diff --git a/Documentation/ABI/testing/sysfs-platform-dptf b/Documentation/ABI/testing/sysfs-platform-dptf
index eeed81c..2cbc660 100644
--- a/Documentation/ABI/testing/sysfs-platform-dptf
+++ b/Documentation/ABI/testing/sysfs-platform-dptf
@@ -92,3 +92,19 @@
 Description:
 		(RO) The battery discharge current capability obtained from battery fuel gauge in
 		milli Amps.
+
+What:		/sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_low_clock
+Date:		November, 2020
+KernelVersion:	v5.10
+Contact:	linux-acpi@vger.kernel.org
+Description:
+		(RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz,
+		when FIVR clock is 19.2MHz or 24MHz.
+
+What:		/sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_high_clock
+Date:		November, 2020
+KernelVersion:	v5.10
+Contact:	linux-acpi@vger.kernel.org
+Description:
+		(RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz,
+		when FIVR clock is 38.4MHz.
diff --git a/Documentation/admin-guide/mm/numaperf.rst b/Documentation/admin-guide/mm/numaperf.rst
index 4d69ef1..86f2a3c 100644
--- a/Documentation/admin-guide/mm/numaperf.rst
+++ b/Documentation/admin-guide/mm/numaperf.rst
@@ -56,6 +56,11 @@
 linked initiator nodes. Each target within an initiator's access class,
 though, do not necessarily perform the same as each other.
 
+The access class "1" is used to allow differentiation between initiators
+that are CPUs and hence suitable for generic task scheduling, and
+IO initiators such as GPUs and NICs.  Unlike access class 0, only
+nodes containing CPUs are considered.
+
 ================
 NUMA Performance
 ================
@@ -88,6 +93,9 @@
 The values reported here correspond to the rated latency and bandwidth
 for the platform.
 
+Access class 1 takes the same form but only includes values for CPU to
+memory activity.
+
 ==========
 NUMA Cache
 ==========
diff --git a/Documentation/admin-guide/pm/cpuidle.rst b/Documentation/admin-guide/pm/cpuidle.rst
index a96a423..6ebe163 100644
--- a/Documentation/admin-guide/pm/cpuidle.rst
+++ b/Documentation/admin-guide/pm/cpuidle.rst
@@ -690,7 +690,7 @@
 instruction of the CPUs (which, as a rule, suspends the execution of the program
 and causes the hardware to attempt to enter the shallowest available idle state)
 for this purpose, and if ``idle=poll`` is used, idle CPUs will execute a
-more or less ``lightweight'' sequence of instructions in a tight loop.  [Note
+more or less "lightweight" sequence of instructions in a tight loop.  [Note
 that using ``idle=poll`` is somewhat drastic in many cases, as preventing idle
 CPUs from saving almost any energy at all may not be the only effect of it.
 For example, on Intel hardware it effectively prevents CPUs from using
diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
index 17e4f20..6834f5e 100644
--- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
+++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
@@ -23,7 +23,7 @@
   compatible:
     items:
       - const: raspberrypi,bcm2835-firmware
-      - const: simple-bus
+      - const: simple-mfd
 
   mboxes:
     $ref: '/schemas/types.yaml#/definitions/phandle'
@@ -57,7 +57,7 @@
 examples:
   - |
     firmware {
-        compatible = "raspberrypi,bcm2835-firmware", "simple-bus";
+        compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
         mboxes = <&mailbox>;
 
         firmware_clocks: clocks {
diff --git a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
index 85ef69f..1465c9e 100644
--- a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
+++ b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
@@ -67,7 +67,7 @@
 
     main_crypto: crypto@4e00000 {
         compatible = "ti,j721-sa2ul";
-        reg = <0x0 0x4e00000 0x0 0x1200>;
+        reg = <0x4e00000 0x1200>;
         power-domains = <&k3_pds 264 TI_SCI_PD_EXCLUSIVE>;
         dmas = <&main_udmap 0xc000>, <&main_udmap 0x4000>,
                <&main_udmap 0x4001>;
diff --git a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
index 52a939c..7b9d468 100644
--- a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
+++ b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
@@ -145,10 +145,10 @@
 
     display@fd4a0000 {
         compatible = "xlnx,zynqmp-dpsub-1.7";
-        reg = <0x0 0xfd4a0000 0x0 0x1000>,
-              <0x0 0xfd4aa000 0x0 0x1000>,
-              <0x0 0xfd4ab000 0x0 0x1000>,
-              <0x0 0xfd4ac000 0x0 0x1000>;
+        reg = <0xfd4a0000 0x1000>,
+              <0xfd4aa000 0x1000>,
+              <0xfd4ab000 0x1000>,
+              <0xfd4ac000 0x1000>;
         reg-names = "dp", "blend", "av_buf", "aud";
         interrupts = <0 119 4>;
         interrupt-parent = <&gic>;
diff --git a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
index 5de510f..2a595b1 100644
--- a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
+++ b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
@@ -57,7 +57,7 @@
 
     dma: dma-controller@fd4c0000 {
       compatible = "xlnx,zynqmp-dpdma";
-      reg = <0x0 0xfd4c0000 0x0 0x1000>;
+      reg = <0xfd4c0000 0x1000>;
       interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
       interrupt-parent = <&gic>;
       clocks = <&dpdma_clk>;
diff --git a/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt b/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt
index d4d8391..be329ea4 100644
--- a/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt
+++ b/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt
@@ -20,8 +20,9 @@
 - gpio-controller : Marks the device node as a GPIO controller
 - interrupts : Interrupt specifier, see interrupt-controller/interrupts.txt
 - interrupt-controller : Mark the GPIO controller as an interrupt-controller
-- ngpios : number of GPIO lines, see gpio.txt
-  (should be multiple of 8, up to 80 pins)
+- ngpios : number of *hardware* GPIO lines, see gpio.txt. This will expose
+  2 software GPIOs per hardware GPIO: one for hardware input, one for hardware
+  output. Up to 80 pins, must be a multiple of 8.
 - clocks : A phandle to the APB clock for SGPM clock division
 - bus-frequency : SGPM CLK frequency
 
diff --git a/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml b/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml
index 24ad144..fe7fa25 100644
--- a/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml
+++ b/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml
@@ -30,7 +30,7 @@
     const: 0
 
 patternProperties:
-  "^multi-led[0-9a-f]$":
+  "^multi-led@[0-9a-b]$":
     type: object
     allOf:
       - $ref: leds-class-multicolor.yaml#
diff --git a/MAINTAINERS b/MAINTAINERS
index 190c7fa..bb014c7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -405,7 +405,7 @@
 ACPI PMIC DRIVERS
 M:	"Rafael J. Wysocki" <rjw@rjwysocki.net>
 M:	Len Brown <lenb@kernel.org>
-R:	Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+R:	Andy Shevchenko <andy@kernel.org>
 R:	Mika Westerberg <mika.westerberg@linux.intel.com>
 L:	linux-acpi@vger.kernel.org
 S:	Supported
@@ -8939,7 +8939,7 @@
 F:	drivers/gpio/gpio-msic.c
 
 INTEL PMIC MULTIFUNCTION DEVICE DRIVERS
-R:	Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+M:	Andy Shevchenko <andy@kernel.org>
 S:	Maintained
 F:	drivers/mfd/intel_msic.c
 F:	drivers/mfd/intel_soc_pmic*
@@ -13182,6 +13182,7 @@
 
 PCI DRIVER FOR AARDVARK (Marvell Armada 3700)
 M:	Thomas Petazzoni <thomas.petazzoni@bootlin.com>
+M:	Pali Rohár <pali@kernel.org>
 L:	linux-pci@vger.kernel.org
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
diff --git a/Makefile b/Makefile
index 992d244..f84d7e4 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 VERSION = 5
 PATCHLEVEL = 9
 SUBLEVEL = 0
-EXTRAVERSION = -rc7
+EXTRAVERSION = -rc8
 NAME = Kleptomaniac Octopus
 
 # *DOCUMENTATION*
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index f7ae5a4..d94357b 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -13,7 +13,7 @@
 
 	soc {
 		firmware: firmware {
-			compatible = "raspberrypi,bcm2835-firmware", "simple-bus";
+			compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
 			#address-cells = <1>;
 			#size-cells = <1>;
 
diff --git a/arch/arm/mach-imx/cpuidle-imx6q.c b/arch/arm/mach-imx/cpuidle-imx6q.c
index 24dd5bb..094337d 100644
--- a/arch/arm/mach-imx/cpuidle-imx6q.c
+++ b/arch/arm/mach-imx/cpuidle-imx6q.c
@@ -24,7 +24,9 @@
 		imx6_set_lpm(WAIT_UNCLOCKED);
 	raw_spin_unlock(&cpuidle_lock);
 
+	rcu_idle_enter();
 	cpu_do_idle();
+	rcu_idle_exit();
 
 	raw_spin_lock(&cpuidle_lock);
 	if (num_idle_cpus-- == num_online_cpus())
@@ -44,7 +46,7 @@
 		{
 			.exit_latency = 50,
 			.target_residency = 75,
-			.flags = CPUIDLE_FLAG_TIMER_STOP,
+			.flags = CPUIDLE_FLAG_TIMER_STOP | CPUIDLE_FLAG_RCU_IDLE,
 			.enter = imx6q_enter_wait,
 			.name = "WAIT",
 			.desc = "Clock off",
diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c
index a85174d..cada0b8 100644
--- a/arch/arm64/kernel/acpi.c
+++ b/arch/arm64/kernel/acpi.c
@@ -298,8 +298,21 @@
 		case EFI_BOOT_SERVICES_DATA:
 		case EFI_CONVENTIONAL_MEMORY:
 		case EFI_PERSISTENT_MEMORY:
-			pr_warn(FW_BUG "requested region covers kernel memory @ %pa\n", &phys);
-			return NULL;
+			if (memblock_is_map_memory(phys) ||
+			    !memblock_is_region_memory(phys, size)) {
+				pr_warn(FW_BUG "requested region covers kernel memory @ %pa\n", &phys);
+				return NULL;
+			}
+			/*
+			 * Mapping kernel memory is permitted if the region in
+			 * question is covered by a single memblock with the
+			 * NOMAP attribute set: this enables the use of ACPI
+			 * table overrides passed via initramfs, which are
+			 * reserved in memory using arch_reserve_mem_area()
+			 * below. As this particular use case only requires
+			 * read access, fall through to the R/O mapping case.
+			 */
+			fallthrough;
 
 		case EFI_RUNTIME_SERVICES_CODE:
 			/*
@@ -388,3 +401,8 @@
 
 	return err;
 }
+
+void arch_reserve_mem_area(acpi_physical_address addr, size_t size)
+{
+	memblock_mark_nomap(addr, size);
+}
diff --git a/arch/arm64/kvm/hyp/nvhe/tlb.c b/arch/arm64/kvm/hyp/nvhe/tlb.c
index 69eae60..b15d65a 100644
--- a/arch/arm64/kvm/hyp/nvhe/tlb.c
+++ b/arch/arm64/kvm/hyp/nvhe/tlb.c
@@ -31,7 +31,14 @@
 		isb();
 	}
 
+	/*
+	 * __load_guest_stage2() includes an ISB only when the AT
+	 * workaround is applied. Take care of the opposite condition,
+	 * ensuring that we always have an ISB, but not two ISBs back
+	 * to back.
+	 */
 	__load_guest_stage2(mmu);
+	asm(ALTERNATIVE("isb", "nop", ARM64_WORKAROUND_SPECULATIVE_AT));
 }
 
 static void __tlb_switch_to_host(struct tlb_inv_context *cxt)
diff --git a/arch/riscv/include/asm/stackprotector.h b/arch/riscv/include/asm/stackprotector.h
index d95f7b2..5962f88 100644
--- a/arch/riscv/include/asm/stackprotector.h
+++ b/arch/riscv/include/asm/stackprotector.h
@@ -5,7 +5,6 @@
 
 #include <linux/random.h>
 #include <linux/version.h>
-#include <asm/timex.h>
 
 extern unsigned long __stack_chk_guard;
 
@@ -18,12 +17,9 @@
 static __always_inline void boot_init_stack_canary(void)
 {
 	unsigned long canary;
-	unsigned long tsc;
 
 	/* Try to get a semi random initial value. */
 	get_random_bytes(&canary, sizeof(canary));
-	tsc = get_cycles();
-	canary += tsc + (tsc << BITS_PER_LONG/2);
 	canary ^= LINUX_VERSION_CODE;
 	canary &= CANARY_MASK;
 
diff --git a/arch/riscv/include/asm/timex.h b/arch/riscv/include/asm/timex.h
index 7f659dd..ab10490 100644
--- a/arch/riscv/include/asm/timex.h
+++ b/arch/riscv/include/asm/timex.h
@@ -33,6 +33,19 @@
 #define get_cycles_hi get_cycles_hi
 #endif /* CONFIG_64BIT */
 
+/*
+ * Much like MIPS, we may not have a viable counter to use at an early point
+ * in the boot process. Unfortunately we don't have a fallback, so instead
+ * we just return 0.
+ */
+static inline unsigned long random_get_entropy(void)
+{
+	if (unlikely(clint_time_val == NULL))
+		return 0;
+	return get_cycles();
+}
+#define random_get_entropy()	random_get_entropy()
+
 #else /* CONFIG_RISCV_M_MODE */
 
 static inline cycles_t get_cycles(void)
diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h
index bbfde3d..f631467 100644
--- a/arch/x86/include/asm/numa.h
+++ b/arch/x86/include/asm/numa.h
@@ -62,12 +62,14 @@
 extern void __init init_cpu_to_node(void);
 extern void numa_add_cpu(int cpu);
 extern void numa_remove_cpu(int cpu);
+extern void init_gi_nodes(void);
 #else	/* CONFIG_NUMA */
 static inline void numa_set_node(int cpu, int node)	{ }
 static inline void numa_clear_node(int cpu)		{ }
 static inline void init_cpu_to_node(void)		{ }
 static inline void numa_add_cpu(int cpu)		{ }
 static inline void numa_remove_cpu(int cpu)		{ }
+static inline void init_gi_nodes(void)			{ }
 #endif	/* CONFIG_NUMA */
 
 #ifdef CONFIG_DEBUG_PER_CPU_MAPS
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 3511736..9062c14 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1218,6 +1218,7 @@
 	prefill_possible_map();
 
 	init_cpu_to_node();
+	init_gi_nodes();
 
 	io_apic_init_mappings();
 
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 7b2a068..96979c0 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -794,6 +794,18 @@
 	 */
 	if (is_guest_mode(vcpu))
 		eb |= get_vmcs12(vcpu)->exception_bitmap;
+        else {
+		/*
+		 * If EPT is enabled, #PF is only trapped if MAXPHYADDR is mismatched
+		 * between guest and host.  In that case we only care about present
+		 * faults.  For vmcs02, however, PFEC_MASK and PFEC_MATCH are set in
+		 * prepare_vmcs02_rare.
+		 */
+		bool selective_pf_trap = enable_ept && (eb & (1u << PF_VECTOR));
+		int mask = selective_pf_trap ? PFERR_PRESENT_MASK : 0;
+		vmcs_write32(PAGE_FAULT_ERROR_CODE_MASK, mask);
+		vmcs_write32(PAGE_FAULT_ERROR_CODE_MATCH, mask);
+	}
 
 	vmcs_write32(EXCEPTION_BITMAP, eb);
 }
@@ -4355,16 +4367,6 @@
 		vmx->pt_desc.guest.output_mask = 0x7F;
 		vmcs_write64(GUEST_IA32_RTIT_CTL, 0);
 	}
-
-	/*
-	 * If EPT is enabled, #PF is only trapped if MAXPHYADDR is mismatched
-	 * between guest and host.  In that case we only care about present
-	 * faults.
-	 */
-	if (enable_ept) {
-		vmcs_write32(PAGE_FAULT_ERROR_CODE_MASK, PFERR_PRESENT_MASK);
-		vmcs_write32(PAGE_FAULT_ERROR_CODE_MATCH, PFERR_PRESENT_MASK);
-	}
 }
 
 static void vmx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event)
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index aa76ec2..22d3e5a 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -748,6 +748,27 @@
 }
 
 /*
+ * A node may exist which has one or more Generic Initiators but no CPUs and no
+ * memory.
+ *
+ * This function must be called after init_cpu_to_node(), to ensure that any
+ * memoryless CPU nodes have already been brought online, and before the
+ * node_data[nid] is needed for zone list setup in build_all_zonelists().
+ *
+ * When this function is called, any nodes containing either memory and/or CPUs
+ * will already be online and there is no need to do anything extra, even if
+ * they also contain one or more Generic Initiators.
+ */
+void __init init_gi_nodes(void)
+{
+	int nid;
+
+	for_each_node_state(nid, N_GENERIC_INITIATOR)
+		if (!node_online(nid))
+			init_memory_less_node(nid);
+}
+
+/*
  * Setup early cpu_to_node.
  *
  * Populate cpu_to_node[] only if x86_cpu_to_apicid[],
diff --git a/block/blk-mq.c b/block/blk-mq.c
index b3d2785..cdced4a 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1412,6 +1412,11 @@
 
 	hctx->dispatched[queued_to_index(queued)]++;
 
+	/* If we didn't flush the entire list, we could have told the driver
+	 * there was more coming, but that turned out to be a lie.
+	 */
+	if ((!list_empty(list) || errors) && q->mq_ops->commit_rqs && queued)
+		q->mq_ops->commit_rqs(hctx);
 	/*
 	 * Any items that need requeuing? Stuff them into hctx->dispatch,
 	 * that is where we will continue on next queue run.
@@ -1425,14 +1430,6 @@
 
 		blk_mq_release_budgets(q, nr_budgets);
 
-		/*
-		 * If we didn't flush the entire list, we could have told
-		 * the driver there was more coming, but that turned out to
-		 * be a lie.
-		 */
-		if (q->mq_ops->commit_rqs && queued)
-			q->mq_ops->commit_rqs(hctx);
-
 		spin_lock(&hctx->lock);
 		list_splice_tail_init(list, &hctx->dispatch);
 		spin_unlock(&hctx->lock);
@@ -2079,6 +2076,7 @@
 		struct list_head *list)
 {
 	int queued = 0;
+	int errors = 0;
 
 	while (!list_empty(list)) {
 		blk_status_t ret;
@@ -2095,6 +2093,7 @@
 				break;
 			}
 			blk_mq_end_request(rq, ret);
+			errors++;
 		} else
 			queued++;
 	}
@@ -2104,7 +2103,8 @@
 	 * the driver there was more coming, but that turned out to
 	 * be a lie.
 	 */
-	if (!list_empty(list) && hctx->queue->mq_ops->commit_rqs && queued)
+	if ((!list_empty(list) || errors) &&
+	     hctx->queue->mq_ops->commit_rqs && queued)
 		hctx->queue->mq_ops->commit_rqs(hctx);
 }
 
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 7540a51..edf1558 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -504,55 +504,6 @@
 config ACPI_ADXL
 	bool
 
-menuconfig PMIC_OPREGION
-	bool "PMIC (Power Management Integrated Circuit) operation region support"
-	help
-	  Select this option to enable support for ACPI operation
-	  region of the PMIC chip. The operation region can be used
-	  to control power rails and sensor reading/writing on the
-	  PMIC chip.
-
-if PMIC_OPREGION
-config BYTCRC_PMIC_OPREGION
-	bool "ACPI operation region support for Bay Trail Crystal Cove PMIC"
-	depends on INTEL_SOC_PMIC
-	help
-	  This config adds ACPI operation region support for the Bay Trail
-	  version of the Crystal Cove PMIC.
-
-config CHTCRC_PMIC_OPREGION
-	bool "ACPI operation region support for Cherry Trail Crystal Cove PMIC"
-	depends on INTEL_SOC_PMIC
-	help
-	  This config adds ACPI operation region support for the Cherry Trail
-	  version of the Crystal Cove PMIC.
-
-config XPOWER_PMIC_OPREGION
-	bool "ACPI operation region support for XPower AXP288 PMIC"
-	depends on MFD_AXP20X_I2C && IOSF_MBI=y
-	help
-	  This config adds ACPI operation region support for XPower AXP288 PMIC.
-
-config BXT_WC_PMIC_OPREGION
-	bool "ACPI operation region support for BXT WhiskeyCove PMIC"
-	depends on INTEL_SOC_PMIC_BXTWC
-	help
-	  This config adds ACPI operation region support for BXT WhiskeyCove PMIC.
-
-config CHT_WC_PMIC_OPREGION
-	bool "ACPI operation region support for CHT Whiskey Cove PMIC"
-	depends on INTEL_SOC_PMIC_CHTWC
-	help
-	  This config adds ACPI operation region support for CHT Whiskey Cove PMIC.
-
-config CHT_DC_TI_PMIC_OPREGION
-	bool "ACPI operation region support for Dollar Cove TI PMIC"
-	depends on INTEL_SOC_PMIC_CHTDC_TI
-	help
-	  This config adds ACPI operation region support for Dollar Cove TI PMIC.
-
-endif
-
 config ACPI_CONFIGFS
 	tristate "ACPI configfs support"
 	select CONFIGFS_FS
@@ -568,21 +519,7 @@
 	bool
 endif
 
-config TPS68470_PMIC_OPREGION
-	bool "ACPI operation region support for TPS68470 PMIC"
-	depends on MFD_TPS68470
-	help
-	  This config adds ACPI operation region support for TI TPS68470 PMIC.
-	  TPS68470 device is an advanced power management unit that powers
-	  a Compact Camera Module (CCM), generates clocks for image sensors,
-	  drives a dual LED for flash and incorporates two LED drivers for
-	  general purpose indicators.
-	  This driver enables ACPI operation region support control voltage
-	  regulators and clocks.
-
-	  This option is a bool as it provides an ACPI operation
-	  region, which must be available before any of the devices
-	  using this, are probed.
+source "drivers/acpi/pmic/Kconfig"
 
 endif	# ACPI
 
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 9a95754..44e4125 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -107,17 +107,9 @@
 
 obj-$(CONFIG_ACPI_EXTLOG)	+= acpi_extlog.o
 
-obj-$(CONFIG_PMIC_OPREGION)	+= pmic/intel_pmic.o
-obj-$(CONFIG_BYTCRC_PMIC_OPREGION) += pmic/intel_pmic_bytcrc.o
-obj-$(CONFIG_CHTCRC_PMIC_OPREGION) += pmic/intel_pmic_chtcrc.o
-obj-$(CONFIG_XPOWER_PMIC_OPREGION) += pmic/intel_pmic_xpower.o
-obj-$(CONFIG_BXT_WC_PMIC_OPREGION) += pmic/intel_pmic_bxtwc.o
-obj-$(CONFIG_CHT_WC_PMIC_OPREGION) += pmic/intel_pmic_chtwc.o
-obj-$(CONFIG_CHT_DC_TI_PMIC_OPREGION) += pmic/intel_pmic_chtdc_ti.o
-
 obj-$(CONFIG_ACPI_CONFIGFS)	+= acpi_configfs.o
 
-obj-$(CONFIG_TPS68470_PMIC_OPREGION)	+= pmic/tps68470_pmic.o
+obj-y				+= pmic/
 
 video-objs			+= acpi_video.o video_detect.o
 obj-y				+= dptf/
diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index 806b8ce..39359ce 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -7,39 +7,28 @@
  *	Wu, Jeff <Jeff.Wu@amd.com>
  */
 
-#include <linux/clk-provider.h>
-#include <linux/platform_data/clk-fch.h>
-#include <linux/platform_device.h>
-#include <linux/pm_domain.h>
-#include <linux/clkdev.h>
 #include <linux/acpi.h>
+#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
 #include <linux/err.h>
 #include <linux/io.h>
-#include <linux/pm.h>
+#include <linux/platform_data/clk-fch.h>
+#include <linux/platform_device.h>
 
 #include "internal.h"
 
-ACPI_MODULE_NAME("acpi_apd");
 struct apd_private_data;
 
 /**
- * ACPI_APD_SYSFS : add device attributes in sysfs
- * ACPI_APD_PM : attach power domain to device
- */
-#define ACPI_APD_SYSFS	BIT(0)
-#define ACPI_APD_PM	BIT(1)
-
-/**
  * struct apd_device_desc - a descriptor for apd device
- * @flags: device flags like %ACPI_APD_SYSFS, %ACPI_APD_PM
  * @fixed_clk_rate: fixed rate input clock source for acpi device;
  *			0 means no fixed rate input clock source
+ * @properties: build-in properties of the device such as UART
  * @setup: a hook routine to set device resource during create platform device
  *
  * Device description defined as acpi_device_id.driver_data
  */
 struct apd_device_desc {
-	unsigned int flags;
 	unsigned int fixed_clk_rate;
 	struct property_entry *properties;
 	int (*setup)(struct apd_private_data *pdata);
@@ -71,7 +60,6 @@
 }
 
 #ifdef CONFIG_X86_AMD_PLATFORM_DEVICE
-
 static int misc_check_res(struct acpi_resource *ares, void *data)
 {
 	struct resource res;
@@ -142,7 +130,7 @@
 static const struct apd_device_desc fch_misc_desc = {
 	.setup = fch_misc_setup,
 };
-#endif
+#endif /* CONFIG_X86_AMD_PLATFORM_DEVICE */
 
 #ifdef CONFIG_ARM64
 static const struct apd_device_desc xgene_i2c_desc = {
@@ -184,14 +172,10 @@
 	.setup = acpi_apd_setup,
 	.fixed_clk_rate = 250000000,
 };
+#endif /* CONFIG_ARM64 */
+
 #endif
 
-#else
-
-#define APD_ADDR(desc) (0UL)
-
-#endif /* CONFIG_X86_AMD_PLATFORM_DEVICE */
-
 /**
 * Create platform device during acpi scan attach handle.
 * Return value > 0 on success of creating device.
diff --git a/drivers/acpi/acpi_cmos_rtc.c b/drivers/acpi/acpi_cmos_rtc.c
index 33ac6cb..67f1d33 100644
--- a/drivers/acpi/acpi_cmos_rtc.c
+++ b/drivers/acpi/acpi_cmos_rtc.c
@@ -15,8 +15,6 @@
 
 #include "internal.h"
 
-ACPI_MODULE_NAME("cmos rtc");
-
 static const struct acpi_device_id acpi_cmos_rtc_ids[] = {
 	{ "PNP0B00" },
 	{ "PNP0B01" },
diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c
index 88c8af4..cf91f49 100644
--- a/drivers/acpi/acpi_configfs.c
+++ b/drivers/acpi/acpi_configfs.c
@@ -228,6 +228,7 @@
 
 	ACPI_INFO(("Host-directed Dynamic ACPI Table Unload"));
 	acpi_unload_table(table->index);
+	config_item_put(cfg);
 }
 
 static struct configfs_group_operations acpi_table_group_ops = {
diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c
index f138e12..72f1fb7 100644
--- a/drivers/acpi/acpi_extlog.c
+++ b/drivers/acpi/acpi_extlog.c
@@ -222,9 +222,9 @@
 	u64 cap;
 	int rc;
 
-	rdmsrl(MSR_IA32_MCG_CAP, cap);
-
-	if (!(cap & MCG_ELOG_P) || !extlog_get_l1addr())
+	if (rdmsrl_safe(MSR_IA32_MCG_CAP, &cap) ||
+	    !(cap & MCG_ELOG_P) ||
+	    !extlog_get_l1addr())
 		return -ENODEV;
 
 	rc = -EINVAL;
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 5e2bfbc..46e307e 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -26,8 +26,6 @@
 
 #include "internal.h"
 
-ACPI_MODULE_NAME("acpi_lpss");
-
 #ifdef CONFIG_X86_INTEL_LPSS
 
 #include <asm/cpu_device_id.h>
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index e294f44..ad6e90fb 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -22,13 +22,6 @@
 #define ACPI_MEMORY_DEVICE_HID			"PNP0C80"
 #define ACPI_MEMORY_DEVICE_NAME			"Hotplug Mem Device"
 
-#define _COMPONENT		ACPI_MEMORY_DEVICE_COMPONENT
-
-#undef PREFIX
-#define 	PREFIX		"ACPI:memory_hp:"
-
-ACPI_MODULE_NAME("acpi_memhotplug");
-
 static const struct acpi_device_id memory_device_ids[] = {
 	{ACPI_MEMORY_DEVICE_HID, 0},
 	{"", 0},
@@ -36,11 +29,6 @@
 
 #ifdef CONFIG_ACPI_HOTPLUG_MEMORY
 
-/* Memory Device States */
-#define MEMORY_INVALID_STATE	0
-#define MEMORY_POWER_ON_STATE	1
-#define MEMORY_POWER_OFF_STATE	2
-
 static int acpi_memory_device_add(struct acpi_device *device,
 				  const struct acpi_device_id *not_used);
 static void acpi_memory_device_remove(struct acpi_device *device);
@@ -64,8 +52,7 @@
 };
 
 struct acpi_memory_device {
-	struct acpi_device * device;
-	unsigned int state;	/* State of the memory device */
+	struct acpi_device *device;
 	struct list_head res_list;
 };
 
@@ -233,7 +220,6 @@
 	}
 	if (!num_enabled) {
 		dev_err(&mem_device->device->dev, "add_memory failed\n");
-		mem_device->state = MEMORY_INVALID_STATE;
 		return -EINVAL;
 	}
 	/*
@@ -304,9 +290,6 @@
 		return result;
 	}
 
