bank_type_alive = {
+ .fld_width = { 4, 1, 2, 4, },
+ .reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
+};
+
static void exynos_irq_mask(struct irq_data *irqd)
{
struct irq_chip *chip = irq_data_get_irq_chip(irqd);
@@ -1335,82 +1346,82 @@
/* pin banks of exynos5433 pin-controller - ALIVE */
static const struct samsung_pin_bank_data exynos5433_pin_banks0[] = {
- EXYNOS_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00),
- EXYNOS_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04),
- EXYNOS_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08),
- EXYNOS_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c),
- EXYNOS_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1),
- EXYNOS_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1),
- EXYNOS_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1),
- EXYNOS_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1),
- EXYNOS_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1),
+ EXYNOS5433_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00),
+ EXYNOS5433_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04),
+ EXYNOS5433_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08),
+ EXYNOS5433_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c),
+ EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1),
+ EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1),
+ EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1),
+ EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1),
+ EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1),
};
/* pin banks of exynos5433 pin-controller - AUD */
static const struct samsung_pin_bank_data exynos5433_pin_banks1[] = {
- EXYNOS_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00),
- EXYNOS_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04),
+ EXYNOS5433_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04),
};
/* pin banks of exynos5433 pin-controller - CPIF */
static const struct samsung_pin_bank_data exynos5433_pin_banks2[] = {
- EXYNOS_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00),
};
/* pin banks of exynos5433 pin-controller - eSE */
static const struct samsung_pin_bank_data exynos5433_pin_banks3[] = {
- EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00),
};
/* pin banks of exynos5433 pin-controller - FINGER */
static const struct samsung_pin_bank_data exynos5433_pin_banks4[] = {
- EXYNOS_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00),
};
/* pin banks of exynos5433 pin-controller - FSYS */
static const struct samsung_pin_bank_data exynos5433_pin_banks5[] = {
- EXYNOS_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00),
- EXYNOS_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04),
- EXYNOS_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08),
- EXYNOS_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c),
- EXYNOS_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10),
- EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14),
+ EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04),
+ EXYNOS5433_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14),
};
/* pin banks of exynos5433 pin-controller - IMEM */
static const struct samsung_pin_bank_data exynos5433_pin_banks6[] = {
- EXYNOS_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00),
};
/* pin banks of exynos5433 pin-controller - NFC */
static const struct samsung_pin_bank_data exynos5433_pin_banks7[] = {
- EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00),
};
/* pin banks of exynos5433 pin-controller - PERIC */
static const struct samsung_pin_bank_data exynos5433_pin_banks8[] = {
- EXYNOS_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00),
- EXYNOS_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04),
- EXYNOS_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08),
- EXYNOS_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c),
- EXYNOS_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10),
- EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14),
- EXYNOS_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18),
- EXYNOS_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c),
- EXYNOS_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20),
- EXYNOS_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24),
- EXYNOS_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28),
- EXYNOS_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c),
- EXYNOS_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30),
- EXYNOS_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34),
- EXYNOS_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38),
- EXYNOS_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c),
- EXYNOS_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40),
+ EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c),
+ EXYNOS5433_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18),
+ EXYNOS5433_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c),
+ EXYNOS5433_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24),
+ EXYNOS5433_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c),
+ EXYNOS5433_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30),
+ EXYNOS5433_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34),
+ EXYNOS5433_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38),
+ EXYNOS5433_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c),
+ EXYNOS5433_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40),
};
/* pin banks of exynos5433 pin-controller - TOUCH */
static const struct samsung_pin_bank_data exynos5433_pin_banks9[] = {
- EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00),
+ EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00),
};
/*
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.h b/drivers/pinctrl/samsung/pinctrl-exynos.h
index 5821525..a473092 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.h
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.h
@@ -90,6 +90,37 @@
.pctl_res_idx = pctl_idx, \
} \
+#define EXYNOS5433_PIN_BANK_EINTG(pins, reg, id, offs) \
+ { \
+ .type = &exynos5433_bank_type_off, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_GPIO, \
+ .eint_offset = offs, \
+ .name = id \
+ }
+
+#define EXYNOS5433_PIN_BANK_EINTW(pins, reg, id, offs) \
+ { \
+ .type = &exynos5433_bank_type_alive, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_WKUP, \
+ .eint_offset = offs, \
+ .name = id \
+ }
+
+#define EXYNOS5433_PIN_BANK_EINTW_EXT(pins, reg, id, offs, pctl_idx) \
+ { \
+ .type = &exynos5433_bank_type_alive, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_WKUP, \
+ .eint_offset = offs, \
+ .name = id, \
+ .pctl_res_idx = pctl_idx, \
+ } \
+
/**
* struct exynos_weint_data: irq specific data for all the wakeup interrupts
* generated by the external wakeup interrupt controller.
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 5fe8be0..59aa8e3 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -1034,7 +1034,7 @@
config SURFACE_3_BUTTON
tristate "Power/home/volume buttons driver for Microsoft Surface 3 tablet"
- depends on ACPI && KEYBOARD_GPIO
+ depends on ACPI && KEYBOARD_GPIO && I2C
---help---
This driver handles the power/home/volume buttons on the Microsoft Surface 3 tablet.
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index 61f39ab..82d6771 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -177,43 +177,43 @@
#if IS_ENABLED(CONFIG_LEDS_CLASS)
static enum led_brightness logolamp_get(struct led_classdev *cdev);
-static void logolamp_set(struct led_classdev *cdev,
+static int logolamp_set(struct led_classdev *cdev,
enum led_brightness brightness);
static struct led_classdev logolamp_led = {
.name = "fujitsu::logolamp",
.brightness_get = logolamp_get,
- .brightness_set = logolamp_set
+ .brightness_set_blocking = logolamp_set
};
static enum led_brightness kblamps_get(struct led_classdev *cdev);
-static void kblamps_set(struct led_classdev *cdev,
+static int kblamps_set(struct led_classdev *cdev,
enum led_brightness brightness);
static struct led_classdev kblamps_led = {
.name = "fujitsu::kblamps",
.brightness_get = kblamps_get,
- .brightness_set = kblamps_set
+ .brightness_set_blocking = kblamps_set
};
static enum led_brightness radio_led_get(struct led_classdev *cdev);
-static void radio_led_set(struct led_classdev *cdev,
+static int radio_led_set(struct led_classdev *cdev,
enum led_brightness brightness);
static struct led_classdev radio_led = {
.name = "fujitsu::radio_led",
.brightness_get = radio_led_get,
- .brightness_set = radio_led_set
+ .brightness_set_blocking = radio_led_set
};
static enum led_brightness eco_led_get(struct led_classdev *cdev);
-static void eco_led_set(struct led_classdev *cdev,
+static int eco_led_set(struct led_classdev *cdev,
enum led_brightness brightness);
static struct led_classdev eco_led = {
.name = "fujitsu::eco_led",
.brightness_get = eco_led_get,
- .brightness_set = eco_led_set
+ .brightness_set_blocking = eco_led_set
};
#endif
@@ -267,48 +267,48 @@
#if IS_ENABLED(CONFIG_LEDS_CLASS)
/* LED class callbacks */
-static void logolamp_set(struct led_classdev *cdev,
+static int logolamp_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
if (brightness >= LED_FULL) {
call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON);
- call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_ON);
+ return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_ON);
} else if (brightness >= LED_HALF) {
call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON);
- call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_OFF);
+ return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_OFF);
} else {
- call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_OFF);
+ return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_OFF);
}
}
-static void kblamps_set(struct led_classdev *cdev,
+static int kblamps_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
if (brightness >= LED_FULL)
- call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_ON);
+ return call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_ON);
else
- call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_OFF);
+ return call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_OFF);
}
-static void radio_led_set(struct led_classdev *cdev,
+static int radio_led_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
if (brightness >= LED_FULL)
- call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, RADIO_LED_ON);
+ return call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, RADIO_LED_ON);
else
- call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, 0x0);
+ return call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, 0x0);
}
-static void eco_led_set(struct led_classdev *cdev,
+static int eco_led_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
int curr;
curr = call_fext_func(FUNC_LEDS, 0x2, ECO_LED, 0x0);
if (brightness >= LED_FULL)
- call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr | ECO_LED_ON);
+ return call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr | ECO_LED_ON);
else
- call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr & ~ECO_LED_ON);
+ return call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr & ~ECO_LED_ON);
}
static enum led_brightness logolamp_get(struct led_classdev *cdev)
diff --git a/drivers/soc/dove/pmu.c b/drivers/soc/dove/pmu.c
index 039374e..95d77ec 100644
--- a/drivers/soc/dove/pmu.c
+++ b/drivers/soc/dove/pmu.c
@@ -87,7 +87,7 @@
return 0;
}
-static struct reset_control_ops pmu_reset_ops = {
+static const struct reset_control_ops pmu_reset_ops = {
.reset = pmu_reset_reset,
.assert = pmu_reset_assert,
.deassert = pmu_reset_deassert,
diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
index 8130dfe..4971aa5 100644
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -770,6 +770,7 @@
/* Initialize the device private structure. */
struct octeon_ethernet *priv = netdev_priv(dev);
+ SET_NETDEV_DEV(dev, &pdev->dev);
dev->netdev_ops = &cvm_oct_pow_netdev_ops;
priv->imode = CVMX_HELPER_INTERFACE_MODE_DISABLED;
priv->port = CVMX_PIP_NUM_INPUT_PORTS;
@@ -816,6 +817,7 @@
}
/* Initialize the device private structure. */
+ SET_NETDEV_DEV(dev, &pdev->dev);
priv = netdev_priv(dev);
priv->netdev = dev;
priv->of_node = cvm_oct_node_for_port(pip, interface,
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 0aa9e7d..25dbd8c 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -239,6 +239,16 @@
if (ifp->desc.bNumEndpoints >= num_ep)
goto skip_to_next_endpoint_or_interface_descriptor;
+ /* Check for duplicate endpoint addresses */
+ for (i = 0; i < ifp->desc.bNumEndpoints; ++i) {
+ if (ifp->endpoint[i].desc.bEndpointAddress ==
+ d->bEndpointAddress) {
+ dev_warn(ddev, "config %d interface %d altsetting %d has a duplicate endpoint with address 0x%X, skipping\n",
+ cfgno, inum, asnum, d->bEndpointAddress);
+ goto skip_to_next_endpoint_or_interface_descriptor;
+ }
+ }
+
endpoint = &ifp->endpoint[ifp->desc.bNumEndpoints];
++ifp->desc.bNumEndpoints;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 1fa5c0f..a56c75e 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -103,8 +103,7 @@
static void hub_release(struct kref *kref);
static int usb_reset_and_verify_device(struct usb_device *udev);
-static void hub_usb3_port_prepare_disable(struct usb_hub *hub,
- struct usb_port *port_dev);
+static int hub_port_disable(struct usb_hub *hub, int port1, int set_state);
static inline char *portspeed(struct usb_hub *hub, int portstatus)
{
@@ -903,34 +902,6 @@
}
/*
- * USB-3 does not have a similar link state as USB-2 that will avoid negotiating
- * a connection with a plugged-in cable but will signal the host when the cable
- * is unplugged. Disable remote wake and set link state to U3 for USB-3 devices
- */
-static int hub_port_disable(struct usb_hub *hub, int port1, int set_state)
-{
- struct usb_port *port_dev = hub->ports[port1 - 1];
- struct usb_device *hdev = hub->hdev;
- int ret = 0;
-
- if (!hub->error) {
- if (hub_is_superspeed(hub->hdev)) {
- hub_usb3_port_prepare_disable(hub, port_dev);
- ret = hub_set_port_link_state(hub, port_dev->portnum,
- USB_SS_PORT_LS_U3);
- } else {
- ret = usb_clear_port_feature(hdev, port1,
- USB_PORT_FEAT_ENABLE);
- }
- }
- if (port_dev->child && set_state)
- usb_set_device_state(port_dev->child, USB_STATE_NOTATTACHED);
- if (ret && ret != -ENODEV)
- dev_err(&port_dev->dev, "cannot disable (err = %d)\n", ret);
- return ret;
-}
-
-/*
* Disable a port and mark a logical connect-change event, so that some
* time later hub_wq will disconnect() any existing usb_device on the port
* and will re-enumerate if there actually is a device attached.
@@ -4162,6 +4133,34 @@
#endif /* CONFIG_PM */
+/*
+ * USB-3 does not have a similar link state as USB-2 that will avoid negotiating
+ * a connection with a plugged-in cable but will signal the host when the cable
+ * is unplugged. Disable remote wake and set link state to U3 for USB-3 devices
+ */
+static int hub_port_disable(struct usb_hub *hub, int port1, int set_state)
+{
+ struct usb_port *port_dev = hub->ports[port1 - 1];
+ struct usb_device *hdev = hub->hdev;
+ int ret = 0;
+
+ if (!hub->error) {
+ if (hub_is_superspeed(hub->hdev)) {
+ hub_usb3_port_prepare_disable(hub, port_dev);
+ ret = hub_set_port_link_state(hub, port_dev->portnum,
+ USB_SS_PORT_LS_U3);
+ } else {
+ ret = usb_clear_port_feature(hdev, port1,
+ USB_PORT_FEAT_ENABLE);
+ }
+ }
+ if (port_dev->child && set_state)
+ usb_set_device_state(port_dev->child, USB_STATE_NOTATTACHED);
+ if (ret && ret != -ENODEV)
+ dev_err(&port_dev->dev, "cannot disable (err = %d)\n", ret);
+ return ret;
+}
+
/* USB 2.0 spec, 7.1.7.3 / fig 7-29:
*
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index b95930f..c55db4a 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3753,7 +3753,7 @@
hs_ep->desc_list = dma_alloc_coherent(hsotg->dev,
MAX_DMA_DESC_NUM_GENERIC *
sizeof(struct dwc2_dma_desc),
- &hs_ep->desc_list_dma, GFP_KERNEL);
+ &hs_ep->desc_list_dma, GFP_ATOMIC);
if (!hs_ep->desc_list) {
ret = -ENOMEM;
goto error2;
diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
index a786256..11fe68a 100644
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c
@@ -247,8 +247,6 @@
static void dwc2_get_device_property(struct dwc2_hsotg *hsotg,
char *property, u8 size, u64 *value)
{
- u8 val8;
- u16 val16;
u32 val32;
switch (size) {
@@ -256,17 +254,7 @@
*value = device_property_read_bool(hsotg->dev, property);
break;
case 1:
- if (device_property_read_u8(hsotg->dev, property, &val8))
- return;
-
- *value = val8;
- break;
case 2:
- if (device_property_read_u16(hsotg->dev, property, &val16))
- return;
-
- *value = val16;
- break;
case 4:
if (device_property_read_u32(hsotg->dev, property, &val32))
return;
@@ -1100,13 +1088,13 @@
/* Buffer DMA */
dwc2_set_param_bool(hsotg, &p->g_dma,
false, "gadget-dma",
- true, false,
+ dma_capable, false,
dma_capable);
/* DMA Descriptor */
dwc2_set_param_bool(hsotg, &p->g_dma_desc, false,
"gadget-dma-desc",
- p->g_dma, false,
+ !!hw->dma_desc_enable, false,
!!hw->dma_desc_enable);
}
@@ -1130,8 +1118,14 @@
dwc2_set_param_bool(hsotg, &p->host_dma,
false, "host-dma",
- true, false,
+ dma_capable, false,
dma_capable);
+ dwc2_set_param_host_rx_fifo_size(hsotg,
+ params->host_rx_fifo_size);
+ dwc2_set_param_host_nperio_tx_fifo_size(hsotg,
+ params->host_nperio_tx_fifo_size);
+ dwc2_set_param_host_perio_tx_fifo_size(hsotg,
+ params->host_perio_tx_fifo_size);
}
dwc2_set_param_dma_desc_enable(hsotg, params->dma_desc_enable);
dwc2_set_param_dma_desc_fs_enable(hsotg, params->dma_desc_fs_enable);
@@ -1140,12 +1134,6 @@
params->host_support_fs_ls_low_power);
dwc2_set_param_enable_dynamic_fifo(hsotg,
params->enable_dynamic_fifo);
- dwc2_set_param_host_rx_fifo_size(hsotg,
- params->host_rx_fifo_size);
- dwc2_set_param_host_nperio_tx_fifo_size(hsotg,
- params->host_nperio_tx_fifo_size);
- dwc2_set_param_host_perio_tx_fifo_size(hsotg,
- params->host_perio_tx_fifo_size);
dwc2_set_param_max_transfer_size(hsotg,
params->max_transfer_size);
dwc2_set_param_max_packet_count(hsotg,
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index de5a857..14b7602 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -45,9 +45,7 @@
#define DWC3_XHCI_RESOURCES_NUM 2
#define DWC3_SCRATCHBUF_SIZE 4096 /* each buffer is assumed to be 4KiB */
-#define DWC3_EVENT_SIZE 4 /* bytes */
-#define DWC3_EVENT_MAX_NUM 64 /* 2 events/endpoint */
-#define DWC3_EVENT_BUFFERS_SIZE (DWC3_EVENT_SIZE * DWC3_EVENT_MAX_NUM)
+#define DWC3_EVENT_BUFFERS_SIZE 4096
#define DWC3_EVENT_TYPE_MASK 0xfe
#define DWC3_EVENT_TYPE_DEV 0
@@ -311,9 +309,8 @@
#define DWC3_DCFG_SUPERSPEED_PLUS (5 << 0) /* DWC_usb31 only */
#define DWC3_DCFG_SUPERSPEED (4 << 0)
#define DWC3_DCFG_HIGHSPEED (0 << 0)
-#define DWC3_DCFG_FULLSPEED2 (1 << 0)
+#define DWC3_DCFG_FULLSPEED (1 << 0)
#define DWC3_DCFG_LOWSPEED (2 << 0)
-#define DWC3_DCFG_FULLSPEED1 (3 << 0)
#define DWC3_DCFG_NUMP_SHIFT 17
#define DWC3_DCFG_NUMP(n) (((n) >> DWC3_DCFG_NUMP_SHIFT) & 0x1f)
@@ -405,9 +402,8 @@
#define DWC3_DSTS_SUPERSPEED_PLUS (5 << 0) /* DWC_usb31 only */
#define DWC3_DSTS_SUPERSPEED (4 << 0)
#define DWC3_DSTS_HIGHSPEED (0 << 0)
-#define DWC3_DSTS_FULLSPEED2 (1 << 0)
+#define DWC3_DSTS_FULLSPEED (1 << 0)
#define DWC3_DSTS_LOWSPEED (2 << 0)
-#define DWC3_DSTS_FULLSPEED1 (3 << 0)
/* Device Generic Command Register */
#define DWC3_DGCMD_SET_LMP 0x01
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 29e80cc..eb1b9cb 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
+#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/platform_data/dwc3-omap.h>
@@ -510,7 +511,7 @@
/* check the DMA Status */
reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG);
-
+ irq_set_status_flags(omap->irq, IRQ_NOAUTOEN);
ret = devm_request_threaded_irq(dev, omap->irq, dwc3_omap_interrupt,
dwc3_omap_interrupt_thread, IRQF_SHARED,
"dwc3-omap", omap);
@@ -531,7 +532,7 @@
}
dwc3_omap_enable_irqs(omap);
-
+ enable_irq(omap->irq);
return 0;
err2:
@@ -552,6 +553,7 @@
extcon_unregister_notifier(omap->edev, EXTCON_USB, &omap->vbus_nb);
extcon_unregister_notifier(omap->edev, EXTCON_USB_HOST, &omap->id_nb);
dwc3_omap_disable_irqs(omap);
+ disable_irq(omap->irq);
of_platform_depopulate(omap->dev);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 2b73339..cce0a22 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -38,6 +38,7 @@
#define PCI_DEVICE_ID_INTEL_BXT_M 0x1aaa
#define PCI_DEVICE_ID_INTEL_APL 0x5aaa
#define PCI_DEVICE_ID_INTEL_KBP 0xa2b0
+#define PCI_DEVICE_ID_INTEL_GLK 0x31aa
#define PCI_INTEL_BXT_DSM_UUID "732b85d5-b7a7-4a1b-9ba0-4bbd00ffd511"
#define PCI_INTEL_BXT_FUNC_PMU_PWR 4
@@ -73,16 +74,6 @@
{
struct platform_device *dwc3 = dwc->dwc3;
struct pci_dev *pdev = dwc->pci;
- int ret;
-
- struct property_entry sysdev_property[] = {
- PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
- { },
- };
-
- ret = platform_device_add_properties(dwc3, sysdev_property);
- if (ret)
- return ret;
if (pdev->vendor == PCI_VENDOR_ID_AMD &&
pdev->device == PCI_DEVICE_ID_AMD_NL_USB) {
@@ -105,6 +96,7 @@
PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"),
PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"),
PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
+ PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{ },
};
@@ -115,7 +107,8 @@
int ret;
struct property_entry properties[] = {
- PROPERTY_ENTRY_STRING("dr-mode", "peripheral"),
+ PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
+ PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{ }
};
@@ -167,6 +160,7 @@
PROPERTY_ENTRY_BOOL("snps,usb3_lpm_capable"),
PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
PROPERTY_ENTRY_BOOL("snps,dis_enblslpm_quirk"),
+ PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{ },
};
@@ -274,6 +268,7 @@
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT_M), },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_APL), },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KBP), },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_GLK), },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), },
{ } /* Terminating Entry */
};
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 4878d18..9bb1f85 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -39,18 +39,13 @@
static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
struct dwc3_ep *dep, struct dwc3_request *req);
-static int dwc3_ep0_start_trans(struct dwc3 *dwc, u8 epnum, dma_addr_t buf_dma,
- u32 len, u32 type, bool chain)
+static void dwc3_ep0_prepare_one_trb(struct dwc3 *dwc, u8 epnum,
+ dma_addr_t buf_dma, u32 len, u32 type, bool chain)
{
- struct dwc3_gadget_ep_cmd_params params;
struct dwc3_trb *trb;
struct dwc3_ep *dep;
- int ret;
-
dep = dwc->eps[epnum];
- if (dep->flags & DWC3_EP_BUSY)
- return 0;
trb = &dwc->ep0_trb[dep->trb_enqueue];
@@ -71,15 +66,23 @@
trb->ctrl |= (DWC3_TRB_CTRL_IOC
| DWC3_TRB_CTRL_LST);
- if (chain)
+ trace_dwc3_prepare_trb(dep, trb);
+}
+
+static int dwc3_ep0_start_trans(struct dwc3 *dwc, u8 epnum)
+{
+ struct dwc3_gadget_ep_cmd_params params;
+ struct dwc3_ep *dep;
+ int ret;
+
+ dep = dwc->eps[epnum];
+ if (dep->flags & DWC3_EP_BUSY)
return 0;
memset(¶ms, 0, sizeof(params));
params.param0 = upper_32_bits(dwc->ep0_trb_addr);
params.param1 = lower_32_bits(dwc->ep0_trb_addr);
- trace_dwc3_prepare_trb(dep, trb);
-
ret = dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_STARTTRANSFER, ¶ms);
if (ret < 0)
return ret;
@@ -280,8 +283,9 @@
complete(&dwc->ep0_in_setup);
- ret = dwc3_ep0_start_trans(dwc, 0, dwc->ctrl_req_addr, 8,
+ dwc3_ep0_prepare_one_trb(dwc, 0, dwc->ctrl_req_addr, 8,
DWC3_TRBCTL_CONTROL_SETUP, false);
+ ret = dwc3_ep0_start_trans(dwc, 0);
WARN_ON(ret < 0);
}
@@ -912,9 +916,9 @@
dwc->ep0_next_event = DWC3_EP0_COMPLETE;
- ret = dwc3_ep0_start_trans(dwc, epnum,
- dwc->ctrl_req_addr, 0,
- DWC3_TRBCTL_CONTROL_DATA, false);
+ dwc3_ep0_prepare_one_trb(dwc, epnum, dwc->ctrl_req_addr,
+ 0, DWC3_TRBCTL_CONTROL_DATA, false);
+ ret = dwc3_ep0_start_trans(dwc, epnum);
WARN_ON(ret < 0);
}
}
@@ -993,9 +997,10 @@
req->direction = !!dep->number;
if (req->request.length == 0) {
- ret = dwc3_ep0_start_trans(dwc, dep->number,
+ dwc3_ep0_prepare_one_trb(dwc, dep->number,
dwc->ctrl_req_addr, 0,
DWC3_TRBCTL_CONTROL_DATA, false);
+ ret = dwc3_ep0_start_trans(dwc, dep->number);
} else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket)
&& (dep->number == 0)) {
u32 transfer_size = 0;
@@ -1011,7 +1016,7 @@
if (req->request.length > DWC3_EP0_BOUNCE_SIZE) {
transfer_size = ALIGN(req->request.length - maxpacket,
maxpacket);
- ret = dwc3_ep0_start_trans(dwc, dep->number,
+ dwc3_ep0_prepare_one_trb(dwc, dep->number,
req->request.dma,
transfer_size,
DWC3_TRBCTL_CONTROL_DATA,
@@ -1023,18 +1028,20 @@
dwc->ep0_bounced = true;
- ret = dwc3_ep0_start_trans(dwc, dep->number,
+ dwc3_ep0_prepare_one_trb(dwc, dep->number,
dwc->ep0_bounce_addr, transfer_size,
DWC3_TRBCTL_CONTROL_DATA, false);
+ ret = dwc3_ep0_start_trans(dwc, dep->number);
} else {
ret = usb_gadget_map_request_by_dev(dwc->sysdev,
&req->request, dep->number);
if (ret)
return;
- ret = dwc3_ep0_start_trans(dwc, dep->number, req->request.dma,
+ dwc3_ep0_prepare_one_trb(dwc, dep->number, req->request.dma,
req->request.length, DWC3_TRBCTL_CONTROL_DATA,
false);
+ ret = dwc3_ep0_start_trans(dwc, dep->number);
}
WARN_ON(ret < 0);
@@ -1048,8 +1055,9 @@
type = dwc->three_stage_setup ? DWC3_TRBCTL_CONTROL_STATUS3
: DWC3_TRBCTL_CONTROL_STATUS2;
- return dwc3_ep0_start_trans(dwc, dep->number,
+ dwc3_ep0_prepare_one_trb(dwc, dep->number,
dwc->ctrl_req_addr, 0, type, false);
+ return dwc3_ep0_start_trans(dwc, dep->number);
}
static void __dwc3_ep0_do_control_status(struct dwc3 *dwc, struct dwc3_ep *dep)
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index efddaf5..204c754 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -180,11 +180,11 @@
if (req->request.status == -EINPROGRESS)
req->request.status = status;
- if (dwc->ep0_bounced && dep->number == 0)
+ if (dwc->ep0_bounced && dep->number <= 1)
dwc->ep0_bounced = false;
- else
- usb_gadget_unmap_request_by_dev(dwc->sysdev,
- &req->request, req->direction);
+
+ usb_gadget_unmap_request_by_dev(dwc->sysdev,
+ &req->request, req->direction);
trace_dwc3_gadget_giveback(req);
@@ -1720,7 +1720,7 @@
reg |= DWC3_DCFG_LOWSPEED;
break;
case USB_SPEED_FULL:
- reg |= DWC3_DCFG_FULLSPEED1;
+ reg |= DWC3_DCFG_FULLSPEED;
break;
case USB_SPEED_HIGH:
reg |= DWC3_DCFG_HIGHSPEED;
@@ -2232,9 +2232,14 @@
dep = dwc->eps[epnum];
- if (!(dep->flags & DWC3_EP_ENABLED) &&
- !(dep->flags & DWC3_EP_END_TRANSFER_PENDING))
- return;
+ if (!(dep->flags & DWC3_EP_ENABLED)) {
+ if (!(dep->flags & DWC3_EP_END_TRANSFER_PENDING))
+ return;
+
+ /* Handle only EPCMDCMPLT when EP disabled */
+ if (event->endpoint_event != DWC3_DEPEVT_EPCMDCMPLT)
+ return;
+ }
if (epnum == 0 || epnum == 1) {
dwc3_ep0_interrupt(dwc, event);
@@ -2531,8 +2536,7 @@
dwc->gadget.ep0->maxpacket = 64;
dwc->gadget.speed = USB_SPEED_HIGH;
break;
- case DWC3_DSTS_FULLSPEED2:
- case DWC3_DSTS_FULLSPEED1:
+ case DWC3_DSTS_FULLSPEED:
dwc3_gadget_ep0_desc.wMaxPacketSize = cpu_to_le16(64);
dwc->gadget.ep0->maxpacket = 64;
dwc->gadget.speed = USB_SPEED_FULL;
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 41ab61f..002822d 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1694,9 +1694,7 @@
value = min(w_length, (u16) 1);
break;
- /* function drivers must handle get/set altsetting; if there's
- * no get() method, we know only altsetting zero works.
- */
+ /* function drivers must handle get/set altsetting */
case USB_REQ_SET_INTERFACE:
if (ctrl->bRequestType != USB_RECIP_INTERFACE)
goto unknown;
@@ -1705,7 +1703,13 @@
f = cdev->config->interface[intf];
if (!f)
break;
- if (w_value && !f->set_alt)
+
+ /*
+ * If there's no get_alt() method, we know only altsetting zero
+ * works. There is no need to check if set_alt() is not NULL
+ * as we check this in usb_add_function().
+ */
+ if (w_value && !f->get_alt)
break;
value = f->set_alt(f, w_index, w_value);
if (value == USB_GADGET_DELAYED_STATUS) {
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index aab3fc1..5e746ad 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2091,8 +2091,8 @@
case FFS_STRING:
/*
- * Strings are indexed from 1 (0 is magic ;) reserved
- * for languages list or some such)
+ * Strings are indexed from 1 (0 is reserved
+ * for languages list)
*/
if (*valuep > helper->ffs->strings_count)
helper->ffs->strings_count = *valuep;
@@ -2252,7 +2252,7 @@
if (len < sizeof(*d) ||
d->bFirstInterfaceNumber >= ffs->interfaces_count ||
- !d->Reserved1)
+ d->Reserved1)
return -EINVAL;
for (i = 0; i < ARRAY_SIZE(d->Reserved2); ++i)
if (d->Reserved2[i])
@@ -3666,6 +3666,7 @@
{
struct ffs_dev *ffs_obj;
struct f_fs_opts *opts;
+ struct config_item *ci;
ENTER();
ffs_dev_lock();
@@ -3689,8 +3690,11 @@
|| !atomic_read(&opts->func_inst.group.cg_item.ci_kref.refcount))
goto done;
- unregister_gadget_item(ffs_obj->opts->
- func_inst.group.cg_item.ci_parent->ci_parent);
+ ci = opts->func_inst.group.cg_item.ci_parent->ci_parent;
+ ffs_dev_unlock();
+
+ unregister_gadget_item(ci);
+ return;
done:
ffs_dev_unlock();
}
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 3151d2a..5f8139b 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -593,7 +593,7 @@
}
status = usb_ep_enable(hidg->out_ep);
if (status < 0) {
- ERROR(cdev, "Enable IN endpoint FAILED!\n");
+ ERROR(cdev, "Enable OUT endpoint FAILED!\n");
goto fail;
}
hidg->out_ep->driver_data = hidg;
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index e8f4102..6bde439 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1126,7 +1126,7 @@
/* data and/or status stage for control request */
} else if (dev->state == STATE_DEV_SETUP) {
- /* IN DATA+STATUS caller makes len <= wLength */
+ len = min_t(size_t, len, dev->setup_wLength);
if (dev->setup_in) {
retval = setup_req (dev->gadget->ep0, dev->req, len);
if (retval == 0) {
@@ -1734,10 +1734,12 @@
* such as configuration notifications.
*/
-static int is_valid_config (struct usb_config_descriptor *config)
+static int is_valid_config(struct usb_config_descriptor *config,
+ unsigned int total)
{
return config->bDescriptorType == USB_DT_CONFIG
&& config->bLength == USB_DT_CONFIG_SIZE
+ && total >= USB_DT_CONFIG_SIZE
&& config->bConfigurationValue != 0
&& (config->bmAttributes & USB_CONFIG_ATT_ONE) != 0
&& (config->bmAttributes & USB_CONFIG_ATT_WAKEUP) == 0;
@@ -1762,7 +1764,8 @@
}
spin_unlock_irq(&dev->lock);
- if (len < (USB_DT_CONFIG_SIZE + USB_DT_DEVICE_SIZE + 4))
+ if ((len < (USB_DT_CONFIG_SIZE + USB_DT_DEVICE_SIZE + 4)) ||
+ (len > PAGE_SIZE * 4))
return -EINVAL;
/* we might need to change message format someday */
@@ -1786,7 +1789,8 @@
/* full or low speed config */
dev->config = (void *) kbuf;
total = le16_to_cpu(dev->config->wTotalLength);
- if (!is_valid_config (dev->config) || total >= length)
+ if (!is_valid_config(dev->config, total) ||
+ total > length - USB_DT_DEVICE_SIZE)
goto fail;
kbuf += total;
length -= total;
@@ -1795,10 +1799,13 @@
if (kbuf [1] == USB_DT_CONFIG) {
dev->hs_config = (void *) kbuf;
total = le16_to_cpu(dev->hs_config->wTotalLength);
- if (!is_valid_config (dev->hs_config) || total >= length)
+ if (!is_valid_config(dev->hs_config, total) ||
+ total > length - USB_DT_DEVICE_SIZE)
goto fail;
kbuf += total;
length -= total;
+ } else {
+ dev->hs_config = NULL;
}
/* could support multiple configs, using another encoding! */
@@ -1811,7 +1818,6 @@
|| dev->dev->bDescriptorType != USB_DT_DEVICE
|| dev->dev->bNumConfigurations != 1)
goto fail;
- dev->dev->bNumConfigurations = 1;
dev->dev->bcdUSB = cpu_to_le16 (0x0200);
/* triggers gadgetfs_bind(); then we can enumerate. */
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index 9483489..0402177 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -1317,7 +1317,11 @@
if (!ret)
break;
}
- if (!ret && !udc->driver)
+ if (ret)
+ ret = -ENODEV;
+ else if (udc->driver)
+ ret = -EBUSY;
+ else
goto found;
} else {
list_for_each_entry(udc, &udc_list, list) {
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index 02b14e9..c60abe3 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -330,7 +330,7 @@
/* caller must hold lock */
static void stop_activity(struct dummy *dum)
{
- struct dummy_ep *ep;
+ int i;
/* prevent any more requests */
dum->address = 0;
@@ -338,8 +338,8 @@
/* The timer is left running so that outstanding URBs can fail */
/* nuke any pending requests first, so driver i/o is quiesced */
- list_for_each_entry(ep, &dum->gadget.ep_list, ep.ep_list)
- nuke(dum, ep);
+ for (i = 0; i < DUMMY_ENDPOINTS; ++i)
+ nuke(dum, &dum->ep[i]);
/* driver now does any non-usb quiescing necessary */
}
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index be9e638..414e3c3 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -43,7 +43,6 @@
struct gpio_desc *overcurrent_pin[AT91_MAX_USBH_PORTS];
u8 ports; /* number of ports on root hub */
u8 overcurrent_supported;
- u8 vbus_pin_active_low[AT91_MAX_USBH_PORTS];
u8 overcurrent_status[AT91_MAX_USBH_PORTS];
u8 overcurrent_changed[AT91_MAX_USBH_PORTS];
};
@@ -266,8 +265,7 @@
if (!valid_port(port))
return;
- gpiod_set_value(pdata->vbus_pin[port],
- pdata->vbus_pin_active_low[port] ^ enable);
+ gpiod_set_value(pdata->vbus_pin[port], enable);
}
static int ohci_at91_usb_get_power(struct at91_usbh_data *pdata, int port)
@@ -275,8 +273,7 @@
if (!valid_port(port))
return -EINVAL;
- return gpiod_get_value(pdata->vbus_pin[port]) ^
- pdata->vbus_pin_active_low[port];
+ return gpiod_get_value(pdata->vbus_pin[port]);
}
/*
@@ -533,18 +530,17 @@
pdata->ports = ports;
at91_for_each_port(i) {
- pdata->vbus_pin[i] = devm_gpiod_get_optional(&pdev->dev,
- "atmel,vbus-gpio",
- GPIOD_IN);
+ if (i >= pdata->ports)
+ break;
+
+ pdata->vbus_pin[i] =
+ devm_gpiod_get_index_optional(&pdev->dev, "atmel,vbus",
+ i, GPIOD_OUT_HIGH);
if (IS_ERR(pdata->vbus_pin[i])) {
err = PTR_ERR(pdata->vbus_pin[i]);
dev_err(&pdev->dev, "unable to claim gpio \"vbus\": %d\n", err);
continue;
}
-
- pdata->vbus_pin_active_low[i] = gpiod_get_value(pdata->vbus_pin[i]);
-
- ohci_at91_usb_set_power(pdata, i, 1);
}
at91_for_each_port(i) {
@@ -552,8 +548,8 @@
break;
pdata->overcurrent_pin[i] =
- devm_gpiod_get_optional(&pdev->dev,
- "atmel,oc-gpio", GPIOD_IN);
+ devm_gpiod_get_index_optional(&pdev->dev, "atmel,oc",
+ i, GPIOD_IN);
if (IS_ERR(pdata->overcurrent_pin[i])) {
err = PTR_ERR(pdata->overcurrent_pin[i]);
dev_err(&pdev->dev, "unable to claim gpio \"overcurrent\": %d\n", err);
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 321de2e..8414ed2 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -979,6 +979,40 @@
xhci->devs[slot_id] = NULL;
}
+/*
+ * Free a virt_device structure.
+ * If the virt_device added a tt_info (a hub) and has children pointing to
+ * that tt_info, then free the child first. Recursive.
+ * We can't rely on udev at this point to find child-parent relationships.
+ */
+void xhci_free_virt_devices_depth_first(struct xhci_hcd *xhci, int slot_id)
+{
+ struct xhci_virt_device *vdev;
+ struct list_head *tt_list_head;
+ struct xhci_tt_bw_info *tt_info, *next;
+ int i;
+
+ vdev = xhci->devs[slot_id];
+ if (!vdev)
+ return;
+
+ tt_list_head = &(xhci->rh_bw[vdev->real_port - 1].tts);
+ list_for_each_entry_safe(tt_info, next, tt_list_head, tt_list) {
+ /* is this a hub device that added a tt_info to the tts list */
+ if (tt_info->slot_id == slot_id) {
+ /* are any devices using this tt_info? */
+ for (i = 1; i < HCS_MAX_SLOTS(xhci->hcs_params1); i++) {
+ vdev = xhci->devs[i];
+ if (vdev && (vdev->tt_info == tt_info))
+ xhci_free_virt_devices_depth_first(
+ xhci, i);
+ }
+ }
+ }
+ /* we are now at a leaf device */
+ xhci_free_virt_device(xhci, slot_id);
+}
+
int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id,
struct usb_device *udev, gfp_t flags)
{
@@ -1795,7 +1829,7 @@
int size;
int i, j, num_ports;
- del_timer_sync(&xhci->cmd_timer);
+ cancel_delayed_work_sync(&xhci->cmd_timer);
/* Free the Event Ring Segment Table and the actual Event Ring */
size = sizeof(struct xhci_erst_entry)*(xhci->erst.num_entries);
@@ -1828,8 +1862,8 @@
}
}
- for (i = 1; i < MAX_HC_SLOTS; ++i)
- xhci_free_virt_device(xhci, i);
+ for (i = HCS_MAX_SLOTS(xhci->hcs_params1); i > 0; i--)
+ xhci_free_virt_devices_depth_first(xhci, i);
dma_pool_destroy(xhci->segment_pool);
xhci->segment_pool = NULL;
@@ -2342,9 +2376,9 @@
INIT_LIST_HEAD(&xhci->cmd_list);
- /* init command timeout timer */
- setup_timer(&xhci->cmd_timer, xhci_handle_command_timeout,
- (unsigned long)xhci);
+ /* init command timeout work */
+ INIT_DELAYED_WORK(&xhci->cmd_timer, xhci_handle_command_timeout);
+ init_completion(&xhci->cmd_ring_stop_completion);
page_size = readl(&xhci->op_regs->page_size);
xhci_dbg_trace(xhci, trace_xhci_dbg_init,
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 1094ebd..bac961c 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -579,8 +579,10 @@
goto disable_ldos;
irq = platform_get_irq(pdev, 0);
- if (irq < 0)
+ if (irq < 0) {
+ ret = irq;
goto disable_clk;
+ }
/* Initialize dma_mask and coherent_dma_mask to 32-bits */
ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index e96ae80..954abfd 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -165,7 +165,8 @@
pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI)) {
+ pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI)) {
xhci->quirks |= XHCI_PME_STUCK_QUIRK;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index bdf6b13..25f522b 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -279,23 +279,76 @@
readl(&xhci->dba->doorbell[0]);
}
-static int xhci_abort_cmd_ring(struct xhci_hcd *xhci)
+static bool xhci_mod_cmd_timer(struct xhci_hcd *xhci, unsigned long delay)
+{
+ return mod_delayed_work(system_wq, &xhci->cmd_timer, delay);
+}
+
+static struct xhci_command *xhci_next_queued_cmd(struct xhci_hcd *xhci)
+{
+ return list_first_entry_or_null(&xhci->cmd_list, struct xhci_command,
+ cmd_list);
+}
+
+/*
+ * Turn all commands on command ring with status set to "aborted" to no-op trbs.
+ * If there are other commands waiting then restart the ring and kick the timer.
+ * This must be called with command ring stopped and xhci->lock held.
+ */
+static void xhci_handle_stopped_cmd_ring(struct xhci_hcd *xhci,
+ struct xhci_command *cur_cmd)
+{
+ struct xhci_command *i_cmd;
+ u32 cycle_state;
+
+ /* Turn all aborted commands in list to no-ops, then restart */
+ list_for_each_entry(i_cmd, &xhci->cmd_list, cmd_list) {
+
+ if (i_cmd->status != COMP_CMD_ABORT)
+ continue;
+
+ i_cmd->status = COMP_CMD_STOP;
+
+ xhci_dbg(xhci, "Turn aborted command %p to no-op\n",
+ i_cmd->command_trb);
+ /* get cycle state from the original cmd trb */
+ cycle_state = le32_to_cpu(
+ i_cmd->command_trb->generic.field[3]) & TRB_CYCLE;
+ /* modify the command trb to no-op command */
+ i_cmd->command_trb->generic.field[0] = 0;
+ i_cmd->command_trb->generic.field[1] = 0;
+ i_cmd->command_trb->generic.field[2] = 0;
+ i_cmd->command_trb->generic.field[3] = cpu_to_le32(
+ TRB_TYPE(TRB_CMD_NOOP) | cycle_state);
+
+ /*
+ * caller waiting for completion is called when command
+ * completion event is received for these no-op commands
+ */
+ }
+
+ xhci->cmd_ring_state = CMD_RING_STATE_RUNNING;
+
+ /* ring command ring doorbell to restart the command ring */
+ if ((xhci->cmd_ring->dequeue != xhci->cmd_ring->enqueue) &&
+ !(xhci->xhc_state & XHCI_STATE_DYING)) {
+ xhci->current_cmd = cur_cmd;
+ xhci_mod_cmd_timer(xhci, XHCI_CMD_DEFAULT_TIMEOUT);
+ xhci_ring_cmd_db(xhci);
+ }
+}
+
+/* Must be called with xhci->lock held, releases and aquires lock back */
+static int xhci_abort_cmd_ring(struct xhci_hcd *xhci, unsigned long flags)
{
u64 temp_64;
int ret;
xhci_dbg(xhci, "Abort command ring\n");
- temp_64 = xhci_read_64(xhci, &xhci->op_regs->cmd_ring);
- xhci->cmd_ring_state = CMD_RING_STATE_ABORTED;
+ reinit_completion(&xhci->cmd_ring_stop_completion);
- /*
- * Writing the CMD_RING_ABORT bit should cause a cmd completion event,
- * however on some host hw the CMD_RING_RUNNING bit is correctly cleared
- * but the completion event in never sent. Use the cmd timeout timer to
- * handle those cases. Use twice the time to cover the bit polling retry
- */
- mod_timer(&xhci->cmd_timer, jiffies + (2 * XHCI_CMD_DEFAULT_TIMEOUT));
+ temp_64 = xhci_read_64(xhci, &xhci->op_regs->cmd_ring);
xhci_write_64(xhci, temp_64 | CMD_RING_ABORT,
&xhci->op_regs->cmd_ring);
@@ -315,17 +368,30 @@
udelay(1000);
ret = xhci_handshake(&xhci->op_regs->cmd_ring,
CMD_RING_RUNNING, 0, 3 * 1000 * 1000);
- if (ret == 0)
- return 0;
-
- xhci_err(xhci, "Stopped the command ring failed, "
- "maybe the host is dead\n");
- del_timer(&xhci->cmd_timer);
- xhci->xhc_state |= XHCI_STATE_DYING;
- xhci_halt(xhci);
- return -ESHUTDOWN;
+ if (ret < 0) {
+ xhci_err(xhci, "Stopped the command ring failed, "
+ "maybe the host is dead\n");
+ xhci->xhc_state |= XHCI_STATE_DYING;
+ xhci_halt(xhci);
+ return -ESHUTDOWN;
+ }
}
-
+ /*
+ * Writing the CMD_RING_ABORT bit should cause a cmd completion event,
+ * however on some host hw the CMD_RING_RUNNING bit is correctly cleared
+ * but the completion event in never sent. Wait 2 secs (arbitrary
+ * number) to handle those cases after negation of CMD_RING_RUNNING.
+ */
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ ret = wait_for_completion_timeout(&xhci->cmd_ring_stop_completion,
+ msecs_to_jiffies(2000));
+ spin_lock_irqsave(&xhci->lock, flags);
+ if (!ret) {
+ xhci_dbg(xhci, "No stop event for abort, ring start fail?\n");
+ xhci_cleanup_command_queue(xhci);
+ } else {
+ xhci_handle_stopped_cmd_ring(xhci, xhci_next_queued_cmd(xhci));
+ }
return 0;
}
@@ -1207,101 +1273,62 @@
xhci_complete_del_and_free_cmd(cur_cmd, COMP_CMD_ABORT);
}
-/*
- * Turn all commands on command ring with status set to "aborted" to no-op trbs.
- * If there are other commands waiting then restart the ring and kick the timer.
- * This must be called with command ring stopped and xhci->lock held.
- */
-static void xhci_handle_stopped_cmd_ring(struct xhci_hcd *xhci,
- struct xhci_command *cur_cmd)
-{
- struct xhci_command *i_cmd, *tmp_cmd;
- u32 cycle_state;
-
- /* Turn all aborted commands in list to no-ops, then restart */
- list_for_each_entry_safe(i_cmd, tmp_cmd, &xhci->cmd_list,
- cmd_list) {
-
- if (i_cmd->status != COMP_CMD_ABORT)
- continue;
-
- i_cmd->status = COMP_CMD_STOP;
-
- xhci_dbg(xhci, "Turn aborted command %p to no-op\n",
- i_cmd->command_trb);
- /* get cycle state from the original cmd trb */
- cycle_state = le32_to_cpu(
- i_cmd->command_trb->generic.field[3]) & TRB_CYCLE;
- /* modify the command trb to no-op command */
- i_cmd->command_trb->generic.field[0] = 0;
- i_cmd->command_trb->generic.field[1] = 0;
- i_cmd->command_trb->generic.field[2] = 0;
- i_cmd->command_trb->generic.field[3] = cpu_to_le32(
- TRB_TYPE(TRB_CMD_NOOP) | cycle_state);
-
- /*
- * caller waiting for completion is called when command
- * completion event is received for these no-op commands
- */
- }
-
- xhci->cmd_ring_state = CMD_RING_STATE_RUNNING;
-
- /* ring command ring doorbell to restart the command ring */
- if ((xhci->cmd_ring->dequeue != xhci->cmd_ring->enqueue) &&
- !(xhci->xhc_state & XHCI_STATE_DYING)) {
- xhci->current_cmd = cur_cmd;
- mod_timer(&xhci->cmd_timer, jiffies + XHCI_CMD_DEFAULT_TIMEOUT);
- xhci_ring_cmd_db(xhci);
- }
- return;
-}
-
-
-void xhci_handle_command_timeout(unsigned long data)
+void xhci_handle_command_timeout(struct work_struct *work)
{
struct xhci_hcd *xhci;
int ret;
unsigned long flags;
u64 hw_ring_state;
- bool second_timeout = false;
- xhci = (struct xhci_hcd *) data;
- /* mark this command to be cancelled */
+ xhci = container_of(to_delayed_work(work), struct xhci_hcd, cmd_timer);
+
spin_lock_irqsave(&xhci->lock, flags);
- if (xhci->current_cmd) {
- if (xhci->current_cmd->status == COMP_CMD_ABORT)
- second_timeout = true;
- xhci->current_cmd->status = COMP_CMD_ABORT;
+
+ /*
+ * If timeout work is pending, or current_cmd is NULL, it means we
+ * raced with command completion. Command is handled so just return.
+ */
+ if (!xhci->current_cmd || delayed_work_pending(&xhci->cmd_timer)) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ return;
}
+ /* mark this command to be cancelled */
+ xhci->current_cmd->status = COMP_CMD_ABORT;
/* Make sure command ring is running before aborting it */
hw_ring_state = xhci_read_64(xhci, &xhci->op_regs->cmd_ring);
if ((xhci->cmd_ring_state & CMD_RING_STATE_RUNNING) &&
(hw_ring_state & CMD_RING_RUNNING)) {
- spin_unlock_irqrestore(&xhci->lock, flags);
+ /* Prevent new doorbell, and start command abort */
+ xhci->cmd_ring_state = CMD_RING_STATE_ABORTED;
xhci_dbg(xhci, "Command timeout\n");
- ret = xhci_abort_cmd_ring(xhci);
+ ret = xhci_abort_cmd_ring(xhci, flags);
if (unlikely(ret == -ESHUTDOWN)) {
xhci_err(xhci, "Abort command ring failed\n");
xhci_cleanup_command_queue(xhci);
+ spin_unlock_irqrestore(&xhci->lock, flags);
usb_hc_died(xhci_to_hcd(xhci)->primary_hcd);
xhci_dbg(xhci, "xHCI host controller is dead.\n");
+
+ return;
}
- return;
+
+ goto time_out_completed;
}
- /* command ring failed to restart, or host removed. Bail out */
- if (second_timeout || xhci->xhc_state & XHCI_STATE_REMOVING) {
- spin_unlock_irqrestore(&xhci->lock, flags);
- xhci_dbg(xhci, "command timed out twice, ring start fail?\n");
+ /* host removed. Bail out */
+ if (xhci->xhc_state & XHCI_STATE_REMOVING) {
+ xhci_dbg(xhci, "host removed, ring start fail?\n");
xhci_cleanup_command_queue(xhci);
- return;
+
+ goto time_out_completed;
}
/* command timeout on stopped ring, ring can't be aborted */
xhci_dbg(xhci, "Command timeout on stopped ring\n");
xhci_handle_stopped_cmd_ring(xhci, xhci->current_cmd);
+
+time_out_completed:
spin_unlock_irqrestore(&xhci->lock, flags);
return;
}
@@ -1333,7 +1360,7 @@
cmd = list_entry(xhci->cmd_list.next, struct xhci_command, cmd_list);
- del_timer(&xhci->cmd_timer);
+ cancel_delayed_work(&xhci->cmd_timer);
trace_xhci_cmd_completion(cmd_trb, (struct xhci_generic_trb *) event);
@@ -1341,7 +1368,7 @@
/* If CMD ring stopped we own the trbs between enqueue and dequeue */
if (cmd_comp_code == COMP_CMD_STOP) {
- xhci_handle_stopped_cmd_ring(xhci, cmd);
+ complete_all(&xhci->cmd_ring_stop_completion);
return;
}
@@ -1359,8 +1386,11 @@
*/
if (cmd_comp_code == COMP_CMD_ABORT) {
xhci->cmd_ring_state = CMD_RING_STATE_STOPPED;
- if (cmd->status == COMP_CMD_ABORT)
+ if (cmd->status == COMP_CMD_ABORT) {
+ if (xhci->current_cmd == cmd)
+ xhci->current_cmd = NULL;
goto event_handled;
+ }
}
cmd_type = TRB_FIELD_TO_TYPE(le32_to_cpu(cmd_trb->generic.field[3]));
@@ -1421,7 +1451,9 @@
if (cmd->cmd_list.next != &xhci->cmd_list) {
xhci->current_cmd = list_entry(cmd->cmd_list.next,
struct xhci_command, cmd_list);
- mod_timer(&xhci->cmd_timer, jiffies + XHCI_CMD_DEFAULT_TIMEOUT);
+ xhci_mod_cmd_timer(xhci, XHCI_CMD_DEFAULT_TIMEOUT);
+ } else if (xhci->current_cmd == cmd) {
+ xhci->current_cmd = NULL;
}
event_handled:
@@ -1939,8 +1971,9 @@
struct xhci_ep_ctx *ep_ctx;
u32 trb_comp_code;
u32 remaining, requested;
- bool on_data_stage;
+ u32 trb_type;
+ trb_type = TRB_FIELD_TO_TYPE(le32_to_cpu(ep_trb->generic.field[3]));
slot_id = TRB_TO_SLOT_ID(le32_to_cpu(event->flags));
xdev = xhci->devs[slot_id];
ep_index = TRB_TO_EP_ID(le32_to_cpu(event->flags)) - 1;
@@ -1950,14 +1983,11 @@
requested = td->urb->transfer_buffer_length;
remaining = EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
- /* not setup (dequeue), or status stage means we are at data stage */
- on_data_stage = (ep_trb != ep_ring->dequeue && ep_trb != td->last_trb);
-
switch (trb_comp_code) {
case COMP_SUCCESS:
- if (ep_trb != td->last_trb) {
+ if (trb_type != TRB_STATUS) {
xhci_warn(xhci, "WARN: Success on ctrl %s TRB without IOC set?\n",
- on_data_stage ? "data" : "setup");
+ (trb_type == TRB_DATA) ? "data" : "setup");
*status = -ESHUTDOWN;
break;
}
@@ -1967,15 +1997,25 @@
*status = 0;
break;
case COMP_STOP_SHORT:
- if (on_data_stage)
+ if (trb_type == TRB_DATA || trb_type == TRB_NORMAL)
td->urb->actual_length = remaining;
else
xhci_warn(xhci, "WARN: Stopped Short Packet on ctrl setup or status TRB\n");
goto finish_td;
case COMP_STOP:
- if (on_data_stage)
+ switch (trb_type) {
+ case TRB_SETUP:
+ td->urb->actual_length = 0;
+ goto finish_td;
+ case TRB_DATA:
+ case TRB_NORMAL:
td->urb->actual_length = requested - remaining;
- goto finish_td;
+ goto finish_td;
+ default:
+ xhci_warn(xhci, "WARN: unexpected TRB Type %d\n",
+ trb_type);
+ goto finish_td;
+ }
case COMP_STOP_INVAL:
goto finish_td;
default:
@@ -1987,7 +2027,7 @@
/* else fall through */
case COMP_STALL:
/* Did we transfer part of the data (middle) phase? */
- if (on_data_stage)
+ if (trb_type == TRB_DATA || trb_type == TRB_NORMAL)
td->urb->actual_length = requested - remaining;
else if (!td->urb_length_set)
td->urb->actual_length = 0;
@@ -1995,14 +2035,15 @@
}
/* stopped at setup stage, no data transferred */
- if (ep_trb == ep_ring->dequeue)
+ if (trb_type == TRB_SETUP)
goto finish_td;
/*
* if on data stage then update the actual_length of the URB and flag it
* as set, so it won't be overwritten in the event for the last TRB.