-	/* Set the device state */
-	mem_device->state = MEMORY_POWER_ON_STATE;
-
 	result = acpi_memory_check_device(mem_device);
 	if (result) {
 		acpi_memory_device_free(mem_device);
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index c05050f..78d6212 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -19,8 +19,6 @@
 
 #include "internal.h"
 
-ACPI_MODULE_NAME("platform");
-
 static const struct acpi_device_id forbidden_id_list[] = {
 	{"PNP0000",  0},	/* PIC */
 	{"PNP0100",  0},	/* Timer */
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index a676daa..f8a3abd 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -37,12 +37,14 @@
 struct acpi_db_execute_walk {
 	u32 count;
 	u32 max_count;
+	char name_seg[ACPI_NAMESEG_SIZE + 1];
 };
 
 #define PARAM_LIST(pl)                  pl
 
 #define EX_NO_SINGLE_STEP               1
 #define EX_SINGLE_STEP                  2
+#define EX_ALL                          4
 
 /*
  * dbxface - external debugger interfaces
@@ -124,6 +126,8 @@
 
 void acpi_db_evaluate_predefined_names(void);
 
+void acpi_db_evaluate_all(char *name_seg);
+
 /*
  * dbnames - namespace commands
  */
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 1030a0c..2fee91f 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -42,6 +42,12 @@
 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_status);
 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_enable);
 
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe0_block_logical_address);
+ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe1_block_logical_address);
+
+#endif				/* ACPI_GPE_USE_LOGICAL_ADDRESSES */
+
 /*
  * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is
  * determined by the revision of the DSDT: If the DSDT revision is less than
diff --git a/drivers/acpi/acpica/achware.h b/drivers/acpi/acpica/achware.h
index ebf6453..6ab92e2 100644
--- a/drivers/acpi/acpica/achware.h
+++ b/drivers/acpi/acpica/achware.h
@@ -73,9 +73,15 @@
 
 acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width);
 
+acpi_status acpi_hw_validate_io_block(u64 address, u32 bit_width, u32 count);
+
 /*
  * hwgpe - GPE support
  */
+acpi_status acpi_hw_gpe_read(u64 *value, struct acpi_gpe_address *reg);
+
+acpi_status acpi_hw_gpe_write(u64 value, struct acpi_gpe_address *reg);
+
 u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info);
 
 acpi_status
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index af58cd2..f83b98f 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -454,11 +454,18 @@
 	u8 disable_for_dispatch;	/* Masked during dispatching */
 };
 
+/* GPE register address */
+
+struct acpi_gpe_address {
+	u8 space_id;	/* Address space where the register exists */
+	u64 address;	/* 64-bit address of the register */
+};
+
 /* Information about a GPE register pair, one per each status/enable pair in an array */
 
 struct acpi_gpe_register_info {
-	struct acpi_generic_address status_address;	/* Address of status reg */
-	struct acpi_generic_address enable_address;	/* Address of enable reg */
+	struct acpi_gpe_address status_address;	/* Address of status reg */
+	struct acpi_gpe_address enable_address;	/* Address of enable reg */
 	u16 base_gpe_number;	/* Base GPE number for this register */
 	u8 enable_for_wake;	/* GPEs to keep enabled when sleeping */
 	u8 enable_for_run;	/* GPEs to keep enabled when running */
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index 2cbb566..57ea227 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -101,7 +101,7 @@
 
 /* Support macros for users of the predefined info table */
 
-#define METHOD_PREDEF_ARGS_MAX          4
+#define METHOD_PREDEF_ARGS_MAX          5
 #define METHOD_ARG_BIT_WIDTH            3
 #define METHOD_ARG_MASK                 0x0007
 #define ARG_COUNT_IS_MINIMUM            0x8000
@@ -117,6 +117,7 @@
 #define METHOD_2ARGS(a1,a2)             (2 | (a1 << 3) | (a2 << 6))
 #define METHOD_3ARGS(a1,a2,a3)          (3 | (a1 << 3) | (a2 << 6) | (a3 << 9))
 #define METHOD_4ARGS(a1,a2,a3,a4)       (4 | (a1 << 3) | (a2 << 6) | (a3 << 9) | (a4 << 12))
+#define METHOD_5ARGS(a1,a2,a3,a4,a5)    (5 | (a1 << 3) | (a2 << 6) | (a3 << 9) | (a4 << 12) | (a5 << 15))
 
 #define METHOD_RETURNS(type)            (type)
 #define METHOD_NO_RETURN_VALUE          0
@@ -902,9 +903,39 @@
 	{{"_S4W", METHOD_0ARGS,
 	  METHOD_RETURNS(ACPI_RTYPE_INTEGER)}},
 
+	{{"_SBA", METHOD_0ARGS,
+	  METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},	/* Fixed-length (4 Int) */
+	PACKAGE_INFO(ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4, 0, 0, 0),
+
+	{{"_SBI", METHOD_0ARGS,
+	  METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},	/* Fixed-length (1 Int, 1 Buf) */
+	PACKAGE_INFO(ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 1,
+		     ACPI_RTYPE_BUFFER, 1, 0),
+
+	{{"_SBR",
+	  METHOD_3ARGS(ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER,
+			ACPI_TYPE_INTEGER),
+	   METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},	/* Fixed-length (2 Int) */
+	PACKAGE_INFO(ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2,
+		     ACPI_RTYPE_BUFFER | ACPI_RTYPE_INTEGER, 1, 0),
+
 	{{"_SBS", METHOD_0ARGS,
 	  METHOD_RETURNS(ACPI_RTYPE_INTEGER)}},
 
+	{{"_SBT",
+	  METHOD_4ARGS(ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER,
+			ACPI_TYPE_ANY),
+	   METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},	/* Fixed-length (2 Int, 1 Buf | Int) */
+	PACKAGE_INFO(ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2,
+		     ACPI_RTYPE_BUFFER | ACPI_RTYPE_INTEGER, 1, 0),
+
+	{{"_SBW",
+	  METHOD_5ARGS(ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER,
+			ACPI_TYPE_INTEGER, ACPI_TYPE_ANY),
+	   METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},
+	PACKAGE_INFO(ACPI_PTYPE1_FIXED, ACPI_RTYPE_BUFFER | ACPI_RTYPE_INTEGER,
+		     1, 0, 0, 0),
+
 	{{"_SCP", METHOD_1ARGS(ACPI_TYPE_INTEGER) | ARG_COUNT_IS_MINIMUM,
 	  METHOD_NO_RETURN_VALUE}},	/* Acpi 1.0 allowed 1 integer arg. Acpi 3.0 expanded to 3 args. Allow both. */
 
diff --git a/drivers/acpi/acpica/dbexec.c b/drivers/acpi/acpica/dbexec.c
index 4027eaa..d3a9521 100644
--- a/drivers/acpi/acpica/dbexec.c
+++ b/drivers/acpi/acpica/dbexec.c
@@ -86,7 +86,8 @@
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Execute a control method.
+ * DESCRIPTION: Execute a control method. Used to evaluate objects via the
+ *              "EXECUTE" or "EVALUATE" commands.
  *
  ******************************************************************************/
 
@@ -314,11 +315,12 @@
 
 	status = acpi_evaluate_object(node, NULL, NULL, &return_obj);
 
+	acpi_gbl_method_executing = FALSE;
+
 	acpi_os_printf("Evaluation of [%4.4s] returned %s\n",
 		       acpi_ut_get_node_name(node),
 		       acpi_format_exception(status));
 
-	acpi_gbl_method_executing = FALSE;
 	return (AE_OK);
 }
 
@@ -334,7 +336,8 @@
  * RETURN:      None
  *
  * DESCRIPTION: Execute a control method. Name is relative to the current
- *              scope.
+ *              scope. Function used for the "EXECUTE", "EVALUATE", and
+ *              "ALL" commands
  *
  ******************************************************************************/
 
@@ -372,6 +375,12 @@
 		return;
 	}
 
+	if ((flags & EX_ALL) && (strlen(name) > 4)) {
+		acpi_os_printf("Input name (%s) must be a 4-char NameSeg\n",
+			       name);
+		return;
+	}
+
 	name_string = ACPI_ALLOCATE(strlen(name) + 1);
 	if (!name_string) {
 		return;
@@ -389,13 +398,24 @@
 		return;
 	}
 
-	acpi_gbl_db_method_info.name = name_string;
-	acpi_gbl_db_method_info.args = args;
-	acpi_gbl_db_method_info.types = types;
-	acpi_gbl_db_method_info.flags = flags;
+	/* Command (ALL <nameseg>) to execute all methods of a particular name */
 
-	return_obj.pointer = NULL;
-	return_obj.length = ACPI_ALLOCATE_BUFFER;
+	else if (flags & EX_ALL) {
+		acpi_gbl_db_method_info.name = name_string;
+		return_obj.pointer = NULL;
+		return_obj.length = ACPI_ALLOCATE_BUFFER;
+		acpi_db_evaluate_all(name_string);
+		ACPI_FREE(name_string);
+		return;
+	} else {
+		acpi_gbl_db_method_info.name = name_string;
+		acpi_gbl_db_method_info.args = args;
+		acpi_gbl_db_method_info.types = types;
+		acpi_gbl_db_method_info.flags = flags;
+
+		return_obj.pointer = NULL;
+		return_obj.length = ACPI_ALLOCATE_BUFFER;
+	}
 
 	status = acpi_db_execute_setup(&acpi_gbl_db_method_info);
 	if (ACPI_FAILURE(status)) {
@@ -450,6 +470,7 @@
 				       (u32)return_obj.length);
 
 			acpi_db_dump_external_object(return_obj.pointer, 1);
+			acpi_os_printf("\n");
 
 			/* Dump a _PLD buffer if present */
 
diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c
index ee6a1b7..2952856 100644
--- a/drivers/acpi/acpica/dbinput.c
+++ b/drivers/acpi/acpica/dbinput.c
@@ -37,6 +37,7 @@
 enum acpi_ex_debugger_commands {
 	CMD_NOT_FOUND = 0,
 	CMD_NULL,
+	CMD_ALL,
 	CMD_ALLOCATIONS,
 	CMD_ARGS,
 	CMD_ARGUMENTS,
@@ -115,6 +116,7 @@
 static const struct acpi_db_command_info acpi_gbl_db_commands[] = {
 	{"<NOT FOUND>", 0},
 	{"<NULL>", 0},
+	{"ALL", 1},
 	{"ALLOCATIONS", 0},
 	{"ARGS", 0},
 	{"ARGUMENTS", 0},
@@ -222,6 +224,7 @@
 	{1, "  Type <Object>", "Display object type\n"},
 
 	{0, "\nControl Method Execution:", "\n"},
+	{1, "  All <NameSeg>", "Evaluate all objects named NameSeg\n"},
 	{1, "  Evaluate <Namepath> [Arguments]",
 	 "Evaluate object or control method\n"},
 	{1, "  Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"},
@@ -436,7 +439,7 @@
 		acpi_os_printf("\n");
 
 	} else {
-		/* Display help for all commands that match the subtring */
+		/* Display help for all commands that match the substring */
 
 		acpi_db_display_command_info(command, TRUE);
 	}
@@ -740,6 +743,15 @@
 		}
 		break;
 
+	case CMD_ALL:
+
+		acpi_os_printf("Executing all objects with NameSeg: %s\n",
+			       acpi_gbl_db_args[1]);
+		acpi_db_execute(acpi_gbl_db_args[1], &acpi_gbl_db_args[2],
+				&acpi_gbl_db_arg_types[2],
+				EX_NO_SINGLE_STEP | EX_ALL);
+		break;
+
 	case CMD_ALLOCATIONS:
 
 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
diff --git a/drivers/acpi/acpica/dbmethod.c b/drivers/acpi/acpica/dbmethod.c
index 4e48a7d..889d138 100644
--- a/drivers/acpi/acpica/dbmethod.c
+++ b/drivers/acpi/acpica/dbmethod.c
@@ -21,6 +21,8 @@
 acpi_db_walk_for_execute(acpi_handle obj_handle,
 			 u32 nesting_level, void *context, void **return_value);
 
+static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node);
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_db_set_method_breakpoint
@@ -346,42 +348,26 @@
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_db_walk_for_execute
+ * FUNCTION:    acpi_db_evaluate_object
  *
- * PARAMETERS:  Callback from walk_namespace
+ * PARAMETERS:  node                - Namespace node for the object
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Batch execution module. Currently only executes predefined
- *              ACPI names.
+ * DESCRIPTION: Main execution function for the Evaluate/Execute/All debugger
+ *              commands.
  *
  ******************************************************************************/
 
-static acpi_status
-acpi_db_walk_for_execute(acpi_handle obj_handle,
-			 u32 nesting_level, void *context, void **return_value)
+static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node)
 {
-	struct acpi_namespace_node *node =
-	    (struct acpi_namespace_node *)obj_handle;
-	struct acpi_db_execute_walk *info =
-	    (struct acpi_db_execute_walk *)context;
-	struct acpi_buffer return_obj;
-	acpi_status status;
 	char *pathname;
 	u32 i;
 	struct acpi_device_info *obj_info;
 	struct acpi_object_list param_objects;
 	union acpi_object params[ACPI_METHOD_NUM_ARGS];
-	const union acpi_predefined_info *predefined;
-
-	predefined = acpi_ut_match_predefined_method(node->name.ascii);
-	if (!predefined) {
-		return (AE_OK);
-	}
-
-	if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
-		return (AE_OK);
-	}
+	struct acpi_buffer return_obj;
+	acpi_status status;
 
 	pathname = acpi_ns_get_external_pathname(node);
 	if (!pathname) {
@@ -390,7 +376,7 @@
 
 	/* Get the object info for number of method parameters */
 
-	status = acpi_get_object_info(obj_handle, &obj_info);
+	status = acpi_get_object_info(node, &obj_info);
 	if (ACPI_FAILURE(status)) {
 		ACPI_FREE(pathname);
 		return (status);
@@ -421,14 +407,67 @@
 	acpi_gbl_method_executing = TRUE;
 
 	status = acpi_evaluate_object(node, NULL, &param_objects, &return_obj);
+	acpi_gbl_method_executing = FALSE;
 
 	acpi_os_printf("%-32s returned %s\n", pathname,
 		       acpi_format_exception(status));
-	acpi_gbl_method_executing = FALSE;
+	if (return_obj.length) {
+		acpi_os_printf("Evaluation of %s returned object %p, "
+			       "external buffer length %X\n",
+			       pathname, return_obj.pointer,
+			       (u32)return_obj.length);
+
+		acpi_db_dump_external_object(return_obj.pointer, 1);
+		acpi_os_printf("\n");
+	}
+
 	ACPI_FREE(pathname);
 
 	/* Ignore status from method execution */
 
+	return (AE_OK);
+
+	/* Update count, check if we have executed enough methods */
+
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_db_walk_for_execute
+ *
+ * PARAMETERS:  Callback from walk_namespace
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Batch execution function. Evaluates all "predefined" objects --
+ *              the nameseg begins with an underscore.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_db_walk_for_execute(acpi_handle obj_handle,
+			 u32 nesting_level, void *context, void **return_value)
+{
+	struct acpi_namespace_node *node =
+	    (struct acpi_namespace_node *)obj_handle;
+	struct acpi_db_execute_walk *info =
+	    (struct acpi_db_execute_walk *)context;
+	acpi_status status;
+	const union acpi_predefined_info *predefined;
+
+	predefined = acpi_ut_match_predefined_method(node->name.ascii);
+	if (!predefined) {
+		return (AE_OK);
+	}
+
+	if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
+		return (AE_OK);
+	}
+
+	acpi_db_evaluate_object(node);
+
+	/* Ignore status from object evaluation */
+
 	status = AE_OK;
 
 	/* Update count, check if we have executed enough methods */
@@ -443,6 +482,52 @@
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_db_walk_for_execute_all
+ *
+ * PARAMETERS:  Callback from walk_namespace
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Batch execution function. Evaluates all objects whose path ends
+ *              with the nameseg "Info->NameSeg". Used for the "ALL" command.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_db_walk_for_execute_all(acpi_handle obj_handle,
+			     u32 nesting_level,
+			     void *context, void **return_value)
+{
+	struct acpi_namespace_node *node =
+	    (struct acpi_namespace_node *)obj_handle;
+	struct acpi_db_execute_walk *info =
+	    (struct acpi_db_execute_walk *)context;
+	acpi_status status;
+
+	if (!ACPI_COMPARE_NAMESEG(node->name.ascii, info->name_seg)) {
+		return (AE_OK);
+	}
+
+	if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
+		return (AE_OK);
+	}
+
+	/* Now evaluate the input object (node) */
+
+	acpi_db_evaluate_object(node);
+
+	/* Ignore status from method execution */
+
+	status = AE_OK;
+
+	/* Update count of executed methods/objects */
+
+	info->count++;
+	return (status);
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_db_evaluate_predefined_names
  *
  * PARAMETERS:  None
@@ -470,3 +555,35 @@
 	acpi_os_printf("Evaluated %u predefined names in the namespace\n",
 		       info.count);
 }
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_db_evaluate_all
+ *
+ * PARAMETERS:  none_acpi_gbl_db_method_info
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Namespace batch execution. Implements the "ALL" command.
+ *              Execute all namepaths whose final nameseg matches the
+ *              input nameseg.
+ *
+ ******************************************************************************/
+
+void acpi_db_evaluate_all(char *name_seg)
+{
+	struct acpi_db_execute_walk info;
+
+	info.count = 0;
+	info.max_count = ACPI_UINT32_MAX;
+	ACPI_COPY_NAMESEG(info.name_seg, name_seg);
+	info.name_seg[ACPI_NAMESEG_SIZE] = 0;
+
+	/* Search all nodes in namespace */
+
+	(void)acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
+				  ACPI_UINT32_MAX, acpi_db_walk_for_execute_all,
+				  NULL, (void *)&info, NULL);
+
+	acpi_os_printf("Evaluated %u names in the namespace\n", info.count);
+}
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index 3e39907..06b9c8d 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -656,14 +656,14 @@
 
 	/* GPE currently enabled (enable bit == 1)? */
 
-	status = acpi_hw_read(&enable_reg, &gpe_register_info->enable_address);
+	status = acpi_hw_gpe_read(&enable_reg, &gpe_register_info->enable_address);
 	if (ACPI_FAILURE(status)) {
 		goto error_exit;
 	}
 
 	/* GPE currently active (status bit == 1)? */
 
-	status = acpi_hw_read(&status_reg, &gpe_register_info->status_address);
+	status = acpi_hw_gpe_read(&status_reg, &gpe_register_info->status_address);
 	if (ACPI_FAILURE(status)) {
 		goto error_exit;
 	}
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index 132adff..f5298be 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -233,12 +233,6 @@
 
 		this_register->status_address.space_id = gpe_block->space_id;
 		this_register->enable_address.space_id = gpe_block->space_id;
-		this_register->status_address.bit_width =
-		    ACPI_GPE_REGISTER_WIDTH;
-		this_register->enable_address.bit_width =
-		    ACPI_GPE_REGISTER_WIDTH;
-		this_register->status_address.bit_offset = 0;
-		this_register->enable_address.bit_offset = 0;
 
 		/* Init the event_info for each GPE within this register */
 
@@ -251,14 +245,14 @@
 
 		/* Disable all GPEs within this register */
 
-		status = acpi_hw_write(0x00, &this_register->enable_address);
+		status = acpi_hw_gpe_write(0x00, &this_register->enable_address);
 		if (ACPI_FAILURE(status)) {
 			goto error_exit;
 		}
 
 		/* Clear any pending GPE events within this register */
 
-		status = acpi_hw_write(0xFF, &this_register->status_address);
+		status = acpi_hw_gpe_write(0xFF, &this_register->status_address);
 		if (ACPI_FAILURE(status)) {
 			goto error_exit;
 		}
@@ -317,6 +311,23 @@
 		return_ACPI_STATUS(AE_OK);
 	}
 
+	/* Validate the space_ID */
+
+	if ((space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) &&
+	    (space_id != ACPI_ADR_SPACE_SYSTEM_IO)) {
+		ACPI_ERROR((AE_INFO,
+			    "Unsupported address space: 0x%X", space_id));
+		return_ACPI_STATUS(AE_SUPPORT);
+	}
+
+	if (space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
+		status = acpi_hw_validate_io_block(address,
+						   ACPI_GPE_REGISTER_WIDTH,
+						   register_count);
+		if (ACPI_FAILURE(status))
+			return_ACPI_STATUS(status);
+	}
+
 	/* Allocate a new GPE block */
 
 	gpe_block = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_gpe_block_info));
diff --git a/drivers/acpi/acpica/evgpeinit.c b/drivers/acpi/acpica/evgpeinit.c
index 6effd80..6d82d30 100644
--- a/drivers/acpi/acpica/evgpeinit.c
+++ b/drivers/acpi/acpica/evgpeinit.c
@@ -32,6 +32,16 @@
  * kernel boot time as well.
  */
 
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+#define ACPI_FADT_GPE_BLOCK_ADDRESS(N)	\
+	acpi_gbl_FADT.xgpe##N##_block.space_id == \
+					ACPI_ADR_SPACE_SYSTEM_MEMORY ? \
+		(u64)acpi_gbl_xgpe##N##_block_logical_address : \
+		acpi_gbl_FADT.xgpe##N##_block.address
+#else
+#define ACPI_FADT_GPE_BLOCK_ADDRESS(N)	acpi_gbl_FADT.xgpe##N##_block.address
+#endif		/* ACPI_GPE_USE_LOGICAL_ADDRESSES */
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ev_gpe_initialize
@@ -49,6 +59,7 @@
 	u32 register_count1 = 0;
 	u32 gpe_number_max = 0;
 	acpi_status status;
+	u64 address;
 
 	ACPI_FUNCTION_TRACE(ev_gpe_initialize);
 
@@ -85,8 +96,9 @@
 	 * If EITHER the register length OR the block address are zero, then that
 	 * particular block is not supported.
 	 */
-	if (acpi_gbl_FADT.gpe0_block_length &&
-	    acpi_gbl_FADT.xgpe0_block.address) {
+	address = ACPI_FADT_GPE_BLOCK_ADDRESS(0);
+
+	if (acpi_gbl_FADT.gpe0_block_length && address) {
 
 		/* GPE block 0 exists (has both length and address > 0) */
 
@@ -97,7 +109,6 @@
 		/* Install GPE Block 0 */
 
 		status = acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device,
-						  acpi_gbl_FADT.xgpe0_block.
 						  address,
 						  acpi_gbl_FADT.xgpe0_block.
 						  space_id, register_count0, 0,
@@ -110,8 +121,9 @@
 		}
 	}
 
-	if (acpi_gbl_FADT.gpe1_block_length &&
-	    acpi_gbl_FADT.xgpe1_block.address) {
+	address = ACPI_FADT_GPE_BLOCK_ADDRESS(1);
+
+	if (acpi_gbl_FADT.gpe1_block_length && address) {
 
 		/* GPE block 1 exists (has both length and address > 0) */
 
@@ -137,7 +149,6 @@
 
 			status =
 			    acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device,
-						     acpi_gbl_FADT.xgpe1_block.
 						     address,
 						     acpi_gbl_FADT.xgpe1_block.
 						     space_id, register_count1,
diff --git a/drivers/acpi/acpica/hwgpe.c b/drivers/acpi/acpica/hwgpe.c
index 49c46d4..37bb67e 100644
--- a/drivers/acpi/acpica/hwgpe.c
+++ b/drivers/acpi/acpica/hwgpe.c
@@ -26,6 +26,76 @@
 
 /******************************************************************************
  *
+ * FUNCTION:    acpi_hw_gpe_read
+ *
+ * PARAMETERS:  value               - Where the value is returned
+ *              reg                 - GPE register structure
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Read from a GPE register in either memory or IO space.
+ *
+ * LIMITATIONS: <These limitations also apply to acpi_hw_gpe_write>
+ *      space_ID must be system_memory or system_IO.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_gpe_read(u64 *value, struct acpi_gpe_address *reg)
+{
+	acpi_status status;
+	u32 value32;
+
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+		*value = (u64)ACPI_GET8(reg->address);
+		return_ACPI_STATUS(AE_OK);
+#else
+		return acpi_os_read_memory((acpi_physical_address)reg->address,
+					    value, ACPI_GPE_REGISTER_WIDTH);
+#endif
+	}
+
+	status = acpi_os_read_port((acpi_io_address)reg->address,
+				   &value32, ACPI_GPE_REGISTER_WIDTH);
+	if (ACPI_FAILURE(status))
+		return_ACPI_STATUS(status);
+
+	*value = (u64)value32;
+
+	return_ACPI_STATUS(AE_OK);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_gpe_write
+ *
+ * PARAMETERS:  value               - Value to be written
+ *              reg                 - GPE register structure
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Write to a GPE register in either memory or IO space.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_gpe_write(u64 value, struct acpi_gpe_address *reg)
+{
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+		ACPI_SET8(reg->address, value);
+		return_ACPI_STATUS(AE_OK);
+#else
+		return acpi_os_write_memory((acpi_physical_address)reg->address,
+					    value, ACPI_GPE_REGISTER_WIDTH);
+#endif
+	}
+
+	return acpi_os_write_port((acpi_io_address)reg->address, (u32)value,
+				  ACPI_GPE_REGISTER_WIDTH);
+}
+
+/******************************************************************************
+ *
  * FUNCTION:	acpi_hw_get_gpe_register_bit
  *
  * PARAMETERS:	gpe_event_info	    - Info block for the GPE
@@ -79,7 +149,8 @@
 
 	/* Get current value of the enable register that contains this GPE */
 
-	status = acpi_hw_read(&enable_mask, &gpe_register_info->enable_address);
+	status = acpi_hw_gpe_read(&enable_mask,
+				  &gpe_register_info->enable_address);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -118,9 +189,8 @@
 
 		/* Write the updated enable mask */
 
-		status =
-		    acpi_hw_write(enable_mask,
-				  &gpe_register_info->enable_address);
+		status = acpi_hw_gpe_write(enable_mask,
+					   &gpe_register_info->enable_address);
 	}
 	return (status);
 }
@@ -158,8 +228,8 @@
 	 */
 	register_bit = acpi_hw_get_gpe_register_bit(gpe_event_info);
 
-	status =
-	    acpi_hw_write(register_bit, &gpe_register_info->status_address);
+	status = acpi_hw_gpe_write(register_bit,
+				   &gpe_register_info->status_address);
 	return (status);
 }
 
@@ -227,7 +297,7 @@
 
 	/* GPE currently enabled (enable bit == 1)? */
 
-	status = acpi_hw_read(&in_byte, &gpe_register_info->enable_address);
+	status = acpi_hw_gpe_read(&in_byte, &gpe_register_info->enable_address);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -238,7 +308,7 @@
 
 	/* GPE currently active (status bit == 1)? */
 
-	status = acpi_hw_read(&in_byte, &gpe_register_info->status_address);
+	status = acpi_hw_gpe_read(&in_byte, &gpe_register_info->status_address);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -274,7 +344,8 @@
 
 	gpe_register_info->enable_mask = enable_mask;
 
-	status = acpi_hw_write(enable_mask, &gpe_register_info->enable_address);
+	status = acpi_hw_gpe_write(enable_mask,
+				   &gpe_register_info->enable_address);
 	return (status);
 }
 
@@ -341,9 +412,8 @@
 
 		/* Clear status on all GPEs in this register */
 
-		status =
-		    acpi_hw_write(0xFF,
-				  &gpe_block->register_info[i].status_address);
+		status = acpi_hw_gpe_write(0xFF,
+					   &gpe_block->register_info[i].status_address);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
@@ -481,14 +551,14 @@
 	for (i = 0; i < gpe_block->register_count; i++) {
 		gpe_register_info = &gpe_block->register_info[i];
 
-		status = acpi_hw_read(&in_enable,
-				      &gpe_register_info->enable_address);
+		status = acpi_hw_gpe_read(&in_enable,
+					  &gpe_register_info->enable_address);
 		if (ACPI_FAILURE(status)) {
 			continue;
 		}
 
-		status = acpi_hw_read(&in_status,
-				      &gpe_register_info->status_address);
+		status = acpi_hw_gpe_read(&in_status,
+					  &gpe_register_info->status_address);
 		if (ACPI_FAILURE(status)) {
 			continue;
 		}
diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c
index 4d94861..b2ca7df 100644
--- a/drivers/acpi/acpica/hwvalid.c
+++ b/drivers/acpi/acpica/hwvalid.c
@@ -292,3 +292,33 @@
 
 	return (AE_OK);
 }
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_validate_io_block
+ *
+ * PARAMETERS:  Address             Address of I/O port/register blobk
+ *              bit_width           Number of bits (8,16,32) in each register
+ *              count               Number of registers in the block
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Validates a block of I/O ports/registers.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_validate_io_block(u64 address, u32 bit_width, u32 count)
+{
+	acpi_status status;
+
+	while (count--) {
+		status = acpi_hw_validate_io_request((acpi_io_address)address,
+						     bit_width);
+		if (ACPI_FAILURE(status))
+			return_ACPI_STATUS(status);
+
+		address += ACPI_DIV_8(bit_width);
+	}
+
+	return_ACPI_STATUS(AE_OK);
+}
diff --git a/drivers/acpi/acpica/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index fe9b363..83d26ab 100644
--- a/drivers/acpi/acpica/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -294,7 +294,7 @@
 		node_to_delete = next_node;
 		next_node = next_node->peer;
 		acpi_ns_delete_node(node_to_delete);
-	};
+	}
 
 	/* Clear the parent's child pointer */
 
diff --git a/drivers/acpi/acpica/nsarguments.c b/drivers/acpi/acpica/nsarguments.c
index d5e8405..6bbc7d3 100644
--- a/drivers/acpi/acpica/nsarguments.c
+++ b/drivers/acpi/acpica/nsarguments.c
@@ -55,7 +55,9 @@
 		arg_type = METHOD_GET_NEXT_TYPE(arg_type_list);
 		user_arg_type = info->parameters[i]->common.type;
 
-		if (user_arg_type != arg_type) {
+		/* No typechecking for ACPI_TYPE_ANY */
+
+		if ((user_arg_type != arg_type) && (arg_type != ACPI_TYPE_ANY)) {
 			ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
 					      ACPI_WARN_ALWAYS,
 					      "Argument #%u type mismatch - "
diff --git a/drivers/acpi/acpica/nsxfobj.c b/drivers/acpi/acpica/nsxfobj.c
index c022bef..3242694 100644
--- a/drivers/acpi/acpica/nsxfobj.c
+++ b/drivers/acpi/acpica/nsxfobj.c
@@ -24,7 +24,8 @@
  *
  * RETURN:      Status
  *
- * DESCRIPTION: This routine returns the type associatd with a particular handle
+ * DESCRIPTION: This routine returns the type associated with a particular
+ *              handle
  *
  ******************************************************************************/
 acpi_status acpi_get_type(acpi_handle handle, acpi_object_type *ret_type)
diff --git a/drivers/acpi/acpica/psparse.c b/drivers/acpi/acpica/psparse.c
index c780046..bd3caf7 100644
--- a/drivers/acpi/acpica/psparse.c
+++ b/drivers/acpi/acpica/psparse.c
@@ -508,8 +508,8 @@
 			}
 
 			/*
-			 * If the transfer to the new method method call worked
-			 *, a new walk state was created -- get it
+			 * If the transfer to the new method method call worked,
+			 * a new walk state was created -- get it
 			 */
 			walk_state = acpi_ds_get_current_walk_state(thread);
 			continue;
diff --git a/drivers/acpi/acpica/utpredef.c b/drivers/acpi/acpica/utpredef.c
index 05fe347..dd277f7 100644
--- a/drivers/acpi/acpica/utpredef.c
+++ b/drivers/acpi/acpica/utpredef.c
@@ -151,7 +151,7 @@
 
 static const char *ut_external_type_names[] =	/* Indexed by ACPI_TYPE_* */
 {
-	", UNSUPPORTED-TYPE",
+	", Type_ANY",
 	", Integer",
 	", String",
 	", Buffer",
@@ -311,8 +311,7 @@
 	for (i = 0; i < arg_count; i++) {
 		this_argument_type = METHOD_GET_NEXT_TYPE(argument_types);
 
-		if (!this_argument_type
-		    || (this_argument_type > METHOD_MAX_ARG_TYPE)) {
+		if (this_argument_type > METHOD_MAX_ARG_TYPE) {
 			printf("**** Invalid argument type (%u) "
 			       "in predefined info structure\n",
 			       this_argument_type);
diff --git a/drivers/acpi/acpica/utstrsuppt.c b/drivers/acpi/acpica/utstrsuppt.c
index 05ff200..2d91003 100644
--- a/drivers/acpi/acpica/utstrsuppt.c
+++ b/drivers/acpi/acpica/utstrsuppt.c
@@ -45,10 +45,15 @@
 	/* Convert each ASCII byte in the input string */
 
 	while (*string) {
-
-		/* Character must be ASCII 0-7, otherwise terminate with no error */
-
+		/*
+		 * Character must be ASCII 0-7, otherwise:
+		 * 1) Runtime: terminate with no error, per the ACPI spec
+		 * 2) Compiler: return an error
+		 */
 		if (!(ACPI_IS_OCTAL_DIGIT(*string))) {
+#ifdef ACPI_ASL_COMPILER
+			status = AE_BAD_OCTAL_CONSTANT;
+#endif
 			break;
 		}
 
@@ -94,10 +99,15 @@
 	/* Convert each ASCII byte in the input string */
 
 	while (*string) {
-
-		/* Character must be ASCII 0-9, otherwise terminate with no error */
-
+		/*
+		 * Character must be ASCII 0-9, otherwise:
+		 * 1) Runtime: terminate with no error, per the ACPI spec
+		 * 2) Compiler: return an error
+		 */
 		if (!isdigit(*string)) {
+#ifdef ACPI_ASL_COMPILER
+			status = AE_BAD_DECIMAL_CONSTANT;
+#endif
 			break;
 		}
 
@@ -143,10 +153,15 @@
 	/* Convert each ASCII byte in the input string */
 
 	while (*string) {
-
-		/* Must be ASCII A-F, a-f, or 0-9, otherwise terminate with no error */
-
+		/*
+		 * Character must be ASCII A-F, a-f, or 0-9, otherwise:
+		 * 1) Runtime: terminate with no error, per the ACPI spec
+		 * 2) Compiler: return an error
+		 */
 		if (!isxdigit(*string)) {
+#ifdef ACPI_ASL_COMPILER
+			status = AE_BAD_HEX_CONSTANT;
+#endif
 			break;
 		}
 
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index e358d00..552fd9f 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -632,7 +632,11 @@
 	rc = apei_check_gar(reg, &address, &access_bit_width);
 	if (rc)
 		return rc;
-	return acpi_os_map_generic_address(reg);
+
+	if (!acpi_os_map_generic_address(reg))
+		return -ENXIO;
+
+	return 0;
 }
 EXPORT_SYMBOL_GPL(apei_map_generic_address);
 
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index ec782e4..26005a15c 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -1335,7 +1335,7 @@
 
 	smmu = (struct acpi_iort_smmu_v3 *)node->node_data;
 	if (smmu->flags & ACPI_IORT_SMMU_V3_PXM_VALID) {
-		int dev_node = acpi_map_pxm_to_node(smmu->pxm);
+		int dev_node = pxm_to_node(smmu->pxm);
 
 		if (dev_node != NUMA_NO_NODE && !node_online(dev_node))
 			return -EINVAL;
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 5400267..113c661 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -303,7 +303,11 @@
 	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_HOTPLUG_OST_SUPPORT;
 	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PCLPI_SUPPORT;
 
+#ifdef CONFIG_ARM64
+	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_GENERIC_INITIATOR_SUPPORT;
+#endif
 #ifdef CONFIG_X86
+	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_GENERIC_INITIATOR_SUPPORT;
 	if (boot_cpu_has(X86_FEATURE_HWP)) {
 		capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPC_SUPPORT;
 		capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPCV2_SUPPORT;
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index a4eda7f..da4b125 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -153,6 +153,7 @@
 	int last_state;
 	ktime_t last_time;
 	bool suspended;
+	bool lid_state_initialized;
 };
 
 static struct acpi_device *lid_device;
@@ -383,6 +384,8 @@
 
 static void acpi_lid_initialize_state(struct acpi_device *device)
 {
+	struct acpi_button *button = acpi_driver_data(device);
+
 	switch (lid_init_state) {
 	case ACPI_BUTTON_LID_INIT_OPEN:
 		(void)acpi_lid_notify_state(device, 1);
@@ -394,13 +397,14 @@
 	default:
 		break;
 	}
+
+	button->lid_state_initialized = true;
 }
 
 static void acpi_button_notify(struct acpi_device *device, u32 event)
 {
 	struct acpi_button *button = acpi_driver_data(device);
 	struct input_dev *input;
-	int users;
 
 	switch (event) {
 	case ACPI_FIXED_HARDWARE_EVENT:
@@ -409,10 +413,7 @@
 	case ACPI_BUTTON_NOTIFY_STATUS:
 		input = button->input;
 		if (button->type == ACPI_BUTTON_TYPE_LID) {
-			mutex_lock(&button->input->mutex);
-			users = button->input->users;
-			mutex_unlock(&button->input->mutex);
-			if (users)
+			if (button->lid_state_initialized)
 				acpi_lid_update_state(device, true);
 		} else {
 			int keycode;
@@ -457,7 +458,7 @@
 	struct acpi_button *button = acpi_driver_data(device);
 
 	button->suspended = false;
-	if (button->type == ACPI_BUTTON_TYPE_LID && button->input->users) {
+	if (button->type == ACPI_BUTTON_TYPE_LID) {
 		button->last_state = !!acpi_lid_evaluate_state(device);
 		button->last_time = ktime_get();
 		acpi_lid_initialize_state(device);
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index 9ea5f55..ccaa647 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -14,9 +14,6 @@
 
 #include "internal.h"
 
-#define _COMPONENT			ACPI_CONTAINER_COMPONENT
-ACPI_MODULE_NAME("container");
-
 static const struct acpi_device_id container_device_ids[] = {
 	{"ACPI0004", 0},
 	{"PNP0A05", 0},
diff --git a/drivers/acpi/custom_method.c b/drivers/acpi/custom_method.c
index b097ef2..7b54dc9 100644
--- a/drivers/acpi/custom_method.c
+++ b/drivers/acpi/custom_method.c
@@ -13,8 +13,6 @@
 
 #include "internal.h"
 
-#define _COMPONENT		ACPI_SYSTEM_COMPONENT
-ACPI_MODULE_NAME("custom_method");
 MODULE_LICENSE("GPL");
 
 static struct dentry *cm_dentry;
diff --git a/drivers/acpi/debugfs.c b/drivers/acpi/debugfs.c
index d5ecea3..074eb98d 100644
--- a/drivers/acpi/debugfs.c
+++ b/drivers/acpi/debugfs.c
@@ -10,9 +10,6 @@
 
 #include "internal.h"
 
-#define _COMPONENT		ACPI_SYSTEM_COMPONENT
-ACPI_MODULE_NAME("debugfs");
-
 struct dentry *acpi_debugfs_dir;
 EXPORT_SYMBOL_GPL(acpi_debugfs_dir);
 
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 9bd72c2..45d4b7b6 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -20,8 +20,6 @@
 
 #include "internal.h"
 
-ACPI_MODULE_NAME("dock");
-
 static bool immediate_undock = 1;
 module_param(immediate_undock, bool, 0644);
 MODULE_PARM_DESC(immediate_undock, "1 (default) will cause the driver to "
diff --git a/drivers/acpi/dptf/Kconfig b/drivers/acpi/dptf/Kconfig
index 90a2fd9..51f06f3 100644
--- a/drivers/acpi/dptf/Kconfig
+++ b/drivers/acpi/dptf/Kconfig
@@ -14,3 +14,17 @@
 
 	  To compile this driver as a module, choose M here:
 	  the module will be called dptf_power.
+
+config DPTF_PCH_FIVR
+	tristate "DPTF PCH FIVR Participant"
+	depends on X86
+	help
+	  This driver adds support for Dynamic Platform and Thermal Framework
+	  (DPTF) PCH FIVR Participant device support. This driver allows to
+	  switch PCH FIVR (Fully Integrated Voltage Regulator) frequency.
+	  This participant is responsible for exposing:
+		freq_mhz_low_clock
+		freq_mhz_high_clock
+
+	  To compile this driver as a module, choose M here:
+	  the module will be called dptf_pch_fivr.
diff --git a/drivers/acpi/dptf/Makefile b/drivers/acpi/dptf/Makefile
index 1a9b0a2..2973406 100644
--- a/drivers/acpi/dptf/Makefile
+++ b/drivers/acpi/dptf/Makefile
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_ACPI)             += int340x_thermal.o
 obj-$(CONFIG_DPTF_POWER)	+= dptf_power.o
+obj-$(CONFIG_DPTF_PCH_FIVR)	+= dptf_pch_fivr.o
diff --git a/drivers/acpi/dptf/dptf_pch_fivr.c b/drivers/acpi/dptf/dptf_pch_fivr.c
new file mode 100644
index 0000000..4ab2888
--- /dev/null
+++ b/drivers/acpi/dptf/dptf_pch_fivr.c
@@ -0,0 +1,126 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * dptf_pch_fivr:  DPTF PCH FIVR Participant driver
+ * Copyright (c) 2020, Intel Corporation.
+ */
+
+#include <linux/acpi.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+/*
+ * Presentation of attributes which are defined for INT1045
+ * They are:
+ * freq_mhz_low_clock : Set PCH FIVR switching freq for
+ *			FIVR clock 19.2MHz and 24MHz
+ * freq_mhz_high_clock : Set PCH FIVR switching freq for
+ *			FIVR clock 38.4MHz
+ */
+#define PCH_FIVR_SHOW(name, method) \
+static ssize_t name##_show(struct device *dev,\
+			   struct device_attribute *attr,\
+			   char *buf)\
+{\
+	struct acpi_device *acpi_dev = dev_get_drvdata(dev);\
+	unsigned long long val;\
+	acpi_status status;\
+\
+	status = acpi_evaluate_integer(acpi_dev->handle, #method,\
+				       NULL, &val);\
+	if (ACPI_SUCCESS(status))\
+		return sprintf(buf, "%d\n", (int)val);\
+	else\
+		return -EINVAL;\
+}
+
+#define PCH_FIVR_STORE(name, method) \
+static ssize_t name##_store(struct device *dev,\
+			    struct device_attribute *attr,\
+			    const char *buf, size_t count)\
+{\
+	struct acpi_device *acpi_dev = dev_get_drvdata(dev);\
+	acpi_status status;\
+	u32 val;\
+\
+	if (kstrtouint(buf, 0, &val) < 0)\
+		return -EINVAL;\
+\
+	status = acpi_execute_simple_method(acpi_dev->handle, #method, val);\
+	if (ACPI_SUCCESS(status))\
+		return count;\
+\
+	return -EINVAL;\
+}
+
+PCH_FIVR_SHOW(freq_mhz_low_clock, GFC0)
+PCH_FIVR_SHOW(freq_mhz_high_clock, GFC1)
+PCH_FIVR_STORE(freq_mhz_low_clock, RFC0)
+PCH_FIVR_STORE(freq_mhz_high_clock, RFC1)
+
+static DEVICE_ATTR_RW(freq_mhz_low_clock);
+static DEVICE_ATTR_RW(freq_mhz_high_clock);
+
+static struct attribute *fivr_attrs[] = {
+	&dev_attr_freq_mhz_low_clock.attr,
+	&dev_attr_freq_mhz_high_clock.attr,
+	NULL
+};
+
+static const struct attribute_group pch_fivr_attribute_group = {
+	.attrs = fivr_attrs,
+	.name = "pch_fivr_switch_frequency"
+};
+
+static int pch_fivr_add(struct platform_device *pdev)
+{
+	struct acpi_device *acpi_dev;
+	unsigned long long ptype;
+	acpi_status status;
+	int result;
+
+	acpi_dev = ACPI_COMPANION(&(pdev->dev));
+	if (!acpi_dev)
+		return -ENODEV;
+
+	status = acpi_evaluate_integer(acpi_dev->handle, "PTYP", NULL, &ptype);
+	if (ACPI_FAILURE(status) || ptype != 0x05)
+		return -ENODEV;
+
+	result = sysfs_create_group(&pdev->dev.kobj,
+				    &pch_fivr_attribute_group);
+	if (result)
+		return result;
+
+	platform_set_drvdata(pdev, acpi_dev);
+
+	return 0;
+}
+
+static int pch_fivr_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &pch_fivr_attribute_group);
+
+	return 0;
+}
+
+static const struct acpi_device_id pch_fivr_device_ids[] = {
+	{"INTC1045", 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, pch_fivr_device_ids);
+
+static struct platform_driver pch_fivr_driver = {
+	.probe = pch_fivr_add,
+	.remove = pch_fivr_remove,
+	.driver = {
+		.name = "DPTF PCH FIVR",
+		.acpi_match_table = pch_fivr_device_ids,
+	},
+};
+
+module_platform_driver(pch_fivr_driver);
+
+MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("ACPI DPTF PCH FIVR driver");
diff --git a/drivers/acpi/dptf/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c
index bc71a6a..8d420c7 100644
--- a/drivers/acpi/dptf/int340x_thermal.c
+++ b/drivers/acpi/dptf/int340x_thermal.c
@@ -27,6 +27,7 @@
 	{"INTC1040"},
 	{"INTC1043"},
 	{"INTC1044"},
+	{"INTC1045"},
 	{"INTC1047"},
 	{""},
 };
diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index 47f2159..1706439 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -19,9 +19,6 @@
 
 #include "internal.h"
 
-#define _COMPONENT		ACPI_SYSTEM_COMPONENT
-ACPI_MODULE_NAME("event");
-
 /* ACPI notifier chain */
 static BLOCKING_NOTIFIER_HEAD(acpi_chain_head);
 
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 26dd208..7562278 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1389,7 +1389,7 @@
 
 static umode_t nfit_visible(struct kobject *kobj, struct attribute *a, int n)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct nvdimm_bus *nvdimm_bus = to_nvdimm_bus(dev);
 
 	if (a == &dev_attr_scrub.attr)
@@ -1679,7 +1679,7 @@
 static umode_t acpi_nfit_dimm_attr_visible(struct kobject *kobj,
 		struct attribute *a, int n)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct nvdimm *nvdimm = to_nvdimm(dev);
 	struct nfit_mem *nfit_mem = nvdimm_provider_data(nvdimm);
 
@@ -3006,10 +3006,8 @@
 	ndr_desc->provider_data = nfit_spa;
 	ndr_desc->attr_groups = acpi_nfit_region_attribute_groups;
 	if (spa->flags & ACPI_NFIT_PROXIMITY_VALID) {
-		ndr_desc->numa_node = acpi_map_pxm_to_online_node(
-						spa->proximity_domain);
-		ndr_desc->target_node = acpi_map_pxm_to_node(
-				spa->proximity_domain);
+		ndr_desc->numa_node = pxm_to_online_node(spa->proximity_domain);
+		ndr_desc->target_node = pxm_to_node(spa->proximity_domain);
 	} else {
 		ndr_desc->numa_node = NUMA_NO_NODE;
 		ndr_desc->target_node = NUMA_NO_NODE;
diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c
index 2c32cfb..6ea95b3 100644
--- a/drivers/acpi/numa/hmat.c
+++ b/drivers/acpi/numa/hmat.c
@@ -56,7 +56,7 @@
 	unsigned int memory_pxm;
 	unsigned int processor_pxm;
 	struct resource memregions;
-	struct node_hmem_attrs hmem_attrs;
+	struct node_hmem_attrs hmem_attrs[2];
 	struct list_head caches;
 	struct node_cache_attrs cache_attrs;
 	bool registered;
@@ -65,6 +65,7 @@
 struct memory_initiator {
 	struct list_head node;
 	unsigned int processor_pxm;
+	bool has_cpu;
 };
 
 struct memory_locality {
@@ -108,6 +109,7 @@
 		return;
 
 	initiator->processor_pxm = cpu_pxm;
+	initiator->has_cpu = node_state(pxm_to_node(cpu_pxm), N_CPU);
 	list_add_tail(&initiator->node, &initiators);
 }
 
@@ -215,28 +217,28 @@
 }
 
 static void hmat_update_target_access(struct memory_target *target,
-					     u8 type, u32 value)
+				      u8 type, u32 value, int access)
 {
 	switch (type) {
 	case ACPI_HMAT_ACCESS_LATENCY:
-		target->hmem_attrs.read_latency = value;
-		target->hmem_attrs.write_latency = value;
+		target->hmem_attrs[access].read_latency = value;
+		target->hmem_attrs[access].write_latency = value;
 		break;
 	case ACPI_HMAT_READ_LATENCY:
-		target->hmem_attrs.read_latency = value;
+		target->hmem_attrs[access].read_latency = value;
 		break;
 	case ACPI_HMAT_WRITE_LATENCY:
-		target->hmem_attrs.write_latency = value;
+		target->hmem_attrs[access].write_latency = value;
 		break;
 	case ACPI_HMAT_ACCESS_BANDWIDTH:
-		target->hmem_attrs.read_bandwidth = value;
-		target->hmem_attrs.write_bandwidth = value;
+		target->hmem_attrs[access].read_bandwidth = value;
+		target->hmem_attrs[access].write_bandwidth = value;
 		break;
 	case ACPI_HMAT_READ_BANDWIDTH:
-		target->hmem_attrs.read_bandwidth = value;
+		target->hmem_attrs[access].read_bandwidth = value;
 		break;
 	case ACPI_HMAT_WRITE_BANDWIDTH:
-		target->hmem_attrs.write_bandwidth = value;
+		target->hmem_attrs[access].write_bandwidth = value;
 		break;
 	default:
 		break;
@@ -329,8 +331,12 @@
 
 			if (mem_hier == ACPI_HMAT_MEMORY) {
 				target = find_mem_target(targs[targ]);
-				if (target && target->processor_pxm == inits[init])
-					hmat_update_target_access(target, type, value);
+				if (target && target->processor_pxm == inits[init]) {
+					hmat_update_target_access(target, type, value, 0);
+					/* If the node has a CPU, update access 1 */
+					if (node_state(pxm_to_node(inits[init]), N_CPU))
+						hmat_update_target_access(target, type, value, 1);
+				}
 			}
 		}
 	}
@@ -424,7 +430,8 @@
 		pr_info("HMAT: Memory Flags:%04x Processor Domain:%u Memory Domain:%u\n",
 			p->flags, p->processor_PD, p->memory_PD);
 
-	if (p->flags & ACPI_HMAT_MEMORY_PD_VALID && hmat_revision == 1) {
+	if ((hmat_revision == 1 && p->flags & ACPI_HMAT_MEMORY_PD_VALID) ||
+	    hmat_revision > 1) {
 		target = find_mem_target(p->memory_PD);
 		if (!target) {
 			pr_debug("HMAT: Memory Domain missing from SRAT\n");
@@ -566,6 +573,7 @@
 	unsigned int mem_nid, cpu_nid;
 	struct memory_locality *loc = NULL;
 	u32 best = 0;
+	bool access0done = false;
 	int i;
 
 	mem_nid = pxm_to_node(target->memory_pxm);
@@ -577,7 +585,11 @@
 	if (target->processor_pxm != PXM_INVAL) {
 		cpu_nid = pxm_to_node(target->processor_pxm);
 		register_memory_node_under_compute_node(mem_nid, cpu_nid, 0);
-		return;
+		access0done = true;
+		if (node_state(cpu_nid, N_CPU)) {
+			register_memory_node_under_compute_node(mem_nid, cpu_nid, 1);
+			return;
+		}
 	}
 
 	if (list_empty(&localities))
@@ -591,6 +603,41 @@
 	 */
 	bitmap_zero(p_nodes, MAX_NUMNODES);
 	list_sort(p_nodes, &initiators, initiator_cmp);
+	if (!access0done) {
+		for (i = WRITE_LATENCY; i <= READ_BANDWIDTH; i++) {
+			loc = localities_types[i];
+			if (!loc)
+				continue;
+
+			best = 0;
+			list_for_each_entry(initiator, &initiators, node) {
+				u32 value;
+
+				if (!test_bit(initiator->processor_pxm, p_nodes))
+					continue;
+
+				value = hmat_initiator_perf(target, initiator,
+							    loc->hmat_loc);
+				if (hmat_update_best(loc->hmat_loc->data_type, value, &best))
+					bitmap_clear(p_nodes, 0, initiator->processor_pxm);
+				if (value != best)
+					clear_bit(initiator->processor_pxm, p_nodes);
+			}
+			if (best)
+				hmat_update_target_access(target, loc->hmat_loc->data_type,
+							  best, 0);
+		}
+
+		for_each_set_bit(i, p_nodes, MAX_NUMNODES) {
+			cpu_nid = pxm_to_node(i);
+			register_memory_node_under_compute_node(mem_nid, cpu_nid, 0);
+		}
+	}
+
+	/* Access 1 ignores Generic Initiators */
+	bitmap_zero(p_nodes, MAX_NUMNODES);
+	list_sort(p_nodes, &initiators, initiator_cmp);
+	best = 0;
 	for (i = WRITE_LATENCY; i <= READ_BANDWIDTH; i++) {
 		loc = localities_types[i];
 		if (!loc)
@@ -600,6 +647,10 @@
 		list_for_each_entry(initiator, &initiators, node) {
 			u32 value;
 
+			if (!initiator->has_cpu) {
+				clear_bit(initiator->processor_pxm, p_nodes);
+				continue;
+			}
 			if (!test_bit(initiator->processor_pxm, p_nodes))
 				continue;
 
@@ -610,12 +661,11 @@
 				clear_bit(initiator->processor_pxm, p_nodes);
 		}
 		if (best)
-			hmat_update_target_access(target, loc->hmat_loc->data_type, best);
+			hmat_update_target_access(target, loc->hmat_loc->data_type, best, 1);
 	}
-
 	for_each_set_bit(i, p_nodes, MAX_NUMNODES) {
 		cpu_nid = pxm_to_node(i);
-		register_memory_node_under_compute_node(mem_nid, cpu_nid, 0);
+		register_memory_node_under_compute_node(mem_nid, cpu_nid, 1);
 	}
 }
 
@@ -628,10 +678,10 @@
 		node_add_cache(mem_nid, &tcache->cache_attrs);
 }
 
-static void hmat_register_target_perf(struct memory_target *target)
+static void hmat_register_target_perf(struct memory_target *target, int access)
 {
 	unsigned mem_nid = pxm_to_node(target->memory_pxm);
-	node_set_perf_attrs(mem_nid, &target->hmem_attrs, 0);
+	node_set_perf_attrs(mem_nid, &target->hmem_attrs[access], access);
 }
 
 static void hmat_register_target_device(struct memory_target *target,
@@ -664,9 +714,9 @@
 		goto out_pdev;
 	}
 
-	pdev->dev.numa_node = acpi_map_pxm_to_online_node(target->memory_pxm);
+	pdev->dev.numa_node = pxm_to_online_node(target->memory_pxm);
 	info = (struct memregion_info) {
-		.target_node = acpi_map_pxm_to_node(target->memory_pxm),
+		.target_node = pxm_to_node(target->memory_pxm),
 	};
 	rc = platform_device_add_data(pdev, &info, sizeof(info));
 	if (rc < 0) {
@@ -733,7 +783,8 @@
 	if (!target->registered) {
 		hmat_register_target_initiators(target);
 		hmat_register_target_cache(target);
-		hmat_register_target_perf(target);
+		hmat_register_target_perf(target, 0);
+		hmat_register_target_perf(target, 1);
 		target->registered = true;
 	}
 	mutex_unlock(&target_lock);
diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c
index 15bbaab..979e76b 100644
--- a/drivers/acpi/numa/srat.c
+++ b/drivers/acpi/numa/srat.c
@@ -31,7 +31,7 @@
 
 int pxm_to_node(int pxm)
 {
-	if (pxm < 0)
+	if (pxm < 0 || pxm >= MAX_PXM_DOMAINS || numa_off)
 		return NUMA_NO_NODE;
 	return pxm_to_node_map[pxm];
 }
@@ -130,6 +130,36 @@
 		}
 		break;
 
+	case ACPI_SRAT_TYPE_GENERIC_AFFINITY:
+	{
+		struct acpi_srat_generic_affinity *p =
+			(struct acpi_srat_generic_affinity *)header;
+
+		if (p->device_handle_type == 0) {
+			/*
+			 * For pci devices this may be the only place they
+			 * are assigned a proximity domain
+			 */
+			pr_debug("SRAT Generic Initiator(Seg:%u BDF:%u) in proximity domain %d %s\n",
+				 *(u16 *)(&p->device_handle[0]),
+				 *(u16 *)(&p->device_handle[2]),
+				 p->proximity_domain,
+				 (p->flags & ACPI_SRAT_GENERIC_AFFINITY_ENABLED) ?
+				"enabled" : "disabled");
+		} else {
+			/*
+			 * In this case we can rely on the device having a
+			 * proximity domain reference
+			 */
+			pr_debug("SRAT Generic Initiator(HID=%.8s UID=%.4s) in proximity domain %d %s\n",
+				(char *)(&p->device_handle[0]),
+				(char *)(&p->device_handle[8]),
+				p->proximity_domain,
+				(p->flags & ACPI_SRAT_GENERIC_AFFINITY_ENABLED) ?
+				"enabled" : "disabled");
+		}
+	}
+	break;
 	default:
 		pr_warn("Found unsupported SRAT entry (type = 0x%x)\n",
 			header->type);
@@ -332,6 +362,41 @@
 	return 0;
 }
 