*/
- if (on_data_stage) {
+ if (trb_type == TRB_DATA ||
+ trb_type == TRB_NORMAL) {
td->urb_length_set = true;
td->urb->actual_length = requested - remaining;
xhci_dbg(xhci, "Waiting for status stage event\n");
@@ -3790,9 +3831,9 @@
/* if there are no other commands queued we start the timeout timer */
if (xhci->cmd_list.next == &cmd->cmd_list &&
- !timer_pending(&xhci->cmd_timer)) {
+ !delayed_work_pending(&xhci->cmd_timer)) {
xhci->current_cmd = cmd;
- mod_timer(&xhci->cmd_timer, jiffies + XHCI_CMD_DEFAULT_TIMEOUT);
+ xhci_mod_cmd_timer(xhci, XHCI_CMD_DEFAULT_TIMEOUT);
}
queue_trb(xhci, xhci->cmd_ring, false, field1, field2, field3,
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 1cd5641..0c8deb9 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -3787,8 +3787,10 @@
mutex_lock(&xhci->mutex);
- if (xhci->xhc_state) /* dying, removing or halted */
+ if (xhci->xhc_state) { /* dying, removing or halted */
+ ret = -ESHUTDOWN;
goto out;
+ }
if (!udev->slot_id) {
xhci_dbg_trace(xhci, trace_xhci_dbg_address,
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 8ccc11a..2d7b637 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1568,7 +1568,8 @@
#define CMD_RING_STATE_STOPPED (1 << 2)
struct list_head cmd_list;
unsigned int cmd_ring_reserved_trbs;
- struct timer_list cmd_timer;
+ struct delayed_work cmd_timer;
+ struct completion cmd_ring_stop_completion;
struct xhci_command *current_cmd;
struct xhci_ring *event_ring;
struct xhci_erst erst;
@@ -1934,7 +1935,7 @@
unsigned int slot_id, unsigned int ep_index,
struct xhci_dequeue_state *deq_state);
void xhci_stop_endpoint_command_watchdog(unsigned long arg);
-void xhci_handle_command_timeout(unsigned long data);
+void xhci_handle_command_timeout(struct work_struct *work);
void xhci_ring_ep_doorbell(struct xhci_hcd *xhci, unsigned int slot_id,
unsigned int ep_index, unsigned int stream_id);
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 310238c..8967980 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -469,6 +469,7 @@
.init = bfin_musb_init,
.exit = bfin_musb_exit,
+ .fifo_offset = bfin_fifo_offset,
.readb = bfin_readb,
.writeb = bfin_writeb,
.readw = bfin_readw,
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 9e22646..fca288bb 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2050,6 +2050,7 @@
struct list_head node;
};
+#ifdef CONFIG_PM
/*
* Called from musb_runtime_resume(), musb_resume(), and
* musb_queue_resume_work(). Callers must take musb->lock.
@@ -2077,6 +2078,7 @@
return error;
}
+#endif
/*
* Called to run work if device is active or else queue the work to happen
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index a611e2f..ade902e 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -216,6 +216,7 @@
void (*pre_root_reset_end)(struct musb *musb);
void (*post_root_reset_end)(struct musb *musb);
int (*phy_callback)(enum musb_vbus_id_status status);
+ void (*clear_ep_rxintr)(struct musb *musb, int epnum);
};
/*
@@ -626,6 +627,12 @@
musb->ops->post_root_reset_end(musb);
}
+static inline void musb_platform_clear_ep_rxintr(struct musb *musb, int epnum)
+{
+ if (musb->ops->clear_ep_rxintr)
+ musb->ops->clear_ep_rxintr(musb, epnum);
+}
+
/*
* gets the "dr_mode" property from DT and converts it into musb_mode
* if the property is not found or not recognized returns MUSB_OTG
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index feae156..9f125e1 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -267,6 +267,17 @@
pm_runtime_put_autosuspend(dev);
}
+void dsps_musb_clear_ep_rxintr(struct musb *musb, int epnum)
+{
+ u32 epintr;
+ struct dsps_glue *glue = dev_get_drvdata(musb->controller->parent);
+ const struct dsps_musb_wrapper *wrp = glue->wrp;
+
+ /* musb->lock might already been held */
+ epintr = (1 << epnum) << wrp->rxep_shift;
+ musb_writel(musb->ctrl_base, wrp->epintr_status, epintr);
+}
+
static irqreturn_t dsps_interrupt(int irq, void *hci)
{
struct musb *musb = hci;
@@ -622,6 +633,7 @@
.set_mode = dsps_musb_set_mode,
.recover = dsps_musb_recover,
+ .clear_ep_rxintr = dsps_musb_clear_ep_rxintr,
};
static u64 musb_dmamask = DMA_BIT_MASK(32);
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index f6cdbad..ac3a495 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -2374,12 +2374,11 @@
int is_in = usb_pipein(urb->pipe);
int status = 0;
u16 csr;
+ struct dma_channel *dma = NULL;
musb_ep_select(regs, hw_end);
if (is_dma_capable()) {
- struct dma_channel *dma;
-
dma = is_in ? ep->rx_channel : ep->tx_channel;
if (dma) {
status = ep->musb->dma_controller->channel_abort(dma);
@@ -2395,10 +2394,9 @@
/* giveback saves bulk toggle */
csr = musb_h_flush_rxfifo(ep, 0);
- /* REVISIT we still get an irq; should likely clear the
- * endpoint's irq status here to avoid bogus irqs.
- * clearing that status is platform-specific...
- */
+ /* clear the endpoint's irq status here to avoid bogus irqs */
+ if (is_dma_capable() && dma)
+ musb_platform_clear_ep_rxintr(musb, ep->epnum);
} else if (ep->epnum) {
musb_h_tx_flush_fifo(ep);
csr = musb_readw(epio, MUSB_TXCSR);
diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h
index f7b13fd2..a3dcbd5 100644
--- a/drivers/usb/musb/musbhsdma.h
+++ b/drivers/usb/musb/musbhsdma.h
@@ -157,5 +157,5 @@
void __iomem *base;
u8 channel_count;
u8 used_channels;
- u8 irq;
+ int irq;
};
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index 5f17a3b..80260b0 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -50,6 +50,7 @@
#define CYBERJACK_PRODUCT_ID 0x0100
/* Function prototypes */
+static int cyberjack_attach(struct usb_serial *serial);
static int cyberjack_port_probe(struct usb_serial_port *port);
static int cyberjack_port_remove(struct usb_serial_port *port);
static int cyberjack_open(struct tty_struct *tty,
@@ -77,6 +78,7 @@
.description = "Reiner SCT Cyberjack USB card reader",
.id_table = id_table,
.num_ports = 1,
+ .attach = cyberjack_attach,
.port_probe = cyberjack_port_probe,
.port_remove = cyberjack_port_remove,
.open = cyberjack_open,
@@ -100,6 +102,14 @@
short wrsent; /* Data already sent */
};
+static int cyberjack_attach(struct usb_serial *serial)
+{
+ if (serial->num_bulk_out < serial->num_ports)
+ return -ENODEV;
+
+ return 0;
+}
+
static int cyberjack_port_probe(struct usb_serial_port *port)
{
struct cyberjack_private *priv;
diff --git a/drivers/usb/serial/f81534.c b/drivers/usb/serial/f81534.c
index 8282a6a..22f23a4 100644
--- a/drivers/usb/serial/f81534.c
+++ b/drivers/usb/serial/f81534.c
@@ -1237,6 +1237,7 @@
static int f81534_port_probe(struct usb_serial_port *port)
{
struct f81534_port_private *port_priv;
+ int ret;
port_priv = devm_kzalloc(&port->dev, sizeof(*port_priv), GFP_KERNEL);
if (!port_priv)
@@ -1246,10 +1247,11 @@
mutex_init(&port_priv->mcr_mutex);
/* Assign logic-to-phy mapping */
- port_priv->phy_num = f81534_logic_to_phy_port(port->serial, port);
- if (port_priv->phy_num < 0 || port_priv->phy_num >= F81534_NUM_PORT)
- return -ENODEV;
+ ret = f81534_logic_to_phy_port(port->serial, port);
+ if (ret < 0)
+ return ret;
+ port_priv->phy_num = ret;
usb_set_serial_port_data(port, port_priv);
dev_dbg(&port->dev, "%s: port_number: %d, phy_num: %d\n", __func__,
port->port_number, port_priv->phy_num);
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 97cabf8..b2f2e87 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1043,6 +1043,7 @@
"%s - usb_submit_urb(write bulk) failed with status = %d\n",
__func__, status);
count = status;
+ kfree(buffer);
}
/* we are done with this urb, so let the host driver
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index dcc0c58..d50e577 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2751,6 +2751,11 @@
EDGE_COMPATIBILITY_MASK1,
EDGE_COMPATIBILITY_MASK2 };
+ if (serial->num_bulk_in < 1 || serial->num_interrupt_in < 1) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
dev = serial->dev;
/* create our private serial structure */
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index c339163..9a0db29 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1499,8 +1499,7 @@
dev_dbg(dev, "%s - Download successful -- Device rebooting...\n", __func__);
- /* return an error on purpose */
- return -ENODEV;
+ return 1;
}
stayinbootmode:
@@ -1508,7 +1507,7 @@
dev_dbg(dev, "%s - STAYING IN BOOT MODE\n", __func__);
serial->product_info.TiMode = TI_MODE_BOOT;
- return 0;
+ return 1;
}
static int ti_do_config(struct edgeport_port *port, int feature, int on)
@@ -2546,6 +2545,13 @@
int status;
u16 product_id;
+ /* Make sure we have the required endpoints when in download mode. */
+ if (serial->interface->cur_altsetting->desc.bNumEndpoints > 1) {
+ if (serial->num_bulk_in < serial->num_ports ||
+ serial->num_bulk_out < serial->num_ports)
+ return -ENODEV;
+ }
+
/* create our private serial structure */
edge_serial = kzalloc(sizeof(struct edgeport_serial), GFP_KERNEL);
if (!edge_serial)
@@ -2553,14 +2559,18 @@
mutex_init(&edge_serial->es_lock);
edge_serial->serial = serial;
+ INIT_DELAYED_WORK(&edge_serial->heartbeat_work, edge_heartbeat_work);
usb_set_serial_data(serial, edge_serial);
status = download_fw(edge_serial);
- if (status) {
+ if (status < 0) {
kfree(edge_serial);
return status;
}
+ if (status > 0)
+ return 1; /* bind but do not register any ports */
+
product_id = le16_to_cpu(
edge_serial->serial->dev->descriptor.idProduct);
@@ -2572,7 +2582,6 @@
}
}
- INIT_DELAYED_WORK(&edge_serial->heartbeat_work, edge_heartbeat_work);
edge_heartbeat_schedule(edge_serial);
return 0;
@@ -2580,6 +2589,9 @@
static void edge_disconnect(struct usb_serial *serial)
{
+ struct edgeport_serial *edge_serial = usb_get_serial_data(serial);
+
+ cancel_delayed_work_sync(&edge_serial->heartbeat_work);
}
static void edge_release(struct usb_serial *serial)
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index 344b4ee..d57fb51 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -68,6 +68,16 @@
u32 clk;
};
+static int iuu_attach(struct usb_serial *serial)
+{
+ unsigned char num_ports = serial->num_ports;
+
+ if (serial->num_bulk_in < num_ports || serial->num_bulk_out < num_ports)
+ return -ENODEV;
+
+ return 0;
+}
+
static int iuu_port_probe(struct usb_serial_port *port)
{
struct iuu_private *priv;
@@ -1196,6 +1206,7 @@
.tiocmset = iuu_tiocmset,
.set_termios = iuu_set_termios,
.init_termios = iuu_init_termios,
+ .attach = iuu_attach,
.port_probe = iuu_port_probe,
.port_remove = iuu_port_remove,
};
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index e49ad0c..83523fc 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -699,6 +699,19 @@
MODULE_FIRMWARE("keyspan_pda/xircom_pgs.fw");
#endif
+static int keyspan_pda_attach(struct usb_serial *serial)
+{
+ unsigned char num_ports = serial->num_ports;
+
+ if (serial->num_bulk_out < num_ports ||
+ serial->num_interrupt_in < num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int keyspan_pda_port_probe(struct usb_serial_port *port)
{
@@ -776,6 +789,7 @@
.break_ctl = keyspan_pda_break_ctl,
.tiocmget = keyspan_pda_tiocmget,
.tiocmset = keyspan_pda_tiocmset,
+ .attach = keyspan_pda_attach,
.port_probe = keyspan_pda_port_probe,
.port_remove = keyspan_pda_port_remove,
};
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index 2363654..813035f 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -51,6 +51,7 @@
/* Function prototypes */
+static int kobil_attach(struct usb_serial *serial);
static int kobil_port_probe(struct usb_serial_port *probe);
static int kobil_port_remove(struct usb_serial_port *probe);
static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port);
@@ -86,6 +87,7 @@
.description = "KOBIL USB smart card terminal",
.id_table = id_table,
.num_ports = 1,
+ .attach = kobil_attach,
.port_probe = kobil_port_probe,
.port_remove = kobil_port_remove,
.ioctl = kobil_ioctl,
@@ -113,6 +115,16 @@
};
+static int kobil_attach(struct usb_serial *serial)
+{
+ if (serial->num_interrupt_out < serial->num_ports) {
+ dev_err(&serial->interface->dev, "missing interrupt-out endpoint\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int kobil_port_probe(struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index d52caa0..91bc170 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -65,8 +65,6 @@
struct urb *write_urb_pool[NUM_URBS];
};
-static struct usb_serial_driver moschip7720_2port_driver;
-
#define USB_VENDOR_ID_MOSCHIP 0x9710
#define MOSCHIP_DEVICE_ID_7720 0x7720
#define MOSCHIP_DEVICE_ID_7715 0x7715
@@ -970,25 +968,6 @@
tty_port_tty_wakeup(&mos7720_port->port->port);
}
-/*
- * mos77xx_probe
- * this function installs the appropriate read interrupt endpoint callback
- * depending on whether the device is a 7720 or 7715, thus avoiding costly
- * run-time checks in the high-frequency callback routine itself.
- */
-static int mos77xx_probe(struct usb_serial *serial,
- const struct usb_device_id *id)
-{
- if (id->idProduct == MOSCHIP_DEVICE_ID_7715)
- moschip7720_2port_driver.read_int_callback =
- mos7715_interrupt_callback;
- else
- moschip7720_2port_driver.read_int_callback =
- mos7720_interrupt_callback;
-
- return 0;
-}
-
static int mos77xx_calc_num_ports(struct usb_serial *serial)
{
u16 product = le16_to_cpu(serial->dev->descriptor.idProduct);
@@ -1917,6 +1896,11 @@
u16 product;
int ret_val;
+ if (serial->num_bulk_in < 2 || serial->num_bulk_out < 2) {
+ dev_err(&serial->interface->dev, "missing bulk endpoints\n");
+ return -ENODEV;
+ }
+
product = le16_to_cpu(serial->dev->descriptor.idProduct);
dev = serial->dev;
@@ -1941,19 +1925,18 @@
tmp->interrupt_in_endpointAddress;
serial->port[1]->interrupt_in_urb = NULL;
serial->port[1]->interrupt_in_buffer = NULL;
+
+ if (serial->port[0]->interrupt_in_urb) {
+ struct urb *urb = serial->port[0]->interrupt_in_urb;
+
+ urb->complete = mos7715_interrupt_callback;
+ }
}
/* setting configuration feature to one */
usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
(__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5000);
- /* start the interrupt urb */
- ret_val = usb_submit_urb(serial->port[0]->interrupt_in_urb, GFP_KERNEL);
- if (ret_val)
- dev_err(&dev->dev,
- "%s - Error %d submitting control urb\n",
- __func__, ret_val);
-
#ifdef CONFIG_USB_SERIAL_MOS7715_PARPORT
if (product == MOSCHIP_DEVICE_ID_7715) {
ret_val = mos7715_parport_init(serial);
@@ -1961,6 +1944,13 @@
return ret_val;
}
#endif
+ /* start the interrupt urb */
+ ret_val = usb_submit_urb(serial->port[0]->interrupt_in_urb, GFP_KERNEL);
+ if (ret_val) {
+ dev_err(&dev->dev, "failed to submit interrupt urb: %d\n",
+ ret_val);
+ }
+
/* LSR For Port 1 */
read_mos_reg(serial, 0, MOS7720_LSR, &data);
dev_dbg(&dev->dev, "LSR:%x\n", data);
@@ -1970,6 +1960,8 @@
static void mos7720_release(struct usb_serial *serial)
{
+ usb_kill_urb(serial->port[0]->interrupt_in_urb);
+
#ifdef CONFIG_USB_SERIAL_MOS7715_PARPORT
/* close the parallel port */
@@ -2019,11 +2011,6 @@
if (!mos7720_port)
return -ENOMEM;
- /* Initialize all port interrupt end point to port 0 int endpoint.
- * Our device has only one interrupt endpoint common to all ports.
- */
- port->interrupt_in_endpointAddress =
- port->serial->port[0]->interrupt_in_endpointAddress;
mos7720_port->port = port;
usb_set_serial_port_data(port, mos7720_port);
@@ -2053,7 +2040,6 @@
.close = mos7720_close,
.throttle = mos7720_throttle,
.unthrottle = mos7720_unthrottle,
- .probe = mos77xx_probe,
.attach = mos7720_startup,
.release = mos7720_release,
.port_probe = mos7720_port_probe,
@@ -2067,7 +2053,7 @@
.chars_in_buffer = mos7720_chars_in_buffer,
.break_ctl = mos7720_break,
.read_bulk_callback = mos7720_bulk_in_callback,
- .read_int_callback = NULL /* dynamically assigned in probe() */
+ .read_int_callback = mos7720_interrupt_callback,
};
static struct usb_serial_driver * const serial_drivers[] = {
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 9a220b8..ea27fb2 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -214,7 +214,6 @@
struct moschip_port {
int port_num; /*Actual port number in the device(1,2,etc) */
- struct urb *write_urb; /* write URB for this port */
struct urb *read_urb; /* read URB for this port */
__u8 shadowLCR; /* last LCR value received */
__u8 shadowMCR; /* last MCR value received */
@@ -1037,9 +1036,7 @@
serial,
serial->port[0]->interrupt_in_urb->interval);
- /* start interrupt read for mos7840 *
- * will continue as long as mos7840 is connected */
-
+ /* start interrupt read for mos7840 */
response =
usb_submit_urb(serial->port[0]->interrupt_in_urb,
GFP_KERNEL);
@@ -1186,7 +1183,6 @@
}
}
- usb_kill_urb(mos7840_port->write_urb);
usb_kill_urb(mos7840_port->read_urb);
mos7840_port->read_urb_busy = false;
@@ -1199,12 +1195,6 @@
}
}
- if (mos7840_port->write_urb) {
- /* if this urb had a transfer buffer already (old tx) free it */
- kfree(mos7840_port->write_urb->transfer_buffer);
- usb_free_urb(mos7840_port->write_urb);
- }
-
Data = 0x0;
mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
@@ -2113,6 +2103,17 @@
return mos7840_num_ports;
}
+static int mos7840_attach(struct usb_serial *serial)
+{
+ if (serial->num_bulk_in < serial->num_ports ||
+ serial->num_bulk_out < serial->num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int mos7840_port_probe(struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;
@@ -2388,6 +2389,7 @@
.tiocmset = mos7840_tiocmset,
.tiocmiwait = usb_serial_generic_tiocmiwait,
.get_icount = usb_serial_generic_get_icount,
+ .attach = mos7840_attach,
.port_probe = mos7840_port_probe,
.port_remove = mos7840_port_remove,
.read_bulk_callback = mos7840_bulk_in_callback,
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index f6c6900..a180b17 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -38,6 +38,7 @@
const unsigned char *buf, int count);
static int omninet_write_room(struct tty_struct *tty);
static void omninet_disconnect(struct usb_serial *serial);
+static int omninet_attach(struct usb_serial *serial);
static int omninet_port_probe(struct usb_serial_port *port);
static int omninet_port_remove(struct usb_serial_port *port);
@@ -56,6 +57,7 @@
.description = "ZyXEL - omni.net lcd plus usb",
.id_table = id_table,
.num_ports = 1,
+ .attach = omninet_attach,
.port_probe = omninet_port_probe,
.port_remove = omninet_port_remove,
.open = omninet_open,
@@ -104,6 +106,17 @@
__u8 od_outseq; /* Sequence number for bulk_out URBs */
};
+static int omninet_attach(struct usb_serial *serial)
+{
+ /* The second bulk-out endpoint is used for writing. */
+ if (serial->num_bulk_out < 2) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int omninet_port_probe(struct usb_serial_port *port)
{
struct omninet_data *od;
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index a4b88bc..b8bf52b 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -134,6 +134,7 @@
static int oti6858_tiocmget(struct tty_struct *tty);
static int oti6858_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear);
+static int oti6858_attach(struct usb_serial *serial);
static int oti6858_port_probe(struct usb_serial_port *port);
static int oti6858_port_remove(struct usb_serial_port *port);
@@ -158,6 +159,7 @@
.write_bulk_callback = oti6858_write_bulk_callback,
.write_room = oti6858_write_room,
.chars_in_buffer = oti6858_chars_in_buffer,
+ .attach = oti6858_attach,
.port_probe = oti6858_port_probe,
.port_remove = oti6858_port_remove,
};
@@ -324,6 +326,20 @@
usb_serial_port_softint(port);
}
+static int oti6858_attach(struct usb_serial *serial)
+{
+ unsigned char num_ports = serial->num_ports;
+
+ if (serial->num_bulk_in < num_ports ||
+ serial->num_bulk_out < num_ports ||
+ serial->num_interrupt_in < num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int oti6858_port_probe(struct usb_serial_port *port)
{
struct oti6858_private *priv;
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index ae682e4..46fca6b 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -220,9 +220,17 @@
static int pl2303_startup(struct usb_serial *serial)
{
struct pl2303_serial_private *spriv;
+ unsigned char num_ports = serial->num_ports;
enum pl2303_type type = TYPE_01;
unsigned char *buf;
+ if (serial->num_bulk_in < num_ports ||
+ serial->num_bulk_out < num_ports ||
+ serial->num_interrupt_in < num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
spriv = kzalloc(sizeof(*spriv), GFP_KERNEL);
if (!spriv)
return -ENOMEM;
diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
index 659cb86..5709cc9 100644
--- a/drivers/usb/serial/quatech2.c
+++ b/drivers/usb/serial/quatech2.c
@@ -408,16 +408,12 @@
{
struct usb_serial *serial;
struct qt2_port_private *port_priv;
- unsigned long flags;
int i;
serial = port->serial;
port_priv = usb_get_serial_port_data(port);
- spin_lock_irqsave(&port_priv->urb_lock, flags);
usb_kill_urb(port_priv->write_urb);
- port_priv->urb_in_use = false;
- spin_unlock_irqrestore(&port_priv->urb_lock, flags);
/* flush the port transmit buffer */
i = usb_control_msg(serial->dev,
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index ef0dbf0..475e6c3 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -154,6 +154,19 @@
return 0;
}
+static int spcp8x5_attach(struct usb_serial *serial)
+{
+ unsigned char num_ports = serial->num_ports;
+
+ if (serial->num_bulk_in < num_ports ||
+ serial->num_bulk_out < num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int spcp8x5_port_probe(struct usb_serial_port *port)
{
const struct usb_device_id *id = usb_get_serial_data(port->serial);
@@ -477,6 +490,7 @@
.tiocmget = spcp8x5_tiocmget,
.tiocmset = spcp8x5_tiocmset,
.probe = spcp8x5_probe,
+ .attach = spcp8x5_attach,
.port_probe = spcp8x5_port_probe,
.port_remove = spcp8x5_port_remove,
};
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 8db9d07..64b85b8 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -579,6 +579,13 @@
goto free_tdev;
}
+ if (serial->num_bulk_in < serial->num_ports ||
+ serial->num_bulk_out < serial->num_ports) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ status = -ENODEV;
+ goto free_tdev;
+ }
+
return 0;
free_tdev:
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index af3c7ee..16cc183 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -2109,6 +2109,13 @@
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_BROKEN_FUA ),
+/* Reported-by George Cherian <george.cherian@cavium.com> */
+UNUSUAL_DEV(0x152d, 0x9561, 0x0000, 0x9999,
+ "JMicron",
+ "JMS56x",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_NO_REPORT_OPCODES),
+
/*
* Entrega Technologies U1-SC25 (later Xircom PortGear PGSCSI)
* and Mac USB Dock USB-SCSI */
diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index be1ee89..36d75c3 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -27,6 +27,45 @@
static DEFINE_MUTEX(parent_list_lock);
static struct class_compat *mdev_bus_compat_class;
+static LIST_HEAD(mdev_list);
+static DEFINE_MUTEX(mdev_list_lock);
+
+struct device *mdev_parent_dev(struct mdev_device *mdev)
+{
+ return mdev->parent->dev;
+}
+EXPORT_SYMBOL(mdev_parent_dev);
+
+void *mdev_get_drvdata(struct mdev_device *mdev)
+{
+ return mdev->driver_data;
+}
+EXPORT_SYMBOL(mdev_get_drvdata);
+
+void mdev_set_drvdata(struct mdev_device *mdev, void *data)
+{
+ mdev->driver_data = data;
+}
+EXPORT_SYMBOL(mdev_set_drvdata);
+
+struct device *mdev_dev(struct mdev_device *mdev)
+{
+ return &mdev->dev;
+}
+EXPORT_SYMBOL(mdev_dev);
+
+struct mdev_device *mdev_from_dev(struct device *dev)
+{
+ return dev_is_mdev(dev) ? to_mdev_device(dev) : NULL;
+}
+EXPORT_SYMBOL(mdev_from_dev);
+
+uuid_le mdev_uuid(struct mdev_device *mdev)
+{
+ return mdev->uuid;
+}
+EXPORT_SYMBOL(mdev_uuid);
+
static int _find_mdev_device(struct device *dev, void *data)
{
struct mdev_device *mdev;
@@ -42,7 +81,7 @@
return 0;
}
-static bool mdev_device_exist(struct parent_device *parent, uuid_le uuid)
+static bool mdev_device_exist(struct mdev_parent *parent, uuid_le uuid)
{
struct device *dev;
@@ -56,9 +95,9 @@
}
/* Should be called holding parent_list_lock */
-static struct parent_device *__find_parent_device(struct device *dev)
+static struct mdev_parent *__find_parent_device(struct device *dev)
{
- struct parent_device *parent;
+ struct mdev_parent *parent;
list_for_each_entry(parent, &parent_list, next) {
if (parent->dev == dev)
@@ -69,8 +108,8 @@
static void mdev_release_parent(struct kref *kref)
{
- struct parent_device *parent = container_of(kref, struct parent_device,
- ref);
+ struct mdev_parent *parent = container_of(kref, struct mdev_parent,
+ ref);
struct device *dev = parent->dev;
kfree(parent);
@@ -78,7 +117,7 @@
}
static
-inline struct parent_device *mdev_get_parent(struct parent_device *parent)
+inline struct mdev_parent *mdev_get_parent(struct mdev_parent *parent)
{
if (parent)
kref_get(&parent->ref);
@@ -86,7 +125,7 @@
return parent;
}
-static inline void mdev_put_parent(struct parent_device *parent)
+static inline void mdev_put_parent(struct mdev_parent *parent)
{
if (parent)
kref_put(&parent->ref, mdev_release_parent);
@@ -95,7 +134,7 @@
static int mdev_device_create_ops(struct kobject *kobj,
struct mdev_device *mdev)
{
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
int ret;
ret = parent->ops->create(kobj, mdev);
@@ -122,7 +161,7 @@
*/
static int mdev_device_remove_ops(struct mdev_device *mdev, bool force_remove)
{
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
int ret;
/*
@@ -153,10 +192,10 @@
* Add device to list of registered parent devices.