+#if defined(CONFIG_X86) || defined(CONFIG_ARM64)
+static int __init
+acpi_parse_gi_affinity(union acpi_subtable_headers *header,
+		       const unsigned long end)
+{
+	struct acpi_srat_generic_affinity *gi_affinity;
+	int node;
+
+	gi_affinity = (struct acpi_srat_generic_affinity *)header;
+	if (!gi_affinity)
+		return -EINVAL;
+	acpi_table_print_srat_entry(&header->common);
+
+	if (!(gi_affinity->flags & ACPI_SRAT_GENERIC_AFFINITY_ENABLED))
+		return -EINVAL;
+
+	node = acpi_map_pxm_to_node(gi_affinity->proximity_domain);
+	if (node == NUMA_NO_NODE || node >= MAX_NUMNODES) {
+		pr_err("SRAT: Too many proximity domains.\n");
+		return -EINVAL;
+	}
+	node_set(node, numa_nodes_parsed);
+	node_set_state(node, N_GENERIC_INITIATOR);
+
+	return 0;
+}
+#else
+static int __init
+acpi_parse_gi_affinity(union acpi_subtable_headers *header,
+		       const unsigned long end)
+{
+	return 0;
+}
+#endif /* defined(CONFIG_X86) || defined (CONFIG_ARM64) */
+
 static int __initdata parsed_numa_memblks;
 
 static int __init
@@ -385,7 +450,7 @@
 
 	/* SRAT: System Resource Affinity Table */
 	if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) {
-		struct acpi_subtable_proc srat_proc[3];
+		struct acpi_subtable_proc srat_proc[4];
 
 		memset(srat_proc, 0, sizeof(srat_proc));
 		srat_proc[0].id = ACPI_SRAT_TYPE_CPU_AFFINITY;
@@ -394,6 +459,8 @@
 		srat_proc[1].handler = acpi_parse_x2apic_affinity;
 		srat_proc[2].id = ACPI_SRAT_TYPE_GICC_AFFINITY;
 		srat_proc[2].handler = acpi_parse_gicc_affinity;
+		srat_proc[3].id = ACPI_SRAT_TYPE_GENERIC_AFFINITY;
+		srat_proc[3].handler = acpi_parse_gi_affinity;
 
 		acpi_table_parse_entries_array(ACPI_SIG_SRAT,
 					sizeof(struct acpi_table_srat),
@@ -436,6 +503,6 @@
 
 	pxm = acpi_get_pxm(handle);
 
-	return acpi_map_pxm_to_node(pxm);
+	return pxm_to_node(pxm);
 }
 EXPORT_SYMBOL(acpi_get_node);
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 4a0b077..0418feb 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -447,24 +447,19 @@
 }
 EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
 
-int acpi_os_map_generic_address(struct acpi_generic_address *gas)
+void __iomem *acpi_os_map_generic_address(struct acpi_generic_address *gas)
 {
 	u64 addr;
-	void __iomem *virt;
 
 	if (gas->space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY)
-		return 0;
+		return NULL;
 
 	/* Handle possible alignment issues */
 	memcpy(&addr, &gas->address, sizeof(addr));
 	if (!addr || !gas->bit_width)
-		return -EINVAL;
+		return NULL;
 
-	virt = acpi_os_map_iomem(addr, gas->bit_width / 8);
-	if (!virt)
-		return -EIO;
-
-	return 0;
+	return acpi_os_map_iomem(addr, gas->bit_width / 8);
 }
 EXPORT_SYMBOL(acpi_os_map_generic_address);
 
@@ -1749,17 +1744,22 @@
 {
 	acpi_os_map_generic_address(&acpi_gbl_FADT.xpm1a_event_block);
 	acpi_os_map_generic_address(&acpi_gbl_FADT.xpm1b_event_block);
-	acpi_os_map_generic_address(&acpi_gbl_FADT.xgpe0_block);
-	acpi_os_map_generic_address(&acpi_gbl_FADT.xgpe1_block);
+
+	acpi_gbl_xgpe0_block_logical_address =
+		(unsigned long)acpi_os_map_generic_address(&acpi_gbl_FADT.xgpe0_block);
+	acpi_gbl_xgpe1_block_logical_address =
+		(unsigned long)acpi_os_map_generic_address(&acpi_gbl_FADT.xgpe1_block);
+
 	if (acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER) {
 		/*
 		 * Use acpi_os_map_generic_address to pre-map the reset
 		 * register if it's in system memory.
 		 */
-		int rv;
+		void *rv;
 
 		rv = acpi_os_map_generic_address(&acpi_gbl_FADT.reset_register);
-		pr_debug(PREFIX "%s: map reset_reg status %d\n", __func__, rv);
+		pr_debug(PREFIX "%s: map reset_reg %s\n", __func__,
+			 rv ? "successful" : "failed");
 	}
 	acpi_os_initialized = true;
 
@@ -1787,8 +1787,12 @@
 
 	acpi_os_unmap_generic_address(&acpi_gbl_FADT.xgpe1_block);
 	acpi_os_unmap_generic_address(&acpi_gbl_FADT.xgpe0_block);
+	acpi_gbl_xgpe0_block_logical_address = 0UL;
+	acpi_gbl_xgpe1_block_logical_address = 0UL;
+
 	acpi_os_unmap_generic_address(&acpi_gbl_FADT.xpm1b_event_block);
 	acpi_os_unmap_generic_address(&acpi_gbl_FADT.xpm1a_event_block);
+
 	if (acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER)
 		acpi_os_unmap_generic_address(&acpi_gbl_FADT.reset_register);
 
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index f90e841..c12b5fb 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -24,8 +24,6 @@
 
 #include "internal.h"
 
-#define _COMPONENT		ACPI_PCI_COMPONENT
-ACPI_MODULE_NAME("pci_root");
 #define ACPI_PCI_ROOT_CLASS		"pci_bridge"
 #define ACPI_PCI_ROOT_DEVICE_NAME	"PCI Root Bridge"
 static int acpi_pci_root_add(struct acpi_device *device,
@@ -62,7 +60,7 @@
 
 /**
  * acpi_is_root_bridge - determine whether an ACPI CA node is a PCI root bridge
- * @handle - the ACPI CA node in question.
+ * @handle:  the ACPI CA node in question.
  *
  * Note: we could make this API take a struct acpi_device * instead, but
  * for now, it's more convenient to operate on an acpi_handle.
diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c
index ca2461d..d6cb2c2 100644
--- a/drivers/acpi/pci_slot.c
+++ b/drivers/acpi/pci_slot.c
@@ -28,9 +28,6 @@
 
 static int check_sta_before_sun;
 
-#define _COMPONENT		ACPI_PCI_COMPONENT
-ACPI_MODULE_NAME("pci_slot");
-
 #define SLOT_NAME_SIZE 21		/* Inspired by #define in acpiphp.h */
 
 struct acpi_pci_slot {
diff --git a/drivers/acpi/pmic/Kconfig b/drivers/acpi/pmic/Kconfig
new file mode 100644
index 0000000..56bbcb2
--- /dev/null
+++ b/drivers/acpi/pmic/Kconfig
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: GPL-2.0
+
+menuconfig PMIC_OPREGION
+	bool "PMIC (Power Management Integrated Circuit) operation region support"
+	help
+	  Select this option to enable support for ACPI operation
+	  region of the PMIC chip. The operation region can be used
+	  to control power rails and sensor reading/writing on the
+	  PMIC chip.
+
+if PMIC_OPREGION
+
+config BYTCRC_PMIC_OPREGION
+	bool "ACPI operation region support for Bay Trail Crystal Cove PMIC"
+	depends on INTEL_SOC_PMIC
+	help
+	  This config adds ACPI operation region support for the Bay Trail
+	  version of the Crystal Cove PMIC.
+
+config CHTCRC_PMIC_OPREGION
+	bool "ACPI operation region support for Cherry Trail Crystal Cove PMIC"
+	depends on INTEL_SOC_PMIC
+	help
+	  This config adds ACPI operation region support for the Cherry Trail
+	  version of the Crystal Cove PMIC.
+
+config XPOWER_PMIC_OPREGION
+	bool "ACPI operation region support for XPower AXP288 PMIC"
+	depends on MFD_AXP20X_I2C && IOSF_MBI=y
+	help
+	  This config adds ACPI operation region support for XPower AXP288 PMIC.
+
+config BXT_WC_PMIC_OPREGION
+	bool "ACPI operation region support for BXT WhiskeyCove PMIC"
+	depends on INTEL_SOC_PMIC_BXTWC
+	help
+	  This config adds ACPI operation region support for BXT WhiskeyCove PMIC.
+
+config CHT_WC_PMIC_OPREGION
+	bool "ACPI operation region support for CHT Whiskey Cove PMIC"
+	depends on INTEL_SOC_PMIC_CHTWC
+	help
+	  This config adds ACPI operation region support for CHT Whiskey Cove PMIC.
+
+config CHT_DC_TI_PMIC_OPREGION
+	bool "ACPI operation region support for Dollar Cove TI PMIC"
+	depends on INTEL_SOC_PMIC_CHTDC_TI
+	help
+	  This config adds ACPI operation region support for Dollar Cove TI PMIC.
+
+endif	# PMIC_OPREGION
+
+config TPS68470_PMIC_OPREGION
+	bool "ACPI operation region support for TPS68470 PMIC"
+	depends on MFD_TPS68470
+	help
+	  This config adds ACPI operation region support for TI TPS68470 PMIC.
+	  TPS68470 device is an advanced power management unit that powers
+	  a Compact Camera Module (CCM), generates clocks for image sensors,
+	  drives a dual LED for flash and incorporates two LED drivers for
+	  general purpose indicators.
+	  This driver enables ACPI operation region support control voltage
+	  regulators and clocks.
+
+	  This option is a bool as it provides an ACPI operation
+	  region, which must be available before any of the devices
+	  using this, are probed.
diff --git a/drivers/acpi/pmic/Makefile b/drivers/acpi/pmic/Makefile
new file mode 100644
index 0000000..cd072c6
--- /dev/null
+++ b/drivers/acpi/pmic/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-$(CONFIG_PMIC_OPREGION)		+= intel_pmic.o
+obj-$(CONFIG_BYTCRC_PMIC_OPREGION)	+= intel_pmic_bytcrc.o
+obj-$(CONFIG_CHTCRC_PMIC_OPREGION)	+= intel_pmic_chtcrc.o
+obj-$(CONFIG_XPOWER_PMIC_OPREGION)	+= intel_pmic_xpower.o
+obj-$(CONFIG_BXT_WC_PMIC_OPREGION)	+= intel_pmic_bxtwc.o
+obj-$(CONFIG_CHT_WC_PMIC_OPREGION)	+= intel_pmic_chtwc.o
+obj-$(CONFIG_CHT_DC_TI_PMIC_OPREGION)	+= intel_pmic_chtdc_ti.o
+obj-$(CONFIG_TPS68470_PMIC_OPREGION)	+= tps68470_pmic.o
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index 7892980..0cca799 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -10,15 +10,11 @@
 #include "sleep.h"
 #include "internal.h"
 
-#define _COMPONENT		ACPI_SYSTEM_COMPONENT
-
 /*
  * this file provides support for:
  * /proc/acpi/wakeup
  */
 
-ACPI_MODULE_NAME("sleep")
-
 static int
 acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
 {
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index f32beb7d..2ac48cd 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -14,9 +14,6 @@
 #include <linux/acpi.h>
 #include <acpi/processor.h>
 
-#define _COMPONENT		ACPI_PROCESSOR_COMPONENT
-ACPI_MODULE_NAME("processor_core");
-
 static struct acpi_table_madt *get_madt_table(void)
 {
 	static struct acpi_table_madt *madt;
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index 41feb88..6c7d05b 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -20,8 +20,6 @@
 #define PREFIX "ACPI: "
 
 #define ACPI_PROCESSOR_CLASS            "processor"
-#define _COMPONENT              ACPI_PROCESSOR_COMPONENT
-ACPI_MODULE_NAME("processor_thermal");
 
 #ifdef CONFIG_CPU_FREQ
 
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 2142f15..684c726 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -898,8 +898,7 @@
 	 */
 	err = acpi_device_sleep_wake(device, 0, 0, 0);
 	if (err)
-		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
-				"error in _DSW or _PSW evaluation\n"));
+		pr_debug("error in _DSW or _PSW evaluation\n");
 }
 
 static void acpi_bus_init_power_state(struct acpi_device *device, int state)
diff --git a/drivers/acpi/tiny-power-button.c b/drivers/acpi/tiny-power-button.c
index 6273d73..420e61b 100644
--- a/drivers/acpi/tiny-power-button.c
+++ b/drivers/acpi/tiny-power-button.c
@@ -4,7 +4,6 @@
 #include <linux/acpi.h>
 #include <acpi/button.h>
 
-ACPI_MODULE_NAME("tiny-power-button");
 MODULE_AUTHOR("Josh Triplett");
 MODULE_DESCRIPTION("ACPI Tiny Power Button Driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 2499d7e..3a032af 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -35,9 +35,6 @@
 #include <linux/workqueue.h>
 #include <acpi/video.h>
 
-ACPI_MODULE_NAME("video");
-#define _COMPONENT		ACPI_VIDEO_COMPONENT
-
 void acpi_video_unregister_backlight(void);
 
 static bool backlight_notifier_registered;
@@ -282,6 +279,15 @@
 		DMI_MATCH(DMI_PRODUCT_NAME, "530U4E/540U4E"),
 		},
 	},
+	/* https://bugs.launchpad.net/bugs/1894667 */
+	{
+	 .callback = video_detect_force_video,
+	 .ident = "HP 635 Notebook",
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "HP 635 Notebook PC"),
+		},
+	},
 
 	/* Non win8 machines which need native backlight nevertheless */
 	{
diff --git a/drivers/acpi/wakeup.c b/drivers/acpi/wakeup.c
index 0b2e425..f89dd9a 100644
--- a/drivers/acpi/wakeup.c
+++ b/drivers/acpi/wakeup.c
@@ -26,8 +26,6 @@
  * suspend/resume and isn't really required as this is called in S-state. At
  * that time, there is no device hotplug
  **/
-#define _COMPONENT		ACPI_SYSTEM_COMPONENT
-ACPI_MODULE_NAME("wakeup_devices")
 
 /**
  * acpi_enable_wakeup_devices - Enable wake-up device GPEs.
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 50af16e..5ca6f890 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -1005,6 +1005,8 @@
 #endif
 	[N_MEMORY] = _NODE_ATTR(has_memory, N_MEMORY),
 	[N_CPU] = _NODE_ATTR(has_cpu, N_CPU),
+	[N_GENERIC_INITIATOR] = _NODE_ATTR(has_generic_initiator,
+					   N_GENERIC_INITIATOR),
 };
 
 static struct attribute *node_state_attrs[] = {
@@ -1016,6 +1018,7 @@
 #endif
 	&node_state_attr[N_MEMORY].attr.attr,
 	&node_state_attr[N_CPU].attr.attr,
+	&node_state_attr[N_GENERIC_INITIATOR].attr.attr,
 	NULL
 };
 
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 51564fc..f408628 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -927,7 +927,7 @@
 	GATE(CLK_PCIE, "pcie", "aclk133", GATE_IP_FSYS, 14, 0, 0),
 	GATE(CLK_SMMU_PCIE, "smmu_pcie", "aclk133", GATE_IP_FSYS, 18, 0, 0),
 	GATE(CLK_MODEMIF, "modemif", "aclk100", GATE_IP_PERIL, 28, 0, 0),
-	GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, 0, 0),
+	GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, CLK_IGNORE_UNUSED, 0),
 	GATE(CLK_SYSREG, "sysreg", "aclk100", E4210_GATE_IP_PERIR, 0,
 			CLK_IGNORE_UNUSED, 0),
 	GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4210_GATE_IP_PERIR, 11, 0,
@@ -969,7 +969,7 @@
 		0),
 	GATE(CLK_TSADC, "tsadc", "aclk133", E4X12_GATE_BUS_FSYS1, 16, 0, 0),
 	GATE(CLK_MIPI_HSI, "mipi_hsi", "aclk133", GATE_IP_FSYS, 10, 0, 0),
-	GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, 0, 0),
+	GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, CLK_IGNORE_UNUSED, 0),
 	GATE(CLK_SYSREG, "sysreg", "aclk100", E4X12_GATE_IP_PERIR, 1,
 			CLK_IGNORE_UNUSED, 0),
 	GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4X12_GATE_IP_PERIR, 11, 0,
diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c
index fea3339..bd62087 100644
--- a/drivers/clk/samsung/clk-exynos5420.c
+++ b/drivers/clk/samsung/clk-exynos5420.c
@@ -1655,6 +1655,11 @@
 	 * main G3D clock enablement status.
 	 */
 	clk_prepare_enable(__clk_lookup("mout_sw_aclk_g3d"));
+	/*
+	 * Keep top BPLL mux enabled permanently to ensure that DRAM operates
+	 * properly.
+	 */
+	clk_prepare_enable(__clk_lookup("mout_bpll"));
 
 	samsung_clk_of_add_provider(np, ctx);
 }
diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c
index c1dfc9b..661a8e9 100644
--- a/drivers/clk/socfpga/clk-s10.c
+++ b/drivers/clk/socfpga/clk-s10.c
@@ -209,7 +209,7 @@
 	{ STRATIX10_EMAC_B_FREE_CLK, "emacb_free_clk", NULL, emacb_free_mux, ARRAY_SIZE(emacb_free_mux),
 	  0, 0, 2, 0xB0, 1},
 	{ STRATIX10_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", NULL, emac_ptp_free_mux,
-	  ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 4, 0xB0, 2},
+	  ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 2, 0xB0, 2},
 	{ STRATIX10_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux,
 	  ARRAY_SIZE(gpio_db_free_mux), 0, 0, 0, 0xB0, 3},
 	{ STRATIX10_SDMMC_FREE_CLK, "sdmmc_free_clk", NULL, sdmmc_free_mux,
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index f180c05..c5cc0a2 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -1611,9 +1611,6 @@
 	unsigned long flags = 0;
 	unsigned long input_rate;
 
-	if (clk_pll_is_enabled(hw))
-		return 0;
-
 	input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
 
 	if (_get_table_rate(hw, &sel, pll->params->fixed_rate, input_rate))
@@ -1673,7 +1670,7 @@
 	pll_writel(val, PLLE_SS_CTRL, pll);
 	udelay(1);
 
-	/* Enable hw control of xusb brick pll */
+	/* Enable HW control of XUSB brick PLL */
 	val = pll_readl_misc(pll);
 	val &= ~PLLE_MISC_IDDQ_SW_CTRL;
 	pll_writel_misc(val, pll);
@@ -1696,7 +1693,7 @@
 	val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
 	pll_writel(val, XUSBIO_PLL_CFG0, pll);
 
-	/* Enable hw control of SATA pll */
+	/* Enable HW control of SATA PLL */
 	val = pll_readl(SATA_PLL_CFG0, pll);
 	val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
 	val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET;
diff --git a/drivers/clk/tegra/clk-tegra210-emc.c b/drivers/clk/tegra/clk-tegra210-emc.c
index 352a2c3..51fd0ec 100644
--- a/drivers/clk/tegra/clk-tegra210-emc.c
+++ b/drivers/clk/tegra/clk-tegra210-emc.c
@@ -12,6 +12,8 @@
 #include <linux/io.h>
 #include <linux/slab.h>
 
+#include "clk.h"
+
 #define CLK_SOURCE_EMC 0x19c
 #define  CLK_SOURCE_EMC_2X_CLK_SRC GENMASK(31, 29)
 #define  CLK_SOURCE_EMC_MC_EMC_SAME_FREQ BIT(16)
diff --git a/drivers/clocksource/timer-clint.c b/drivers/clocksource/timer-clint.c
index d17367d..6cfe2ab 100644
--- a/drivers/clocksource/timer-clint.c
+++ b/drivers/clocksource/timer-clint.c
@@ -38,6 +38,7 @@
 
 #ifdef CONFIG_RISCV_M_MODE
 u64 __iomem *clint_time_val;
+EXPORT_SYMBOL(clint_time_val);
 #endif
 
 static void clint_send_ipi(const struct cpumask *target)
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index a827b00..9a515c4 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -2781,6 +2781,7 @@
 
 		cpufreq_unregister_driver(intel_pstate_driver);
 		intel_pstate_driver_cleanup();
+		return 0;
 	}
 
 	if (size == 6 && !strncmp(buf, "active", size)) {
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 45d4d92..a819611 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -129,6 +129,7 @@
  * @nr_channels:	number of channels under test
  * @lock:		access protection to the fields of this structure
  * @did_init:		module has been initialized completely
+ * @last_error:		test has faced configuration issues
  */
 static struct dmatest_info {
 	/* Test parameters */
@@ -137,6 +138,7 @@
 	/* Internal state */
 	struct list_head	channels;
 	unsigned int		nr_channels;
+	int			last_error;
 	struct mutex		lock;
 	bool			did_init;
 } test_info = {
@@ -1184,10 +1186,22 @@
 		return ret;
 	} else if (dmatest_run) {
 		if (!is_threaded_test_pending(info)) {
-			pr_info("No channels configured, continue with any\n");
-			if (!is_threaded_test_run(info))
-				stop_threaded_test(info);
-			add_threaded_test(info);
+			/*
+			 * We have nothing to run. This can be due to:
+			 */
+			ret = info->last_error;
+			if (ret) {
+				/* 1) Misconfiguration */
+				pr_err("Channel misconfigured, can't continue\n");
+				mutex_unlock(&info->lock);
+				return ret;
+			} else {
+				/* 2) We rely on defaults */
+				pr_info("No channels configured, continue with any\n");
+				if (!is_threaded_test_run(info))
+					stop_threaded_test(info);
+				add_threaded_test(info);
+			}
 		}
 		start_threaded_tests(info);
 	} else {
@@ -1204,7 +1218,7 @@
 	struct dmatest_info *info = &test_info;
 	struct dmatest_chan *dtc;
 	char chan_reset_val[20];
-	int ret = 0;
+	int ret;
 
 	mutex_lock(&info->lock);
 	ret = param_set_copystring(val, kp);
@@ -1259,12 +1273,14 @@
 		goto add_chan_err;
 	}
 
+	info->last_error = ret;
 	mutex_unlock(&info->lock);
 
 	return ret;
 
 add_chan_err:
 	param_set_copystring(chan_reset_val, kp);
+	info->last_error = ret;
 	mutex_unlock(&info->lock);
 
 	return ret;
diff --git a/drivers/gpio/gpio-amd-fch.c b/drivers/gpio/gpio-amd-fch.c
index 4e44ba4..2a21354 100644
--- a/drivers/gpio/gpio-amd-fch.c
+++ b/drivers/gpio/gpio-amd-fch.c
@@ -92,7 +92,7 @@
 	ret = (readl_relaxed(ptr) & AMD_FCH_GPIO_FLAG_DIRECTION);
 	spin_unlock_irqrestore(&priv->lock, flags);
 
-	return ret ? GPIO_LINE_DIRECTION_IN : GPIO_LINE_DIRECTION_OUT;
+	return ret ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN;
 }
 
 static void amd_fch_gpio_set(struct gpio_chip *gc,
diff --git a/drivers/gpio/gpio-aspeed-sgpio.c b/drivers/gpio/gpio-aspeed-sgpio.c
index 3aa4593..64e54f8 100644
--- a/drivers/gpio/gpio-aspeed-sgpio.c
+++ b/drivers/gpio/gpio-aspeed-sgpio.c
@@ -17,7 +17,17 @@
 #include <linux/spinlock.h>
 #include <linux/string.h>
 
-#define MAX_NR_SGPIO			80
+/*
+ * MAX_NR_HW_GPIO represents the number of actual hardware-supported GPIOs (ie,
+ * slots within the clocked serial GPIO data). Since each HW GPIO is both an
+ * input and an output, we provide MAX_NR_HW_GPIO * 2 lines on our gpiochip
+ * device.
+ *
+ * We use SGPIO_OUTPUT_OFFSET to define the split between the inputs and
+ * outputs; the inputs start at line 0, the outputs start at OUTPUT_OFFSET.
+ */
+#define MAX_NR_HW_SGPIO			80
+#define SGPIO_OUTPUT_OFFSET		MAX_NR_HW_SGPIO
 
 #define ASPEED_SGPIO_CTRL		0x54
 
@@ -30,8 +40,8 @@
 	struct clk *pclk;
 	spinlock_t lock;
 	void __iomem *base;
-	uint32_t dir_in[3];
 	int irq;
+	int n_sgpio;
 };
 
 struct aspeed_sgpio_bank {
@@ -111,31 +121,69 @@
 	}
 }
 
-#define GPIO_BANK(x)    ((x) >> 5)
-#define GPIO_OFFSET(x)  ((x) & 0x1f)
+#define GPIO_BANK(x)    ((x % SGPIO_OUTPUT_OFFSET) >> 5)
+#define GPIO_OFFSET(x)  ((x % SGPIO_OUTPUT_OFFSET) & 0x1f)
 #define GPIO_BIT(x)     BIT(GPIO_OFFSET(x))
 
 static const struct aspeed_sgpio_bank *to_bank(unsigned int offset)
 {
-	unsigned int bank = GPIO_BANK(offset);
+	unsigned int bank;
+
+	bank = GPIO_BANK(offset);
 
 	WARN_ON(bank >= ARRAY_SIZE(aspeed_sgpio_banks));
 	return &aspeed_sgpio_banks[bank];
 }
 
+static int aspeed_sgpio_init_valid_mask(struct gpio_chip *gc,
+		unsigned long *valid_mask, unsigned int ngpios)
+{
+	struct aspeed_sgpio *sgpio = gpiochip_get_data(gc);
+	int n = sgpio->n_sgpio;
+	int c = SGPIO_OUTPUT_OFFSET - n;
+
+	WARN_ON(ngpios < MAX_NR_HW_SGPIO * 2);
+
+	/* input GPIOs in the lower range */
+	bitmap_set(valid_mask, 0, n);
+	bitmap_clear(valid_mask, n, c);
+
+	/* output GPIOS above SGPIO_OUTPUT_OFFSET */
+	bitmap_set(valid_mask, SGPIO_OUTPUT_OFFSET, n);
+	bitmap_clear(valid_mask, SGPIO_OUTPUT_OFFSET + n, c);
+
+	return 0;
+}
+
+static void aspeed_sgpio_irq_init_valid_mask(struct gpio_chip *gc,
+		unsigned long *valid_mask, unsigned int ngpios)
+{
+	struct aspeed_sgpio *sgpio = gpiochip_get_data(gc);
+	int n = sgpio->n_sgpio;
+
+	WARN_ON(ngpios < MAX_NR_HW_SGPIO * 2);
+
+	/* input GPIOs in the lower range */
+	bitmap_set(valid_mask, 0, n);
+	bitmap_clear(valid_mask, n, ngpios - n);
+}
+
+static bool aspeed_sgpio_is_input(unsigned int offset)
+{
+	return offset < SGPIO_OUTPUT_OFFSET;
+}
+
 static int aspeed_sgpio_get(struct gpio_chip *gc, unsigned int offset)
 {
 	struct aspeed_sgpio *gpio = gpiochip_get_data(gc);
 	const struct aspeed_sgpio_bank *bank = to_bank(offset);
 	unsigned long flags;
 	enum aspeed_sgpio_reg reg;
-	bool is_input;
 	int rc = 0;
 
 	spin_lock_irqsave(&gpio->lock, flags);
 
-	is_input = gpio->dir_in[GPIO_BANK(offset)] & GPIO_BIT(offset);
-	reg = is_input ? reg_val : reg_rdata;
+	reg = aspeed_sgpio_is_input(offset) ? reg_val : reg_rdata;
 	rc = !!(ioread32(bank_reg(gpio, bank, reg)) & GPIO_BIT(offset));
 
 	spin_unlock_irqrestore(&gpio->lock, flags);
@@ -143,22 +191,31 @@
 	return rc;
 }
 
-static void sgpio_set_value(struct gpio_chip *gc, unsigned int offset, int val)
+static int sgpio_set_value(struct gpio_chip *gc, unsigned int offset, int val)
 {
 	struct aspeed_sgpio *gpio = gpiochip_get_data(gc);
 	const struct aspeed_sgpio_bank *bank = to_bank(offset);
-	void __iomem *addr;
+	void __iomem *addr_r, *addr_w;
 	u32 reg = 0;
 
-	addr = bank_reg(gpio, bank, reg_val);
-	reg = ioread32(addr);
+	if (aspeed_sgpio_is_input(offset))
+		return -EINVAL;
+
+	/* Since this is an output, read the cached value from rdata, then
+	 * update val. */
+	addr_r = bank_reg(gpio, bank, reg_rdata);
+	addr_w = bank_reg(gpio, bank, reg_val);
+
+	reg = ioread32(addr_r);
 
 	if (val)
 		reg |= GPIO_BIT(offset);
 	else
 		reg &= ~GPIO_BIT(offset);
 
-	iowrite32(reg, addr);
+	iowrite32(reg, addr_w);
+
+	return 0;
 }
 
 static void aspeed_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val)
@@ -175,43 +232,28 @@
 
 static int aspeed_sgpio_dir_in(struct gpio_chip *gc, unsigned int offset)
 {
-	struct aspeed_sgpio *gpio = gpiochip_get_data(gc);
-	unsigned long flags;
-
-	spin_lock_irqsave(&gpio->lock, flags);
-	gpio->dir_in[GPIO_BANK(offset)] |= GPIO_BIT(offset);
-	spin_unlock_irqrestore(&gpio->lock, flags);
-
-	return 0;
+	return aspeed_sgpio_is_input(offset) ? 0 : -EINVAL;
 }
 
 static int aspeed_sgpio_dir_out(struct gpio_chip *gc, unsigned int offset, int val)
 {
 	struct aspeed_sgpio *gpio = gpiochip_get_data(gc);
 	unsigned long flags;
+	int rc;
+
+	/* No special action is required for setting the direction; we'll
+	 * error-out in sgpio_set_value if this isn't an output GPIO */
 
 	spin_lock_irqsave(&gpio->lock, flags);
-
-	gpio->dir_in[GPIO_BANK(offset)] &= ~GPIO_BIT(offset);
-	sgpio_set_value(gc, offset, val);
-
+	rc = sgpio_set_value(gc, offset, val);
 	spin_unlock_irqrestore(&gpio->lock, flags);
 