* Returns a negative value on error, otherwise 0.
*/
-int mdev_register_device(struct device *dev, const struct parent_ops *ops)
+int mdev_register_device(struct device *dev, const struct mdev_parent_ops *ops)
{
int ret;
- struct parent_device *parent;
+ struct mdev_parent *parent;
/* check for mandatory ops */
if (!ops || !ops->create || !ops->remove || !ops->supported_type_groups)
@@ -229,7 +268,7 @@
void mdev_unregister_device(struct device *dev)
{
- struct parent_device *parent;
+ struct mdev_parent *parent;
bool force_remove = true;
mutex_lock(&parent_list_lock);
@@ -266,7 +305,7 @@
{
int ret;
struct mdev_device *mdev;
- struct parent_device *parent;
+ struct mdev_parent *parent;
struct mdev_type *type = to_mdev_type(kobj);
parent = mdev_get_parent(type->parent);
@@ -316,6 +355,11 @@
dev_dbg(&mdev->dev, "MDEV: created\n");
mutex_unlock(&parent->lock);
+
+ mutex_lock(&mdev_list_lock);
+ list_add(&mdev->next, &mdev_list);
+ mutex_unlock(&mdev_list_lock);
+
return ret;
create_failed:
@@ -329,12 +373,30 @@
int mdev_device_remove(struct device *dev, bool force_remove)
{
- struct mdev_device *mdev;
- struct parent_device *parent;
+ struct mdev_device *mdev, *tmp;
+ struct mdev_parent *parent;
struct mdev_type *type;
int ret;
+ bool found = false;
mdev = to_mdev_device(dev);
+
+ mutex_lock(&mdev_list_lock);
+ list_for_each_entry(tmp, &mdev_list, next) {
+ if (tmp == mdev) {
+ found = true;
+ break;
+ }
+ }
+
+ if (found)
+ list_del(&mdev->next);
+
+ mutex_unlock(&mdev_list_lock);
+
+ if (!found)
+ return -ENODEV;
+
type = to_mdev_type(mdev->type_kobj);
parent = mdev->parent;
mutex_lock(&parent->lock);
@@ -342,6 +404,11 @@
ret = mdev_device_remove_ops(mdev, force_remove);
if (ret) {
mutex_unlock(&parent->lock);
+
+ mutex_lock(&mdev_list_lock);
+ list_add(&mdev->next, &mdev_list);
+ mutex_unlock(&mdev_list_lock);
+
return ret;
}
@@ -349,7 +416,8 @@
device_unregister(dev);
mutex_unlock(&parent->lock);
mdev_put_parent(parent);
- return ret;
+
+ return 0;
}
static int __init mdev_init(void)
diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h
index d35097c..a9cefd7 100644
--- a/drivers/vfio/mdev/mdev_private.h
+++ b/drivers/vfio/mdev/mdev_private.h
@@ -16,10 +16,33 @@
int mdev_bus_register(void);
void mdev_bus_unregister(void);
+struct mdev_parent {
+ struct device *dev;
+ const struct mdev_parent_ops *ops;
+ struct kref ref;
+ struct mutex lock;
+ struct list_head next;
+ struct kset *mdev_types_kset;
+ struct list_head type_list;
+};
+
+struct mdev_device {
+ struct device dev;
+ struct mdev_parent *parent;
+ uuid_le uuid;
+ void *driver_data;
+ struct kref ref;
+ struct list_head next;
+ struct kobject *type_kobj;
+};
+
+#define to_mdev_device(dev) container_of(dev, struct mdev_device, dev)
+#define dev_is_mdev(d) ((d)->bus == &mdev_bus_type)
+
struct mdev_type {
struct kobject kobj;
struct kobject *devices_kobj;
- struct parent_device *parent;
+ struct mdev_parent *parent;
struct list_head next;
struct attribute_group *group;
};
@@ -29,8 +52,8 @@
#define to_mdev_type(_kobj) \
container_of(_kobj, struct mdev_type, kobj)
-int parent_create_sysfs_files(struct parent_device *parent);
-void parent_remove_sysfs_files(struct parent_device *parent);
+int parent_create_sysfs_files(struct mdev_parent *parent);
+void parent_remove_sysfs_files(struct mdev_parent *parent);
int mdev_create_sysfs_files(struct device *dev, struct mdev_type *type);
void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type);
diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c
index 1a53deb..802df21 100644
--- a/drivers/vfio/mdev/mdev_sysfs.c
+++ b/drivers/vfio/mdev/mdev_sysfs.c
@@ -92,7 +92,7 @@
.release = mdev_type_release,
};
-struct mdev_type *add_mdev_supported_type(struct parent_device *parent,
+struct mdev_type *add_mdev_supported_type(struct mdev_parent *parent,
struct attribute_group *group)
{
struct mdev_type *type;
@@ -158,7 +158,7 @@
kobject_put(&type->kobj);
}
-static int add_mdev_supported_type_groups(struct parent_device *parent)
+static int add_mdev_supported_type_groups(struct mdev_parent *parent)
{
int i;
@@ -183,7 +183,7 @@
}
/* mdev sysfs functions */
-void parent_remove_sysfs_files(struct parent_device *parent)
+void parent_remove_sysfs_files(struct mdev_parent *parent)
{
struct mdev_type *type, *tmp;
@@ -196,7 +196,7 @@
kset_unregister(parent->mdev_types_kset);
}
-int parent_create_sysfs_files(struct parent_device *parent)
+int parent_create_sysfs_files(struct mdev_parent *parent)
{
int ret;
diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c
index ffc3675..fa848a7 100644
--- a/drivers/vfio/mdev/vfio_mdev.c
+++ b/drivers/vfio/mdev/vfio_mdev.c
@@ -27,7 +27,7 @@
static int vfio_mdev_open(void *device_data)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
int ret;
if (unlikely(!parent->ops->open))
@@ -46,7 +46,7 @@
static void vfio_mdev_release(void *device_data)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
if (likely(parent->ops->release))
parent->ops->release(mdev);
@@ -58,7 +58,7 @@
unsigned int cmd, unsigned long arg)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
if (unlikely(!parent->ops->ioctl))
return -EINVAL;
@@ -70,7 +70,7 @@
size_t count, loff_t *ppos)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
if (unlikely(!parent->ops->read))
return -EINVAL;
@@ -82,7 +82,7 @@
size_t count, loff_t *ppos)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
if (unlikely(!parent->ops->write))
return -EINVAL;
@@ -93,7 +93,7 @@
static int vfio_mdev_mmap(void *device_data, struct vm_area_struct *vma)
{
struct mdev_device *mdev = device_data;
- struct parent_device *parent = mdev->parent;
+ struct mdev_parent *parent = mdev->parent;
if (unlikely(!parent->ops->mmap))
return -EINVAL;
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index dcd7c2a..324c52e 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -1142,6 +1142,10 @@
return ret;
vdev->barmap[index] = pci_iomap(pdev, index, 0);
+ if (!vdev->barmap[index]) {
+ pci_release_selected_regions(pdev, 1 << index);
+ return -ENOMEM;
+ }
}
vma->vm_private_data = vdev;
diff --git a/drivers/vfio/pci/vfio_pci_rdwr.c b/drivers/vfio/pci/vfio_pci_rdwr.c
index 5ffd1d9..357243d 100644
--- a/drivers/vfio/pci/vfio_pci_rdwr.c
+++ b/drivers/vfio/pci/vfio_pci_rdwr.c
@@ -193,7 +193,10 @@
if (!vdev->has_vga)
return -EINVAL;
- switch (pos) {
+ if (pos > 0xbfffful)
+ return -EINVAL;
+
+ switch ((u32)pos) {
case 0xa0000 ... 0xbffff:
count = min(count, (size_t)(0xc0000 - pos));
iomem = ioremap_nocache(0xa0000, 0xbffff - 0xa0000 + 1);
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index f3726ba..9266271 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -268,28 +268,38 @@
{
struct vwork *vwork;
struct mm_struct *mm;
+ bool is_current;
if (!npage)
return;
- mm = get_task_mm(task);
+ is_current = (task->mm == current->mm);
+
+ mm = is_current ? task->mm : get_task_mm(task);
if (!mm)
- return; /* process exited or nothing to do */
+ return; /* process exited */
if (down_write_trylock(&mm->mmap_sem)) {
mm->locked_vm += npage;
up_write(&mm->mmap_sem);
- mmput(mm);
+ if (!is_current)
+ mmput(mm);
return;
}
+ if (is_current) {
+ mm = get_task_mm(task);
+ if (!mm)
+ return;
+ }
+
/*
* Couldn't get mmap_sem lock, so must setup to update
* mm->locked_vm later. If locked_vm were atomic, we
* wouldn't need this silliness
*/
vwork = kmalloc(sizeof(struct vwork), GFP_KERNEL);
- if (!vwork) {
+ if (WARN_ON(!vwork)) {
mmput(mm);
return;
}
@@ -393,77 +403,71 @@
static long vfio_pin_pages_remote(struct vfio_dma *dma, unsigned long vaddr,
long npage, unsigned long *pfn_base)
{
- unsigned long limit;
- bool lock_cap = ns_capable(task_active_pid_ns(dma->task)->user_ns,
- CAP_IPC_LOCK);
- struct mm_struct *mm;
- long ret, i = 0, lock_acct = 0;
+ unsigned long limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT;
+ bool lock_cap = capable(CAP_IPC_LOCK);
+ long ret, pinned = 0, lock_acct = 0;
bool rsvd;
dma_addr_t iova = vaddr - dma->vaddr + dma->iova;
- mm = get_task_mm(dma->task);
- if (!mm)
+ /* This code path is only user initiated */
+ if (!current->mm)
return -ENODEV;
- ret = vaddr_get_pfn(mm, vaddr, dma->prot, pfn_base);
+ ret = vaddr_get_pfn(current->mm, vaddr, dma->prot, pfn_base);
if (ret)
- goto pin_pg_remote_exit;
+ return ret;
+ pinned++;
rsvd = is_invalid_reserved_pfn(*pfn_base);
- limit = task_rlimit(dma->task, RLIMIT_MEMLOCK) >> PAGE_SHIFT;
/*
* Reserved pages aren't counted against the user, externally pinned
* pages are already counted against the user.
*/
if (!rsvd && !vfio_find_vpfn(dma, iova)) {
- if (!lock_cap && mm->locked_vm + 1 > limit) {
+ if (!lock_cap && current->mm->locked_vm + 1 > limit) {
put_pfn(*pfn_base, dma->prot);
pr_warn("%s: RLIMIT_MEMLOCK (%ld) exceeded\n", __func__,
limit << PAGE_SHIFT);
- ret = -ENOMEM;
- goto pin_pg_remote_exit;
+ return -ENOMEM;
}
lock_acct++;
}
- i++;
- if (likely(!disable_hugepages)) {
- /* Lock all the consecutive pages from pfn_base */
- for (vaddr += PAGE_SIZE, iova += PAGE_SIZE; i < npage;
- i++, vaddr += PAGE_SIZE, iova += PAGE_SIZE) {
- unsigned long pfn = 0;
+ if (unlikely(disable_hugepages))
+ goto out;
- ret = vaddr_get_pfn(mm, vaddr, dma->prot, &pfn);
- if (ret)
- break;
+ /* Lock all the consecutive pages from pfn_base */
+ for (vaddr += PAGE_SIZE, iova += PAGE_SIZE; pinned < npage;
+ pinned++, vaddr += PAGE_SIZE, iova += PAGE_SIZE) {
+ unsigned long pfn = 0;
- if (pfn != *pfn_base + i ||
- rsvd != is_invalid_reserved_pfn(pfn)) {
+ ret = vaddr_get_pfn(current->mm, vaddr, dma->prot, &pfn);
+ if (ret)
+ break;
+
+ if (pfn != *pfn_base + pinned ||
+ rsvd != is_invalid_reserved_pfn(pfn)) {
+ put_pfn(pfn, dma->prot);
+ break;
+ }
+
+ if (!rsvd && !vfio_find_vpfn(dma, iova)) {
+ if (!lock_cap &&
+ current->mm->locked_vm + lock_acct + 1 > limit) {
put_pfn(pfn, dma->prot);
+ pr_warn("%s: RLIMIT_MEMLOCK (%ld) exceeded\n",
+ __func__, limit << PAGE_SHIFT);
break;
}
-
- if (!rsvd && !vfio_find_vpfn(dma, iova)) {
- if (!lock_cap &&
- mm->locked_vm + lock_acct + 1 > limit) {
- put_pfn(pfn, dma->prot);
- pr_warn("%s: RLIMIT_MEMLOCK (%ld) "
- "exceeded\n", __func__,
- limit << PAGE_SHIFT);
- break;
- }
- lock_acct++;
- }
+ lock_acct++;
}
}
- vfio_lock_acct(dma->task, lock_acct);
- ret = i;
+out:
+ vfio_lock_acct(current, lock_acct);
-pin_pg_remote_exit:
- mmput(mm);
- return ret;
+ return pinned;
}
static long vfio_unpin_pages_remote(struct vfio_dma *dma, dma_addr_t iova,
@@ -473,10 +477,10 @@
long unlocked = 0, locked = 0;
long i;
- for (i = 0; i < npage; i++) {
+ for (i = 0; i < npage; i++, iova += PAGE_SIZE) {
if (put_pfn(pfn++, dma->prot)) {
unlocked++;
- if (vfio_find_vpfn(dma, iova + (i << PAGE_SHIFT)))
+ if (vfio_find_vpfn(dma, iova))
locked++;
}
}
diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c
index 2d3b691..038ac69 100644
--- a/drivers/video/fbdev/cobalt_lcdfb.c
+++ b/drivers/video/fbdev/cobalt_lcdfb.c
@@ -308,6 +308,11 @@
info->screen_size = resource_size(res);
info->screen_base = devm_ioremap(&dev->dev, res->start,
info->screen_size);
+ if (!info->screen_base) {
+ framebuffer_release(info);
+ return -ENOMEM;
+ }
+
info->fbops = &cobalt_lcd_fbops;
info->fix = cobalt_lcdfb_fix;
info->fix.smem_start = res->start;
diff --git a/drivers/xen/arm-device.c b/drivers/xen/arm-device.c
index 778acf8..85dd20e 100644
--- a/drivers/xen/arm-device.c
+++ b/drivers/xen/arm-device.c
@@ -58,9 +58,13 @@
xen_pfn_t *gpfns;
xen_ulong_t *idxs;
int *errs;
- struct xen_add_to_physmap_range xatp;
for (i = 0; i < count; i++) {
+ struct xen_add_to_physmap_range xatp = {
+ .domid = DOMID_SELF,
+ .space = XENMAPSPACE_dev_mmio
+ };
+
r = &resources[i];
nr = DIV_ROUND_UP(resource_size(r), XEN_PAGE_SIZE);
if ((resource_type(r) != IORESOURCE_MEM) || (nr == 0))
@@ -87,9 +91,7 @@
idxs[j] = XEN_PFN_DOWN(r->start) + j;
}
- xatp.domid = DOMID_SELF;
xatp.size = nr;
- xatp.space = XENMAPSPACE_dev_mmio;
set_xen_guest_handle(xatp.gpfns, gpfns);
set_xen_guest_handle(xatp.idxs, idxs);
diff --git a/drivers/xen/events/events_fifo.c b/drivers/xen/events/events_fifo.c
index c03f9c8..3c41470 100644
--- a/drivers/xen/events/events_fifo.c
+++ b/drivers/xen/events/events_fifo.c
@@ -369,8 +369,7 @@
}
ret = init_control_block(cpu, control_block);
- if (ret < 0)
- BUG();
+ BUG_ON(ret < 0);
}
/*
diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c
index e8c7f09..6890897 100644
--- a/drivers/xen/evtchn.c
+++ b/drivers/xen/evtchn.c
@@ -125,7 +125,7 @@
while (*new) {
struct user_evtchn *this;
- this = container_of(*new, struct user_evtchn, node);
+ this = rb_entry(*new, struct user_evtchn, node);
parent = *new;
if (this->port < evtchn->port)
@@ -157,7 +157,7 @@
while (node) {
struct user_evtchn *evtchn;
- evtchn = container_of(node, struct user_evtchn, node);
+ evtchn = rb_entry(node, struct user_evtchn, node);
if (evtchn->port < port)
node = node->rb_left;
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index 478fb91..f905d6e 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -275,6 +275,10 @@
rc = 0;
} else
rc = swiotlb_late_init_with_tbl(xen_io_tlb_start, xen_io_tlb_nslabs);
+
+ if (!rc)
+ swiotlb_set_max_segment(PAGE_SIZE);
+
return rc;
error:
if (repeat--) {
@@ -392,7 +396,7 @@
if (dma_capable(dev, dev_addr, size) &&
!range_straddles_page_boundary(phys, size) &&
!xen_arch_need_swiotlb(dev, phys, dev_addr) &&
- !swiotlb_force) {
+ (swiotlb_force != SWIOTLB_FORCE)) {
/* we are not interested in the dma_addr returned by
* xen_dma_map_page, only in the potential cache flushes executed
* by the function. */
@@ -552,7 +556,7 @@
phys_addr_t paddr = sg_phys(sg);
dma_addr_t dev_addr = xen_phys_to_bus(paddr);
- if (swiotlb_force ||
+ if (swiotlb_force == SWIOTLB_FORCE ||
xen_arch_need_swiotlb(hwdev, paddr, dev_addr) ||
!dma_capable(hwdev, dev_addr, sg->length) ||
range_straddles_page_boundary(paddr, sg->length)) {
diff --git a/drivers/xen/xenbus/xenbus_comms.h b/drivers/xen/xenbus/xenbus_comms.h
index e74f9c1..867a2e4 100644
--- a/drivers/xen/xenbus/xenbus_comms.h
+++ b/drivers/xen/xenbus/xenbus_comms.h
@@ -42,7 +42,6 @@
int xb_read(void *data, unsigned len);
int xb_data_to_read(void);
int xb_wait_for_data_to_read(void);
-int xs_input_avail(void);
extern struct xenstore_domain_interface *xen_store_interface;
extern int xen_store_evtchn;
extern enum xenstore_init xen_store_domain_type;
diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c
index 6c0ead4..79130b3 100644
--- a/drivers/xen/xenbus/xenbus_dev_frontend.c
+++ b/drivers/xen/xenbus/xenbus_dev_frontend.c
@@ -302,6 +302,29 @@
mutex_unlock(&adap->dev_data->reply_mutex);
}
+static int xenbus_command_reply(struct xenbus_file_priv *u,
+ unsigned int msg_type, const char *reply)
+{
+ struct {
+ struct xsd_sockmsg hdr;
+ const char body[16];
+ } msg;
+ int rc;
+
+ msg.hdr = u->u.msg;
+ msg.hdr.type = msg_type;
+ msg.hdr.len = strlen(reply) + 1;
+ if (msg.hdr.len > sizeof(msg.body))
+ return -E2BIG;
+
+ mutex_lock(&u->reply_mutex);
+ rc = queue_reply(&u->read_buffers, &msg, sizeof(msg.hdr) + msg.hdr.len);
+ wake_up(&u->read_waitq);
+ mutex_unlock(&u->reply_mutex);
+
+ return rc;
+}
+
static int xenbus_write_transaction(unsigned msg_type,
struct xenbus_file_priv *u)
{
@@ -316,12 +339,12 @@
rc = -ENOMEM;
goto out;
}
- } else if (msg_type == XS_TRANSACTION_END) {
+ } else if (u->u.msg.tx_id != 0) {
list_for_each_entry(trans, &u->transactions, list)
if (trans->handle.id == u->u.msg.tx_id)
break;
if (&trans->list == &u->transactions)
- return -ESRCH;
+ return xenbus_command_reply(u, XS_ERROR, "ENOENT");
}
reply = xenbus_dev_request_and_reply(&u->u.msg);
@@ -372,12 +395,12 @@
path = u->u.buffer + sizeof(u->u.msg);
token = memchr(path, 0, u->u.msg.len);
if (token == NULL) {
- rc = -EILSEQ;
+ rc = xenbus_command_reply(u, XS_ERROR, "EINVAL");
goto out;
}
token++;
if (memchr(token, 0, u->u.msg.len - (token - path)) == NULL) {
- rc = -EILSEQ;
+ rc = xenbus_command_reply(u, XS_ERROR, "EINVAL");
goto out;
}
@@ -411,23 +434,7 @@
}
/* Success. Synthesize a reply to say all is OK. */
- {
- struct {
- struct xsd_sockmsg hdr;
- char body[3];
- } __packed reply = {
- {
- .type = msg_type,
- .len = sizeof(reply.body)
- },
- "OK"
- };
-
- mutex_lock(&u->reply_mutex);
- rc = queue_reply(&u->read_buffers, &reply, sizeof(reply));
- wake_up(&u->read_waitq);
- mutex_unlock(&u->reply_mutex);
- }
+ rc = xenbus_command_reply(u, msg_type, "OK");
out:
return rc;
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6254cee..5db5d13 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -328,6 +328,7 @@
struct file *file = iocb->ki_filp;
struct inode *inode = bdev_file_inode(file);
struct block_device *bdev = I_BDEV(inode);
+ struct blk_plug plug;
struct blkdev_dio *dio;
struct bio *bio;
bool is_read = (iov_iter_rw(iter) == READ);
@@ -353,6 +354,7 @@
dio->multi_bio = false;
dio->should_dirty = is_read && (iter->type == ITER_IOVEC);
+ blk_start_plug(&plug);
for (;;) {
bio->bi_bdev = bdev;
bio->bi_iter.bi_sector = pos >> 9;
@@ -394,6 +396,7 @@
submit_bio(bio);
bio = bio_alloc(GFP_KERNEL, nr_pages);
}
+ blk_finish_plug(&plug);
if (!dio->is_sync)
return -EIOCBQUEUED;
diff --git a/fs/buffer.c b/fs/buffer.c
index d21771f..0e87401 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1660,7 +1660,7 @@
head = page_buffers(page);
bh = head;
do {
- if (!buffer_mapped(bh))
+ if (!buffer_mapped(bh) || (bh->b_blocknr < block))
goto next;
if (bh->b_blocknr >= block + len)
break;
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c
index 6eeea1d..95cd4c3 100644
--- a/fs/crypto/keyinfo.c
+++ b/fs/crypto/keyinfo.c
@@ -248,7 +248,8 @@
goto out;
if (fscrypt_dummy_context_enabled(inode)) {
- memset(raw_key, 0x42, FS_AES_256_XTS_KEY_SIZE);
+ memset(raw_key, 0x42, keysize/2);
+ memset(raw_key+keysize/2, 0x24, keysize - (keysize/2));
goto got_key;
}
diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c
index 6ed7c2e..d6cd7ea 100644
--- a/fs/crypto/policy.c
+++ b/fs/crypto/policy.c
@@ -179,6 +179,11 @@
BUG_ON(1);
}
+ /* No restrictions on file types which are never encrypted */
+ if (!S_ISREG(child->i_mode) && !S_ISDIR(child->i_mode) &&
+ !S_ISLNK(child->i_mode))
+ return 1;
+
/* no restrictions if the parent directory is not encrypted */
if (!parent->i_sb->s_cop->is_encrypted(parent))
return 1;
diff --git a/fs/dax.c b/fs/dax.c
index a8732fb..5c74f60 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -451,16 +451,37 @@
__wake_up(wq, TASK_NORMAL, wake_all ? 0 : 1, &key);
}
+static int __dax_invalidate_mapping_entry(struct address_space *mapping,
+ pgoff_t index, bool trunc)
+{
+ int ret = 0;
+ void *entry;
+ struct radix_tree_root *page_tree = &mapping->page_tree;
+
+ spin_lock_irq(&mapping->tree_lock);
+ entry = get_unlocked_mapping_entry(mapping, index, NULL);
+ if (!entry || !radix_tree_exceptional_entry(entry))
+ goto out;
+ if (!trunc &&
+ (radix_tree_tag_get(page_tree, index, PAGECACHE_TAG_DIRTY) ||
+ radix_tree_tag_get(page_tree, index, PAGECACHE_TAG_TOWRITE)))
+ goto out;
+ radix_tree_delete(page_tree, index);
+ mapping->nrexceptional--;
+ ret = 1;
+out:
+ put_unlocked_mapping_entry(mapping, index, entry);
+ spin_unlock_irq(&mapping->tree_lock);
+ return ret;
+}
/*
* Delete exceptional DAX entry at @index from @mapping. Wait for radix tree
* entry to get unlocked before deleting it.
*/
int dax_delete_mapping_entry(struct address_space *mapping, pgoff_t index)
{
- void *entry;
+ int ret = __dax_invalidate_mapping_entry(mapping, index, true);
- spin_lock_irq(&mapping->tree_lock);
- entry = get_unlocked_mapping_entry(mapping, index, NULL);
/*
* This gets called from truncate / punch_hole path. As such, the caller
* must hold locks protecting against concurrent modifications of the
@@ -468,16 +489,46 @@
* caller has seen exceptional entry for this index, we better find it
* at that index as well...
*/
- if (WARN_ON_ONCE(!entry || !radix_tree_exceptional_entry(entry))) {
- spin_unlock_irq(&mapping->tree_lock);
- return 0;
- }
- radix_tree_delete(&mapping->page_tree, index);
- mapping->nrexceptional--;
- spin_unlock_irq(&mapping->tree_lock);
- dax_wake_mapping_entry_waiter(mapping, index, entry, true);
+ WARN_ON_ONCE(!ret);
+ return ret;
+}
- return 1;
+/*
+ * Invalidate exceptional DAX entry if easily possible. This handles DAX
+ * entries for invalidate_inode_pages() so we evict the entry only if we can
+ * do so without blocking.
+ */
+int dax_invalidate_mapping_entry(struct address_space *mapping, pgoff_t index)
+{
+ int ret = 0;
+ void *entry, **slot;
+ struct radix_tree_root *page_tree = &mapping->page_tree;
+
+ spin_lock_irq(&mapping->tree_lock);
+ entry = __radix_tree_lookup(page_tree, index, NULL, &slot);
+ if (!entry || !radix_tree_exceptional_entry(entry) ||
+ slot_locked(mapping, slot))
+ goto out;
+ if (radix_tree_tag_get(page_tree, index, PAGECACHE_TAG_DIRTY) ||
+ radix_tree_tag_get(page_tree, index, PAGECACHE_TAG_TOWRITE))
+ goto out;
+ radix_tree_delete(page_tree, index);
+ mapping->nrexceptional--;
+ ret = 1;
+out:
+ spin_unlock_irq(&mapping->tree_lock);
+ if (ret)
+ dax_wake_mapping_entry_waiter(mapping, index, entry, true);
+ return ret;
+}
+
+/*
+ * Invalidate exceptional DAX entry if it is clean.
+ */
+int dax_invalidate_mapping_entry_sync(struct address_space *mapping,
+ pgoff_t index)
+{
+ return __dax_invalidate_mapping_entry(mapping, index, false);
}
/*
@@ -488,15 +539,16 @@
* otherwise it will simply fall out of the page cache under memory
* pressure without ever having been dirtied.
*/
-static int dax_load_hole(struct address_space *mapping, void *entry,
+static int dax_load_hole(struct address_space *mapping, void **entry,
struct vm_fault *vmf)
{
struct page *page;
+ int ret;
/* Hole page already exists? Return it... */
- if (!radix_tree_exceptional_entry(entry)) {
- vmf->page = entry;
- return VM_FAULT_LOCKED;
+ if (!radix_tree_exceptional_entry(*entry)) {
+ page = *entry;
+ goto out;
}
/* This will replace locked radix tree entry with a hole page */
@@ -504,8 +556,17 @@
vmf->gfp_mask | __GFP_ZERO);
if (!page)
return VM_FAULT_OOM;
+ out:
vmf->page = page;
- return VM_FAULT_LOCKED;
+ ret = finish_fault(vmf);
+ vmf->page = NULL;
+ *entry = page;
+ if (!ret) {
+ /* Grab reference for PTE that is now referencing the page */
+ get_page(page);
+ return VM_FAULT_NOPAGE;
+ }
+ return ret;
}
static int copy_user_dax(struct block_device *bdev, sector_t sector, size_t size,
@@ -934,6 +995,17 @@
if (WARN_ON_ONCE(iomap->type != IOMAP_MAPPED))
return -EIO;
+ /*
+ * Write can allocate block for an area which has a hole page mapped
+ * into page tables. We have to tear down these mappings so that data
+ * written by write(2) is visible in mmap.
+ */
+ if ((iomap->flags & IOMAP_F_NEW) && inode->i_mapping->nrpages) {
+ invalidate_inode_pages2_range(inode->i_mapping,
+ pos >> PAGE_SHIFT,
+ (end - 1) >> PAGE_SHIFT);
+ }
+
while (pos < end) {
unsigned offset = pos & (PAGE_SIZE - 1);
struct blk_dax_ctl dax = { 0 };
@@ -992,23 +1064,6 @@
if (iov_iter_rw(iter) == WRITE)
flags |= IOMAP_WRITE;
- /*
- * Yes, even DAX files can have page cache attached to them: A zeroed
- * page is inserted into the pagecache when we have to serve a write
- * fault on a hole. It should never be dirtied and can simply be
- * dropped from the pagecache once we get real data for the page.
- *
- * XXX: This is racy against mmap, and there's nothing we can do about
- * it. We'll eventually need to shift this down even further so that
- * we can check if we allocated blocks over a hole first.
- */
- if (mapping->nrpages) {
- ret = invalidate_inode_pages2_range(mapping,
- pos >> PAGE_SHIFT,
- (pos + iov_iter_count(iter) - 1) >> PAGE_SHIFT);
- WARN_ON_ONCE(ret);
- }
-
while (iov_iter_count(iter)) {
ret = iomap_apply(inode, pos, iov_iter_count(iter), flags, ops,
iter, dax_iomap_actor);
@@ -1023,6 +1078,15 @@
}
EXPORT_SYMBOL_GPL(dax_iomap_rw);
+static int dax_fault_return(int error)
+{
+ if (error == 0)
+ return VM_FAULT_NOPAGE;
+ if (error == -ENOMEM)
+ return VM_FAULT_OOM;
+ return VM_FAULT_SIGBUS;
+}
+
/**
* dax_iomap_fault - handle a page fault on a DAX file
* @vma: The virtual memory area where the fault occurred
@@ -1055,12 +1119,6 @@
if (pos >= i_size_read(inode))
return VM_FAULT_SIGBUS;
- entry = grab_mapping_entry(mapping, vmf->pgoff, 0);
- if (IS_ERR(entry)) {
- error = PTR_ERR(entry);
- goto out;
- }
-
if ((vmf->flags & FAULT_FLAG_WRITE) && !vmf->cow_page)
flags |= IOMAP_WRITE;
@@ -1071,9 +1129,15 @@
*/
error = ops->iomap_begin(inode, pos, PAGE_SIZE, flags, &iomap);
if (error)
- goto unlock_entry;
+ return dax_fault_return(error);
if (WARN_ON_ONCE(iomap.offset + iomap.length < pos + PAGE_SIZE)) {
- error = -EIO; /* fs corruption? */
+ vmf_ret = dax_fault_return(-EIO); /* fs corruption? */
+ goto finish_iomap;
+ }
+
+ entry = grab_mapping_entry(mapping, vmf->pgoff, 0);
+ if (IS_ERR(entry)) {
+ vmf_ret = dax_fault_return(PTR_ERR(entry));
goto finish_iomap;
}
@@ -1096,13 +1160,13 @@
}
if (error)
- goto finish_iomap;
+ goto error_unlock_entry;
__SetPageUptodate(vmf->cow_page);
vmf_ret = finish_fault(vmf);
if (!vmf_ret)
vmf_ret = VM_FAULT_DONE_COW;
- goto finish_iomap;
+ goto unlock_entry;
}
switch (iomap.type) {
@@ -1114,12 +1178,15 @@
}
error = dax_insert_mapping(mapping, iomap.bdev, sector,
PAGE_SIZE, &entry, vma, vmf);
+ /* -EBUSY is fine, somebody else faulted on the same PTE */
+ if (error == -EBUSY)
+ error = 0;
break;
case IOMAP_UNWRITTEN:
case IOMAP_HOLE:
if (!(vmf->flags & FAULT_FLAG_WRITE)) {
- vmf_ret = dax_load_hole(mapping, entry, vmf);
- break;
+ vmf_ret = dax_load_hole(mapping, &entry, vmf);
+ goto unlock_entry;
}
/*FALLTHRU*/
default:
@@ -1128,31 +1195,25 @@
break;
}
+ error_unlock_entry:
+ vmf_ret = dax_fault_return(error) | major;
+ unlock_entry:
+ put_locked_mapping_entry(mapping, vmf->pgoff, entry);
finish_iomap:
if (ops->iomap_end) {
- if (error || (vmf_ret & VM_FAULT_ERROR)) {
- /* keep previous error */
- ops->iomap_end(inode, pos, PAGE_SIZE, 0, flags,
- &iomap);
- } else {
- error = ops->iomap_end(inode, pos, PAGE_SIZE,
- PAGE_SIZE, flags, &iomap);
- }
+ int copied = PAGE_SIZE;
+
+ if (vmf_ret & VM_FAULT_ERROR)
+ copied = 0;
+ /*
+ * The fault is done by now and there's no way back (other
+ * thread may be already happily using PTE we have installed).
+ * Just ignore error from ->iomap_end since we cannot do much
+ * with it.
+ */
+ ops->iomap_end(inode, pos, PAGE_SIZE, copied, flags, &iomap);
}
- unlock_entry:
- if (vmf_ret != VM_FAULT_LOCKED || error)
- put_locked_mapping_entry(mapping, vmf->pgoff, entry);
- out:
- if (error == -ENOMEM)
- return VM_FAULT_OOM | major;
- /* -EBUSY is fine, somebody else faulted on the same PTE */
- if (error < 0 && error != -EBUSY)
- return VM_FAULT_SIGBUS | major;
- if (vmf_ret) {
- WARN_ON_ONCE(error); /* -EBUSY from ops->iomap_end? */
- return vmf_ret;
- }
- return VM_FAULT_NOPAGE | major;
+ return vmf_ret;
}
EXPORT_SYMBOL_GPL(dax_iomap_fault);
@@ -1277,16 +1338,6 @@
goto fallback;
/*
- * grab_mapping_entry() will make sure we get a 2M empty entry, a DAX
- * PMD or a HZP entry. If it can't (because a 4k page is already in
- * the tree, for instance), it will return -EEXIST and we just fall
- * back to 4k entries.
- */
- entry = grab_mapping_entry(mapping, pgoff, RADIX_DAX_PMD);
- if (IS_ERR(entry))
- goto fallback;
-
- /*
* Note that we don't use iomap_apply here. We aren't doing I/O, only
* setting up a mapping, so really we're using iomap_begin() as a way
* to look up our filesystem block.
@@ -1294,10 +1345,21 @@
pos = (loff_t)pgoff << PAGE_SHIFT;
error = ops->iomap_begin(inode, pos, PMD_SIZE, iomap_flags, &iomap);
if (error)
- goto unlock_entry;
+ goto fallback;
+
if (iomap.offset + iomap.length < pos + PMD_SIZE)
goto finish_iomap;
+ /*
+ * grab_mapping_entry() will make sure we get a 2M empty entry, a DAX
+ * PMD or a HZP entry. If it can't (because a 4k page is already in
+ * the tree, for instance), it will return -EEXIST and we just fall
+ * back to 4k entries.
+ */
+ entry = grab_mapping_entry(mapping, pgoff, RADIX_DAX_PMD);
+ if (IS_ERR(entry))
+ goto finish_iomap;
+
vmf.pgoff = pgoff;
vmf.flags = flags;
vmf.gfp_mask = mapping_gfp_mask(mapping) | __GFP_IO;
@@ -1310,7 +1372,7 @@
case IOMAP_UNWRITTEN:
case IOMAP_HOLE:
if (WARN_ON_ONCE(write))
- goto finish_iomap;
+ goto unlock_entry;
result = dax_pmd_load_hole(vma, pmd, &vmf, address, &iomap,
&entry);
break;
@@ -1319,20 +1381,23 @@
break;
}
- finish_iomap:
- if (ops->iomap_end) {
- if (result == VM_FAULT_FALLBACK) {
- ops->iomap_end(inode, pos, PMD_SIZE, 0, iomap_flags,
- &iomap);
- } else {
- error = ops->iomap_end(inode, pos, PMD_SIZE, PMD_SIZE,
- iomap_flags, &iomap);
- if (error)
- result = VM_FAULT_FALLBACK;
- }
- }
unlock_entry:
put_locked_mapping_entry(mapping, pgoff, entry);
+ finish_iomap:
+ if (ops->iomap_end) {
+ int copied = PMD_SIZE;
+
+ if (result == VM_FAULT_FALLBACK)
+ copied = 0;
+ /*
+ * The fault is done by now and there's no way back (other
+ * thread may be already happily using PMD we have installed).
+ * Just ignore error from ->iomap_end since we cannot do much
+ * with it.
+ */
+ ops->iomap_end(inode, pos, PMD_SIZE, copied, iomap_flags,
+ &iomap);
+ }
fallback:
if (result == VM_FAULT_FALLBACK) {
split_huge_pmd(vma, pmd, address);
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 0093ea2..f073bfc 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -751,9 +751,8 @@
mutex_unlock(&ei->truncate_mutex);
goto cleanup;
}
- } else {
- *new = true;
}
+ *new = true;
ext2_splice_branch(inode, iblock, partial, indirect_blks, count);
mutex_unlock(&ei->truncate_mutex);
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index b5f1844..d663d3d 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -258,7 +258,6 @@
static int ext4_dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
{
int result;
- handle_t *handle = NULL;
struct inode *inode = file_inode(vma->vm_file);
struct super_block *sb = inode->i_sb;
bool write = vmf->flags & FAULT_FLAG_WRITE;
@@ -266,24 +265,12 @@
if (write) {
sb_start_pagefault(sb);
file_update_time(vma->vm_file);
- down_read(&EXT4_I(inode)->i_mmap_sem);
- handle = ext4_journal_start_sb(sb, EXT4_HT_WRITE_PAGE,
- EXT4_DATA_TRANS_BLOCKS(sb));
- } else
- down_read(&EXT4_I(inode)->i_mmap_sem);
-
- if (IS_ERR(handle))
- result = VM_FAULT_SIGBUS;
- else
- result = dax_iomap_fault(vma, vmf, &ext4_iomap_ops);
-
- if (write) {
- if (!IS_ERR(handle))
- ext4_journal_stop(handle);
- up_read(&EXT4_I(inode)->i_mmap_sem);
+ }
+ down_read(&EXT4_I(inode)->i_mmap_sem);
+ result = dax_iomap_fault(vma, vmf, &ext4_iomap_ops);
+ up_read(&EXT4_I(inode)->i_mmap_sem);
+ if (write)
sb_end_pagefault(sb);
- } else
- up_read(&EXT4_I(inode)->i_mmap_sem);
return result;
}
@@ -292,7 +279,6 @@
pmd_t *pmd, unsigned int flags)
{
int result;
- handle_t *handle = NULL;
struct inode *inode = file_inode(vma->vm_file);
struct super_block *sb = inode->i_sb;
bool write = flags & FAULT_FLAG_WRITE;
@@ -300,27 +286,13 @@
if (write) {
sb_start_pagefault(sb);
file_update_time(vma->vm_file);
- down_read(&EXT4_I(inode)->i_mmap_sem);
- handle = ext4_journal_start_sb(sb, EXT4_HT_WRITE_PAGE,
- ext4_chunk_trans_blocks(inode,
- PMD_SIZE / PAGE_SIZE));
- } else
- down_read(&EXT4_I(inode)->i_mmap_sem);
-
- if (IS_ERR(handle))
- result = VM_FAULT_SIGBUS;
- else {
- result = dax_iomap_pmd_fault(vma, addr, pmd, flags,
- &ext4_iomap_ops);
}
-
- if (write) {
- if (!IS_ERR(handle))
- ext4_journal_stop(handle);
- up_read(&EXT4_I(inode)->i_mmap_sem);
+ down_read(&EXT4_I(inode)->i_mmap_sem);
+ result = dax_iomap_pmd_fault(vma, addr, pmd, flags,
+ &ext4_iomap_ops);
+ up_read(&EXT4_I(inode)->i_mmap_sem);
+ if (write)
sb_end_pagefault(sb);
- } else
- up_read(&EXT4_I(inode)->i_mmap_sem);
return result;
}
diff --git a/fs/notify/mark.c b/fs/notify/mark.c
index d3fea0b..6043306 100644
--- a/fs/notify/mark.c
+++ b/fs/notify/mark.c
@@ -510,18 +510,6 @@
}
}
-void fsnotify_duplicate_mark(struct fsnotify_mark *new, struct fsnotify_mark *old)
-{
- assert_spin_locked(&old->lock);
- new->inode = old->inode;
- new->mnt = old->mnt;
- if (old->group)
- fsnotify_get_group(old->group);
- new->group = old->group;
- new->mask = old->mask;
- new->free_mark = old->free_mark;
-}
-
/*
* Nothing fancy, just initialize lists and locks and counters.
*/
diff --git a/fs/xfs/libxfs/xfs_ag_resv.c b/fs/xfs/libxfs/xfs_ag_resv.c
index e5ebc37..d346d42 100644
--- a/fs/xfs/libxfs/xfs_ag_resv.c
+++ b/fs/xfs/libxfs/xfs_ag_resv.c
@@ -256,6 +256,9 @@
goto out;
}
+ ASSERT(xfs_perag_resv(pag, XFS_AG_RESV_METADATA)->ar_reserved +
+ xfs_perag_resv(pag, XFS_AG_RESV_AGFL)->ar_reserved <=
+ pag->pagf_freeblks + pag->pagf_flcount);
out:
return error;
}
diff --git a/fs/xfs/libxfs/xfs_refcount_btree.c b/fs/xfs/libxfs/xfs_refcount_btree.c
index 6fb2215..50add52 100644
--- a/fs/xfs/libxfs/xfs_refcount_btree.c
+++ b/fs/xfs/libxfs/xfs_refcount_btree.c
@@ -409,13 +409,14 @@
*/
xfs_extlen_t
xfs_refcountbt_max_size(
- struct xfs_mount *mp)
+ struct xfs_mount *mp,
+ xfs_agblock_t agblocks)
{
/* Bail out if we're uninitialized, which can happen in mkfs. */
if (mp->m_refc_mxr[0] == 0)
return 0;
- return xfs_refcountbt_calc_size(mp, mp->m_sb.sb_agblocks);
+ return xfs_refcountbt_calc_size(mp, agblocks);
}
/*
@@ -430,22 +431,24 @@
{
struct xfs_buf *agbp;
struct xfs_agf *agf;
+ xfs_agblock_t agblocks;
xfs_extlen_t tree_len;
int error;
if (!xfs_sb_version_hasreflink(&mp->m_sb))
return 0;
- *ask += xfs_refcountbt_max_size(mp);
error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp);
if (error)
return error;
agf = XFS_BUF_TO_AGF(agbp);
+ agblocks = be32_to_cpu(agf->agf_length);
tree_len = be32_to_cpu(agf->agf_refcount_blocks);
xfs_buf_relse(agbp);
+ *ask += xfs_refcountbt_max_size(mp, agblocks);
*used += tree_len;
return error;
diff --git a/fs/xfs/libxfs/xfs_refcount_btree.h b/fs/xfs/libxfs/xfs_refcount_btree.h
index 3be7768..9db008b 100644
--- a/fs/xfs/libxfs/xfs_refcount_btree.h
+++ b/fs/xfs/libxfs/xfs_refcount_btree.h
@@ -66,7 +66,8 @@
extern xfs_extlen_t xfs_refcountbt_calc_size(struct xfs_mount *mp,
unsigned long long len);
-extern xfs_extlen_t xfs_refcountbt_max_size(struct xfs_mount *mp);
+extern xfs_extlen_t xfs_refcountbt_max_size(struct xfs_mount *mp,
+ xfs_agblock_t agblocks);
extern int xfs_refcountbt_calc_reserves(struct xfs_mount *mp,
xfs_agnumber_t agno, xfs_extlen_t *ask, xfs_extlen_t *used);
diff --git a/fs/xfs/libxfs/xfs_rmap_btree.c b/fs/xfs/libxfs/xfs_rmap_btree.c
index de25771..74e5a54 100644
--- a/fs/xfs/libxfs/xfs_rmap_btree.c
+++ b/fs/xfs/libxfs/xfs_rmap_btree.c
@@ -550,13 +550,14 @@
*/
xfs_extlen_t
xfs_rmapbt_max_size(
- struct xfs_mount *mp)
+ struct xfs_mount *mp,
+ xfs_agblock_t agblocks)
{
/* Bail out if we're uninitialized, which can happen in mkfs. */
if (mp->m_rmap_mxr[0] == 0)
return 0;
- return xfs_rmapbt_calc_size(mp, mp->m_sb.sb_agblocks);
+ return xfs_rmapbt_calc_size(mp, agblocks);
}
/*
@@ -571,25 +572,24 @@
{
struct xfs_buf *agbp;
struct xfs_agf *agf;
- xfs_extlen_t pool_len;
+ xfs_agblock_t agblocks;
xfs_extlen_t tree_len;
int error;
if (!xfs_sb_version_hasrmapbt(&mp->m_sb))
return 0;
- /* Reserve 1% of the AG or enough for 1 block per record. */
- pool_len = max(mp->m_sb.sb_agblocks / 100, xfs_rmapbt_max_size(mp));
- *ask += pool_len;
-
error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp);
if (error)
return error;
agf = XFS_BUF_TO_AGF(agbp);
+ agblocks = be32_to_cpu(agf->agf_length);
tree_len = be32_to_cpu(agf->agf_rmap_blocks);
xfs_buf_relse(agbp);
+ /* Reserve 1% of the AG or enough for 1 block per record. */
+ *ask += max(agblocks / 100, xfs_rmapbt_max_size(mp, agblocks));
*used += tree_len;
return error;
diff --git a/fs/xfs/libxfs/xfs_rmap_btree.h b/fs/xfs/libxfs/xfs_rmap_btree.h
index 2a9ac47..19c08e9 100644
--- a/fs/xfs/libxfs/xfs_rmap_btree.h
+++ b/fs/xfs/libxfs/xfs_rmap_btree.h
@@ -60,7 +60,8 @@
extern xfs_extlen_t xfs_rmapbt_calc_size(struct xfs_mount *mp,
unsigned long long len);
-extern xfs_extlen_t xfs_rmapbt_max_size(struct xfs_mount *mp);
+extern xfs_extlen_t xfs_rmapbt_max_size(struct xfs_mount *mp,
+ xfs_agblock_t agblocks);
extern int xfs_rmapbt_calc_reserves(struct xfs_mount *mp,
xfs_agnumber_t agno, xfs_extlen_t *ask, xfs_extlen_t *used);
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index 93d12fa..242e809 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -631,6 +631,20 @@
xfs_set_low_space_thresholds(mp);
mp->m_alloc_set_aside = xfs_alloc_set_aside(mp);
+ /*
+ * If we expanded the last AG, free the per-AG reservation
+ * so we can reinitialize it with the new size.
+ */
+ if (new) {
+ struct xfs_perag *pag;
+
+ pag = xfs_perag_get(mp, agno);
+ error = xfs_ag_resv_free(pag);
+ xfs_perag_put(pag);
+ if (error)
+ goto out;
+ }
+
/* Reserve AG metadata blocks. */
error = xfs_fs_reserve_ag_blocks(mp);
if (error && error != -ENOSPC)
diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c
index ff4d631..70ca4f6 100644
--- a/fs/xfs/xfs_icache.c
+++ b/fs/xfs/xfs_icache.c
@@ -1597,7 +1597,8 @@
* If the mapping is dirty or under writeback we cannot touch the
* CoW fork. Leave it alone if we're in the midst of a directio.