-	return 0;
+	return rc;
 }
 
 static int aspeed_sgpio_get_direction(struct gpio_chip *gc, unsigned int offset)
 {
-	int dir_status;
-	struct aspeed_sgpio *gpio = gpiochip_get_data(gc);
-	unsigned long flags;
-
-	spin_lock_irqsave(&gpio->lock, flags);
-	dir_status = gpio->dir_in[GPIO_BANK(offset)] & GPIO_BIT(offset);
-	spin_unlock_irqrestore(&gpio->lock, flags);
-
-	return dir_status;
-
+	return !!aspeed_sgpio_is_input(offset);
 }
 
 static void irqd_to_aspeed_sgpio_data(struct irq_data *d,
@@ -402,6 +444,7 @@
 
 	irq = &gpio->chip.irq;
 	irq->chip = &aspeed_sgpio_irqchip;
+	irq->init_valid_mask = aspeed_sgpio_irq_init_valid_mask;
 	irq->handler = handle_bad_irq;
 	irq->default_type = IRQ_TYPE_NONE;
 	irq->parent_handler = aspeed_sgpio_irq_handler;
@@ -409,17 +452,15 @@
 	irq->parents = &gpio->irq;
 	irq->num_parents = 1;
 
-	/* set IRQ settings and Enable Interrupt */
+	/* Apply default IRQ settings */
 	for (i = 0; i < ARRAY_SIZE(aspeed_sgpio_banks); i++) {
 		bank = &aspeed_sgpio_banks[i];
 		/* set falling or level-low irq */
 		iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type0));
 		/* trigger type is edge */
 		iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type1));
-		/* dual edge trigger mode. */
-		iowrite32(0xffffffff, bank_reg(gpio, bank, reg_irq_type2));
-		/* enable irq */
-		iowrite32(0xffffffff, bank_reg(gpio, bank, reg_irq_enable));
+		/* single edge trigger */
+		iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type2));
 	}
 
 	return 0;
@@ -452,11 +493,12 @@
 	if (rc < 0) {
 		dev_err(&pdev->dev, "Could not read ngpios property\n");
 		return -EINVAL;
-	} else if (nr_gpios > MAX_NR_SGPIO) {
+	} else if (nr_gpios > MAX_NR_HW_SGPIO) {
 		dev_err(&pdev->dev, "Number of GPIOs exceeds the maximum of %d: %d\n",
-			MAX_NR_SGPIO, nr_gpios);
+			MAX_NR_HW_SGPIO, nr_gpios);
 		return -EINVAL;
 	}
+	gpio->n_sgpio = nr_gpios;
 
 	rc = of_property_read_u32(pdev->dev.of_node, "bus-frequency", &sgpio_freq);
 	if (rc < 0) {
@@ -497,7 +539,8 @@
 	spin_lock_init(&gpio->lock);
 
 	gpio->chip.parent = &pdev->dev;
-	gpio->chip.ngpio = nr_gpios;
+	gpio->chip.ngpio = MAX_NR_HW_SGPIO * 2;
+	gpio->chip.init_valid_mask = aspeed_sgpio_init_valid_mask;
 	gpio->chip.direction_input = aspeed_sgpio_dir_in;
 	gpio->chip.direction_output = aspeed_sgpio_dir_out;
 	gpio->chip.get_direction = aspeed_sgpio_get_direction;
@@ -509,9 +552,6 @@
 	gpio->chip.label = dev_name(&pdev->dev);
 	gpio->chip.base = -1;
 
-	/* set all SGPIO pins as input (1). */
-	memset(gpio->dir_in, 0xff, sizeof(gpio->dir_in));
-
 	aspeed_sgpio_setup_irqs(gpio, pdev);
 
 	rc = devm_gpiochip_add_data(&pdev->dev, &gpio->chip, gpio);
diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
index bf08b45..e44d5de 100644
--- a/drivers/gpio/gpio-aspeed.c
+++ b/drivers/gpio/gpio-aspeed.c
@@ -1114,8 +1114,8 @@
 
 static const struct aspeed_bank_props ast2600_bank_props[] = {
 	/*     input	  output   */
-	{5, 0xffffffff,  0x0000ffff}, /* U/V/W/X */
-	{6, 0xffff0000,  0x0fff0000}, /* Y/Z */
+	{5, 0xffffffff,  0xffffff00}, /* U/V/W/X */
+	{6, 0x0000ffff,  0x0000ffff}, /* Y/Z */
 	{ },
 };
 
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index bc34518..1652897 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -552,6 +552,7 @@
 	err = platform_driver_register(&gpio_mockup_driver);
 	if (err) {
 		gpio_mockup_err("error registering platform driver\n");
+		debugfs_remove_recursive(gpio_mockup_dbg_dir);
 		return err;
 	}
 
@@ -582,6 +583,7 @@
 			gpio_mockup_err("error registering device");
 			platform_driver_unregister(&gpio_mockup_driver);
 			gpio_mockup_unregister_pdevs();
+			debugfs_remove_recursive(gpio_mockup_dbg_dir);
 			return PTR_ERR(pdev);
 		}
 
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 7fbe0c9..0ea640f 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1516,7 +1516,7 @@
 	return 0;
 }
 
-static int omap_gpio_suspend(struct device *dev)
+static int __maybe_unused omap_gpio_suspend(struct device *dev)
 {
 	struct gpio_bank *bank = dev_get_drvdata(dev);
 
@@ -1528,7 +1528,7 @@
 	return omap_gpio_runtime_suspend(dev);
 }
 
-static int omap_gpio_resume(struct device *dev)
+static int __maybe_unused omap_gpio_resume(struct device *dev)
 {
 	struct gpio_bank *bank = dev_get_drvdata(dev);
 
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index bd2e96c..fb61f2f 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -818,6 +818,8 @@
 	int level;
 	bool ret;
 
+	bitmap_zero(pending, MAX_LINE);
+
 	mutex_lock(&chip->i2c_lock);
 	ret = pca953x_irq_pending(chip, pending);
 	mutex_unlock(&chip->i2c_lock);
@@ -940,6 +942,7 @@
 static int device_pca957x_init(struct pca953x_chip *chip, u32 invert)
 {
 	DECLARE_BITMAP(val, MAX_LINE);
+	unsigned int i;
 	int ret;
 
 	ret = device_pca95xx_init(chip, invert);
@@ -947,7 +950,9 @@
 		goto out;
 
 	/* To enable register 6, 7 to control pull up and pull down */
-	memset(val, 0x02, NBANK(chip));
+	for (i = 0; i < NBANK(chip); i++)
+		bitmap_set_value8(val, 0x02, i * BANK_SZ);
+
 	ret = pca953x_write_regs(chip, PCA957X_BKEN, val);
 	if (ret)
 		goto out;
diff --git a/drivers/gpio/gpio-siox.c b/drivers/gpio/gpio-siox.c
index 26e1fe0..f8c5e9f 100644
--- a/drivers/gpio/gpio-siox.c
+++ b/drivers/gpio/gpio-siox.c
@@ -245,6 +245,7 @@
 	girq->chip = &ddata->ichip;
 	girq->default_type = IRQ_TYPE_NONE;
 	girq->handler = handle_level_irq;
+	girq->threaded = true;
 
 	ret = devm_gpiochip_add_data(dev, &ddata->gchip, NULL);
 	if (ret)
diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c
index d7314d3..36ea8a3 100644
--- a/drivers/gpio/gpio-sprd.c
+++ b/drivers/gpio/gpio-sprd.c
@@ -149,17 +149,20 @@
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0);
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 0);
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IEV, 1);
+		sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1);
 		irq_set_handler_locked(data, handle_edge_irq);
 		break;
 	case IRQ_TYPE_EDGE_FALLING:
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0);
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 0);
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IEV, 0);
+		sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1);
 		irq_set_handler_locked(data, handle_edge_irq);
 		break;
 	case IRQ_TYPE_EDGE_BOTH:
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0);
 		sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 1);
+		sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1);
 		irq_set_handler_locked(data, handle_edge_irq);
 		break;
 	case IRQ_TYPE_LEVEL_HIGH:
diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c
index 58b0da9..ea3f68a 100644
--- a/drivers/gpio/gpio-tc3589x.c
+++ b/drivers/gpio/gpio-tc3589x.c
@@ -212,7 +212,7 @@
 				continue;
 
 			tc3589x_gpio->oldregs[i][j] = new;
-			tc3589x_reg_write(tc3589x, regmap[i] + j * 8, new);
+			tc3589x_reg_write(tc3589x, regmap[i] + j, new);
 		}
 	}
 
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index e6c9b78..76c36b0 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -423,6 +423,21 @@
 	return events;
 }
 
+static ssize_t lineevent_get_size(void)
+{
+#ifdef __x86_64__
+	/* i386 has no padding after 'id' */
+	if (in_ia32_syscall()) {
+		struct compat_gpioeevent_data {
+			compat_u64	timestamp;
+			u32		id;
+		};
+
+		return sizeof(struct compat_gpioeevent_data);
+	}
+#endif
+	return sizeof(struct gpioevent_data);
+}
 
 static ssize_t lineevent_read(struct file *file,
 			      char __user *buf,
@@ -432,9 +447,20 @@
 	struct lineevent_state *le = file->private_data;
 	struct gpioevent_data ge;
 	ssize_t bytes_read = 0;
+	ssize_t ge_size;
 	int ret;
 
-	if (count < sizeof(ge))
+	/*
+	 * When compatible system call is being used the struct gpioevent_data,
+	 * in case of at least ia32, has different size due to the alignment
+	 * differences. Because we have first member 64 bits followed by one of
+	 * 32 bits there is no gap between them. The only difference is the
+	 * padding at the end of the data structure. Hence, we calculate the
+	 * actual sizeof() and pass this as an argument to copy_to_user() to
+	 * drop unneeded bytes from the output.
+	 */
+	ge_size = lineevent_get_size();
+	if (count < ge_size)
 		return -EINVAL;
 
 	do {
@@ -470,10 +496,10 @@
 			break;
 		}
 
-		if (copy_to_user(buf + bytes_read, &ge, sizeof(ge)))
+		if (copy_to_user(buf + bytes_read, &ge, ge_size))
 			return -EFAULT;
-		bytes_read += sizeof(ge);
-	} while (count >= bytes_read + sizeof(ge));
+		bytes_read += ge_size;
+	} while (count >= bytes_read + ge_size);
 
 	return bytes_read;
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index eb7cfe87..d0b8d0d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -80,8 +80,6 @@
 MODULE_FIRMWARE("amdgpu/navi10_gpu_info.bin");
 MODULE_FIRMWARE("amdgpu/navi14_gpu_info.bin");
 MODULE_FIRMWARE("amdgpu/navi12_gpu_info.bin");
-MODULE_FIRMWARE("amdgpu/sienna_cichlid_gpu_info.bin");
-MODULE_FIRMWARE("amdgpu/navy_flounder_gpu_info.bin");
 
 #define AMDGPU_RESUME_MS		2000
 
@@ -1600,6 +1598,8 @@
 	case CHIP_CARRIZO:
 	case CHIP_STONEY:
 	case CHIP_VEGA20:
+	case CHIP_SIENNA_CICHLID:
+	case CHIP_NAVY_FLOUNDER:
 	default:
 		return 0;
 	case CHIP_VEGA10:
@@ -1631,12 +1631,6 @@
 	case CHIP_NAVI12:
 		chip_name = "navi12";
 		break;
-	case CHIP_SIENNA_CICHLID:
-		chip_name = "sienna_cichlid";
-		break;
-	case CHIP_NAVY_FLOUNDER:
-		chip_name = "navy_flounder";
-		break;
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_gpu_info.bin", chip_name);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index d761729..44c1f6e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -297,7 +297,7 @@
 	   take the current one */
 	if (active && !adev->have_disp_power_ref) {
 		adev->have_disp_power_ref = true;
-		goto out;
+		return ret;
 	}
 	/* if we have no active crtcs, then drop the power ref
 	   we got before */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 26127c7..321032d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1044,8 +1044,16 @@
 	{0x1002, 0x1636, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
 
 	/* Navi12 */
-	{0x1002, 0x7360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12|AMD_EXP_HW_SUPPORT},
-	{0x1002, 0x7362, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x7360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
+	{0x1002, 0x7362, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
+
+	/* Sienna_Cichlid */
+	{0x1002, 0x73A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
+	{0x1002, 0x73A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
+	{0x1002, 0x73A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
+	{0x1002, 0x73AB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
+	{0x1002, 0x73AE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
+	{0x1002, 0x73BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
 
 	{0, 0, 0}
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index e11c5d6..978bae73 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1076,6 +1076,7 @@
 
 release_sg:
 	kfree(ttm->sg);
+	ttm->sg = NULL;
 	return r;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 037a187..f73ce97 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -3595,6 +3595,9 @@
 		if (!gfx_v10_0_navi10_gfxoff_should_enable(adev))
 			adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
 		break;
+	case CHIP_NAVY_FLOUNDER:
+		adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
+		break;
 	default:
 		break;
 	}
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 63e5547..3a805ea 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -746,18 +746,18 @@
 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 		| UVD_SUVD_CGC_GATE__EFC_MASK
 		| UVD_SUVD_CGC_GATE__SAOE_MASK
-		| 0x08000000
+		| UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 		| UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 		| UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
-		| 0x40000000
+		| UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 		| UVD_SUVD_CGC_GATE__SMPA_MASK);
 	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 
 	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 	data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 		| UVD_SUVD_CGC_GATE2__MPBE1_MASK
-		| 0x00000004
-		| 0x00000008
+		| UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
+		| UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 		| UVD_SUVD_CGC_GATE2__MPC1_MASK);
 	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 
@@ -776,8 +776,8 @@
 		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
-		| 0x00008000
-		| 0x00010000
+		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
+		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
@@ -892,8 +892,8 @@
 		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
-		| 0x00008000
-		| 0x00010000
+		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
+		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
index 694c5bc..c2cd184 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
@@ -604,7 +604,7 @@
 	int i = 0;
 
 	hdcp_work = kcalloc(max_caps, sizeof(*hdcp_work), GFP_KERNEL);
-	if (hdcp_work == NULL)
+	if (ZERO_OR_NULL_PTR(hdcp_work))
 		return NULL;
 
 	hdcp_work->srm = kcalloc(PSP_HDCP_SRM_FIRST_GEN_MAX_SIZE, sizeof(*hdcp_work->srm), GFP_KERNEL);
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index 543afa3..21a3073 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -783,7 +783,6 @@
 	} else {
 		struct clk_log_info log_info = {0};
 
-		clk_mgr->smu_ver = rn_vbios_smu_get_smu_version(clk_mgr);
 		clk_mgr->periodic_retraining_disabled = rn_vbios_smu_is_periodic_retraining_disabled(clk_mgr);
 
 		/* SMU Version 55.51.0 and up no longer have an issue
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/Makefile b/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
index 025637a..bd2a068 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
@@ -31,9 +31,21 @@
 	dcn30_dio_link_encoder.o dcn30_resource.o
 
 
-CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -msse -mpreferred-stack-boundary=4
-
+ifdef CONFIG_X86
 CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mhard-float -msse
+CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -msse
+endif
+
+ifdef CONFIG_PPC64
+CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mhard-float -maltivec
+CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -maltivec
+endif
+
+ifdef CONFIG_ARM64
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mgeneral-regs-only
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mgeneral-regs-only
+endif
+
 ifdef CONFIG_CC_IS_GCC
 ifeq ($(call cc-ifversion, -lt, 0701, y), y)
 IS_OLD_GCC = 1
@@ -45,8 +57,10 @@
 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
 # (8B stack alignment).
 CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -mpreferred-stack-boundary=4
+CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o += -mpreferred-stack-boundary=4
 else
 CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -msse2
+CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o += -msse2
 endif
 
 AMD_DAL_DCN30 = $(addprefix $(AMDDALPATH)/dc/dcn30/,$(DCN30))
diff --git a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_default.h b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_default.h
index 1116779..e245e91 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_default.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_default.h
@@ -2727,6 +2727,7 @@
 #define mmDB_STENCIL_WRITE_BASE_DEFAULT                                          0x00000000
 #define mmDB_RESERVED_REG_1_DEFAULT                                              0x00000000
 #define mmDB_RESERVED_REG_3_DEFAULT                                              0x00000000
+#define mmDB_VRS_OVERRIDE_CNTL_DEFAULT                                           0x00000000
 #define mmDB_Z_READ_BASE_HI_DEFAULT                                              0x00000000
 #define mmDB_STENCIL_READ_BASE_HI_DEFAULT                                        0x00000000
 #define mmDB_Z_WRITE_BASE_HI_DEFAULT                                             0x00000000
@@ -3062,6 +3063,7 @@
 #define mmPA_SU_OVER_RASTERIZATION_CNTL_DEFAULT                                  0x00000000
 #define mmPA_STEREO_CNTL_DEFAULT                                                 0x00000000
 #define mmPA_STATE_STEREO_X_DEFAULT                                              0x00000000
+#define mmPA_CL_VRS_CNTL_DEFAULT                                                 0x00000000
 #define mmPA_SU_POINT_SIZE_DEFAULT                                               0x00000000
 #define mmPA_SU_POINT_MINMAX_DEFAULT                                             0x00000000
 #define mmPA_SU_LINE_CNTL_DEFAULT                                                0x00000000
diff --git a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_offset.h
index 05d1b0a..644a9fa 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_offset.h
@@ -5379,6 +5379,8 @@
 #define mmDB_RESERVED_REG_1_BASE_IDX                                                                   1
 #define mmDB_RESERVED_REG_3                                                                            0x0017
 #define mmDB_RESERVED_REG_3_BASE_IDX                                                                   1
+#define mmDB_VRS_OVERRIDE_CNTL                                                                         0x0019
+#define mmDB_VRS_OVERRIDE_CNTL_BASE_IDX                                                                1
 #define mmDB_Z_READ_BASE_HI                                                                            0x001a
 #define mmDB_Z_READ_BASE_HI_BASE_IDX                                                                   1
 #define mmDB_STENCIL_READ_BASE_HI                                                                      0x001b
@@ -6049,6 +6051,8 @@
 #define mmPA_STEREO_CNTL_BASE_IDX                                                                      1
 #define mmPA_STATE_STEREO_X                                                                            0x0211
 #define mmPA_STATE_STEREO_X_BASE_IDX                                                                   1
+#define mmPA_CL_VRS_CNTL                                                                               0x0212
+#define mmPA_CL_VRS_CNTL_BASE_IDX                                                                      1
 #define mmPA_SU_POINT_SIZE                                                                             0x0280
 #define mmPA_SU_POINT_SIZE_BASE_IDX                                                                    1
 #define mmPA_SU_POINT_MINMAX                                                                           0x0281
diff --git a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_sh_mask.h
index aac57f7..2e449fc 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_sh_mask.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/gc/gc_10_3_0_sh_mask.h
@@ -9777,6 +9777,7 @@
 #define DB_EXCEPTION_CONTROL__AUTO_FLUSH_HTILE__SHIFT                                                         0x3
 #define DB_EXCEPTION_CONTROL__AUTO_FLUSH_QUAD__SHIFT                                                          0x4
 #define DB_EXCEPTION_CONTROL__FORCE_SUMMARIZE__SHIFT                                                          0x8
+#define DB_EXCEPTION_CONTROL__FORCE_VRS_RATE_FINE__SHIFT                                                      0x10
 #define DB_EXCEPTION_CONTROL__DTAG_WATERMARK__SHIFT                                                           0x18
 #define DB_EXCEPTION_CONTROL__EARLY_Z_PANIC_DISABLE_MASK                                                      0x00000001L
 #define DB_EXCEPTION_CONTROL__LATE_Z_PANIC_DISABLE_MASK                                                       0x00000002L
@@ -9784,6 +9785,7 @@
 #define DB_EXCEPTION_CONTROL__AUTO_FLUSH_HTILE_MASK                                                           0x00000008L
 #define DB_EXCEPTION_CONTROL__AUTO_FLUSH_QUAD_MASK                                                            0x00000010L
 #define DB_EXCEPTION_CONTROL__FORCE_SUMMARIZE_MASK                                                            0x00000F00L
+#define DB_EXCEPTION_CONTROL__FORCE_VRS_RATE_FINE_MASK                                                        0x00FF0000L
 #define DB_EXCEPTION_CONTROL__DTAG_WATERMARK_MASK                                                             0x7F000000L
 //DB_DFSM_CONFIG
 #define DB_DFSM_CONFIG__BYPASS_DFSM__SHIFT                                                                    0x0
@@ -10076,6 +10078,7 @@
 #define CB_HW_CONTROL_3__DISABLE_NACK_PROCESSING_CM__SHIFT                                                    0x18
 #define CB_HW_CONTROL_3__DISABLE_NACK_COLOR_RD_WR_OPT__SHIFT                                                  0x19
 #define CB_HW_CONTROL_3__DISABLE_BLENDER_CLOCK_GATING__SHIFT                                                  0x1a
+#define CB_HW_CONTROL_3__DISABLE_DCC_VRS_OPT__SHIFT                                                           0x1c
 #define CB_HW_CONTROL_3__DISABLE_FMASK_NOFETCH_OPT__SHIFT                                                     0x1e
 #define CB_HW_CONTROL_3__DISABLE_FMASK_NOFETCH_OPT_BC__SHIFT                                                  0x1f
 #define CB_HW_CONTROL_3__DISABLE_SLOW_MODE_EMPTY_HALF_QUAD_KILL_MASK                                          0x00000001L
@@ -10103,12 +10106,15 @@
 #define CB_HW_CONTROL_3__DISABLE_NACK_PROCESSING_CM_MASK                                                      0x01000000L
 #define CB_HW_CONTROL_3__DISABLE_NACK_COLOR_RD_WR_OPT_MASK                                                    0x02000000L
 #define CB_HW_CONTROL_3__DISABLE_BLENDER_CLOCK_GATING_MASK                                                    0x04000000L
+#define CB_HW_CONTROL_3__DISABLE_DCC_VRS_OPT_MASK                                                             0x10000000L
 #define CB_HW_CONTROL_3__DISABLE_FMASK_NOFETCH_OPT_MASK                                                       0x40000000L
 #define CB_HW_CONTROL_3__DISABLE_FMASK_NOFETCH_OPT_BC_MASK                                                    0x80000000L
 //CB_HW_CONTROL
 #define CB_HW_CONTROL__ALLOW_MRT_WITH_DUAL_SOURCE__SHIFT                                                      0x0
+#define CB_HW_CONTROL__DISABLE_VRS_FILLRATE_OPTIMIZATION__SHIFT                                               0x1
 #define CB_HW_CONTROL__DISABLE_FILLRATE_OPT_FIX_WITH_CFC__SHIFT                                               0x3
 #define CB_HW_CONTROL__DISABLE_POST_DCC_WITH_CFC_FIX__SHIFT                                                   0x4
+#define CB_HW_CONTROL__DISABLE_COMPRESS_1FRAG_WHEN_VRS_RATE_HINT_EN__SHIFT                                    0x5
 #define CB_HW_CONTROL__RMI_CREDITS__SHIFT                                                                     0x6
 #define CB_HW_CONTROL__CHICKEN_BITS__SHIFT                                                                    0xc
 #define CB_HW_CONTROL__DISABLE_FMASK_MULTI_MGCG_DOMAINS__SHIFT                                                0xf
@@ -10129,8 +10135,10 @@
 #define CB_HW_CONTROL__DISABLE_CC_IB_SERIALIZER_STATE_OPT__SHIFT                                              0x1e
 #define CB_HW_CONTROL__DISABLE_PIXEL_IN_QUAD_FIX_FOR_LINEAR_SURFACE__SHIFT                                    0x1f
 #define CB_HW_CONTROL__ALLOW_MRT_WITH_DUAL_SOURCE_MASK                                                        0x00000001L
+#define CB_HW_CONTROL__DISABLE_VRS_FILLRATE_OPTIMIZATION_MASK                                                 0x00000002L
 #define CB_HW_CONTROL__DISABLE_FILLRATE_OPT_FIX_WITH_CFC_MASK                                                 0x00000008L
 #define CB_HW_CONTROL__DISABLE_POST_DCC_WITH_CFC_FIX_MASK                                                     0x00000010L
+#define CB_HW_CONTROL__DISABLE_COMPRESS_1FRAG_WHEN_VRS_RATE_HINT_EN_MASK                                      0x00000020L
 #define CB_HW_CONTROL__RMI_CREDITS_MASK                                                                       0x00000FC0L
 #define CB_HW_CONTROL__CHICKEN_BITS_MASK                                                                      0x00007000L
 #define CB_HW_CONTROL__DISABLE_FMASK_MULTI_MGCG_DOMAINS_MASK                                                  0x00008000L
@@ -19881,6 +19889,7 @@
 #define DB_RENDER_OVERRIDE2__PRESERVE_SRESULTS__SHIFT                                                         0x16
 #define DB_RENDER_OVERRIDE2__DISABLE_FAST_PASS__SHIFT                                                         0x17
 #define DB_RENDER_OVERRIDE2__ALLOW_PARTIAL_RES_HIER_KILL__SHIFT                                               0x19
+#define DB_RENDER_OVERRIDE2__FORCE_VRS_RATE_FINE__SHIFT                                                       0x1a
 #define DB_RENDER_OVERRIDE2__CENTROID_COMPUTATION_MODE__SHIFT                                                 0x1b
 #define DB_RENDER_OVERRIDE2__PARTIAL_SQUAD_LAUNCH_CONTROL_MASK                                                0x00000003L
 #define DB_RENDER_OVERRIDE2__PARTIAL_SQUAD_LAUNCH_COUNTDOWN_MASK                                              0x0000001CL
@@ -19898,6 +19907,7 @@
 #define DB_RENDER_OVERRIDE2__PRESERVE_SRESULTS_MASK                                                           0x00400000L
 #define DB_RENDER_OVERRIDE2__DISABLE_FAST_PASS_MASK                                                           0x00800000L
 #define DB_RENDER_OVERRIDE2__ALLOW_PARTIAL_RES_HIER_KILL_MASK                                                 0x02000000L
+#define DB_RENDER_OVERRIDE2__FORCE_VRS_RATE_FINE_MASK                                                         0x04000000L
 #define DB_RENDER_OVERRIDE2__CENTROID_COMPUTATION_MODE_MASK                                                   0x18000000L
 //DB_HTILE_DATA_BASE
 #define DB_HTILE_DATA_BASE__BASE_256B__SHIFT                                                                  0x0
@@ -20021,6 +20031,13 @@
 //DB_RESERVED_REG_3
 #define DB_RESERVED_REG_3__FIELD_1__SHIFT                                                                     0x0
 #define DB_RESERVED_REG_3__FIELD_1_MASK                                                                       0x003FFFFFL
+//DB_VRS_OVERRIDE_CNTL
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_COMBINER_MODE__SHIFT                                          0x0
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_X__SHIFT                                                      0x4
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_Y__SHIFT                                                      0x6
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_COMBINER_MODE_MASK                                            0x00000007L
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_X_MASK                                                        0x00000030L
+#define DB_VRS_OVERRIDE_CNTL__VRS_OVERRIDE_RATE_Y_MASK                                                        0x000000C0L
 //DB_Z_READ_BASE_HI
 #define DB_Z_READ_BASE_HI__BASE_HI__SHIFT                                                                     0x0
 #define DB_Z_READ_BASE_HI__BASE_HI_MASK                                                                       0x000000FFL
@@ -22598,6 +22615,7 @@
 #define PA_CL_VS_OUT_CNTL__VS_OUT_MISC_SIDE_BUS_ENA__SHIFT                                                    0x18
 #define PA_CL_VS_OUT_CNTL__USE_VTX_GS_CUT_FLAG__SHIFT                                                         0x19
 #define PA_CL_VS_OUT_CNTL__USE_VTX_LINE_WIDTH__SHIFT                                                          0x1b
+#define PA_CL_VS_OUT_CNTL__USE_VTX_VRS_RATE__SHIFT                                                            0x1c
 #define PA_CL_VS_OUT_CNTL__BYPASS_VTX_RATE_COMBINER__SHIFT                                                    0x1d
 #define PA_CL_VS_OUT_CNTL__BYPASS_PRIM_RATE_COMBINER__SHIFT                                                   0x1e
 #define PA_CL_VS_OUT_CNTL__CLIP_DIST_ENA_0_MASK                                                               0x00000001L
@@ -22627,6 +22645,7 @@
 #define PA_CL_VS_OUT_CNTL__VS_OUT_MISC_SIDE_BUS_ENA_MASK                                                      0x01000000L
 #define PA_CL_VS_OUT_CNTL__USE_VTX_GS_CUT_FLAG_MASK                                                           0x02000000L
 #define PA_CL_VS_OUT_CNTL__USE_VTX_LINE_WIDTH_MASK                                                            0x08000000L
+#define PA_CL_VS_OUT_CNTL__USE_VTX_VRS_RATE_MASK                                                              0x10000000L
 #define PA_CL_VS_OUT_CNTL__BYPASS_VTX_RATE_COMBINER_MASK                                                      0x20000000L
 #define PA_CL_VS_OUT_CNTL__BYPASS_PRIM_RATE_COMBINER_MASK                                                     0x40000000L
 //PA_CL_NANINF_CNTL
@@ -22740,6 +22759,19 @@
 //PA_STATE_STEREO_X
 #define PA_STATE_STEREO_X__STEREO_X_OFFSET__SHIFT                                                             0x0
 #define PA_STATE_STEREO_X__STEREO_X_OFFSET_MASK                                                               0xFFFFFFFFL
+//PA_CL_VRS_CNTL
+#define PA_CL_VRS_CNTL__VERTEX_RATE_COMBINER_MODE__SHIFT                                                      0x0
+#define PA_CL_VRS_CNTL__PRIMITIVE_RATE_COMBINER_MODE__SHIFT                                                   0x3
+#define PA_CL_VRS_CNTL__HTILE_RATE_COMBINER_MODE__SHIFT                                                       0x6
+#define PA_CL_VRS_CNTL__SAMPLE_ITER_COMBINER_MODE__SHIFT                                                      0x9
+#define PA_CL_VRS_CNTL__EXPOSE_VRS_PIXELS_MASK__SHIFT                                                         0xd
+#define PA_CL_VRS_CNTL__CMASK_RATE_HINT_FORCE_ZERO__SHIFT                                                     0xe
+#define PA_CL_VRS_CNTL__VERTEX_RATE_COMBINER_MODE_MASK                                                        0x00000007L
+#define PA_CL_VRS_CNTL__PRIMITIVE_RATE_COMBINER_MODE_MASK                                                     0x00000038L
+#define PA_CL_VRS_CNTL__HTILE_RATE_COMBINER_MODE_MASK                                                         0x000001C0L
+#define PA_CL_VRS_CNTL__SAMPLE_ITER_COMBINER_MODE_MASK                                                        0x00000E00L
+#define PA_CL_VRS_CNTL__EXPOSE_VRS_PIXELS_MASK_MASK                                                           0x00002000L
+#define PA_CL_VRS_CNTL__CMASK_RATE_HINT_FORCE_ZERO_MASK                                                       0x00004000L
 //PA_SU_POINT_SIZE
 #define PA_SU_POINT_SIZE__HEIGHT__SHIFT                                                                       0x0
 #define PA_SU_POINT_SIZE__WIDTH__SHIFT                                                                        0x10
@@ -23088,6 +23120,7 @@
 #define DB_HTILE_SURFACE__DST_OUTSIDE_ZERO_TO_ONE__SHIFT                                                      0x10
 #define DB_HTILE_SURFACE__RESERVED_FIELD_6__SHIFT                                                             0x11
 #define DB_HTILE_SURFACE__PIPE_ALIGNED__SHIFT                                                                 0x12
+#define DB_HTILE_SURFACE__VRS_HTILE_ENCODING__SHIFT                                                           0x13
 #define DB_HTILE_SURFACE__RESERVED_FIELD_1_MASK                                                               0x00000001L
 #define DB_HTILE_SURFACE__FULL_CACHE_MASK                                                                     0x00000002L
 #define DB_HTILE_SURFACE__RESERVED_FIELD_2_MASK                                                               0x00000004L
@@ -23097,6 +23130,7 @@
 #define DB_HTILE_SURFACE__DST_OUTSIDE_ZERO_TO_ONE_MASK                                                        0x00010000L
 #define DB_HTILE_SURFACE__RESERVED_FIELD_6_MASK                                                               0x00020000L
 #define DB_HTILE_SURFACE__PIPE_ALIGNED_MASK                                                                   0x00040000L
+#define DB_HTILE_SURFACE__VRS_HTILE_ENCODING_MASK                                                             0x00180000L
 //DB_SRESULTS_COMPARE_STATE0
 #define DB_SRESULTS_COMPARE_STATE0__COMPAREFUNC0__SHIFT                                                       0x0
 #define DB_SRESULTS_COMPARE_STATE0__COMPAREVALUE0__SHIFT                                                      0x4
@@ -24954,6 +24988,7 @@
 #define CB_COLOR0_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR0_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR0_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR0_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR0_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR0_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR0_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -24962,6 +24997,7 @@
 #define CB_COLOR0_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR0_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR0_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR0_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR1_ATTRIB3
 #define CB_COLOR1_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR1_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -24971,6 +25007,7 @@
 #define CB_COLOR1_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR1_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR1_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR1_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR1_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR1_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR1_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -24979,6 +25016,7 @@
 #define CB_COLOR1_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR1_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR1_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR1_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR2_ATTRIB3
 #define CB_COLOR2_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR2_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -24988,6 +25026,7 @@
 #define CB_COLOR2_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR2_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR2_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR2_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR2_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR2_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR2_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -24996,6 +25035,7 @@
 #define CB_COLOR2_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR2_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR2_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR2_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR3_ATTRIB3
 #define CB_COLOR3_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR3_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -25005,6 +25045,7 @@
 #define CB_COLOR3_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR3_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR3_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR3_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR3_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR3_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR3_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -25013,6 +25054,7 @@
 #define CB_COLOR3_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR3_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR3_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR3_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR4_ATTRIB3
 #define CB_COLOR4_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR4_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -25022,6 +25064,7 @@
 #define CB_COLOR4_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR4_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR4_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR4_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR4_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR4_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR4_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -25030,6 +25073,7 @@
 #define CB_COLOR4_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR4_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR4_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR4_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR5_ATTRIB3
 #define CB_COLOR5_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR5_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -25039,6 +25083,7 @@
 #define CB_COLOR5_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR5_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR5_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR5_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR5_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR5_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR5_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -25047,6 +25092,7 @@
 #define CB_COLOR5_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR5_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR5_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR5_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR6_ATTRIB3
 #define CB_COLOR6_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR6_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -25056,6 +25102,7 @@
 #define CB_COLOR6_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR6_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR6_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR6_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR6_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR6_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR6_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -25064,6 +25111,7 @@
 #define CB_COLOR6_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR6_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR6_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR6_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 //CB_COLOR7_ATTRIB3
 #define CB_COLOR7_ATTRIB3__MIP0_DEPTH__SHIFT                                                                  0x0
 #define CB_COLOR7_ATTRIB3__META_LINEAR__SHIFT                                                                 0xd
@@ -25073,6 +25121,7 @@
 #define CB_COLOR7_ATTRIB3__CMASK_PIPE_ALIGNED__SHIFT                                                          0x1a
 #define CB_COLOR7_ATTRIB3__RESOURCE_LEVEL__SHIFT                                                              0x1b
 #define CB_COLOR7_ATTRIB3__DCC_PIPE_ALIGNED__SHIFT                                                            0x1e
+#define CB_COLOR7_ATTRIB3__VRS_RATE_HINT_ENABLE__SHIFT                                                        0x1f
 #define CB_COLOR7_ATTRIB3__MIP0_DEPTH_MASK                                                                    0x00001FFFL
 #define CB_COLOR7_ATTRIB3__META_LINEAR_MASK                                                                   0x00002000L
 #define CB_COLOR7_ATTRIB3__COLOR_SW_MODE_MASK                                                                 0x0007C000L
@@ -25081,6 +25130,7 @@
 #define CB_COLOR7_ATTRIB3__CMASK_PIPE_ALIGNED_MASK                                                            0x04000000L
 #define CB_COLOR7_ATTRIB3__RESOURCE_LEVEL_MASK                                                                0x38000000L
 #define CB_COLOR7_ATTRIB3__DCC_PIPE_ALIGNED_MASK                                                              0x40000000L
+#define CB_COLOR7_ATTRIB3__VRS_RATE_HINT_ENABLE_MASK                                                          0x80000000L
 