*/
- if (mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_DIRTY) ||
+ if ((VFS_I(ip)->i_state & I_DIRTY_PAGES) ||
+ mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_DIRTY) ||
mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_WRITEBACK) ||
atomic_read(&VFS_I(ip)->i_dio_count))
return 0;
diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
index fe86a66..6e4c744 100644
--- a/fs/xfs/xfs_refcount_item.c
+++ b/fs/xfs/xfs_refcount_item.c
@@ -526,13 +526,14 @@
xfs_refcount_finish_one_cleanup(tp, rcur, error);
error = xfs_defer_finish(&tp, &dfops, NULL);
if (error)
- goto abort_error;
+ goto abort_defer;
set_bit(XFS_CUI_RECOVERED, &cuip->cui_flags);
error = xfs_trans_commit(tp);
return error;
abort_error:
xfs_refcount_finish_one_cleanup(tp, rcur, error);
+abort_defer:
xfs_defer_cancel(&dfops);
xfs_trans_cancel(tp);
return error;
diff --git a/fs/xfs/xfs_sysfs.c b/fs/xfs/xfs_sysfs.c
index 276d302..de6195e 100644
--- a/fs/xfs/xfs_sysfs.c
+++ b/fs/xfs/xfs_sysfs.c
@@ -396,7 +396,7 @@
int retries;
struct xfs_error_cfg *cfg = to_error_cfg(kobject);
- if (cfg->retry_timeout == XFS_ERR_RETRY_FOREVER)
+ if (cfg->max_retries == XFS_ERR_RETRY_FOREVER)
retries = -1;
else
retries = cfg->max_retries;
@@ -422,7 +422,7 @@
return -EINVAL;
if (val == -1)
- cfg->retry_timeout = XFS_ERR_RETRY_FOREVER;
+ cfg->max_retries = XFS_ERR_RETRY_FOREVER;
else
cfg->max_retries = val;
return count;
diff --git a/include/asm-generic/asm-prototypes.h b/include/asm-generic/asm-prototypes.h
index df13637..939869c 100644
--- a/include/asm-generic/asm-prototypes.h
+++ b/include/asm-generic/asm-prototypes.h
@@ -1,7 +1,13 @@
#include <linux/bitops.h>
+#undef __memset
extern void *__memset(void *, int, __kernel_size_t);
+#undef __memcpy
extern void *__memcpy(void *, const void *, __kernel_size_t);
+#undef __memmove
extern void *__memmove(void *, const void *, __kernel_size_t);
+#undef memset
extern void *memset(void *, int, __kernel_size_t);
+#undef memcpy
extern void *memcpy(void *, const void *, __kernel_size_t);
+#undef memmove
extern void *memmove(void *, const void *, __kernel_size_t);
diff --git a/include/dt-bindings/mfd/tps65217.h b/include/dt-bindings/mfd/tps65217.h
deleted file mode 100644
index cafb9e6..0000000
--- a/include/dt-bindings/mfd/tps65217.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * This header provides macros for TI TPS65217 DT bindings.
- *
- * Copyright (C) 2016 Texas Instruments
- *
- * 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.
- *
- * 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, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __DT_BINDINGS_TPS65217_H__
-#define __DT_BINDINGS_TPS65217_H__
-
-#define TPS65217_IRQ_USB 0
-#define TPS65217_IRQ_AC 1
-#define TPS65217_IRQ_PB 2
-
-#endif
diff --git a/include/linux/dax.h b/include/linux/dax.h
index f97bcfe..24ad711 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -41,6 +41,9 @@
int dax_iomap_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
struct iomap_ops *ops);
int dax_delete_mapping_entry(struct address_space *mapping, pgoff_t index);
+int dax_invalidate_mapping_entry(struct address_space *mapping, pgoff_t index);
+int dax_invalidate_mapping_entry_sync(struct address_space *mapping,
+ pgoff_t index);
void dax_wake_mapping_entry_waiter(struct address_space *mapping,
pgoff_t index, void *entry, bool wake_all);
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 7023142..a0934e6 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -610,7 +610,6 @@
struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
const struct bpf_insn *patch, u32 len);
void bpf_warn_invalid_xdp_action(u32 act);
-void bpf_warn_invalid_xdp_buffer(void);
#ifdef CONFIG_BPF_JIT
extern int bpf_jit_enable;
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 0cf34d6..4872465 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -323,8 +323,6 @@
extern struct fsnotify_mark *fsnotify_find_inode_mark(struct fsnotify_group *group, struct inode *inode);
/* find (and take a reference) to a mark associated with group and vfsmount */
extern struct fsnotify_mark *fsnotify_find_vfsmount_mark(struct fsnotify_group *group, struct vfsmount *mnt);
-/* copy the values from old into new */
-extern void fsnotify_duplicate_mark(struct fsnotify_mark *new, struct fsnotify_mark *old);
/* set the ignored_mask of a mark */
extern void fsnotify_set_mark_ignored_mask_locked(struct fsnotify_mark *mark, __u32 mask);
/* set the mask of a mark (might pin the object into memory */
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index e0341af..76f3975 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -146,15 +146,6 @@
DISK_EVENT_EJECT_REQUEST = 1 << 1, /* eject requested */
};
-#define BLK_SCSI_MAX_CMDS (256)
-#define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
-
-struct blk_scsi_cmd_filter {
- unsigned long read_ok[BLK_SCSI_CMD_PER_LONG];
- unsigned long write_ok[BLK_SCSI_CMD_PER_LONG];
- struct kobject kobj;
-};
-
struct disk_part_tbl {
struct rcu_head rcu_head;
int len;
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index 228bd44..497f2b3 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -116,6 +116,16 @@
};
/**
+ * struct st_sensor_das - ST sensor device data alignment selection
+ * @addr: address of the register.
+ * @mask: mask to write the das flag for left alignment.
+ */
+struct st_sensor_das {
+ u8 addr;
+ u8 mask;
+};
+
+/**
* struct st_sensor_data_ready_irq - ST sensor device data-ready interrupt
* @addr: address of the register.
* @mask_int1: mask to enable/disable IRQ on INT1 pin.
@@ -185,6 +195,7 @@
* @enable_axis: Enable one or more axis of the sensor.
* @fs: Full scale register and full scale list available.
* @bdu: Block data update register.
+ * @das: Data Alignment Selection register.
* @drdy_irq: Data ready register of the sensor.
* @multi_read_bit: Use or not particular bit for [I2C/SPI] multi-read.
* @bootime: samples to discard when sensor passing from power-down to power-up.
@@ -200,6 +211,7 @@
struct st_sensor_axis enable_axis;
struct st_sensor_fullscale fs;
struct st_sensor_bdu bdu;
+ struct st_sensor_das das;
struct st_sensor_data_ready_irq drdy_irq;
bool multi_read_bit;
unsigned int bootime;
diff --git a/include/linux/mdev.h b/include/linux/mdev.h
index ec819e9..b6e048e 100644
--- a/include/linux/mdev.h
+++ b/include/linux/mdev.h
@@ -13,34 +13,10 @@
#ifndef MDEV_H
#define MDEV_H
-/* Parent device */
-struct parent_device {
- struct device *dev;
- const struct parent_ops *ops;
-
- /* internal */
- struct kref ref;
- struct mutex lock;
- struct list_head next;
- struct kset *mdev_types_kset;
- struct list_head type_list;
-};
-
-/* Mediated device */
-struct mdev_device {
- struct device dev;
- struct parent_device *parent;
- uuid_le uuid;
- void *driver_data;
-
- /* internal */
- struct kref ref;
- struct list_head next;
- struct kobject *type_kobj;
-};
+struct mdev_device;
/**
- * struct parent_ops - Structure to be registered for each parent device to
+ * struct mdev_parent_ops - Structure to be registered for each parent device to
* register the device to mdev module.
*
* @owner: The module owner.
@@ -86,10 +62,9 @@
* @mdev: mediated device structure
* @vma: vma structure
* Parent device that support mediated device should be registered with mdev
- * module with parent_ops structure.
+ * module with mdev_parent_ops structure.
**/
-
-struct parent_ops {
+struct mdev_parent_ops {
struct module *owner;
const struct attribute_group **dev_attr_groups;
const struct attribute_group **mdev_attr_groups;
@@ -103,7 +78,7 @@
size_t count, loff_t *ppos);
ssize_t (*write)(struct mdev_device *mdev, const char __user *buf,
size_t count, loff_t *ppos);
- ssize_t (*ioctl)(struct mdev_device *mdev, unsigned int cmd,
+ long (*ioctl)(struct mdev_device *mdev, unsigned int cmd,
unsigned long arg);
int (*mmap)(struct mdev_device *mdev, struct vm_area_struct *vma);
};
@@ -142,27 +117,22 @@
};
#define to_mdev_driver(drv) container_of(drv, struct mdev_driver, driver)
-#define to_mdev_device(dev) container_of(dev, struct mdev_device, dev)
-static inline void *mdev_get_drvdata(struct mdev_device *mdev)
-{
- return mdev->driver_data;
-}
-
-static inline void mdev_set_drvdata(struct mdev_device *mdev, void *data)
-{
- mdev->driver_data = data;
-}
+extern void *mdev_get_drvdata(struct mdev_device *mdev);
+extern void mdev_set_drvdata(struct mdev_device *mdev, void *data);
+extern uuid_le mdev_uuid(struct mdev_device *mdev);
extern struct bus_type mdev_bus_type;
-#define dev_is_mdev(d) ((d)->bus == &mdev_bus_type)
-
extern int mdev_register_device(struct device *dev,
- const struct parent_ops *ops);
+ const struct mdev_parent_ops *ops);
extern void mdev_unregister_device(struct device *dev);
extern int mdev_register_driver(struct mdev_driver *drv, struct module *owner);
extern void mdev_unregister_driver(struct mdev_driver *drv);
+extern struct device *mdev_parent_dev(struct mdev_device *mdev);
+extern struct device *mdev_dev(struct mdev_device *mdev);
+extern struct mdev_device *mdev_from_dev(struct device *dev);
+
#endif /* MDEV_H */
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 93bdb34..6533c16 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -1384,6 +1384,8 @@
int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv);
int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port,
bool *vlan_offload_disabled);
+void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
+ struct _rule_hw *eth_header);
int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx);
int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 9f48936..52b4374 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -1071,11 +1071,6 @@
MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
};
-enum {
- MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
- MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP = 0x2,
-};
-
static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
{
if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 0ae5536..735b363 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -123,7 +123,6 @@
MLX5_REG_HOST_ENDIANNESS = 0x7004,
MLX5_REG_MCIA = 0x9014,
MLX5_REG_MLCR = 0x902b,
- MLX5_REG_MPCNT = 0x9051,
};
enum mlx5_dcbx_oper_mode {
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 57bec54..a852e9d 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1757,80 +1757,6 @@
u8 reserved_at_4c0[0x300];
};
-struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits {
- u8 life_time_counter_high[0x20];
-
- u8 life_time_counter_low[0x20];
-
- u8 rx_errors[0x20];
-
- u8 tx_errors[0x20];
-
- u8 l0_to_recovery_eieos[0x20];
-
- u8 l0_to_recovery_ts[0x20];
-
- u8 l0_to_recovery_framing[0x20];
-
- u8 l0_to_recovery_retrain[0x20];
-
- u8 crc_error_dllp[0x20];
-
- u8 crc_error_tlp[0x20];
-
- u8 reserved_at_140[0x680];
-};
-
-struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits {
- u8 life_time_counter_high[0x20];
-
- u8 life_time_counter_low[0x20];
-
- u8 time_to_boot_image_start[0x20];
-
- u8 time_to_link_image[0x20];
-
- u8 calibration_time[0x20];
-
- u8 time_to_first_perst[0x20];
-
- u8 time_to_detect_state[0x20];
-
- u8 time_to_l0[0x20];
-
- u8 time_to_crs_en[0x20];
-
- u8 time_to_plastic_image_start[0x20];
-
- u8 time_to_iron_image_start[0x20];
-
- u8 perst_handler[0x20];
-
- u8 times_in_l1[0x20];
-
- u8 times_in_l23[0x20];
-
- u8 dl_down[0x20];
-
- u8 config_cycle1usec[0x20];
-
- u8 config_cycle2to7usec[0x20];
-
- u8 config_cycle_8to15usec[0x20];
-
- u8 config_cycle_16_to_63usec[0x20];
-
- u8 config_cycle_64usec[0x20];
-
- u8 correctable_err_msg_sent[0x20];
-
- u8 non_fatal_err_msg_sent[0x20];
-
- u8 fatal_err_msg_sent[0x20];
-
- u8 reserved_at_2e0[0x4e0];
-};
-
struct mlx5_ifc_cmd_inter_comp_event_bits {
u8 command_completion_vector[0x20];
@@ -2995,12 +2921,6 @@
u8 reserved_at_0[0x7c0];
};
-union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits {
- struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits pcie_perf_cntrs_grp_data_layout;
- struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits pcie_tas_cntrs_grp_data_layout;
- u8 reserved_at_0[0x7c0];
-};
-
union mlx5_ifc_event_auto_bits {
struct mlx5_ifc_comp_event_bits comp_event;
struct mlx5_ifc_dct_events_bits dct_events;
@@ -7320,18 +7240,6 @@
union mlx5_ifc_eth_cntrs_grp_data_layout_auto_bits counter_set;
};
-struct mlx5_ifc_mpcnt_reg_bits {
- u8 reserved_at_0[0x8];
- u8 pcie_index[0x8];
- u8 reserved_at_10[0xa];
- u8 grp[0x6];
-
- u8 clr[0x1];
- u8 reserved_at_21[0x1f];
-
- union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits counter_set;
-};
-
struct mlx5_ifc_ppad_reg_bits {
u8 reserved_at_0[0x3];
u8 single_mac[0x1];
@@ -7937,7 +7845,6 @@
struct mlx5_ifc_pmtu_reg_bits pmtu_reg;
struct mlx5_ifc_ppad_reg_bits ppad_reg;
struct mlx5_ifc_ppcnt_reg_bits ppcnt_reg;
- struct mlx5_ifc_mpcnt_reg_bits mpcnt_reg;
struct mlx5_ifc_pplm_reg_bits pplm_reg;
struct mlx5_ifc_pplr_reg_bits pplr_reg;
struct mlx5_ifc_ppsc_reg_bits ppsc_reg;
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index c56b398..6b5818d 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -73,13 +73,13 @@
*/
enum pageflags {
PG_locked, /* Page is locked. Don't touch. */
- PG_waiters, /* Page has waiters, check its waitqueue */
PG_error,
PG_referenced,
PG_uptodate,
PG_dirty,
PG_lru,
PG_active,
+ PG_waiters, /* Page has waiters, check its waitqueue. Must be bit #7 and in the same byte as "PG_locked" */
PG_slab,
PG_owner_priv_1, /* Owner use. If pagecache, fs may use*/
PG_arch_1,
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 5dea8f6..52bda85 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -306,7 +306,9 @@
void radix_tree_replace_slot(struct radix_tree_root *root,
void **slot, void *item);
void __radix_tree_delete_node(struct radix_tree_root *root,
- struct radix_tree_node *node);
+ struct radix_tree_node *node,
+ radix_tree_update_node_t update_node,
+ void *private);
void *radix_tree_delete_item(struct radix_tree_root *, unsigned long, void *);
void *radix_tree_delete(struct radix_tree_root *, unsigned long);
void radix_tree_clear_tags(struct radix_tree_root *root,
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 183f37c..4ee479f 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -9,7 +9,13 @@
struct page;
struct scatterlist;
-extern int swiotlb_force;
+enum swiotlb_force {
+ SWIOTLB_NORMAL, /* Default - depending on HW DMA mask etc. */
+ SWIOTLB_FORCE, /* swiotlb=force */
+ SWIOTLB_NO_FORCE, /* swiotlb=noforce */
+};
+
+extern enum swiotlb_force swiotlb_force;
/*
* Maximum allowable number of contiguous slabs to map,
@@ -108,11 +114,14 @@
#ifdef CONFIG_SWIOTLB
extern void __init swiotlb_free(void);
+unsigned int swiotlb_max_segment(void);
#else
static inline void swiotlb_free(void) { }
+static inline unsigned int swiotlb_max_segment(void) { return 0; }
#endif
extern void swiotlb_print_info(void);
extern int is_swiotlb_buffer(phys_addr_t paddr);
+extern void swiotlb_set_max_segment(unsigned int);
#endif /* __LINUX_SWIOTLB_H */
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index f0cf5a1..0378e88 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -110,6 +110,7 @@
int sysctl_tcp_orphan_retries;
int sysctl_tcp_fin_timeout;
unsigned int sysctl_tcp_notsent_lowat;
+ int sysctl_tcp_tw_reuse;
int sysctl_igmp_max_memberships;
int sysctl_igmp_max_msf;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 207147b..6061963 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -252,7 +252,6 @@
extern int sysctl_tcp_rmem[3];
extern int sysctl_tcp_app_win;
extern int sysctl_tcp_adv_win_scale;
-extern int sysctl_tcp_tw_reuse;
extern int sysctl_tcp_frto;
extern int sysctl_tcp_low_latency;
extern int sysctl_tcp_nometrics_save;
diff --git a/include/trace/events/swiotlb.h b/include/trace/events/swiotlb.h
index 7ea4c5e..288c0c5 100644
--- a/include/trace/events/swiotlb.h
+++ b/include/trace/events/swiotlb.h
@@ -11,16 +11,16 @@
TP_PROTO(struct device *dev,
dma_addr_t dev_addr,
size_t size,
- int swiotlb_force),
+ enum swiotlb_force swiotlb_force),
TP_ARGS(dev, dev_addr, size, swiotlb_force),
TP_STRUCT__entry(
- __string( dev_name, dev_name(dev) )
- __field( u64, dma_mask )
- __field( dma_addr_t, dev_addr )
- __field( size_t, size )
- __field( int, swiotlb_force )
+ __string( dev_name, dev_name(dev) )
+ __field( u64, dma_mask )
+ __field( dma_addr_t, dev_addr )
+ __field( size_t, size )
+ __field( enum swiotlb_force, swiotlb_force )
),
TP_fast_assign(
@@ -37,7 +37,10 @@
__entry->dma_mask,
(unsigned long long)__entry->dev_addr,
__entry->size,
- __entry->swiotlb_force ? "swiotlb_force" : "" )
+ __print_symbolic(__entry->swiotlb_force,
+ { SWIOTLB_NORMAL, "NORMAL" },
+ { SWIOTLB_FORCE, "FORCE" },
+ { SWIOTLB_NO_FORCE, "NO_FORCE" }))
);
#endif /* _TRACE_SWIOTLB_H */
diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
index acc6369..b2a31a5 100644
--- a/include/uapi/linux/usb/functionfs.h
+++ b/include/uapi/linux/usb/functionfs.h
@@ -93,6 +93,7 @@
* | 0 | magic | LE32 | FUNCTIONFS_DESCRIPTORS_MAGIC_V2 |
* | 4 | length | LE32 | length of the whole data chunk |
* | 8 | flags | LE32 | combination of functionfs_flags |
+ * | | eventfd | LE32 | eventfd file descriptor |
* | | fs_count | LE32 | number of full-speed descriptors |
* | | hs_count | LE32 | number of high-speed descriptors |
* | | ss_count | LE32 | number of super-speed descriptors |
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 8b1dde9..7b44195 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -231,9 +231,11 @@
if (size)
new = alloc_chunk(size);
+ mutex_lock(&entry->group->mark_mutex);
spin_lock(&entry->lock);
if (chunk->dead || !entry->inode) {
spin_unlock(&entry->lock);
+ mutex_unlock(&entry->group->mark_mutex);
if (new)
free_chunk(new);
goto out;
@@ -251,6 +253,7 @@
list_del_rcu(&chunk->hash);
spin_unlock(&hash_lock);
spin_unlock(&entry->lock);
+ mutex_unlock(&entry->group->mark_mutex);
fsnotify_destroy_mark(entry, audit_tree_group);
goto out;
}
@@ -258,8 +261,8 @@
if (!new)
goto Fallback;
- fsnotify_duplicate_mark(&new->mark, entry);
- if (fsnotify_add_mark(&new->mark, new->mark.group, new->mark.inode, NULL, 1)) {
+ if (fsnotify_add_mark_locked(&new->mark, entry->group, entry->inode,
+ NULL, 1)) {
fsnotify_put_mark(&new->mark);
goto Fallback;
}
@@ -293,6 +296,7 @@
owner->root = new;
spin_unlock(&hash_lock);
spin_unlock(&entry->lock);
+ mutex_unlock(&entry->group->mark_mutex);
fsnotify_destroy_mark(entry, audit_tree_group);
fsnotify_put_mark(&new->mark); /* drop initial reference */
goto out;
@@ -309,6 +313,7 @@
put_tree(owner);
spin_unlock(&hash_lock);
spin_unlock(&entry->lock);
+ mutex_unlock(&entry->group->mark_mutex);
out:
fsnotify_put_mark(entry);
spin_lock(&hash_lock);
@@ -386,18 +391,21 @@
chunk_entry = &chunk->mark;
+ mutex_lock(&old_entry->group->mark_mutex);
spin_lock(&old_entry->lock);
if (!old_entry->inode) {
/* old_entry is being shot, lets just lie */
spin_unlock(&old_entry->lock);
+ mutex_unlock(&old_entry->group->mark_mutex);
fsnotify_put_mark(old_entry);
free_chunk(chunk);
return -ENOENT;
}
- fsnotify_duplicate_mark(chunk_entry, old_entry);
- if (fsnotify_add_mark(chunk_entry, chunk_entry->group, chunk_entry->inode, NULL, 1)) {
+ if (fsnotify_add_mark_locked(chunk_entry, old_entry->group,
+ old_entry->inode, NULL, 1)) {
spin_unlock(&old_entry->lock);
+ mutex_unlock(&old_entry->group->mark_mutex);
fsnotify_put_mark(chunk_entry);
fsnotify_put_mark(old_entry);
return -ENOSPC;
@@ -413,6 +421,7 @@
chunk->dead = 1;
spin_unlock(&chunk_entry->lock);
spin_unlock(&old_entry->lock);
+ mutex_unlock(&old_entry->group->mark_mutex);
fsnotify_destroy_mark(chunk_entry, audit_tree_group);
@@ -445,6 +454,7 @@
spin_unlock(&hash_lock);
spin_unlock(&chunk_entry->lock);
spin_unlock(&old_entry->lock);
+ mutex_unlock(&old_entry->group->mark_mutex);
fsnotify_destroy_mark(old_entry, audit_tree_group);
fsnotify_put_mark(chunk_entry); /* drop initial reference */
fsnotify_put_mark(old_entry); /* pair to fsnotify_find mark_entry */
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 042fd7e..f75c4d0 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -1471,6 +1471,7 @@
bool multi_instance)
{
int cpu, ret = 0;
+ bool dynstate;
if (cpuhp_cb_check(state) || !name)
return -EINVAL;
@@ -1480,6 +1481,12 @@
ret = cpuhp_store_callbacks(state, name, startup, teardown,
multi_instance);
+ dynstate = state == CPUHP_AP_ONLINE_DYN;
+ if (ret > 0 && dynstate) {
+ state = ret;
+ ret = 0;
+ }
+
if (ret || !invoke || !startup)
goto out;
@@ -1508,7 +1515,7 @@
* If the requested state is CPUHP_AP_ONLINE_DYN, return the
* dynamically allocated state in case of success.
*/
- if (!ret && state == CPUHP_AP_ONLINE_DYN)
+ if (!ret && dynstate)
return state;
return ret;
}
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 6f382e0..0b92d60 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -640,6 +640,7 @@
update_node(node, private);
}
+ WARN_ON_ONCE(!list_empty(&node->private_list));
radix_tree_node_free(node);
}
}
@@ -666,6 +667,7 @@
root->rnode = NULL;
}
+ WARN_ON_ONCE(!list_empty(&node->private_list));
radix_tree_node_free(node);
node = parent;
@@ -767,6 +769,7 @@
struct radix_tree_node *old = child;
offset = child->offset + 1;
child = child->parent;
+ WARN_ON_ONCE(!list_empty(&node->private_list));
radix_tree_node_free(old);
if (old == entry_to_node(node))
return;
@@ -1824,15 +1827,19 @@
* __radix_tree_delete_node - try to free node after clearing a slot
* @root: radix tree root
* @node: node containing @index
+ * @update_node: callback for changing leaf nodes
+ * @private: private data to pass to @update_node
*
* After clearing the slot at @index in @node from radix tree
* rooted at @root, call this function to attempt freeing the
* node and shrinking the tree.
*/
void __radix_tree_delete_node(struct radix_tree_root *root,
- struct radix_tree_node *node)
+ struct radix_tree_node *node,
+ radix_tree_update_node_t update_node,
+ void *private)
{
- delete_node(root, node, NULL, NULL);
+ delete_node(root, node, update_node, private);
}
/**
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index cb1b54e..975b8fc 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -53,7 +53,7 @@
*/
#define IO_TLB_MIN_SLABS ((1<<20) >> IO_TLB_SHIFT)
-int swiotlb_force;
+enum swiotlb_force swiotlb_force;
/*
* Used to do a quick range check in swiotlb_tbl_unmap_single and
@@ -83,6 +83,12 @@
static unsigned int io_tlb_index;
/*
+ * Max segment that we can provide which (if pages are contingous) will
+ * not be bounced (unless SWIOTLB_FORCE is set).
+ */
+unsigned int max_segment;
+
+/*
* We need to save away the original address corresponding to a mapped entry
* for the sync operations.
*/
@@ -106,8 +112,12 @@
}
if (*str == ',')
++str;
- if (!strcmp(str, "force"))
- swiotlb_force = 1;
+ if (!strcmp(str, "force")) {
+ swiotlb_force = SWIOTLB_FORCE;
+ } else if (!strcmp(str, "noforce")) {
+ swiotlb_force = SWIOTLB_NO_FORCE;
+ io_tlb_nslabs = 1;
+ }
return 0;
}
@@ -120,6 +130,20 @@
}
EXPORT_SYMBOL_GPL(swiotlb_nr_tbl);
+unsigned int swiotlb_max_segment(void)
+{
+ return max_segment;
+}
+EXPORT_SYMBOL_GPL(swiotlb_max_segment);
+
+void swiotlb_set_max_segment(unsigned int val)
+{
+ if (swiotlb_force == SWIOTLB_FORCE)
+ max_segment = 1;
+ else
+ max_segment = rounddown(val, PAGE_SIZE);
+}
+
/* default to 64MB */
#define IO_TLB_DEFAULT_SIZE (64UL<<20)
unsigned long swiotlb_size_or_default(void)
@@ -201,6 +225,7 @@
if (verbose)
swiotlb_print_info();
+ swiotlb_set_max_segment(io_tlb_nslabs << IO_TLB_SHIFT);
return 0;
}
@@ -279,6 +304,7 @@
rc = swiotlb_late_init_with_tbl(vstart, io_tlb_nslabs);
if (rc)
free_pages((unsigned long)vstart, order);
+
return rc;
}
@@ -333,6 +359,8 @@
late_alloc = 1;
+ swiotlb_set_max_segment(io_tlb_nslabs << IO_TLB_SHIFT);
+
return 0;
cleanup4:
@@ -347,6 +375,7 @@
io_tlb_end = 0;
io_tlb_start = 0;
io_tlb_nslabs = 0;
+ max_segment = 0;
return -ENOMEM;
}
@@ -375,6 +404,7 @@
PAGE_ALIGN(io_tlb_nslabs << IO_TLB_SHIFT));
}
io_tlb_nslabs = 0;
+ max_segment = 0;
}
int is_swiotlb_buffer(phys_addr_t paddr)
@@ -543,8 +573,15 @@
map_single(struct device *hwdev, phys_addr_t phys, size_t size,
enum dma_data_direction dir, unsigned long attrs)
{
- dma_addr_t start_dma_addr = phys_to_dma(hwdev, io_tlb_start);
+ dma_addr_t start_dma_addr;
+ if (swiotlb_force == SWIOTLB_NO_FORCE) {
+ dev_warn_ratelimited(hwdev, "Cannot do DMA to address %pa\n",
+ &phys);
+ return SWIOTLB_MAP_ERROR;
+ }
+
+ start_dma_addr = phys_to_dma(hwdev, io_tlb_start);
return swiotlb_tbl_map_single(hwdev, start_dma_addr, phys, size,
dir, attrs);
}
@@ -721,6 +758,9 @@
swiotlb_full(struct device *dev, size_t size, enum dma_data_direction dir,
int do_panic)
{
+ if (swiotlb_force == SWIOTLB_NO_FORCE)
+ return;
+
/*
* Ran out of IOMMU space for this operation. This is very bad.
* Unfortunately the drivers cannot handle this operation properly.
@@ -763,7 +803,7 @@
* we can safely return the device addr and not worry about bounce
* buffering it.
*/
- if (dma_capable(dev, dev_addr, size) && !swiotlb_force)
+ if (dma_capable(dev, dev_addr, size) && swiotlb_force != SWIOTLB_FORCE)
return dev_addr;
trace_swiotlb_bounced(dev, dev_addr, size, swiotlb_force);
@@ -904,7 +944,7 @@
phys_addr_t paddr = sg_phys(sg);
dma_addr_t dev_addr = phys_to_dma(hwdev, paddr);
- if (swiotlb_force ||
+ if (swiotlb_force == SWIOTLB_FORCE ||
!dma_capable(hwdev, dev_addr, sg->length)) {
phys_addr_t map = map_single(hwdev, sg_phys(sg),
sg->length, dir, attrs);
diff --git a/mm/filemap.c b/mm/filemap.c
index 82f26cd..d0e4d10 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -912,6 +912,29 @@
}
EXPORT_SYMBOL_GPL(add_page_wait_queue);
+#ifndef clear_bit_unlock_is_negative_byte
+
+/*
+ * PG_waiters is the high bit in the same byte as PG_lock.
+ *
+ * On x86 (and on many other architectures), we can clear PG_lock and
+ * test the sign bit at the same time. But if the architecture does
+ * not support that special operation, we just do this all by hand
+ * instead.
+ *
+ * The read of PG_waiters has to be after (or concurrently with) PG_locked
+ * being cleared, but a memory barrier should be unneccssary since it is
+ * in the same byte as PG_locked.
+ */
+static inline bool clear_bit_unlock_is_negative_byte(long nr, volatile void *mem)
+{
+ clear_bit_unlock(nr, mem);
+ /* smp_mb__after_atomic(); */
+ return test_bit(PG_waiters, mem);
+}
+
+#endif
+
/**
* unlock_page - unlock a locked page
* @page: the page
@@ -921,16 +944,19 @@
* mechanism between PageLocked pages and PageWriteback pages is shared.
* But that's OK - sleepers in wait_on_page_writeback() just go back to sleep.
*
- * The mb is necessary to enforce ordering between the clear_bit and the read
- * of the waitqueue (to avoid SMP races with a parallel wait_on_page_locked()).
+ * Note that this depends on PG_waiters being the sign bit in the byte
+ * that contains PG_locked - thus the BUILD_BUG_ON(). That allows us to
+ * clear the PG_locked bit and test PG_waiters at the same time fairly
+ * portably (architectures that do LL/SC can test any bit, while x86 can
+ * test the sign bit).
*/
void unlock_page(struct page *page)
{
+ BUILD_BUG_ON(PG_waiters != 7);
page = compound_head(page);
VM_BUG_ON_PAGE(!PageLocked(page), page);
- clear_bit_unlock(PG_locked, &page->flags);
- smp_mb__after_atomic();
- wake_up_page(page, PG_locked);
+ if (clear_bit_unlock_is_negative_byte(PG_locked, &page->flags))
+ wake_up_page_bit(page, PG_locked);
}
EXPORT_SYMBOL(unlock_page);
diff --git a/mm/memory.c b/mm/memory.c
index 7d23b50..9f2c15c 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3008,13 +3008,6 @@
ret = 0;
count_vm_event(THP_FILE_MAPPED);
out:
- /*
- * If we are going to fallback to pte mapping, do a
- * withdraw with pmd lock held.
- */
- if (arch_needs_pgtable_deposit() && ret == VM_FAULT_FALLBACK)
- vmf->prealloc_pte = pgtable_trans_huge_withdraw(vma->vm_mm,
- vmf->pmd);
spin_unlock(vmf->ptl);
return ret;
}
@@ -3055,20 +3048,18 @@
ret = do_set_pmd(vmf, page);
if (ret != VM_FAULT_FALLBACK)
- goto fault_handled;
+ return ret;
}
if (!vmf->pte) {
ret = pte_alloc_one_map(vmf);
if (ret)
- goto fault_handled;
+ return ret;
}
/* Re-check under ptl */
- if (unlikely(!pte_none(*vmf->pte))) {
- ret = VM_FAULT_NOPAGE;
- goto fault_handled;
- }
+ if (unlikely(!pte_none(*vmf->pte)))
+ return VM_FAULT_NOPAGE;
flush_icache_page(vma, page);
entry = mk_pte(page, vma->vm_page_prot);
@@ -3088,15 +3079,8 @@
/* no need to invalidate: a not-present page won't be cached */
update_mmu_cache(vma, vmf->address, vmf->pte);
- ret = 0;
-fault_handled:
- /* preallocated pagetable is unused: free it */
- if (vmf->prealloc_pte) {
- pte_free(vmf->vma->vm_mm, vmf->prealloc_pte);
- vmf->prealloc_pte = 0;
- }
- return ret;
+ return 0;
}
@@ -3360,15 +3344,24 @@
static int do_fault(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
+ int ret;
/* The VMA was not fully populated on mmap() or missing VM_DONTEXPAND */
if (!vma->vm_ops->fault)
- return VM_FAULT_SIGBUS;
- if (!(vmf->flags & FAULT_FLAG_WRITE))
- return do_read_fault(vmf);
- if (!(vma->vm_flags & VM_SHARED))
- return do_cow_fault(vmf);
- return do_shared_fault(vmf);
+ ret = VM_FAULT_SIGBUS;
+ else if (!(vmf->flags & FAULT_FLAG_WRITE))
+ ret = do_read_fault(vmf);
+ else if (!(vma->vm_flags & VM_SHARED))
+ ret = do_cow_fault(vmf);
+ else
+ ret = do_shared_fault(vmf);
+
+ /* preallocated pagetable is unused: free it */
+ if (vmf->prealloc_pte) {
+ pte_free(vma->vm_mm, vmf->prealloc_pte);
+ vmf->prealloc_pte = 0;
+ }
+ return ret;
}
static int numa_migrate_prep(struct page *page, struct vm_area_struct *vma,
diff --git a/mm/truncate.c b/mm/truncate.c
index fd97f1d..dd7b24e 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -24,20 +24,12 @@
#include <linux/rmap.h>
#include "internal.h"
-static void clear_exceptional_entry(struct address_space *mapping,
- pgoff_t index, void *entry)
+static void clear_shadow_entry(struct address_space *mapping, pgoff_t index,
+ void *entry)
{
struct radix_tree_node *node;
void **slot;
- /* Handled by shmem itself */
- if (shmem_mapping(mapping))
- return;
-
- if (dax_mapping(mapping)) {
- dax_delete_mapping_entry(mapping, index);
- return;
- }
spin_lock_irq(&mapping->tree_lock);
/*
* Regular page slots are stabilized by the page lock even
@@ -55,6 +47,56 @@
spin_unlock_irq(&mapping->tree_lock);
}
+/*
+ * Unconditionally remove exceptional entry. Usually called from truncate path.
+ */
+static void truncate_exceptional_entry(struct address_space *mapping,
+ pgoff_t index, void *entry)
+{
+ /* Handled by shmem itself */
+ if (shmem_mapping(mapping))
+ return;
+
+ if (dax_mapping(mapping)) {
+ dax_delete_mapping_entry(mapping, index);
+ return;
+ }
+ clear_shadow_entry(mapping, index, entry);
+}
+
+/*
+ * Invalidate exceptional entry if easily possible. This handles exceptional
+ * entries for invalidate_inode_pages() so for DAX it evicts only unlocked and
+ * clean entries.
+ */
+static int invalidate_exceptional_entry(struct address_space *mapping,
+ pgoff_t index, void *entry)
+{
+ /* Handled by shmem itself */
+ if (shmem_mapping(mapping))
+ return 1;
+ if (dax_mapping(mapping))
+ return dax_invalidate_mapping_entry(mapping, index);
+ clear_shadow_entry(mapping, index, entry);
+ return 1;
+}
+
+/*
+ * Invalidate exceptional entry if clean. This handles exceptional entries for
+ * invalidate_inode_pages2() so for DAX it evicts only clean entries.
+ */
+static int invalidate_exceptional_entry2(struct address_space *mapping,
+ pgoff_t index, void *entry)
+{
+ /* Handled by shmem itself */
+ if (shmem_mapping(mapping))
+ return 1;
+ if (dax_mapping(mapping))
+ return dax_invalidate_mapping_entry_sync(mapping, index);
+ clear_shadow_entry(mapping, index, entry);
+ return 1;
+}
+
/**
* do_invalidatepage - invalidate part or all of a page
* @page: the page which is affected
@@ -262,7 +304,8 @@
break;
if (radix_tree_exceptional_entry(page)) {
- clear_exceptional_entry(mapping, index, page);
+ truncate_exceptional_entry(mapping, index,
+ page);
continue;
}
@@ -351,7 +394,8 @@
}
if (radix_tree_exceptional_entry(page)) {
- clear_exceptional_entry(mapping, index, page);
+ truncate_exceptional_entry(mapping, index,
+ page);
continue;
}
@@ -470,7 +514,8 @@
break;
if (radix_tree_exceptional_entry(page)) {
- clear_exceptional_entry(mapping, index, page);
+ invalidate_exceptional_entry(mapping, index,
+ page);
continue;
}
@@ -592,7 +637,9 @@
break;
if (radix_tree_exceptional_entry(page)) {
- clear_exceptional_entry(mapping, index, page);
+ if (!invalidate_exceptional_entry2(mapping,
+ index, page))
+ ret = -EBUSY;
continue;
}
diff --git a/mm/workingset.c b/mm/workingset.c
index 241fa5d..abb58ff 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -473,7 +473,8 @@
if (WARN_ON_ONCE(node->exceptional))
goto out_invalid;
inc_node_state(page_pgdat(virt_to_page(node)), WORKINGSET_NODERECLAIM);
- __radix_tree_delete_node(&mapping->page_tree, node);
+ __radix_tree_delete_node(&mapping->page_tree, node,
+ workingset_update_node, mapping);
out_invalid:
spin_unlock(&mapping->tree_lock);
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 019557d..09cfe87 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -1059,7 +1059,9 @@
{
int i;
+#ifdef CONFIG_PROC_FS
remove_proc_entry("lec", atm_proc_root);
+#endif
deregister_atm_ioctl(&lane_ioctl_ops);
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index 8e0c063..fb55327 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -75,6 +75,7 @@
struct nlattr *nla;
struct sk_buff *skb;
unsigned long flags;
+ void *msg_header;
al = sizeof(struct net_dm_alert_msg);
al += dm_hit_limit * sizeof(struct net_dm_drop_point);
@@ -82,21 +83,41 @@
skb = genlmsg_new(al, GFP_KERNEL);
- if (skb) {
- genlmsg_put(skb, 0, 0, &net_drop_monitor_family,
- 0, NET_DM_CMD_ALERT);
- nla = nla_reserve(skb, NLA_UNSPEC,
- sizeof(struct net_dm_alert_msg));
- msg = nla_data(nla);
- memset(msg, 0, al);
- } else {
- mod_timer(&data->send_timer, jiffies + HZ / 10);
- }
+ if (!skb)
+ goto err;
+ msg_header = genlmsg_put(skb, 0, 0, &net_drop_monitor_family,
+ 0, NET_DM_CMD_ALERT);
+ if (!msg_header) {
+ nlmsg_free(skb);
+ skb = NULL;
+ goto err;
+ }
+ nla = nla_reserve(skb, NLA_UNSPEC,
+ sizeof(struct net_dm_alert_msg));
+ if (!nla) {
+ nlmsg_free(skb);
+ skb = NULL;
+ goto err;
+ }
+ msg = nla_data(nla);
+ memset(msg, 0, al);
+ goto out;
+
+err:
+ mod_timer(&data->send_timer, jiffies + HZ / 10);
+out:
spin_lock_irqsave(&data->lock, flags);
swap(data->skb, skb);
spin_unlock_irqrestore(&data->lock, flags);
+ if (skb) {
+ struct nlmsghdr *nlh = (struct nlmsghdr *)skb->data;
+ struct genlmsghdr *gnlh = (struct genlmsghdr *)nlmsg_data(nlh);
+
+ genlmsg_end(skb, genlmsg_data(gnlh));
+ }
+
return skb;
}
diff --git a/net/core/filter.c b/net/core/filter.c
index e6c412b..1969b3f 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -2972,12 +2972,6 @@
}
EXPORT_SYMBOL_GPL(bpf_warn_invalid_xdp_action);
-void bpf_warn_invalid_xdp_buffer(void)
-{
- WARN_ONCE(1, "Illegal XDP buffer encountered, expect throughput degradation\n");
-}
-EXPORT_SYMBOL_GPL(bpf_warn_invalid_xdp_buffer);
-
static u32 sk_filter_convert_ctx_access(enum bpf_access_type type, int dst_reg,
int src_reg, int ctx_off,
struct bpf_insn *insn_buf,
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index d6447dc..fe4e153 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -468,8 +468,9 @@
if (hdr->flags & GRE_ACK)
offset += sizeof(((struct pptp_gre_header *)0)->ack);
- ppp_hdr = skb_header_pointer(skb, nhoff + offset,
- sizeof(_ppp_hdr), _ppp_hdr);
+ ppp_hdr = __skb_header_pointer(skb, nhoff + offset,
+ sizeof(_ppp_hdr),
+ data, hlen, _ppp_hdr);
if (!ppp_hdr)
goto out_bad;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 18b5aae..75e3ea7 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -3898,6 +3898,9 @@
u32 filter_mask;
int err;
+ if (nlmsg_len(nlh) < sizeof(*ifsm))
+ return -EINVAL;
+
ifsm = nlmsg_data(nlh);
if (ifsm->ifindex > 0)
dev = __dev_get_by_index(net, ifsm->ifindex);
@@ -3947,6 +3950,9 @@
cb->seq = net->dev_base_seq;
+ if (nlmsg_len(cb->nlh) < sizeof(*ifsm))
+ return -EINVAL;
+
ifsm = nlmsg_data(cb->nlh);
filter_mask = ifsm->filter_mask;
if (!filter_mask)
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 3ff8938..eae0332 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -85,7 +85,7 @@
if (tb)
return tb;
- if (id == RT_TABLE_LOCAL)
+ if (id == RT_TABLE_LOCAL && !net->ipv4.fib_has_custom_rules)
alias = fib_new_table(net, RT_TABLE_MAIN);
tb = fib_trie_table(id, alias);
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 68d6221..5b15459 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -219,9 +219,14 @@
static void igmp_gq_start_timer(struct in_device *in_dev)
{
int tv = prandom_u32() % in_dev->mr_maxdelay;
+ unsigned long exp = jiffies + tv + 2;
+
+ if (in_dev->mr_gq_running &&
+ time_after_eq(exp, (in_dev->mr_gq_timer).expires))
+ return;
in_dev->mr_gq_running = 1;
- if (!mod_timer(&in_dev->mr_gq_timer, jiffies+tv+2))
+ if (!mod_timer(&in_dev->mr_gq_timer, exp))
in_dev_hold(in_dev);
}
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 57e1405..53ae0c6 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -1225,8 +1225,14 @@
* which has interface index (iif) as the first member of the
* underlying inet{6}_skb_parm struct. This code then overlays
* PKTINFO_SKB_CB and in_pktinfo also has iif as the first
- * element so the iif is picked up from the prior IPCB
+ * element so the iif is picked up from the prior IPCB. If iif
+ * is the loopback interface, then return the sending interface
+ * (e.g., process binds socket to eth0 for Tx which is
+ * redirected to loopback in the rtable/dst).
*/
+ if (pktinfo->ipi_ifindex == LOOPBACK_IFINDEX)
+ pktinfo->ipi_ifindex = inet_iif(skb);
+
pktinfo->ipi_spec_dst.s_addr = fib_compute_spec_dst(skb);
} else {
pktinfo->ipi_ifindex = 0;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index a82a117..0fcac8e 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1914,7 +1914,8 @@
}
}
- rth = rt_dst_alloc(net->loopback_dev, flags | RTCF_LOCAL, res.type,
+ rth = rt_dst_alloc(l3mdev_master_dev_rcu(dev) ? : net->loopback_dev,
+ flags | RTCF_LOCAL, res.type,
IN_DEV_CONF_GET(in_dev, NOPOLICY), false, do_cache);
if (!rth)
goto e_nobufs;
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 80bc36b..22cbd61 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -433,13 +433,6 @@
.extra2 = &tcp_adv_win_scale_max,
},
{
- .procname = "tcp_tw_reuse",
- .data = &sysctl_tcp_tw_reuse,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec
- },
- {
.procname = "tcp_frto",
.data = &sysctl_tcp_frto,
.maxlen = sizeof(int),
@@ -960,6 +953,13 @@
.mode = 0644,
.proc_handler = proc_dointvec,
},
+ {
+ .procname = "tcp_tw_reuse",
+ .data = &init_net.ipv4.sysctl_tcp_tw_reuse,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec
+ },
#ifdef CONFIG_IP_ROUTE_MULTIPATH
{
.procname = "fib_multipath_use_neigh",
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 30d81f5..fe9da4f 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -84,7 +84,6 @@
#include <crypto/hash.h>
#include <linux/scatterlist.h>
-int sysctl_tcp_tw_reuse __read_mostly;
int sysctl_tcp_low_latency __read_mostly;
#ifdef CONFIG_TCP_MD5SIG
@@ -120,7 +119,7 @@
and use initial timestamp retrieved from peer table.
*/
if (tcptw->tw_ts_recent_stamp &&
- (!twp || (sysctl_tcp_tw_reuse &&
+ (!twp || (sock_net(sk)->ipv4.sysctl_tcp_tw_reuse &&
get_seconds() - tcptw->tw_ts_recent_stamp > 1))) {
tp->write_seq = tcptw->tw_snd_nxt + 65535 + 2;
if (tp->write_seq == 0)
@@ -2456,6 +2455,7 @@
net->ipv4.sysctl_tcp_orphan_retries = 0;
net->ipv4.sysctl_tcp_fin_timeout = TCP_FIN_TIMEOUT;
net->ipv4.sysctl_tcp_notsent_lowat = UINT_MAX;
+ net->ipv4.sysctl_tcp_tw_reuse = 0;
return 0;
fail:
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 70d0de40..38122d0 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1373,7 +1373,7 @@
*/
cork->length += length;
- if (((length > mtu) ||
+ if ((((length + fragheaderlen) > mtu) ||
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index 8938b6b..3d73278 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -47,7 +47,8 @@
return (struct l2tp_ip_sock *)sk;
}
-static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id)
+static struct sock *__l2tp_ip_bind_lookup(const struct net *net, __be32 laddr,
+ __be32 raddr, int dif, u32 tunnel_id)
{
struct sock *sk;
@@ -61,6 +62,7 @@
if ((l2tp->conn_id == tunnel_id) &&
net_eq(sock_net(sk), net) &&
!(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) &&
+ (!inet->inet_daddr || !raddr || inet->inet_daddr == raddr) &&
(!sk->sk_bound_dev_if || !dif ||
sk->sk_bound_dev_if == dif))
goto found;
@@ -71,15 +73,6 @@
return sk;
}
-static inline struct sock *l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id)
-{
- struct sock *sk = __l2tp_ip_bind_lookup(net, laddr, dif, tunnel_id);
- if (sk)
- sock_hold(sk);
-
- return sk;
-}
-
/* When processing receive frames, there are two cases to
* consider. Data frames consist of a non-zero session-id and an
* optional cookie. Control frames consist of a regular L2TP header
@@ -183,8 +176,8 @@
struct iphdr *iph = (struct iphdr *) skb_network_header(skb);
read_lock_bh(&l2tp_ip_lock);
- sk = __l2tp_ip_bind_lookup(net, iph->daddr, inet_iif(skb),
- tunnel_id);
+ sk = __l2tp_ip_bind_lookup(net, iph->daddr, iph->saddr,
+ inet_iif(skb), tunnel_id);
if (!sk) {
read_unlock_bh(&l2tp_ip_lock);
goto discard;
@@ -280,7 +273,7 @@
inet->inet_saddr = 0; /* Use device */
write_lock_bh(&l2tp_ip_lock);
- if (__l2tp_ip_bind_lookup(net, addr->l2tp_addr.s_addr,
+ if (__l2tp_ip_bind_lookup(net, addr->l2tp_addr.s_addr, 0,
sk->sk_bound_dev_if, addr->l2tp_conn_id)) {
write_unlock_bh(&l2tp_ip_lock);
ret = -EADDRINUSE;
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index f092ac4..331ccf5 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -59,12 +59,14 @@
static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
struct in6_addr *laddr,
+ const struct in6_addr *raddr,
int dif, u32 tunnel_id)
{
struct sock *sk;
sk_for_each_bound(sk, &l2tp_ip6_bind_table) {
- const struct in6_addr *addr = inet6_rcv_saddr(sk);
+ const struct in6_addr *sk_laddr = inet6_rcv_saddr(sk);
+ const struct in6_addr *sk_raddr = &sk->sk_v6_daddr;
struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
if (l2tp == NULL)
@@ -72,7 +74,8 @@
if ((l2tp->conn_id == tunnel_id) &&
net_eq(sock_net(sk), net) &&
- (!addr || ipv6_addr_equal(addr, laddr)) &&
+ (!sk_laddr || ipv6_addr_any(sk_laddr) || ipv6_addr_equal(sk_laddr, laddr)) &&
+ (!raddr || ipv6_addr_any(sk_raddr) || ipv6_addr_equal(sk_raddr, raddr)) &&
(!sk->sk_bound_dev_if || !dif ||
sk->sk_bound_dev_if == dif))
goto found;
@@ -83,17 +86,6 @@
return sk;
}
-static inline struct sock *l2tp_ip6_bind_lookup(struct net *net,
- struct in6_addr *laddr,
- int dif, u32 tunnel_id)
-{
- struct sock *sk = __l2tp_ip6_bind_lookup(net, laddr, dif, tunnel_id);
- if (sk)
- sock_hold(sk);
-
- return sk;
-}
-
/* When processing receive frames, there are two cases to
* consider. Data frames consist of a non-zero session-id and an
* optional cookie. Control frames consist of a regular L2TP header
@@ -197,8 +189,8 @@
struct ipv6hdr *iph = ipv6_hdr(skb);
read_lock_bh(&l2tp_ip6_lock);
- sk = __l2tp_ip6_bind_lookup(net, &iph->daddr, inet6_iif(skb),
- tunnel_id);
+ sk = __l2tp_ip6_bind_lookup(net, &iph->daddr, &iph->saddr,
+ inet6_iif(skb), tunnel_id);
if (!sk) {
read_unlock_bh(&l2tp_ip6_lock);
goto discard;
@@ -330,7 +322,7 @@
rcu_read_unlock();
write_lock_bh(&l2tp_ip6_lock);
- if (__l2tp_ip6_bind_lookup(net, &addr->l2tp_addr, bound_dev_if,
+ if (__l2tp_ip6_bind_lookup(net, &addr->l2tp_addr, NULL, bound_dev_if,
addr->l2tp_conn_id)) {
write_unlock_bh(&l2tp_ip6_lock);
err = -EADDRINUSE;
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 2c21b70..0d8b716 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3287,7 +3287,7 @@
int extra_head = fast_tx->hdr_len - (ETH_HLEN - 2);
int hw_headroom = sdata->local->hw.extra_tx_headroom;
struct ethhdr eth;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_info *info;
struct ieee80211_hdr *hdr = (void *)fast_tx->hdr;
struct ieee80211_tx_data tx;
ieee80211_tx_result r;
@@ -3351,6 +3351,7 @@
memcpy(skb->data + fast_tx->da_offs, eth.h_dest, ETH_ALEN);
memcpy(skb->data + fast_tx->sa_offs, eth.h_source, ETH_ALEN);
+ info = IEEE80211_SKB_CB(skb);
memset(info, 0, sizeof(*info));
info->band = fast_tx->band;
info->control.vif = &sdata->vif;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 2d4c4d3..9c62b63 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -606,7 +606,6 @@
rcu_assign_pointer(flow->sf_acts, acts);
packet->priority = flow->key.phy.priority;
packet->mark = flow->key.phy.skb_mark;
- packet->protocol = flow->key.eth.type;
rcu_read_lock();
dp = get_dp_rcu(net, ovs_header->dp_ifindex);
diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c
index 08aa926..2c0a00f 100644
--- a/net/openvswitch/flow.c
+++ b/net/openvswitch/flow.c
@@ -312,7 +312,8 @@
* Returns 0 if it encounters a non-vlan or incomplete packet.