 
 // addressBlock: gc_gfxudec
diff --git a/drivers/gpu/drm/amd/include/asic_reg/vcn/vcn_3_0_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/vcn/vcn_3_0_0_sh_mask.h
index c0efd90..58cf7ad 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/vcn/vcn_3_0_0_sh_mask.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/vcn/vcn_3_0_0_sh_mask.h
@@ -2393,6 +2393,7 @@
 #define VCN_FEATURES__HAS_MJPEG2_IDCT_DEC__SHIFT                                                              0x7
 #define VCN_FEATURES__HAS_SCLR_DEC__SHIFT                                                                     0x8
 #define VCN_FEATURES__HAS_VP9_DEC__SHIFT                                                                      0x9
+#define VCN_FEATURES__HAS_AV1_DEC__SHIFT                                                                      0xa
 #define VCN_FEATURES__HAS_EFC_ENC__SHIFT                                                                      0xb
 #define VCN_FEATURES__HAS_EFC_HDR2SDR_ENC__SHIFT                                                              0xc
 #define VCN_FEATURES__HAS_DUAL_MJPEG_DEC__SHIFT                                                               0xd
@@ -2407,6 +2408,7 @@
 #define VCN_FEATURES__HAS_MJPEG2_IDCT_DEC_MASK                                                                0x00000080L
 #define VCN_FEATURES__HAS_SCLR_DEC_MASK                                                                       0x00000100L
 #define VCN_FEATURES__HAS_VP9_DEC_MASK                                                                        0x00000200L
+#define VCN_FEATURES__HAS_AV1_DEC_MASK                                                                        0x00000400L
 #define VCN_FEATURES__HAS_EFC_ENC_MASK                                                                        0x00000800L
 #define VCN_FEATURES__HAS_EFC_HDR2SDR_ENC_MASK                                                                0x00001000L
 #define VCN_FEATURES__HAS_DUAL_MJPEG_DEC_MASK                                                                 0x00002000L
@@ -2809,8 +2811,10 @@
 #define UVD_SUVD_CGC_GATE__IME_HEVC__SHIFT                                                                    0x18
 #define UVD_SUVD_CGC_GATE__EFC__SHIFT                                                                         0x19
 #define UVD_SUVD_CGC_GATE__SAOE__SHIFT                                                                        0x1a
+#define UVD_SUVD_CGC_GATE__SRE_AV1__SHIFT                                                                     0x1b
 #define UVD_SUVD_CGC_GATE__FBC_PCLK__SHIFT                                                                    0x1c
 #define UVD_SUVD_CGC_GATE__FBC_CCLK__SHIFT                                                                    0x1d
+#define UVD_SUVD_CGC_GATE__SCM_AV1__SHIFT                                                                     0x1e
 #define UVD_SUVD_CGC_GATE__SMPA__SHIFT                                                                        0x1f
 #define UVD_SUVD_CGC_GATE__SRE_MASK                                                                           0x00000001L
 #define UVD_SUVD_CGC_GATE__SIT_MASK                                                                           0x00000002L
@@ -2839,8 +2843,10 @@
 #define UVD_SUVD_CGC_GATE__IME_HEVC_MASK                                                                      0x01000000L
 #define UVD_SUVD_CGC_GATE__EFC_MASK                                                                           0x02000000L
 #define UVD_SUVD_CGC_GATE__SAOE_MASK                                                                          0x04000000L
+#define UVD_SUVD_CGC_GATE__SRE_AV1_MASK                                                                       0x08000000L
 #define UVD_SUVD_CGC_GATE__FBC_PCLK_MASK                                                                      0x10000000L
 #define UVD_SUVD_CGC_GATE__FBC_CCLK_MASK                                                                      0x20000000L
+#define UVD_SUVD_CGC_GATE__SCM_AV1_MASK                                                                       0x40000000L
 #define UVD_SUVD_CGC_GATE__SMPA_MASK                                                                          0x80000000L
 //UVD_SUVD_CGC_STATUS
 #define UVD_SUVD_CGC_STATUS__SRE_VCLK__SHIFT                                                                  0x0
@@ -2873,6 +2879,8 @@
 #define UVD_SUVD_CGC_STATUS__IME_HEVC_DCLK__SHIFT                                                             0x1b
 #define UVD_SUVD_CGC_STATUS__EFC_DCLK__SHIFT                                                                  0x1c
 #define UVD_SUVD_CGC_STATUS__SAOE_DCLK__SHIFT                                                                 0x1d
+#define UVD_SUVD_CGC_STATUS__SRE_AV1_VCLK__SHIFT                                                              0x1e
+#define UVD_SUVD_CGC_STATUS__SCM_AV1_DCLK__SHIFT                                                              0x1f
 #define UVD_SUVD_CGC_STATUS__SRE_VCLK_MASK                                                                    0x00000001L
 #define UVD_SUVD_CGC_STATUS__SRE_DCLK_MASK                                                                    0x00000002L
 #define UVD_SUVD_CGC_STATUS__SIT_DCLK_MASK                                                                    0x00000004L
@@ -2903,6 +2911,8 @@
 #define UVD_SUVD_CGC_STATUS__IME_HEVC_DCLK_MASK                                                               0x08000000L
 #define UVD_SUVD_CGC_STATUS__EFC_DCLK_MASK                                                                    0x10000000L
 #define UVD_SUVD_CGC_STATUS__SAOE_DCLK_MASK                                                                   0x20000000L
+#define UVD_SUVD_CGC_STATUS__SRE_AV1_VCLK_MASK                                                                0x40000000L
+#define UVD_SUVD_CGC_STATUS__SCM_AV1_DCLK_MASK                                                                0x80000000L
 //UVD_SUVD_CGC_CTRL
 #define UVD_SUVD_CGC_CTRL__SRE_MODE__SHIFT                                                                    0x0
 #define UVD_SUVD_CGC_CTRL__SIT_MODE__SHIFT                                                                    0x1
@@ -2919,6 +2929,8 @@
 #define UVD_SUVD_CGC_CTRL__SMPA_MODE__SHIFT                                                                   0xc
 #define UVD_SUVD_CGC_CTRL__MPBE0_MODE__SHIFT                                                                  0xd
 #define UVD_SUVD_CGC_CTRL__MPBE1_MODE__SHIFT                                                                  0xe
+#define UVD_SUVD_CGC_CTRL__SIT_AV1_MODE__SHIFT                                                                0xf
+#define UVD_SUVD_CGC_CTRL__SDB_AV1_MODE__SHIFT                                                                0x10
 #define UVD_SUVD_CGC_CTRL__MPC1_MODE__SHIFT                                                                   0x11
 #define UVD_SUVD_CGC_CTRL__FBC_PCLK__SHIFT                                                                    0x1c
 #define UVD_SUVD_CGC_CTRL__FBC_CCLK__SHIFT                                                                    0x1d
@@ -2937,6 +2949,8 @@
 #define UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK                                                                     0x00001000L
 #define UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK                                                                    0x00002000L
 #define UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK                                                                    0x00004000L
+#define UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK                                                                  0x00008000L
+#define UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK                                                                  0x00010000L
 #define UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK                                                                     0x00020000L
 #define UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK                                                                      0x10000000L
 #define UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK                                                                      0x20000000L
@@ -3658,6 +3672,8 @@
 #define UVD_SUVD_CGC_STATUS2__SMPA_VCLK__SHIFT                                                                0x0
 #define UVD_SUVD_CGC_STATUS2__SMPA_DCLK__SHIFT                                                                0x1
 #define UVD_SUVD_CGC_STATUS2__MPBE1_DCLK__SHIFT                                                               0x3
+#define UVD_SUVD_CGC_STATUS2__SIT_AV1_DCLK__SHIFT                                                             0x4
+#define UVD_SUVD_CGC_STATUS2__SDB_AV1_DCLK__SHIFT                                                             0x5
 #define UVD_SUVD_CGC_STATUS2__MPC1_DCLK__SHIFT                                                                0x6
 #define UVD_SUVD_CGC_STATUS2__MPC1_SCLK__SHIFT                                                                0x7
 #define UVD_SUVD_CGC_STATUS2__MPC1_VCLK__SHIFT                                                                0x8
@@ -3666,6 +3682,8 @@
 #define UVD_SUVD_CGC_STATUS2__SMPA_VCLK_MASK                                                                  0x00000001L
 #define UVD_SUVD_CGC_STATUS2__SMPA_DCLK_MASK                                                                  0x00000002L
 #define UVD_SUVD_CGC_STATUS2__MPBE1_DCLK_MASK                                                                 0x00000008L
+#define UVD_SUVD_CGC_STATUS2__SIT_AV1_DCLK_MASK                                                               0x00000010L
+#define UVD_SUVD_CGC_STATUS2__SDB_AV1_DCLK_MASK                                                               0x00000020L
 #define UVD_SUVD_CGC_STATUS2__MPC1_DCLK_MASK                                                                  0x00000040L
 #define UVD_SUVD_CGC_STATUS2__MPC1_SCLK_MASK                                                                  0x00000080L
 #define UVD_SUVD_CGC_STATUS2__MPC1_VCLK_MASK                                                                  0x00000100L
@@ -3674,25 +3692,41 @@
 //UVD_SUVD_CGC_GATE2
 #define UVD_SUVD_CGC_GATE2__MPBE0__SHIFT                                                                      0x0
 #define UVD_SUVD_CGC_GATE2__MPBE1__SHIFT                                                                      0x1
+#define UVD_SUVD_CGC_GATE2__SIT_AV1__SHIFT                                                                    0x2
+#define UVD_SUVD_CGC_GATE2__SDB_AV1__SHIFT                                                                    0x3
 #define UVD_SUVD_CGC_GATE2__MPC1__SHIFT                                                                       0x4
 #define UVD_SUVD_CGC_GATE2__MPBE0_MASK                                                                        0x00000001L
 #define UVD_SUVD_CGC_GATE2__MPBE1_MASK                                                                        0x00000002L
+#define UVD_SUVD_CGC_GATE2__SIT_AV1_MASK                                                                      0x00000004L
+#define UVD_SUVD_CGC_GATE2__SDB_AV1_MASK                                                                      0x00000008L
 #define UVD_SUVD_CGC_GATE2__MPC1_MASK                                                                         0x00000010L
 //UVD_SUVD_INT_STATUS2
 #define UVD_SUVD_INT_STATUS2__SMPA_FUNC_INT__SHIFT                                                            0x0
 #define UVD_SUVD_INT_STATUS2__SMPA_ERR_INT__SHIFT                                                             0x5
+#define UVD_SUVD_INT_STATUS2__SDB_AV1_FUNC_INT__SHIFT                                                         0x6
+#define UVD_SUVD_INT_STATUS2__SDB_AV1_ERR_INT__SHIFT                                                          0xb
 #define UVD_SUVD_INT_STATUS2__SMPA_FUNC_INT_MASK                                                              0x0000001FL
 #define UVD_SUVD_INT_STATUS2__SMPA_ERR_INT_MASK                                                               0x00000020L
+#define UVD_SUVD_INT_STATUS2__SDB_AV1_FUNC_INT_MASK                                                           0x000007C0L
+#define UVD_SUVD_INT_STATUS2__SDB_AV1_ERR_INT_MASK                                                            0x00000800L
 //UVD_SUVD_INT_EN2
 #define UVD_SUVD_INT_EN2__SMPA_FUNC_INT_EN__SHIFT                                                             0x0
 #define UVD_SUVD_INT_EN2__SMPA_ERR_INT_EN__SHIFT                                                              0x5
+#define UVD_SUVD_INT_EN2__SDB_AV1_FUNC_INT_EN__SHIFT                                                          0x6
+#define UVD_SUVD_INT_EN2__SDB_AV1_ERR_INT_EN__SHIFT                                                           0xb
 #define UVD_SUVD_INT_EN2__SMPA_FUNC_INT_EN_MASK                                                               0x0000001FL
 #define UVD_SUVD_INT_EN2__SMPA_ERR_INT_EN_MASK                                                                0x00000020L
+#define UVD_SUVD_INT_EN2__SDB_AV1_FUNC_INT_EN_MASK                                                            0x000007C0L
+#define UVD_SUVD_INT_EN2__SDB_AV1_ERR_INT_EN_MASK                                                             0x00000800L
 //UVD_SUVD_INT_ACK2
 #define UVD_SUVD_INT_ACK2__SMPA_FUNC_INT_ACK__SHIFT                                                           0x0
 #define UVD_SUVD_INT_ACK2__SMPA_ERR_INT_ACK__SHIFT                                                            0x5
+#define UVD_SUVD_INT_ACK2__SDB_AV1_FUNC_INT_ACK__SHIFT                                                        0x6
+#define UVD_SUVD_INT_ACK2__SDB_AV1_ERR_INT_ACK__SHIFT                                                         0xb
 #define UVD_SUVD_INT_ACK2__SMPA_FUNC_INT_ACK_MASK                                                             0x0000001FL
 #define UVD_SUVD_INT_ACK2__SMPA_ERR_INT_ACK_MASK                                                              0x00000020L
+#define UVD_SUVD_INT_ACK2__SDB_AV1_FUNC_INT_ACK_MASK                                                          0x000007C0L
+#define UVD_SUVD_INT_ACK2__SDB_AV1_ERR_INT_ACK_MASK                                                           0x00000800L
 
 
 // addressBlock: uvd0_ecpudec
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 63f945f..8dc5abb 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -479,17 +479,6 @@
 		return ret;
 	}
 
-	/*
-	 * Set initialized values (get from vbios) to dpm tables context such as
-	 * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
-	 * type of clks.
-	 */
-	ret = smu_set_default_dpm_table(smu);
-	if (ret) {
-		dev_err(adev->dev, "Failed to setup default dpm clock tables!\n");
-		return ret;
-	}
-
 	ret = smu_populate_umd_state_clk(smu);
 	if (ret) {
 		dev_err(adev->dev, "Failed to populate UMD state clocks!\n");
@@ -984,6 +973,17 @@
 		return ret;
 	}
 
+	/*
+	 * Set initialized values (get from vbios) to dpm tables context such as
+	 * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
+	 * type of clks.
+	 */
+	ret = smu_set_default_dpm_table(smu);
+	if (ret) {
+		dev_err(adev->dev, "Failed to setup default dpm clock tables!\n");
+		return ret;
+	}
+
 	ret = smu_notify_display_change(smu);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
index 9ee8cf8..43f7adf 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
@@ -563,6 +563,8 @@
 	struct smu10_hwmgr *data = hwmgr->backend;
 	uint32_t min_sclk = hwmgr->display_config->min_core_set_clock;
 	uint32_t min_mclk = hwmgr->display_config->min_mem_set_clock/100;
+	uint32_t index_fclk = data->clock_vol_info.vdd_dep_on_fclk->count - 1;
+	uint32_t index_socclk = data->clock_vol_info.vdd_dep_on_socclk->count - 1;
 
 	if (hwmgr->smu_version < 0x1E3700) {
 		pr_info("smu firmware version too old, can not set dpm level\n");
@@ -676,13 +678,13 @@
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetHardMinFclkByFreq,
 						hwmgr->display_config->num_display > 3 ?
-						SMU10_UMD_PSTATE_PEAK_FCLK :
+						data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk :
 						min_mclk,
 						NULL);
 
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetHardMinSocclkByFreq,
-						SMU10_UMD_PSTATE_MIN_SOCCLK,
+						data->clock_vol_info.vdd_dep_on_socclk->entries[0].clk,
 						NULL);
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetHardMinVcn,
@@ -695,11 +697,11 @@
 						NULL);
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetSoftMaxFclkByFreq,
-						SMU10_UMD_PSTATE_PEAK_FCLK,
+						data->clock_vol_info.vdd_dep_on_fclk->entries[index_fclk].clk,
 						NULL);
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetSoftMaxSocclkByFreq,
-						SMU10_UMD_PSTATE_PEAK_SOCCLK,
+						data->clock_vol_info.vdd_dep_on_socclk->entries[index_socclk].clk,
 						NULL);
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SetSoftMaxVcn,
diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
index dbb676c..15263cf 100644
--- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
@@ -232,14 +232,16 @@
 			*sclk_mask = 0;
 	} else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK) {
 		if (mclk_mask)
-			*mclk_mask = 0;
+			/* mclk levels are in reverse order */
+			*mclk_mask = NUM_MEMCLK_DPM_LEVELS - 1;
 	} else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK) {
 		if(sclk_mask)
 			/* The sclk as gfxclk and has three level about max/min/current */
 			*sclk_mask = 3 - 1;
 
 		if(mclk_mask)
-			*mclk_mask = NUM_MEMCLK_DPM_LEVELS - 1;
+			/* mclk levels are in reverse order */
+			*mclk_mask = 0;
 
 		if(soc_mask)
 			*soc_mask = NUM_SOCCLK_DPM_LEVELS - 1;
@@ -333,7 +335,7 @@
 		case SMU_UCLK:
 		case SMU_FCLK:
 		case SMU_MCLK:
-			ret = renoir_get_dpm_clk_limited(smu, clk_type, 0, min);
+			ret = renoir_get_dpm_clk_limited(smu, clk_type, NUM_MEMCLK_DPM_LEVELS - 1, min);
 			if (ret)
 				goto failed;
 			break;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
index 4a76fc7..f8bdd4e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
@@ -55,7 +55,7 @@
 
 	id = ida_alloc_max(&gman->gmr_ida, gman->max_gmr_ids - 1, GFP_KERNEL);
 	if (id < 0)
-		return (id != -ENOMEM ? 0 : id);
+		return id;
 
 	spin_lock(&gman->lock);
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
index b7c816b..c8b9335 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
@@ -95,7 +95,7 @@
 		mem->start = node->start;
 	}
 
-	return 0;
+	return ret;
 }
 
 
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
index 1213e19..24d584a 100644
--- a/drivers/i2c/busses/i2c-cpm.c
+++ b/drivers/i2c/busses/i2c-cpm.c
@@ -65,6 +65,9 @@
 	char    res1[4];	/* Reserved */
 	ushort  rpbase;		/* Relocation pointer */
 	char    res2[2];	/* Reserved */
+	/* The following elements are only for CPM2 */
+	char    res3[4];	/* Reserved */
+	uint    sdmatmp;	/* Internal */
 };
 
 #define I2COM_START	0x80
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index ebb4c0b..bffca729 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1917,6 +1917,7 @@
 
 	pci_set_drvdata(dev, priv);
 
+	dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
 	pm_runtime_set_autosuspend_delay(&dev->dev, 1000);
 	pm_runtime_use_autosuspend(&dev->dev);
 	pm_runtime_put_autosuspend(&dev->dev);
diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c
index dfcf04e..2ad1663 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2163,6 +2163,15 @@
 	if (bus->cmd_err == -EAGAIN)
 		ret = i2c_recover_bus(adap);
 
+	/*
+	 * After any type of error, check if LAST bit is still set,
+	 * due to a HW issue.
+	 * It cannot be cleared without resetting the module.
+	 */
+	if (bus->cmd_err &&
+	    (NPCM_I2CRXF_CTL_LAST_PEC & ioread8(bus->reg + NPCM_I2CRXF_CTL)))
+		npcm_i2c_reset(bus);
+
 #if IS_ENABLED(CONFIG_I2C_SLAVE)
 	/* reenable slave if it was enabled */
 	if (bus->slave)
diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c
index 8dce06e9e..766c733 100644
--- a/drivers/iio/adc/ad7124.c
+++ b/drivers/iio/adc/ad7124.c
@@ -177,12 +177,12 @@
 
 static struct ad7124_chip_info ad7124_chip_info_tbl[] = {
 	[ID_AD7124_4] = {
-		.name = "ad7127-4",
+		.name = "ad7124-4",
 		.chip_id = CHIPID_AD7124_4,
 		.num_inputs = 8,
 	},
 	[ID_AD7124_8] = {
-		.name = "ad7127-8",
+		.name = "ad7124-8",
 		.chip_id = CHIPID_AD7124_8,
 		.num_inputs = 16,
 	},
diff --git a/drivers/iio/adc/qcom-spmi-adc5.c b/drivers/iio/adc/qcom-spmi-adc5.c
index b4b73c9..c10aa28 100644
--- a/drivers/iio/adc/qcom-spmi-adc5.c
+++ b/drivers/iio/adc/qcom-spmi-adc5.c
@@ -982,7 +982,7 @@
 
 static struct platform_driver adc5_driver = {
 	.driver = {
-		.name = "qcom-spmi-adc5.c",
+		.name = "qcom-spmi-adc5",
 		.of_match_table = adc5_match_table,
 	},
 	.probe = adc5_probe,
diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index 854d5e75..ef2fa09 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -282,6 +282,8 @@
 	case TP_VARIANT_ALPS:
 	case TP_VARIANT_ELAN:
 	case TP_VARIANT_NXP:
+	case TP_VARIANT_JYT_SYNAPTICS:
+	case TP_VARIANT_SYNAPTICS:
 		if (variant_id)
 			*variant_id = param[0];
 		if (firmware_id)
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 37fb9aa..a4c9b96 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -721,6 +721,13 @@
 			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 		},
 	},
+	{
+		/* Acer Aspire 5 A515 */
+		.matches = {
+			DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"),
+			DMI_MATCH(DMI_BOARD_VENDOR, "PK"),
+		},
+	},
 	{ }
 };
 
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index 445a08d..1ba6b4c 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -1104,25 +1104,6 @@
 }
 
 /*
- * Reads the device exclusion range from ACPI and initializes the IOMMU with
- * it
- */
-static void __init set_device_exclusion_range(u16 devid, struct ivmd_header *m)
-{
-	if (!(m->flags & IVMD_FLAG_EXCL_RANGE))
-		return;
-
-	/*
-	 * Treat per-device exclusion ranges as r/w unity-mapped regions
-	 * since some buggy BIOSes might lead to the overwritten exclusion
-	 * range (exclusion_start and exclusion_length members). This
-	 * happens when there are multiple exclusion ranges (IVMD entries)
-	 * defined in ACPI table.
-	 */
-	m->flags = (IVMD_FLAG_IW | IVMD_FLAG_IR | IVMD_FLAG_UNITY_MAP);
-}
-
-/*
  * Takes a pointer to an AMD IOMMU entry in the ACPI table and
  * initializes the hardware and our data structures with it.
  */
@@ -2073,30 +2054,6 @@
 	}
 }
 
-/* called when we find an exclusion range definition in ACPI */
-static int __init init_exclusion_range(struct ivmd_header *m)
-{
-	int i;
-
-	switch (m->type) {
-	case ACPI_IVMD_TYPE:
-		set_device_exclusion_range(m->devid, m);
-		break;
-	case ACPI_IVMD_TYPE_ALL:
-		for (i = 0; i <= amd_iommu_last_bdf; ++i)
-			set_device_exclusion_range(i, m);
-		break;
-	case ACPI_IVMD_TYPE_RANGE:
-		for (i = m->devid; i <= m->aux; ++i)
-			set_device_exclusion_range(i, m);
-		break;
-	default:
-		break;
-	}
-
-	return 0;
-}
-
 /* called for unity map ACPI definition */
 static int __init init_unity_map_range(struct ivmd_header *m)
 {
@@ -2107,9 +2064,6 @@
 	if (e == NULL)
 		return -ENOMEM;
 
-	if (m->flags & IVMD_FLAG_EXCL_RANGE)
-		init_exclusion_range(m);
-
 	switch (m->type) {
 	default:
 		kfree(e);
@@ -2133,6 +2087,16 @@
 	e->address_end = e->address_start + PAGE_ALIGN(m->range_length);
 	e->prot = m->flags >> 1;
 
+	/*
+	 * Treat per-device exclusion ranges as r/w unity-mapped regions
+	 * since some buggy BIOSes might lead to the overwritten exclusion
+	 * range (exclusion_start and exclusion_length members). This
+	 * happens when there are multiple exclusion ranges (IVMD entries)
+	 * defined in ACPI table.
+	 */
+	if (m->flags & IVMD_FLAG_EXCL_RANGE)
+		e->prot = (IVMD_FLAG_IW | IVMD_FLAG_IR) >> 1;
+
 	DUMP_printk("%s devid_start: %02x:%02x.%x devid_end: %02x:%02x.%x"
 		    " range_start: %016llx range_end: %016llx flags: %x\n", s,
 		    PCI_BUS_NUM(e->devid_start), PCI_SLOT(e->devid_start),
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index bad3c0c..de324b4 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -1295,13 +1295,17 @@
 		return -ENODEV;
 
 	data = platform_get_drvdata(sysmmu);
-	if (!data)
+	if (!data) {
+		put_device(&sysmmu->dev);
 		return -ENODEV;
+	}
 
 	if (!owner) {
 		owner = kzalloc(sizeof(*owner), GFP_KERNEL);
-		if (!owner)
+		if (!owner) {
+			put_device(&sysmmu->dev);
 			return -ENOMEM;
+		}
 
 		INIT_LIST_HEAD(&owner->controllers);
 		mutex_init(&owner->rpm_lock);
diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index 93e6345..2f3badd 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -473,7 +473,7 @@
 	rhsa = (struct acpi_dmar_rhsa *)header;
 	for_each_drhd_unit(drhd) {
 		if (drhd->reg_base_addr == rhsa->base_address) {
-			int node = acpi_map_pxm_to_node(rhsa->proximity_domain);
+			int node = pxm_to_node(rhsa->proximity_domain);
 
 			if (!node_online(node))
 				node = NUMA_NO_NODE;
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 87b17ba..2239c21 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -2664,7 +2664,7 @@
 		}
 
 		/* Setup the PASID entry for requests without PASID: */
-		spin_lock(&iommu->lock);
+		spin_lock_irqsave(&iommu->lock, flags);
 		if (hw_pass_through && domain_type_is_si(domain))
 			ret = intel_pasid_setup_pass_through(iommu, domain,
 					dev, PASID_RID2PASID);
@@ -2674,7 +2674,7 @@
 		else
 			ret = intel_pasid_setup_second_level(iommu, domain,
 					dev, PASID_RID2PASID);
-		spin_unlock(&iommu->lock);
+		spin_unlock_irqrestore(&iommu->lock, flags);
 		if (ret) {
 			dev_err(dev, "Setup RID2PASID failed\n");
 			dmar_remove_one_dev_info(dev);
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 548de75..c8ffec5 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -5263,7 +5263,12 @@
 		return -EINVAL;
 	}
 
-	node = acpi_map_pxm_to_node(its_affinity->proximity_domain);
+	/*
+	 * Note that in theory a new proximity node could be created by this
+	 * entry as it is an SRAT resource allocation structure.
+	 * We do not currently support doing so.
+	 */
+	node = pxm_to_node(its_affinity->proximity_domain);
 
 	if (node == NUMA_NO_NODE || node >= MAX_NUMNODES) {
 		pr_err("SRAT: Invalid NUMA node %d in ITS affinity\n", node);
diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
index 693ee73..ef03d6f 100644
--- a/drivers/memstick/core/memstick.c
+++ b/drivers/memstick/core/memstick.c
@@ -441,6 +441,9 @@
 	} else if (host->card->stop)
 		host->card->stop(host->card);
 
+	if (host->removing)
+		goto out_power_off;
+
 	card = memstick_alloc_card(host);
 
 	if (!card) {
@@ -545,6 +548,7 @@
  */
 void memstick_remove_host(struct memstick_host *host)
 {
+	host->removing = 1;
 	flush_workqueue(workqueue);
 	mutex_lock(&host->lock);
 	if (host->card)
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index af41380..914f518 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -794,7 +794,8 @@
 static bool glk_broken_cqhci(struct sdhci_pci_slot *slot)
 {
 	return slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_GLK_EMMC &&
-	       dmi_match(DMI_BIOS_VENDOR, "LENOVO");
+	       (dmi_match(DMI_BIOS_VENDOR, "LENOVO") ||
+		dmi_match(DMI_SYS_VENDOR, "IRBIS"));
 }
 
 static int glk_emmc_probe_slot(struct sdhci_pci_slot *slot)
diff --git a/drivers/pci/controller/pcie-rockchip-host.c b/drivers/pci/controller/pcie-rockchip-host.c
index 0bb2fb3..9705059 100644
--- a/drivers/pci/controller/pcie-rockchip-host.c
+++ b/drivers/pci/controller/pcie-rockchip-host.c
@@ -71,16 +71,13 @@
 static int rockchip_pcie_valid_device(struct rockchip_pcie *rockchip,
 				      struct pci_bus *bus, int dev)
 {
-	/* access only one slot on each root port */
-	if (pci_is_root_bus(bus) && dev > 0)
-		return 0;
-
 	/*
-	 * do not read more than one device on the bus directly attached
+	 * Access only one slot on each root port.
+	 * Do not read more than one device on the bus directly attached
 	 * to RC's downstream side.
 	 */
-	if (pci_is_root_bus(bus->parent) && dev > 0)
-		return 0;
+	if (pci_is_root_bus(bus) || pci_is_root_bus(bus->parent))
+		return dev == 0;
 
 	return 1;
 }
diff --git a/drivers/phy/ti/phy-am654-serdes.c b/drivers/phy/ti/phy-am654-serdes.c
index a174b3c..819c49a 100644
--- a/drivers/phy/ti/phy-am654-serdes.c
+++ b/drivers/phy/ti/phy-am654-serdes.c
@@ -725,8 +725,10 @@
 	pm_runtime_enable(dev);
 
 	phy = devm_phy_create(dev, NULL, &ops);
-	if (IS_ERR(phy))
-		return PTR_ERR(phy);
+	if (IS_ERR(phy)) {
+		ret = PTR_ERR(phy);
+		goto clk_err;
+	}
 
 	phy_set_drvdata(phy, am654_phy);
 	phy_provider = devm_of_phy_provider_register(dev, serdes_am654_xlate);
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index 9ef2461..0652109 100644
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -58,6 +58,7 @@
 #define CHV_PADCTRL1_CFGLOCK		BIT(31)
 #define CHV_PADCTRL1_INVRXTX_SHIFT	4
 #define CHV_PADCTRL1_INVRXTX_MASK	GENMASK(7, 4)
+#define CHV_PADCTRL1_INVRXTX_TXDATA	BIT(7)
 #define CHV_PADCTRL1_INVRXTX_RXDATA	BIT(6)
 #define CHV_PADCTRL1_INVRXTX_TXENABLE	BIT(5)
 #define CHV_PADCTRL1_ODEN		BIT(3)
@@ -792,11 +793,22 @@
 static void chv_gpio_clear_triggering(struct chv_pinctrl *pctrl,
 				      unsigned int offset)
 {
+	u32 invrxtx_mask = CHV_PADCTRL1_INVRXTX_MASK;
 	u32 value;
 
+	/*
+	 * One some devices the GPIO should output the inverted value from what
+	 * device-drivers / ACPI code expects (inverted external buffer?). The
+	 * BIOS makes this work by setting the CHV_PADCTRL1_INVRXTX_TXDATA flag,
+	 * preserve this flag if the pin is already setup as GPIO.
+	 */
+	value = chv_readl(pctrl, offset, CHV_PADCTRL0);
+	if (value & CHV_PADCTRL0_GPIOEN)
+		invrxtx_mask &= ~CHV_PADCTRL1_INVRXTX_TXDATA;
+
 	value = chv_readl(pctrl, offset, CHV_PADCTRL1);
 	value &= ~CHV_PADCTRL1_INTWAKECFG_MASK;
-	value &= ~CHV_PADCTRL1_INVRXTX_MASK;
+	value &= ~invrxtx_mask;
 	chv_writel(pctrl, offset, CHV_PADCTRL1, value);
 }
 
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
index 2f3dfb5..35bbe59 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
@@ -259,6 +259,10 @@
 
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio_n];
 
+	/* if the GPIO is not supported for eint mode */
+	if (desc->eint.eint_m == NO_EINT_SUPPORT)
+		return virt_gpio;
+
 	if (desc->funcs && !desc->funcs[desc->eint.eint_m].name)
 		virt_gpio = true;
 
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
index a767a05..48e2a6c 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
@@ -414,7 +414,7 @@
 		 MPP_VAR_FUNCTION(0x1, "i2c0", "sck",        V_98DX3236_PLUS)),
 	MPP_MODE(15,
 		 MPP_VAR_FUNCTION(0x0, "gpio", NULL,         V_98DX3236_PLUS),
-		 MPP_VAR_FUNCTION(0x4, "i2c0", "sda",        V_98DX3236_PLUS)),
+		 MPP_VAR_FUNCTION(0x1, "i2c0", "sda",        V_98DX3236_PLUS)),
 	MPP_MODE(16,
 		 MPP_VAR_FUNCTION(0x0, "gpo", NULL,          V_98DX3236_PLUS),
 		 MPP_VAR_FUNCTION(0x4, "dev", "oe",          V_98DX3236_PLUS)),
diff --git a/drivers/pinctrl/qcom/pinctrl-sm8250.c b/drivers/pinctrl/qcom/pinctrl-sm8250.c
index a660f12..826df0d 100644
--- a/drivers/pinctrl/qcom/pinctrl-sm8250.c
+++ b/drivers/pinctrl/qcom/pinctrl-sm8250.c
@@ -1308,7 +1308,7 @@
 	[178] = PINGROUP(178, WEST, _, _, _, _, _, _, _, _, _),
 	[179] = PINGROUP(179, WEST, _, _, _, _, _, _, _, _, _),
 	[180] = UFS_RESET(ufs_reset, 0xb8000),
-	[181] = SDC_PINGROUP(sdc2_clk, 0x7000, 14, 6),
+	[181] = SDC_PINGROUP(sdc2_clk, 0xb7000, 14, 6),
 	[182] = SDC_PINGROUP(sdc2_cmd, 0xb7000, 11, 3),
 	[183] = SDC_PINGROUP(sdc2_data, 0xb7000, 9, 0),
 };
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index b5dd1ca..d10efb6 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -736,6 +736,7 @@
 	struct iscsi_tcp_conn *tcp_conn = conn->dd_data;
 	struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data;
 	struct sockaddr_in6 addr;
+	struct socket *sock;
 	int rc;
 
 	switch(param) {
@@ -747,13 +748,17 @@
 			spin_unlock_bh(&conn->session->frwd_lock);
 			return -ENOTCONN;
 		}
+		sock = tcp_sw_conn->sock;
+		sock_hold(sock->sk);
+		spin_unlock_bh(&conn->session->frwd_lock);
+
 		if (param == ISCSI_PARAM_LOCAL_PORT)
-			rc = kernel_getsockname(tcp_sw_conn->sock,
+			rc = kernel_getsockname(sock,
 						(struct sockaddr *)&addr);
 		else
-			rc = kernel_getpeername(tcp_sw_conn->sock,
+			rc = kernel_getpeername(sock,
 						(struct sockaddr *)&addr);
-		spin_unlock_bh(&conn->session->frwd_lock);
+		sock_put(sock->sk);
 		if (rc < 0)
 			return rc;
 
@@ -775,6 +780,7 @@
 	struct iscsi_tcp_conn *tcp_conn;
 	struct iscsi_sw_tcp_conn *tcp_sw_conn;
 	struct sockaddr_in6 addr;
+	struct socket *sock;
 	int rc;
 
 	switch (param) {
@@ -789,16 +795,18 @@
 			return -ENOTCONN;
 		}
 		tcp_conn = conn->dd_data;
-
 		tcp_sw_conn = tcp_conn->dd_data;
-		if (!tcp_sw_conn->sock) {
+		sock = tcp_sw_conn->sock;
+		if (!sock) {
 			spin_unlock_bh(&session->frwd_lock);
 			return -ENOTCONN;
 		}
-
-		rc = kernel_getsockname(tcp_sw_conn->sock,
-					(struct sockaddr *)&addr);
+		sock_hold(sock->sk);
 		spin_unlock_bh(&session->frwd_lock);
+
+		rc = kernel_getsockname(sock,
+					(struct sockaddr *)&addr);
+		sock_put(sock->sk);
 		if (rc < 0)
 			return rc;
 
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 590eac2..ff26ab0 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1840,7 +1840,8 @@
 	 * out unpacked_lun for the original se_cmd.
 	 */
 	if (tm_type == TMR_ABORT_TASK && (flags & TARGET_SCF_LOOKUP_LUN_FROM_TAG)) {
-		if (!target_lookup_lun_from_tag(se_sess, tag, &unpacked_lun))
+		if (!target_lookup_lun_from_tag(se_sess, tag,
+						&se_cmd->orig_fe_lun))
 			goto failure;
 	}
 
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 7e73e98..b351962 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -269,8 +269,30 @@
 	if (error)
 		return error;
 
+	/* Probe the USB device with the driver in hand, but only
+	 * defer to a generic driver in case the current USB
+	 * device driver has an id_table or a match function; i.e.,
+	 * when the device driver was explicitly matched against
+	 * a device.
+	 *
+	 * If the device driver does not have either of these,
+	 * then we assume that it can bind to any device and is
+	 * not truly a more specialized/non-generic driver, so a
+	 * return value of -ENODEV should not force the device
+	 * to be handled by the generic USB driver, as there
+	 * can still be another, more specialized, device driver.
+	 *
+	 * This accommodates the usbip driver.
+	 *
+	 * TODO: What if, in the future, there are multiple
+	 * specialized USB device drivers for a particular device?
+	 * In such cases, there is a need to try all matching
+	 * specialised device drivers prior to setting the
+	 * use_generic_driver bit.
+	 */
 	error = udriver->probe(udev);
-	if (error == -ENODEV && udriver != &usb_generic_driver) {
+	if (error == -ENODEV && udriver != &usb_generic_driver &&
+	    (udriver->id_table || udriver->match)) {
 		udev->use_generic_driver = 1;
 		return -EPROBE_DEFER;
 	}
@@ -831,14 +853,17 @@
 		udev = to_usb_device(dev);
 		udrv = to_usb_device_driver(drv);
 
-		if (udrv->id_table &&
-		    usb_device_match_id(udev, udrv->id_table) != NULL) {
-			return 1;
-		}
+		if (udrv->id_table)
+			return usb_device_match_id(udev, udrv->id_table) != NULL;
 
 		if (udrv->match)
 			return udrv->match(udev);
-		return 0;
+
+		/* If the device driver under consideration does not have a
+		 * id_table or a match function, then let the driver's probe
+		 * function decide.
+		 */
+		return 1;
 
 	} else if (is_usb_interface(dev)) {
 		struct usb_interface *intf;
@@ -905,26 +930,19 @@
 	return 0;
 }
 
-static bool is_dev_usb_generic_driver(struct device *dev)
-{
-	struct usb_device_driver *udd = dev->driver ?
-		to_usb_device_driver(dev->driver) : NULL;
-
-	return udd == &usb_generic_driver;
-}
-
 static int __usb_bus_reprobe_drivers(struct device *dev, void *data)
 {
 	struct usb_device_driver *new_udriver = data;
 	struct usb_device *udev;
 	int ret;
 
-	if (!is_dev_usb_generic_driver(dev))
+	/* Don't reprobe if current driver isn't usb_generic_driver */
+	if (dev->driver != &usb_generic_driver.drvwrap.driver)
 		return 0;
 
 	udev = to_usb_device(dev);
 	if (usb_device_match_id(udev, new_udriver->id_table) == NULL &&
-	    (!new_udriver->match || new_udriver->match(udev) != 0))
+	    (!new_udriver->match || new_udriver->match(udev) == 0))
 		return 0;
 
 	ret = device_reprobe(dev);
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index b4206b0..1f63875 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -1189,7 +1189,6 @@
 	const struct ndp_parser_opts *opts = ncm->parser_opts;
 	unsigned	crc_len = ncm->is_crc ? sizeof(uint32_t) : 0;
 	int		dgram_counter;
-	bool		ndp_after_header;
 
 	/* dwSignature */
 	if (get_unaligned_le32(tmp) != opts->nth_sign) {
@@ -1216,7 +1215,6 @@
 	}
 
 	ndp_index = get_ncm(&tmp, opts->ndp_index);
-	ndp_after_header = false;
 
 	/* Run through all the NDP's in the NTB */
 	do {
@@ -1232,8 +1230,6 @@
 			     ndp_index);
 			goto err;
 		}
-		if (ndp_index == opts->nth_size)
-			ndp_after_header = true;
 
 		/*
 		 * walk through NDP
@@ -1312,37 +1308,13 @@
 			index2 = get_ncm(&tmp, opts->dgram_item_len);
 			dg_len2 = get_ncm(&tmp, opts->dgram_item_len);
 
-			if (index2 == 0 || dg_len2 == 0)
-				break;
-
 			/* wDatagramIndex[1] */
-			if (ndp_after_header) {
-				if (index2 < opts->nth_size + opts->ndp_size) {
-					INFO(port->func.config->cdev,
-					     "Bad index: %#X\n", index2);
-					goto err;
-				}
-			} else {
-				if (index2 < opts->nth_size + opts->dpe_size) {
-					INFO(port->func.config->cdev,
-					     "Bad index: %#X\n", index2);
-					goto err;
-				}
-			}
 			if (index2 > block_len - opts->dpe_size) {
 				INFO(port->func.config->cdev,
 				     "Bad index: %#X\n", index2);
 				goto err;
 			}
 
-			/* wDatagramLength[1] */
-			if ((dg_len2 < 14 + crc_len) ||
-					(dg_len2 > frame_max)) {
-				INFO(port->func.config->cdev,
-				     "Bad dgram length: %#X\n", dg_len);
-				goto err;
-			}
-
 			/*
 			 * Copy the data into a new skb.
 			 * This ensures the truesize is correct
@@ -1359,6 +1331,8 @@
 			ndp_len -= 2 * (opts->dgram_item_len * 2);
 
 			dgram_counter++;
+			if (index2 == 0 || dg_len2 == 0)
+				break;
 		} while (ndp_len > 2 * (opts->dgram_item_len * 2));
 	} while (ndp_index);
 
diff --git a/drivers/usb/usbip/stub_dev.c b/drivers/usb/usbip/stub_dev.c
index 9d7d642..2305d42 100644
--- a/drivers/usb/usbip/stub_dev.c
+++ b/drivers/usb/usbip/stub_dev.c
@@ -461,11 +461,6 @@
 	return;
 }
 
-static bool usbip_match(struct usb_device *udev)
-{
-	return true;
-}
-
 #ifdef CONFIG_PM
 
 /* These functions need usb_port_suspend and usb_port_resume,
@@ -491,7 +486,6 @@
 	.name		= "usbip-host",
 	.probe		= stub_probe,
 	.disconnect	= stub_disconnect,
-	.match		= usbip_match,
 #ifdef CONFIG_PM
 	.suspend	= stub_suspend,
 	.resume		= stub_resume,
diff --git a/drivers/vhost/iotlb.c b/drivers/vhost/iotlb.c
index 34aec4b..0fd3f87 100644
--- a/drivers/vhost/iotlb.c
+++ b/drivers/vhost/iotlb.c
@@ -149,7 +149,7 @@
  * vhost_iotlb_itree_first - return the first overlapped range
  * @iotlb: the IOTLB
  * @start: start of IOVA range
- * @end: end of IOVA range
+ * @last: last byte in IOVA range
  */
 struct vhost_iotlb_map *
 vhost_iotlb_itree_first(struct vhost_iotlb *iotlb, u64 start, u64 last)
@@ -162,7 +162,7 @@
  * vhost_iotlb_itree_next - return the next overlapped range
  * @map: the starting map node
  * @start: start of IOVA range
- * @end: end of IOVA range
+ * @last: last byte IOVA range
  */
 struct vhost_iotlb_map *
 vhost_iotlb_itree_next(struct vhost_iotlb_map *map, u64 start, u64 last)
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 3fab94f..796fe97 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -353,8 +353,6 @@
 	struct vdpa_callback cb;
 	struct vhost_virtqueue *vq;
 	struct vhost_vring_state s;
-	u64 __user *featurep = argp;
-	u64 features;
 	u32 idx;
 	long r;
 
@@ -381,18 +379,6 @@
 
 		vq->last_avail_idx = vq_state.avail_index;
 		break;
-	case VHOST_GET_BACKEND_FEATURES:
-		features = VHOST_VDPA_BACKEND_FEATURES;
-		if (copy_to_user(featurep, &features, sizeof(features)))
-			return -EFAULT;
-		return 0;
-	case VHOST_SET_BACKEND_FEATURES:
-		if (copy_from_user(&features, featurep, sizeof(features)))
-			return -EFAULT;
-		if (features & ~VHOST_VDPA_BACKEND_FEATURES)
-			return -EOPNOTSUPP;
-		vhost_set_backend_features(&v->vdev, features);
-		return 0;
 	}
 
 	r = vhost_vring_ioctl(&v->vdev, cmd, argp);
@@ -440,8 +426,20 @@
 	struct vhost_vdpa *v = filep->private_data;
 	struct vhost_dev *d = &v->vdev;
 	void __user *argp = (void __user *)arg;
+	u64 __user *featurep = argp;
+	u64 features;
 	long r;
 
+	if (cmd == VHOST_SET_BACKEND_FEATURES) {
+		r = copy_from_user(&features, featurep, sizeof(features));
+		if (r)
+			return r;
+		if (features & ~VHOST_VDPA_BACKEND_FEATURES)
+			return -EOPNOTSUPP;
+		vhost_set_backend_features(&v->vdev, features);
+		return 0;
+	}
+
 	mutex_lock(&d->mutex);
 
 	switch (cmd) {
@@ -476,6 +474,10 @@
 	case VHOST_VDPA_SET_CONFIG_CALL:
 		r = vhost_vdpa_set_config_call(v, argp);
 		break;
+	case VHOST_GET_BACKEND_FEATURES:
+		features = VHOST_VDPA_BACKEND_FEATURES;
+		r = copy_to_user(featurep, &features, sizeof(features));
+		break;
 	default:
 		r = vhost_dev_ioctl(&v->vdev, cmd, argp);
 		if (r == -ENOIOCTLCMD)
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index 90b8f56..6f02c18 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -92,6 +92,8 @@
 /* Xen will never allocate port zero for any purpose. */
 #define VALID_EVTCHN(chn)	((chn) != 0)
 
+static struct irq_info *legacy_info_ptrs[NR_IRQS_LEGACY];
+
 static struct irq_chip xen_dynamic_chip;
 static struct irq_chip xen_percpu_chip;
 static struct irq_chip xen_pirq_chip;
@@ -156,7 +158,18 @@
 /* Get info for IRQ */
 struct irq_info *info_for_irq(unsigned irq)
 {
-	return irq_get_chip_data(irq);
+	if (irq < nr_legacy_irqs())
+		return legacy_info_ptrs[irq];
+	else
+		return irq_get_chip_data(irq);
+}
+
+static void set_info_for_irq(unsigned int irq, struct irq_info *info)
+{
+	if (irq < nr_legacy_irqs())
+		legacy_info_ptrs[irq] = info;
+	else
+		irq_set_chip_data(irq, info);
 }
 
 /* Constructors for packed IRQ information. */
@@ -377,7 +390,7 @@
 	info->type = IRQT_UNBOUND;
 	info->refcnt = -1;
 
-	irq_set_chip_data(irq, info);
+	set_info_for_irq(irq, info);
 
 	list_add_tail(&info->list, &xen_irq_list_head);
 }
@@ -426,14 +439,14 @@
 
 static void xen_free_irq(unsigned irq)
 {
-	struct irq_info *info = irq_get_chip_data(irq);
+	struct irq_info *info = info_for_irq(irq);
 
 	if (WARN_ON(!info))
 		return;
 
 	list_del(&info->list);
 
-	irq_set_chip_data(irq, NULL);
+	set_info_for_irq(irq, NULL);
 
 	WARN_ON(info->refcnt > 0);
 
@@ -603,7 +616,7 @@
 static void __unbind_from_irq(unsigned int irq)
 {
 	evtchn_port_t evtchn = evtchn_from_irq(irq);
-	struct irq_info *info = irq_get_chip_data(irq);
+	struct irq_info *info = info_for_irq(irq);
 
 	if (info->refcnt > 0) {
 		info->refcnt--;
@@ -1108,7 +1121,7 @@
 
 void unbind_from_irqhandler(unsigned int irq, void *dev_id)
 {
-	struct irq_info *info = irq_get_chip_data(irq);
+	struct irq_info *info = info_for_irq(irq);
 
 	if (WARN_ON(!info))
 		return;
@@ -1142,7 +1155,7 @@
 	if (irq == -1)
 		return -ENOENT;
 
-	info = irq_get_chip_data(irq);
+	info = info_for_irq(irq);
 
 	if (!info)
 		return -ENOENT;
@@ -1170,7 +1183,7 @@
 	if (irq == -1)
 		goto done;
 
-	info = irq_get_chip_data(irq);
+	info = info_for_irq(irq);
 
 	if (!info)
 		goto done;
diff --git a/fs/autofs/waitq.c b/fs/autofs/waitq.c
index 74c886f..5ced859 100644
--- a/fs/autofs/waitq.c
+++ b/fs/autofs/waitq.c
@@ -53,7 +53,7 @@
 
 	mutex_lock(&sbi->pipe_mutex);
 	while (bytes) {
-		wr = kernel_write(file, data, bytes, &file->f_pos);
+		wr = __kernel_write(file, data, bytes, NULL);
 		if (wr <= 0)
 			break;
 		data += wr;
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index db93909..e4a1c6a 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -599,6 +599,37 @@
 	wake_up(&fs_info->dev_replace.replace_wait);
 }
 
+/*
+ * When finishing the device replace, before swapping the source device with the
+ * target device we must update the chunk allocation state in the target device,
+ * as it is empty because replace works by directly copying the chunks and not
+ * through the normal chunk allocation path.
+ */
+static int btrfs_set_target_alloc_state(struct btrfs_device *srcdev,
+					struct btrfs_device *tgtdev)
+{
+	struct extent_state *cached_state = NULL;
+	u64 start = 0;
+	u64 found_start;
+	u64 found_end;
+	int ret = 0;
+
+	lockdep_assert_held(&srcdev->fs_info->chunk_mutex);
+
+	while (!find_first_extent_bit(&srcdev->alloc_state, start,
+				      &found_start, &found_end,
+				      CHUNK_ALLOCATED, &cached_state)) {
+		ret = set_extent_bits(&tgtdev->alloc_state, found_start,
+				      found_end, CHUNK_ALLOCATED);
+		if (ret)
+			break;
+		start = found_end + 1;
+	}
+
+	free_extent_state(cached_state);
+	return ret;
+}
+
 static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
 				       int scrub_ret)
 {
@@ -673,8 +704,14 @@
 	dev_replace->time_stopped = ktime_get_real_seconds();
 	dev_replace->item_needs_writeback = 1;
 
-	/* replace old device with new one in mapping tree */
+	/*
+	 * Update allocation state in the new device and replace the old device
+	 * with the new one in the mapping tree.
+	 */
 	if (!scrub_ret) {
+		scrub_ret = btrfs_set_target_alloc_state(src_device, tgt_device);
+		if (scrub_ret)
+			goto error;
 		btrfs_dev_replace_update_device_in_mapping_tree(fs_info,
 								src_device,
 								tgt_device);
@@ -685,6 +722,7 @@
 				 btrfs_dev_name(src_device),
 				 src_device->devid,
 				 rcu_str_deref(tgt_device->name), scrub_ret);
+error:
 		up_write(&dev_replace->rwsem);
 		mutex_unlock(&fs_info->chunk_mutex);
 		mutex_unlock(&fs_info->fs_devices->device_list_mutex);
@@ -745,7 +783,9 @@
 	/* replace the sysfs entry */
 	btrfs_sysfs_remove_devices_dir(fs_info->fs_devices, src_device);
 	btrfs_sysfs_update_devid(tgt_device);
-	btrfs_rm_dev_replace_free_srcdev(src_device);
+	if (test_bit(BTRFS_DEV_STATE_WRITEABLE, &src_device->dev_state))
+		btrfs_scratch_superblocks(fs_info, src_device->bdev,
+					  src_device->name->str);
 