* Returns 1 after successfully parsing vlan tag.
*/
-static int parse_vlan_tag(struct sk_buff *skb, struct vlan_head *key_vh)
+static int parse_vlan_tag(struct sk_buff *skb, struct vlan_head *key_vh,
+ bool untag_vlan)
{
struct vlan_head *vh = (struct vlan_head *)skb->data;
@@ -330,7 +331,20 @@
key_vh->tci = vh->tci | htons(VLAN_TAG_PRESENT);
key_vh->tpid = vh->tpid;
- __skb_pull(skb, sizeof(struct vlan_head));
+ if (unlikely(untag_vlan)) {
+ int offset = skb->data - skb_mac_header(skb);
+ u16 tci;
+ int err;
+
+ __skb_push(skb, offset);
+ err = __skb_vlan_pop(skb, &tci);
+ __skb_pull(skb, offset);
+ if (err)
+ return err;
+ __vlan_hwaccel_put_tag(skb, key_vh->tpid, tci);
+ } else {
+ __skb_pull(skb, sizeof(struct vlan_head));
+ }
return 1;
}
@@ -351,13 +365,13 @@
key->eth.vlan.tpid = skb->vlan_proto;
} else {
/* Parse outer vlan tag in the non-accelerated case. */
- res = parse_vlan_tag(skb, &key->eth.vlan);
+ res = parse_vlan_tag(skb, &key->eth.vlan, true);
if (res <= 0)
return res;
}
/* Parse inner vlan tag. */
- res = parse_vlan_tag(skb, &key->eth.cvlan);
+ res = parse_vlan_tag(skb, &key->eth.cvlan, false);
if (res <= 0)
return res;
@@ -800,29 +814,15 @@
if (err)
return err;
- if (ovs_key_mac_proto(key) == MAC_PROTO_NONE) {
- /* key_extract assumes that skb->protocol is set-up for
- * layer 3 packets which is the case for other callers,
- * in particular packets recieved from the network stack.
- * Here the correct value can be set from the metadata
- * extracted above.
- */
- skb->protocol = key->eth.type;
- } else {
- struct ethhdr *eth;
+ /* key_extract assumes that skb->protocol is set-up for
+ * layer 3 packets which is the case for other callers,
+ * in particular packets received from the network stack.
+ * Here the correct value can be set from the metadata
+ * extracted above.
+ * For L2 packet key eth type would be zero. skb protocol
+ * would be set to correct value later during key-extact.
+ */
- skb_reset_mac_header(skb);
- eth = eth_hdr(skb);
-
- /* Normally, setting the skb 'protocol' field would be
- * handled by a call to eth_type_trans(), but it assumes
- * there's a sending device, which we may not have.
- */
- if (eth_proto_is_802_3(eth->h_proto))
- skb->protocol = eth->h_proto;
- else
- skb->protocol = htons(ETH_P_802_2);
- }
-
+ skb->protocol = key->eth.type;
return key_extract(skb, key);
}
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 3fbba79..1ecdf80 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -148,13 +148,15 @@
unsigned long cl;
unsigned long fh;
int err;
- int tp_created = 0;
+ int tp_created;
if ((n->nlmsg_type != RTM_GETTFILTER) &&
!netlink_ns_capable(skb, net->user_ns, CAP_NET_ADMIN))
return -EPERM;
replay:
+ tp_created = 0;
+
err = nlmsg_parse(n, sizeof(*t), tca, TCA_MAX, NULL);
if (err < 0)
return err;
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 333f8e2..970db7a 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -153,10 +153,14 @@
switch (ip_tunnel_info_af(info)) {
case AF_INET:
+ skb_key.enc_control.addr_type =
+ FLOW_DISSECTOR_KEY_IPV4_ADDRS;
skb_key.enc_ipv4.src = key->u.ipv4.src;
skb_key.enc_ipv4.dst = key->u.ipv4.dst;
break;
case AF_INET6:
+ skb_key.enc_control.addr_type =
+ FLOW_DISSECTOR_KEY_IPV6_ADDRS;
skb_key.enc_ipv6.src = key->u.ipv6.src;
skb_key.enc_ipv6.dst = key->u.ipv6.dst;
break;
diff --git a/net/socket.c b/net/socket.c
index 8487bf1..a8c2307 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -537,7 +537,7 @@
{
int err = simple_setattr(dentry, iattr);
- if (!err) {
+ if (!err && (iattr->ia_valid & ATTR_UID)) {
struct socket *sock = SOCKET_I(d_inode(dentry));
sock->sk->sk_uid = iattr->ia_uid;
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 333c5da..800caaa 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -441,15 +441,19 @@
while ((skb = __skb_dequeue(&sk->sk_receive_queue)) != NULL) {
if (TIPC_SKB_CB(skb)->bytes_read) {
kfree_skb(skb);
- } else {
- if (!tipc_sk_type_connectionless(sk) &&
- sk->sk_state != TIPC_DISCONNECTING) {
- tipc_set_sk_state(sk, TIPC_DISCONNECTING);
- tipc_node_remove_conn(net, dnode, tsk->portid);
- }
- tipc_sk_respond(sk, skb, error);
+ continue;
}
+ if (!tipc_sk_type_connectionless(sk) &&
+ sk->sk_state != TIPC_DISCONNECTING) {
+ tipc_set_sk_state(sk, TIPC_DISCONNECTING);
+ tipc_node_remove_conn(net, dnode, tsk->portid);
+ }
+ tipc_sk_respond(sk, skb, error);
}
+
+ if (tipc_sk_type_connectionless(sk))
+ return;
+
if (sk->sk_state != TIPC_DISCONNECTING) {
skb = tipc_msg_create(TIPC_CRITICAL_IMPORTANCE,
TIPC_CONN_MSG, SHORT_H_SIZE, 0, dnode,
@@ -457,10 +461,8 @@
tsk->portid, error);
if (skb)
tipc_node_xmit_skb(net, skb, dnode, tsk->portid);
- if (!tipc_sk_type_connectionless(sk)) {
- tipc_node_remove_conn(net, dnode, tsk->portid);
- tipc_set_sk_state(sk, TIPC_DISCONNECTING);
- }
+ tipc_node_remove_conn(net, dnode, tsk->portid);
+ tipc_set_sk_state(sk, TIPC_DISCONNECTING);
}
}
diff --git a/samples/Kconfig b/samples/Kconfig
index a6d2a43..b124f62 100644
--- a/samples/Kconfig
+++ b/samples/Kconfig
@@ -105,4 +105,11 @@
help
Build samples of blackfin gptimers sample module.
+config SAMPLE_VFIO_MDEV_MTTY
+ tristate "Build VFIO mtty example mediated device sample code -- loadable modules only"
+ depends on VFIO_MDEV_DEVICE && m
+ help
+ Build a virtual tty sample driver for use as a VFIO
+ mediated device
+
endif # SAMPLES
diff --git a/samples/Makefile b/samples/Makefile
index e17d66d..86a137e 100644
--- a/samples/Makefile
+++ b/samples/Makefile
@@ -2,4 +2,5 @@
obj-$(CONFIG_SAMPLES) += kobject/ kprobes/ trace_events/ livepatch/ \
hw_breakpoint/ kfifo/ kdb/ hidraw/ rpmsg/ seccomp/ \
- configfs/ connector/ v4l/ trace_printk/ blackfin/
+ configfs/ connector/ v4l/ trace_printk/ blackfin/ \
+ vfio-mdev/
diff --git a/samples/vfio-mdev/Makefile b/samples/vfio-mdev/Makefile
index a932edb..cbbd868 100644
--- a/samples/vfio-mdev/Makefile
+++ b/samples/vfio-mdev/Makefile
@@ -1,13 +1 @@
-#
-# Makefile for mtty.c file
-#
-KERNEL_DIR:=/lib/modules/$(shell uname -r)/build
-
-obj-m:=mtty.o
-
-modules clean modules_install:
- $(MAKE) -C $(KERNEL_DIR) SUBDIRS=$(PWD) $@
-
-default: modules
-
-module: modules
+obj-$(CONFIG_SAMPLE_VFIO_MDEV_MTTY) += mtty.o
diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c
index 6b633a4..1fc57a5 100644
--- a/samples/vfio-mdev/mtty.c
+++ b/samples/vfio-mdev/mtty.c
@@ -164,7 +164,7 @@
struct mdev_state *mds;
list_for_each_entry(mds, &mdev_devices_list, next) {
- if (uuid_le_cmp(mds->mdev->uuid, uuid) == 0)
+ if (uuid_le_cmp(mdev_uuid(mds->mdev), uuid) == 0)
return mds;
}
@@ -341,7 +341,8 @@
pr_err("Serial port %d: Fifo level trigger\n",
index);
#endif
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(
+ mdev_uuid(mdev_state->mdev));
}
} else {
#if defined(DEBUG_INTR)
@@ -355,7 +356,8 @@
*/
if (mdev_state->s[index].uart_reg[UART_IER] &
UART_IER_RLSI)
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(
+ mdev_uuid(mdev_state->mdev));
}
mutex_unlock(&mdev_state->rxtx_lock);
break;
@@ -374,7 +376,8 @@
pr_err("Serial port %d: IER_THRI write\n",
index);
#endif
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(
+ mdev_uuid(mdev_state->mdev));
}
mutex_unlock(&mdev_state->rxtx_lock);
@@ -445,7 +448,7 @@
#if defined(DEBUG_INTR)
pr_err("Serial port %d: MCR_OUT2 write\n", index);
#endif
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev));
}
if ((mdev_state->s[index].uart_reg[UART_IER] & UART_IER_MSI) &&
@@ -453,7 +456,7 @@
#if defined(DEBUG_INTR)
pr_err("Serial port %d: MCR RTS/DTR write\n", index);
#endif
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev));
}
break;
@@ -504,7 +507,8 @@
#endif
if (mdev_state->s[index].uart_reg[UART_IER] &
UART_IER_THRI)
- mtty_trigger_interrupt(mdev_state->mdev->uuid);
+ mtty_trigger_interrupt(
+ mdev_uuid(mdev_state->mdev));
}
mutex_unlock(&mdev_state->rxtx_lock);
@@ -734,7 +738,7 @@
for (i = 0; i < 2; i++) {
snprintf(name, MTTY_STRING_LEN, "%s-%d",
- dev_driver_string(mdev->parent->dev), i + 1);
+ dev_driver_string(mdev_parent_dev(mdev)), i + 1);
if (!strcmp(kobj->name, name)) {
nr_ports = i + 1;
break;
@@ -1298,10 +1302,8 @@
sample_mdev_dev_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct mdev_device *mdev = to_mdev_device(dev);
-
- if (mdev)
- return sprintf(buf, "This is MDEV %s\n", dev_name(&mdev->dev));
+ if (mdev_from_dev(dev))
+ return sprintf(buf, "This is MDEV %s\n", dev_name(dev));
return sprintf(buf, "\n");
}
@@ -1402,7 +1404,7 @@
NULL,
};
-struct parent_ops mdev_fops = {
+struct mdev_parent_ops mdev_fops = {
.owner = THIS_MODULE,
.dev_attr_groups = mtty_dev_groups,
.mdev_attr_groups = mdev_dev_groups,
@@ -1447,6 +1449,7 @@
if (IS_ERR(mtty_dev.vd_class)) {
pr_err("Error: failed to register mtty_dev class\n");
+ ret = PTR_ERR(mtty_dev.vd_class);
goto failed1;
}
@@ -1458,7 +1461,8 @@
if (ret)
goto failed2;
- if (mdev_register_device(&mtty_dev.dev, &mdev_fops) != 0)
+ ret = mdev_register_device(&mtty_dev.dev, &mdev_fops);
+ if (ret)
goto failed3;
mutex_init(&mdev_list_lock);
diff --git a/scripts/gcc-plugins/gcc-common.h b/scripts/gcc-plugins/gcc-common.h
index 950fd2e..12262c0 100644
--- a/scripts/gcc-plugins/gcc-common.h
+++ b/scripts/gcc-plugins/gcc-common.h
@@ -39,6 +39,9 @@
#include "hash-map.h"
#endif
+#if BUILDING_GCC_VERSION >= 7000
+#include "memmodel.h"
+#endif
#include "emit-rtl.h"
#include "debug.h"
#include "target.h"
@@ -91,6 +94,9 @@
#include "tree-ssa-alias.h"
#include "tree-ssa.h"
#include "stringpool.h"
+#if BUILDING_GCC_VERSION >= 7000
+#include "tree-vrp.h"
+#endif
#include "tree-ssanames.h"
#include "print-tree.h"
#include "tree-eh.h"
@@ -287,6 +293,22 @@
return NULL;
}
+static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
+{
+ cgraph_node_ptr alias;
+
+ if (callback(node, data))
+ return true;
+
+ for (alias = node->same_body; alias; alias = alias->next) {
+ if (include_overwritable || cgraph_function_body_availability(alias) > AVAIL_OVERWRITABLE)
+ if (cgraph_for_node_and_aliases(alias, callback, data, include_overwritable))
+ return true;
+ }
+
+ return false;
+}
+
#define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \
for ((node) = cgraph_first_function_with_gimple_body(); (node); \
(node) = cgraph_next_function_with_gimple_body(node))
@@ -399,6 +421,7 @@
typedef union gimple_statement_d gcall;
typedef union gimple_statement_d gcond;
typedef union gimple_statement_d gdebug;
+typedef union gimple_statement_d ggoto;
typedef union gimple_statement_d gphi;
typedef union gimple_statement_d greturn;
@@ -452,6 +475,16 @@
return stmt;
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return stmt;
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return stmt;
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return stmt;
@@ -496,6 +529,14 @@
typedef struct rtx_def rtx_insn;
+static inline const char *get_decl_section_name(const_tree decl)
+{
+ if (DECL_SECTION_NAME(decl) == NULL_TREE)
+ return NULL;
+
+ return TREE_STRING_POINTER(DECL_SECTION_NAME(decl));
+}
+
static inline void set_decl_section_name(tree node, const char *value)
{
if (value)
@@ -511,6 +552,7 @@
typedef struct gimple_statement_call gcall;
typedef struct gimple_statement_base gcond;
typedef struct gimple_statement_base gdebug;
+typedef struct gimple_statement_base ggoto;
typedef struct gimple_statement_phi gphi;
typedef struct gimple_statement_base greturn;
@@ -564,6 +606,16 @@
return stmt;
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return stmt;
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return stmt;
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return as_a<gphi>(stmt);
@@ -611,6 +663,11 @@
#define INSN_DELETED_P(insn) (insn)->deleted()
+static inline const char *get_decl_section_name(const_tree decl)
+{
+ return DECL_SECTION_NAME(decl);
+}
+
/* symtab/cgraph related */
#define debug_cgraph_node(node) (node)->debug()
#define cgraph_get_node(decl) cgraph_node::get(decl)
@@ -619,6 +676,7 @@
#define cgraph_n_nodes symtab->cgraph_count
#define cgraph_max_uid symtab->cgraph_max_uid
#define varpool_get_node(decl) varpool_node::get(decl)
+#define dump_varpool_node(file, node) (node)->dump(file)
#define cgraph_create_edge(caller, callee, call_stmt, count, freq, nest) \
(caller)->create_edge((callee), (call_stmt), (count), (freq))
@@ -674,6 +732,11 @@
return node->get_alias_target();
}
+static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
+{
+ return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable);
+}
+
static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data)
{
return symtab->add_cgraph_insertion_hook(hook, data);
@@ -731,6 +794,13 @@
template <>
template <>
+inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
+{
+ return gs->code == GIMPLE_GOTO;
+}
+
+template <>
+template <>
inline bool is_a_helper<const greturn *>::test(const_gimple gs)
{
return gs->code == GIMPLE_RETURN;
@@ -766,6 +836,16 @@
return as_a<const gcall *>(stmt);
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return as_a<ggoto *>(stmt);
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return as_a<const ggoto *>(stmt);
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return as_a<gphi *>(stmt);
@@ -828,4 +908,9 @@
#define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s))
#endif
+#if BUILDING_GCC_VERSION >= 7000
+#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
+ get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep)
+#endif
+
#endif
diff --git a/scripts/gcc-plugins/latent_entropy_plugin.c b/scripts/gcc-plugins/latent_entropy_plugin.c
index 1254112..8ff203a 100644
--- a/scripts/gcc-plugins/latent_entropy_plugin.c
+++ b/scripts/gcc-plugins/latent_entropy_plugin.c
@@ -328,9 +328,9 @@
op = LROTATE_EXPR;
/*
* This code limits the value of random_const to
- * the size of a wide int for the rotation
+ * the size of a long for the rotation
*/
- random_const &= HOST_BITS_PER_WIDE_INT - 1;
+ random_const %= TYPE_PRECISION(long_unsigned_type_node);
break;
}
diff --git a/sound/firewire/fireworks/fireworks_stream.c b/sound/firewire/fireworks/fireworks_stream.c
index ee47924..827161b 100644
--- a/sound/firewire/fireworks/fireworks_stream.c
+++ b/sound/firewire/fireworks/fireworks_stream.c
@@ -117,7 +117,7 @@
conn = &efw->in_conn;
amdtp_stream_destroy(stream);
- cmp_connection_destroy(&efw->out_conn);
+ cmp_connection_destroy(conn);
}
static int
diff --git a/sound/firewire/tascam/tascam-stream.c b/sound/firewire/tascam/tascam-stream.c
index 4ad3bd7..f1657a4 100644
--- a/sound/firewire/tascam/tascam-stream.c
+++ b/sound/firewire/tascam/tascam-stream.c
@@ -343,7 +343,7 @@
if (err < 0)
amdtp_stream_destroy(&tscm->rx_stream);
- return 0;
+ return err;
}
/* At bus reset, streaming is stopped and some registers are clear. */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 9448daf..7d660ee 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2230,6 +2230,7 @@
SND_PCI_QUIRK(0x1043, 0x1971, "Asus W2JC", ALC882_FIXUP_ASUS_W2JC),
SND_PCI_QUIRK(0x1043, 0x835f, "Asus Eee 1601", ALC888_FIXUP_EEE1601),
SND_PCI_QUIRK(0x1043, 0x84bc, "ASUS ET2700", ALC887_FIXUP_ASUS_BASS),
+ SND_PCI_QUIRK(0x1043, 0x8691, "ASUS ROG Ranger VIII", ALC882_FIXUP_GPIO3),
SND_PCI_QUIRK(0x104d, 0x9047, "Sony Vaio TT", ALC889_FIXUP_VAIO_TT),
SND_PCI_QUIRK(0x104d, 0x905a, "Sony Vaio Z", ALC882_FIXUP_NO_PRIMARY_HP),
SND_PCI_QUIRK(0x104d, 0x9043, "Sony Vaio VGC-LN51JGB", ALC882_FIXUP_NO_PRIMARY_HP),
@@ -6983,6 +6984,7 @@
SND_PCI_QUIRK(0x1043, 0x15a7, "ASUS UX51VZH", ALC662_FIXUP_BASS_16),
SND_PCI_QUIRK(0x1043, 0x177d, "ASUS N551", ALC668_FIXUP_ASUS_Nx51),
SND_PCI_QUIRK(0x1043, 0x17bd, "ASUS N751", ALC668_FIXUP_ASUS_Nx51),
+ SND_PCI_QUIRK(0x1043, 0x1963, "ASUS X71SL", ALC662_FIXUP_ASUS_MODE8),
SND_PCI_QUIRK(0x1043, 0x1b73, "ASUS N55SF", ALC662_FIXUP_BASS_16),
SND_PCI_QUIRK(0x1043, 0x1bf3, "ASUS N76VZ", ALC662_FIXUP_BASS_MODE4_CHMAP),
SND_PCI_QUIRK(0x1043, 0x8469, "ASUS mobo", ALC662_FIXUP_NO_JACK_DETECT),
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 15d1d5c..c90607e 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -384,6 +384,9 @@
if (unlikely(atomic_read(&ep->chip->shutdown)))
goto exit_clear;
+ if (unlikely(!test_bit(EP_FLAG_RUNNING, &ep->flags)))
+ goto exit_clear;
+
if (usb_pipeout(ep->pipe)) {
retire_outbound_urb(ep, ctx);
/* can be stopped during retire callback */
@@ -534,6 +537,11 @@
alive, ep->ep_num);
clear_bit(EP_FLAG_STOPPING, &ep->flags);
+ ep->data_subs = NULL;
+ ep->sync_slave = NULL;
+ ep->retire_data_urb = NULL;
+ ep->prepare_data_urb = NULL;
+
return 0;
}
@@ -912,9 +920,7 @@
/**
* snd_usb_endpoint_start: start an snd_usb_endpoint
*
- * @ep: the endpoint to start
- * @can_sleep: flag indicating whether the operation is executed in
- * non-atomic context
+ * @ep: the endpoint to start
*
* A call to this function will increment the use count of the endpoint.
* In case it is not already running, the URBs for this endpoint will be
@@ -924,7 +930,7 @@
*
* Returns an error if the URB submission failed, 0 in all other cases.
*/
-int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, bool can_sleep)
+int snd_usb_endpoint_start(struct snd_usb_endpoint *ep)
{
int err;
unsigned int i;
@@ -938,8 +944,6 @@
/* just to be sure */
deactivate_urbs(ep, false);
- if (can_sleep)
- wait_clear_urbs(ep);
ep->active_mask = 0;
ep->unlink_mask = 0;
@@ -1020,10 +1024,6 @@
if (--ep->use_count == 0) {
deactivate_urbs(ep, false);
- ep->data_subs = NULL;
- ep->sync_slave = NULL;
- ep->retire_data_urb = NULL;
- ep->prepare_data_urb = NULL;
set_bit(EP_FLAG_STOPPING, &ep->flags);
}
}
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index 6428392..584f295 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -18,7 +18,7 @@
struct audioformat *fmt,
struct snd_usb_endpoint *sync_ep);
-int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, bool can_sleep);
+int snd_usb_endpoint_start(struct snd_usb_endpoint *ep);
void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep);
void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep);
int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep);
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 34c6d4f..9aa5b18 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -218,7 +218,7 @@
}
}
-static int start_endpoints(struct snd_usb_substream *subs, bool can_sleep)
+static int start_endpoints(struct snd_usb_substream *subs)
{
int err;
@@ -231,7 +231,7 @@
dev_dbg(&subs->dev->dev, "Starting data EP @%p\n", ep);
ep->data_subs = subs;
- err = snd_usb_endpoint_start(ep, can_sleep);
+ err = snd_usb_endpoint_start(ep);
if (err < 0) {
clear_bit(SUBSTREAM_FLAG_DATA_EP_STARTED, &subs->flags);
return err;
@@ -260,7 +260,7 @@
dev_dbg(&subs->dev->dev, "Starting sync EP @%p\n", ep);
ep->sync_slave = subs->data_endpoint;
- err = snd_usb_endpoint_start(ep, can_sleep);
+ err = snd_usb_endpoint_start(ep);
if (err < 0) {
clear_bit(SUBSTREAM_FLAG_SYNC_EP_STARTED, &subs->flags);
return err;
@@ -850,7 +850,7 @@
/* for playback, submit the URBs now; otherwise, the first hwptr_done
* updates for all URBs would happen at the same time when starting */
if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK)
- ret = start_endpoints(subs, true);
+ ret = start_endpoints(subs);
unlock:
snd_usb_unlock_shutdown(subs->stream->chip);
@@ -1666,7 +1666,7 @@
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
- err = start_endpoints(subs, false);
+ err = start_endpoints(subs);
if (err < 0)
return err;
diff --git a/usr/Makefile b/usr/Makefile
index 17a5132..0b87e71 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -5,8 +5,10 @@
klibcdirs:;
PHONY += klibcdirs
-suffix_y = $(CONFIG_INITRAMFS_COMPRESSION)
-AFLAGS_initramfs_data.o += -DINITRAMFS_IMAGE="usr/initramfs_data.cpio$(suffix_y)"
+suffix_y = $(subst $\",,$(CONFIG_INITRAMFS_COMPRESSION))
+datafile_y = initramfs_data.cpio$(suffix_y)
+AFLAGS_initramfs_data.o += -DINITRAMFS_IMAGE="usr/$(datafile_y)"
+
# Generate builtin.o based on initramfs_data.o
obj-$(CONFIG_BLK_DEV_INITRD) := initramfs_data.o
@@ -14,7 +16,7 @@
# initramfs_data.o contains the compressed initramfs_data.cpio image.
# The image is included using .incbin, a dependency which is not
# tracked automatically.
-$(obj)/initramfs_data.o: $(obj)/initramfs_data.cpio$(suffix_y) FORCE
+$(obj)/initramfs_data.o: $(obj)/$(datafile_y) FORCE
#####
# Generate the initramfs cpio archive
@@ -38,10 +40,8 @@
quiet_cmd_initfs = GEN $@
cmd_initfs = $(initramfs) -o $@ $(ramfs-args) $(ramfs-input)
-targets := initramfs_data.cpio.gz initramfs_data.cpio.bz2 \
- initramfs_data.cpio.lzma initramfs_data.cpio.xz \
- initramfs_data.cpio.lzo initramfs_data.cpio.lz4 \
- initramfs_data.cpio
+targets := $(datafile_y)
+
# do not try to update files included in initramfs
$(deps_initramfs): ;
@@ -51,6 +51,6 @@
# 2) There are changes in which files are included (added or deleted)
# 3) If gen_init_cpio are newer than initramfs_data.cpio
# 4) arguments to gen_initramfs.sh changes
-$(obj)/initramfs_data.cpio$(suffix_y): $(obj)/gen_init_cpio $(deps_initramfs) klibcdirs
+$(obj)/$(datafile_y): $(obj)/gen_init_cpio $(deps_initramfs) klibcdirs
$(Q)$(initramfs) -l $(ramfs-input) > $(obj)/.initramfs_data.cpio.d
$(call if_changed,initfs)