 	/* write back the superblocks */
 	trans = btrfs_start_transaction(root, 0);
@@ -754,6 +794,8 @@
 
 	mutex_unlock(&dev_replace->lock_finishing_cancel_unmount);
 
+	btrfs_rm_dev_replace_free_srcdev(src_device);
+
 	return 0;
 }
 
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 117b433..1997a7d 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1999,9 +1999,9 @@
 	return num_devices;
 }
 
-static void btrfs_scratch_superblocks(struct btrfs_fs_info *fs_info,
-				      struct block_device *bdev,
-				      const char *device_path)
+void btrfs_scratch_superblocks(struct btrfs_fs_info *fs_info,
+			       struct block_device *bdev,
+			       const char *device_path)
 {
 	struct btrfs_super_block *disk_super;
 	int copy_num;
@@ -2224,11 +2224,7 @@
 	struct btrfs_fs_info *fs_info = srcdev->fs_info;
 	struct btrfs_fs_devices *fs_devices = srcdev->fs_devices;
 
-	if (test_bit(BTRFS_DEV_STATE_WRITEABLE, &srcdev->dev_state)) {
-		/* zero out the old super if it is writable */
-		btrfs_scratch_superblocks(fs_info, srcdev->bdev,
-					  srcdev->name->str);
-	}
+	mutex_lock(&uuid_mutex);
 
 	btrfs_close_bdev(srcdev);
 	synchronize_rcu();
@@ -2258,6 +2254,7 @@
 		close_fs_devices(fs_devices);
 		free_fs_devices(fs_devices);
 	}
+	mutex_unlock(&uuid_mutex);
 }
 
 void btrfs_destroy_dev_replace_tgtdev(struct btrfs_device *tgtdev)
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 5eea939..302c9234 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -573,6 +573,9 @@
 void btrfs_reset_fs_info_ptr(struct btrfs_fs_info *fs_info);
 bool btrfs_check_rw_degradable(struct btrfs_fs_info *fs_info,
 					struct btrfs_device *failing_dev);
+void btrfs_scratch_superblocks(struct btrfs_fs_info *fs_info,
+			       struct block_device *bdev,
+			       const char *device_path);
 
 int btrfs_bg_type_to_factor(u64 flags);
 const char *btrfs_bg_type_to_raid_name(u64 flags);
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 8107e06d..4df6112 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -218,8 +218,7 @@
 	struct file *file;
 
 	/* used to optimize loop detection check */
-	struct list_head visited_list_link;
-	int visited;
+	u64 gen;
 
 #ifdef CONFIG_NET_RX_BUSY_POLL
 	/* used to track busy poll napi_id */
@@ -274,6 +273,8 @@
  */
 static DEFINE_MUTEX(epmutex);
 
+static u64 loop_check_gen = 0;
+
 /* Used to check for epoll file descriptor inclusion loops */
 static struct nested_calls poll_loop_ncalls;
 
@@ -283,9 +284,6 @@
 /* Slab cache used to allocate "struct eppoll_entry" */
 static struct kmem_cache *pwq_cache __read_mostly;
 
-/* Visited nodes during ep_loop_check(), so we can unset them when we finish */
-static LIST_HEAD(visited_list);
-
 /*
  * List of files with newly added links, where we may need to limit the number
  * of emanating paths. Protected by the epmutex.
@@ -1450,7 +1448,7 @@
 
 static int ep_create_wakeup_source(struct epitem *epi)
 {
-	const char *name;
+	struct name_snapshot n;
 	struct wakeup_source *ws;
 
 	if (!epi->ep->ws) {
@@ -1459,8 +1457,9 @@
 			return -ENOMEM;
 	}
 
-	name = epi->ffd.file->f_path.dentry->d_name.name;
-	ws = wakeup_source_register(NULL, name);
+	take_dentry_name_snapshot(&n, epi->ffd.file->f_path.dentry);
+	ws = wakeup_source_register(NULL, n.name.name);
+	release_dentry_name_snapshot(&n);
 
 	if (!ws)
 		return -ENOMEM;
@@ -1522,6 +1521,22 @@
 		RCU_INIT_POINTER(epi->ws, NULL);
 	}
 
+	/* Add the current item to the list of active epoll hook for this file */
+	spin_lock(&tfile->f_lock);
+	list_add_tail_rcu(&epi->fllink, &tfile->f_ep_links);
+	spin_unlock(&tfile->f_lock);
+
+	/*
+	 * Add the current item to the RB tree. All RB tree operations are
+	 * protected by "mtx", and ep_insert() is called with "mtx" held.
+	 */
+	ep_rbtree_insert(ep, epi);
+
+	/* now check if we've created too many backpaths */
+	error = -EINVAL;
+	if (full_check && reverse_path_check())
+		goto error_remove_epi;
+
 	/* Initialize the poll table using the queue callback */
 	epq.epi = epi;
 	init_poll_funcptr(&epq.pt, ep_ptable_queue_proc);
@@ -1544,22 +1559,6 @@
 	if (epi->nwait < 0)
 		goto error_unregister;
 
-	/* Add the current item to the list of active epoll hook for this file */
-	spin_lock(&tfile->f_lock);
-	list_add_tail_rcu(&epi->fllink, &tfile->f_ep_links);
-	spin_unlock(&tfile->f_lock);
-
-	/*
-	 * Add the current item to the RB tree. All RB tree operations are
-	 * protected by "mtx", and ep_insert() is called with "mtx" held.
-	 */
-	ep_rbtree_insert(ep, epi);
-
-	/* now check if we've created too many backpaths */
-	error = -EINVAL;
-	if (full_check && reverse_path_check())
-		goto error_remove_epi;
-
 	/* We have to drop the new item inside our item list to keep track of it */
 	write_lock_irq(&ep->lock);
 
@@ -1588,6 +1587,8 @@
 
 	return 0;
 
+error_unregister:
+	ep_unregister_pollwait(ep, epi);
 error_remove_epi:
 	spin_lock(&tfile->f_lock);
 	list_del_rcu(&epi->fllink);
@@ -1595,9 +1596,6 @@
 
 	rb_erase_cached(&epi->rbn, &ep->rbr);
 
-error_unregister:
-	ep_unregister_pollwait(ep, epi);
-
 	/*
 	 * We need to do this because an event could have been arrived on some
 	 * allocated wait queue. Note that we don't care about the ep->ovflist
@@ -1972,13 +1970,12 @@
 	struct epitem *epi;
 
 	mutex_lock_nested(&ep->mtx, call_nests + 1);
-	ep->visited = 1;
-	list_add(&ep->visited_list_link, &visited_list);
+	ep->gen = loop_check_gen;
 	for (rbp = rb_first_cached(&ep->rbr); rbp; rbp = rb_next(rbp)) {
 		epi = rb_entry(rbp, struct epitem, rbn);
 		if (unlikely(is_file_epoll(epi->ffd.file))) {
 			ep_tovisit = epi->ffd.file->private_data;
-			if (ep_tovisit->visited)
+			if (ep_tovisit->gen == loop_check_gen)
 				continue;
 			error = ep_call_nested(&poll_loop_ncalls,
 					ep_loop_check_proc, epi->ffd.file,
@@ -2019,18 +2016,8 @@
  */
 static int ep_loop_check(struct eventpoll *ep, struct file *file)
 {
-	int ret;
-	struct eventpoll *ep_cur, *ep_next;
-
-	ret = ep_call_nested(&poll_loop_ncalls,
+	return ep_call_nested(&poll_loop_ncalls,
 			      ep_loop_check_proc, file, ep, current);
-	/* clear visited list */
-	list_for_each_entry_safe(ep_cur, ep_next, &visited_list,
-							visited_list_link) {
-		ep_cur->visited = 0;
-		list_del(&ep_cur->visited_list_link);
-	}
-	return ret;
 }
 
 static void clear_tfile_check_list(void)
@@ -2195,11 +2182,13 @@
 		goto error_tgt_fput;
 	if (op == EPOLL_CTL_ADD) {
 		if (!list_empty(&f.file->f_ep_links) ||
+				ep->gen == loop_check_gen ||
 						is_file_epoll(tf.file)) {
 			mutex_unlock(&ep->mtx);
 			error = epoll_mutex_lock(&epmutex, 0, nonblock);
 			if (error)
 				goto error_tgt_fput;
+			loop_check_gen++;
 			full_check = 1;
 			if (is_file_epoll(tf.file)) {
 				error = -ELOOP;
@@ -2263,6 +2252,7 @@
 error_tgt_fput:
 	if (full_check) {
 		clear_tfile_check_list();
+		loop_check_gen++;
 		mutex_unlock(&epmutex);
 	}
 
diff --git a/fs/io_uring.c b/fs/io_uring.c
index eed0d06..aae0ef2 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -3049,6 +3049,7 @@
 	if (!wake_page_match(wpq, key))
 		return 0;
 
+	req->rw.kiocb.ki_flags &= ~IOCB_WAITQ;
 	list_del_init(&wait->entry);
 
 	init_task_work(&req->task_work, io_req_task_submit);
@@ -3106,6 +3107,7 @@
 	wait->wait.flags = 0;
 	INIT_LIST_HEAD(&wait->wait.entry);
 	kiocb->ki_flags |= IOCB_WAITQ;
+	kiocb->ki_flags &= ~IOCB_NOWAIT;
 	kiocb->ki_waitq = wait;
 
 	io_get_req_task(req);
@@ -4743,6 +4745,8 @@
 	if (mask && !(mask & poll->events))
 		return 0;
 
+	list_del_init(&wait->entry);
+
 	if (poll && poll->head) {
 		bool done;
 
@@ -8412,11 +8416,19 @@
 
 static void __io_uring_show_fdinfo(struct io_ring_ctx *ctx, struct seq_file *m)
 {
+	bool has_lock;
 	int i;
 
-	mutex_lock(&ctx->uring_lock);
+	/*
+	 * Avoid ABBA deadlock between the seq lock and the io_uring mutex,
+	 * since fdinfo case grabs it in the opposite direction of normal use
+	 * cases. If we fail to get the lock, we just don't iterate any
+	 * structures that could be going away outside the io_uring mutex.
+	 */
+	has_lock = mutex_trylock(&ctx->uring_lock);
+
 	seq_printf(m, "UserFiles:\t%u\n", ctx->nr_user_files);
-	for (i = 0; i < ctx->nr_user_files; i++) {
+	for (i = 0; has_lock && i < ctx->nr_user_files; i++) {
 		struct fixed_file_table *table;
 		struct file *f;
 
@@ -8428,13 +8440,13 @@
 			seq_printf(m, "%5u: <none>\n", i);
 	}
 	seq_printf(m, "UserBufs:\t%u\n", ctx->nr_user_bufs);
-	for (i = 0; i < ctx->nr_user_bufs; i++) {
+	for (i = 0; has_lock && i < ctx->nr_user_bufs; i++) {
 		struct io_mapped_ubuf *buf = &ctx->user_bufs[i];
 
 		seq_printf(m, "%5u: 0x%llx/%u\n", i, buf->ubuf,
 						(unsigned int) buf->len);
 	}
-	if (!idr_is_empty(&ctx->personality_idr)) {
+	if (has_lock && !idr_is_empty(&ctx->personality_idr)) {
 		seq_printf(m, "Personalities:\n");
 		idr_for_each(&ctx->personality_idr, io_uring_show_cred, m);
 	}
@@ -8449,7 +8461,8 @@
 					req->task->task_works != NULL);
 	}
 	spin_unlock_irq(&ctx->completion_lock);
-	mutex_unlock(&ctx->uring_lock);
+	if (has_lock)
+		mutex_unlock(&ctx->uring_lock);
 }
 
 static void io_uring_show_fdinfo(struct seq_file *m, struct file *f)
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index e732580..cb52db9 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -579,6 +579,9 @@
 	xdr_set_scratch_buffer(&stream, page_address(scratch), PAGE_SIZE);
 
 	do {
+		if (entry->label)
+			entry->label->len = NFS4_MAXLABELLEN;
+
 		status = xdr_decode(desc, entry, &stream);
 		if (status != 0) {
 			if (status == -EAGAIN)
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index ff8965d..a163533 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -715,7 +715,7 @@
 }
 
 static void
-ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, int idx)
+ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, u32 idx)
 {
 	struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
 
@@ -724,7 +724,7 @@
 }
 
 static void
-ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, int idx)
+ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, u32 idx)
 {
 	struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
 
@@ -734,14 +734,14 @@
 
 static struct nfs4_pnfs_ds *
 ff_layout_choose_ds_for_read(struct pnfs_layout_segment *lseg,
-			     int start_idx, int *best_idx,
+			     u32 start_idx, u32 *best_idx,
 			     bool check_device)
 {
 	struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg);
 	struct nfs4_ff_layout_mirror *mirror;
 	struct nfs4_pnfs_ds *ds;
 	bool fail_return = false;
-	int idx;
+	u32 idx;
 
 	/* mirrors are initially sorted by efficiency */
 	for (idx = start_idx; idx < fls->mirror_array_cnt; idx++) {
@@ -766,21 +766,21 @@
 
 static struct nfs4_pnfs_ds *
 ff_layout_choose_any_ds_for_read(struct pnfs_layout_segment *lseg,
-				 int start_idx, int *best_idx)
+				 u32 start_idx, u32 *best_idx)
 {
 	return ff_layout_choose_ds_for_read(lseg, start_idx, best_idx, false);
 }
 
 static struct nfs4_pnfs_ds *
 ff_layout_choose_valid_ds_for_read(struct pnfs_layout_segment *lseg,
-				   int start_idx, int *best_idx)
+				   u32 start_idx, u32 *best_idx)
 {
 	return ff_layout_choose_ds_for_read(lseg, start_idx, best_idx, true);
 }
 
 static struct nfs4_pnfs_ds *
 ff_layout_choose_best_ds_for_read(struct pnfs_layout_segment *lseg,
-				  int start_idx, int *best_idx)
+				  u32 start_idx, u32 *best_idx)
 {
 	struct nfs4_pnfs_ds *ds;
 
@@ -791,7 +791,8 @@
 }
 
 static struct nfs4_pnfs_ds *
-ff_layout_get_ds_for_read(struct nfs_pageio_descriptor *pgio, int *best_idx)
+ff_layout_get_ds_for_read(struct nfs_pageio_descriptor *pgio,
+			  u32 *best_idx)
 {
 	struct pnfs_layout_segment *lseg = pgio->pg_lseg;
 	struct nfs4_pnfs_ds *ds;
@@ -837,7 +838,7 @@
 	struct nfs_pgio_mirror *pgm;
 	struct nfs4_ff_layout_mirror *mirror;
 	struct nfs4_pnfs_ds *ds;
-	int ds_idx;
+	u32 ds_idx, i;
 
 retry:
 	ff_layout_pg_check_layout(pgio, req);
@@ -863,14 +864,14 @@
 		goto retry;
 	}
 
-	mirror = FF_LAYOUT_COMP(pgio->pg_lseg, ds_idx);
+	for (i = 0; i < pgio->pg_mirror_count; i++) {
+		mirror = FF_LAYOUT_COMP(pgio->pg_lseg, i);
+		pgm = &pgio->pg_mirrors[i];
+		pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].rsize;
+	}
 
 	pgio->pg_mirror_idx = ds_idx;
 
-	/* read always uses only one mirror - idx 0 for pgio layer */
-	pgm = &pgio->pg_mirrors[0];
-	pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].rsize;
-
 	if (NFS_SERVER(pgio->pg_inode)->flags &
 			(NFS_MOUNT_SOFT|NFS_MOUNT_SOFTERR))
 		pgio->pg_maxretrans = io_maxretrans;
@@ -894,7 +895,7 @@
 	struct nfs4_ff_layout_mirror *mirror;
 	struct nfs_pgio_mirror *pgm;
 	struct nfs4_pnfs_ds *ds;
-	int i;
+	u32 i;
 
 retry:
 	ff_layout_pg_check_layout(pgio, req);
@@ -1038,7 +1039,7 @@
 static void ff_layout_resend_pnfs_read(struct nfs_pgio_header *hdr)
 {
 	u32 idx = hdr->pgio_mirror_idx + 1;
-	int new_idx = 0;
+	u32 new_idx = 0;
 
 	if (ff_layout_choose_any_ds_for_read(hdr->lseg, idx + 1, &new_idx))
 		ff_layout_send_layouterror(hdr->lseg);
@@ -1075,7 +1076,7 @@
 					   struct nfs4_state *state,
 					   struct nfs_client *clp,
 					   struct pnfs_layout_segment *lseg,
-					   int idx)
+					   u32 idx)
 {
 	struct pnfs_layout_hdr *lo = lseg->pls_layout;
 	struct inode *inode = lo->plh_inode;
@@ -1149,7 +1150,7 @@
 /* Retry all errors through either pNFS or MDS except for -EJUKEBOX */
 static int ff_layout_async_handle_error_v3(struct rpc_task *task,
 					   struct pnfs_layout_segment *lseg,
-					   int idx)
+					   u32 idx)
 {
 	struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
 
@@ -1184,7 +1185,7 @@
 					struct nfs4_state *state,
 					struct nfs_client *clp,
 					struct pnfs_layout_segment *lseg,
-					int idx)
+					u32 idx)
 {
 	int vers = clp->cl_nfs_mod->rpc_vers->number;
 
@@ -1211,7 +1212,7 @@
 }
 
 static void ff_layout_io_track_ds_error(struct pnfs_layout_segment *lseg,
-					int idx, u64 offset, u64 length,
+					u32 idx, u64 offset, u64 length,
 					u32 *op_status, int opnum, int error)
 {
 	struct nfs4_ff_layout_mirror *mirror;
@@ -1809,7 +1810,7 @@
 	loff_t offset = hdr->args.offset;
 	int vers;
 	struct nfs_fh *fh;
-	int idx = hdr->pgio_mirror_idx;
+	u32 idx = hdr->pgio_mirror_idx;
 
 	mirror = FF_LAYOUT_COMP(lseg, idx);
 	ds = nfs4_ff_layout_prepare_ds(lseg, mirror, true);
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 142225f..2b2211d 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -356,7 +356,15 @@
 
 	truncate_pagecache_range(dst_inode, pos_dst,
 				 pos_dst + res->write_res.count);
-
+	spin_lock(&dst_inode->i_lock);
+	NFS_I(dst_inode)->cache_validity |= (NFS_INO_REVAL_PAGECACHE |
+			NFS_INO_REVAL_FORCED | NFS_INO_INVALID_SIZE |
+			NFS_INO_INVALID_ATTR | NFS_INO_INVALID_DATA);
+	spin_unlock(&dst_inode->i_lock);
+	spin_lock(&src_inode->i_lock);
+	NFS_I(src_inode)->cache_validity |= (NFS_INO_REVAL_PAGECACHE |
+			NFS_INO_REVAL_FORCED | NFS_INO_INVALID_ATIME);
+	spin_unlock(&src_inode->i_lock);
 	status = res->write_res.count;
 out:
 	if (args->sync)
diff --git a/fs/pipe.c b/fs/pipe.c
index 60dbee4..117db82 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -106,25 +106,6 @@
 	}
 }
 
-/* Drop the inode semaphore and wait for a pipe event, atomically */
-void pipe_wait(struct pipe_inode_info *pipe)
-{
-	DEFINE_WAIT(rdwait);
-	DEFINE_WAIT(wrwait);
-
-	/*
-	 * Pipes are system-local resources, so sleeping on them
-	 * is considered a noninteractive wait:
-	 */
-	prepare_to_wait(&pipe->rd_wait, &rdwait, TASK_INTERRUPTIBLE);
-	prepare_to_wait(&pipe->wr_wait, &wrwait, TASK_INTERRUPTIBLE);
-	pipe_unlock(pipe);
-	schedule();
-	finish_wait(&pipe->rd_wait, &rdwait);
-	finish_wait(&pipe->wr_wait, &wrwait);
-	pipe_lock(pipe);
-}
-
 static void anon_pipe_buf_release(struct pipe_inode_info *pipe,
 				  struct pipe_buffer *buf)
 {
@@ -1035,12 +1016,52 @@
 	return do_pipe2(fildes, 0);
 }
 
+/*
+ * This is the stupid "wait for pipe to be readable or writable"
+ * model.
+ *
+ * See pipe_read/write() for the proper kind of exclusive wait,
+ * but that requires that we wake up any other readers/writers
+ * if we then do not end up reading everything (ie the whole
+ * "wake_next_reader/writer" logic in pipe_read/write()).
+ */
+void pipe_wait_readable(struct pipe_inode_info *pipe)
+{
+	pipe_unlock(pipe);
+	wait_event_interruptible(pipe->rd_wait, pipe_readable(pipe));
+	pipe_lock(pipe);
+}
+
+void pipe_wait_writable(struct pipe_inode_info *pipe)
+{
+	pipe_unlock(pipe);
+	wait_event_interruptible(pipe->wr_wait, pipe_writable(pipe));
+	pipe_lock(pipe);
+}
+
+/*
+ * This depends on both the wait (here) and the wakeup (wake_up_partner)
+ * holding the pipe lock, so "*cnt" is stable and we know a wakeup cannot
+ * race with the count check and waitqueue prep.
+ *
+ * Normally in order to avoid races, you'd do the prepare_to_wait() first,
+ * then check the condition you're waiting for, and only then sleep. But
+ * because of the pipe lock, we can check the condition before being on
+ * the wait queue.
+ *
+ * We use the 'rd_wait' waitqueue for pipe partner waiting.
+ */
 static int wait_for_partner(struct pipe_inode_info *pipe, unsigned int *cnt)
 {
+	DEFINE_WAIT(rdwait);
 	int cur = *cnt;
 
 	while (cur == *cnt) {
-		pipe_wait(pipe);
+		prepare_to_wait(&pipe->rd_wait, &rdwait, TASK_INTERRUPTIBLE);
+		pipe_unlock(pipe);
+		schedule();
+		finish_wait(&pipe->rd_wait, &rdwait);
+		pipe_lock(pipe);
 		if (signal_pending(current))
 			break;
 	}
@@ -1050,7 +1071,6 @@
 static void wake_up_partner(struct pipe_inode_info *pipe)
 {
 	wake_up_interruptible_all(&pipe->rd_wait);
-	wake_up_interruptible_all(&pipe->wr_wait);
 }
 
 static int fifo_open(struct inode *inode, struct file *filp)
diff --git a/fs/read_write.c b/fs/read_write.c
index 5db58b8..d342818 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -538,6 +538,14 @@
 	inc_syscw(current);
 	return ret;
 }
+/*
+ * This "EXPORT_SYMBOL_GPL()" is more of a "EXPORT_SYMBOL_DONTUSE()",
+ * but autofs is one of the few internal kernel users that actually
+ * wants this _and_ can be built as a module. So we need to export
+ * this symbol for autofs, even though it really isn't appropriate
+ * for any other kernel modules.
+ */
+EXPORT_SYMBOL_GPL(__kernel_write);
 
 ssize_t kernel_write(struct file *file, const void *buf, size_t count,
 			    loff_t *pos)
diff --git a/fs/splice.c b/fs/splice.c
index d7c8a7c..c3d00df 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -563,7 +563,7 @@
 			sd->need_wakeup = false;
 		}
 
-		pipe_wait(pipe);
+		pipe_wait_readable(pipe);
 	}
 
 	return 1;
@@ -1077,7 +1077,7 @@
 			return -EAGAIN;
 		if (signal_pending(current))
 			return -ERESTARTSYS;
-		pipe_wait(pipe);
+		pipe_wait_writable(pipe);
 	}
 }
 
@@ -1454,7 +1454,7 @@
 			ret = -EAGAIN;
 			break;
 		}
-		pipe_wait(pipe);
+		pipe_wait_readable(pipe);
 	}
 
 	pipe_unlock(pipe);
@@ -1493,7 +1493,7 @@
 			ret = -ERESTARTSYS;
 			break;
 		}
-		pipe_wait(pipe);
+		pipe_wait_writable(pipe);
 	}
 
 	pipe_unlock(pipe);
diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index 5940a3c6..a225eff 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -121,7 +121,7 @@
  *
  *****************************************************************************/
 
-/* Method info (in WALK_STATE), containing local variables and argumetns */
+/* Method info (in WALK_STATE), containing local variables and arguments */
 
 #define ACPI_METHOD_NUM_LOCALS          8
 #define ACPI_METHOD_MAX_LOCAL           7
diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h
index 436cd14..2fc624a 100644
--- a/include/acpi/acexcep.h
+++ b/include/acpi/acexcep.h
@@ -40,12 +40,12 @@
 struct acpi_exception_info {
 	char *name;
 
-#ifdef ACPI_HELP_APP
+#if defined (ACPI_HELP_APP) || defined (ACPI_ASL_COMPILER)
 	char *description;
 #endif
 };
 
-#ifdef ACPI_HELP_APP
+#if defined (ACPI_HELP_APP) || defined (ACPI_ASL_COMPILER)
 #define EXCEP_TXT(name,description)     {name, description}
 #else
 #define EXCEP_TXT(name,description)     {name}
diff --git a/include/acpi/acpi_io.h b/include/acpi/acpi_io.h
index 12d8bd3..027faa8 100644
--- a/include/acpi/acpi_io.h
+++ b/include/acpi/acpi_io.h
@@ -21,7 +21,7 @@
 void __ref acpi_os_unmap_iomem(void __iomem *virt, acpi_size size);
 void __iomem *acpi_os_get_iomem(acpi_physical_address phys, unsigned int size);
 
-int acpi_os_map_generic_address(struct acpi_generic_address *addr);
+void __iomem *acpi_os_map_generic_address(struct acpi_generic_address *addr);
 void acpi_os_unmap_generic_address(struct acpi_generic_address *addr);
 
 #endif
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h
index fdebcfc..09eb3bc 100644
--- a/include/acpi/acpi_numa.h
+++ b/include/acpi/acpi_numa.h
@@ -22,5 +22,10 @@
 extern void bad_srat(void);
 extern int srat_disabled(void);
 
+#else				/* CONFIG_ACPI_NUMA */
+static inline int pxm_to_node(int pxm)
+{
+	return 0;
+}
 #endif				/* CONFIG_ACPI_NUMA */
 #endif				/* __ACP_NUMA_H */
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 9dc8166..be7de30 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -12,7 +12,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20200717
+#define ACPI_CA_VERSION                 0x20200925
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index d50e6138..647cb11 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -824,7 +824,7 @@
  *
  * Note: A Data Table region is a special type of operation region
  * that has its own AML opcode. However, internally, the AML
- * interpreter simply creates an operation region with an an address
+ * interpreter simply creates an operation region with an address
  * space type of ACPI_ADR_SPACE_DATA_TABLE.
  */
 #define ACPI_ADR_SPACE_DATA_TABLE       (acpi_adr_space_type) 0x7E	/* Internal to ACPICA only */
diff --git a/include/acpi/acuuid.h b/include/acpi/acuuid.h
index 9e1367b..10e30a5 100644
--- a/include/acpi/acuuid.h
+++ b/include/acpi/acuuid.h
@@ -27,6 +27,10 @@
 #define UUID_PCI_HOST_BRIDGE            "33db4d5b-1ff7-401c-9657-7441c03dd766"
 #define UUID_I2C_DEVICE                 "3cdff6f7-4267-4555-ad05-b30a3d8938de"
 #define UUID_POWER_BUTTON               "dfbcf3c5-e7a5-44e6-9c1f-29c76f6e059c"
+#define UUID_MEMORY_DEVICE              "03b19910-f473-11dd-87af-0800200c9a66"
+#define UUID_GENERIC_BUTTONS_DEVICE     "fa6bd625-9ce8-470d-a2c7-b3ca36c4282e"
+#define UUID_NVDIMM_ROOT_DEVICE         "2f10e7a4-9e91-11e4-89d3-123b93f75cba"
+#define UUID_CONTROL_METHOD_BATTERY     "f18fc78b-0f15-4978-b793-53f833a1d35b"
 
 /* Interfaces */
 
@@ -56,5 +60,8 @@
 #define UUID_BATTERY_THERMAL_LIMIT      "4c2067e3-887d-475c-9720-4af1d3ed602e"
 #define UUID_THERMAL_EXTENSIONS         "14d399cd-7a27-4b18-8fb4-7cb7b9f4e500"
 #define UUID_DEVICE_PROPERTIES          "daffd814-6eba-4d8c-8a91-bc9bbf4aa301"
+#define UUID_DEVICE_GRAPHS              "ab02a46b-74c7-45a2-bd68-f7d344ef2153"
+#define UUID_HIERARCHICAL_DATA_EXTENSION "dbb8e3e6-5886-4ba6-8795-1319f52a966b"
+#define UUID_CORESIGHT_GRAPH            "3ecbc8b6-1d0e-4fb3-8107-e627f805c6cd"
 
 #endif				/* __ACUUID_H__ */
diff --git a/include/acpi/battery.h b/include/acpi/battery.h
index 5d8f5d9..b8d56b7 100644
--- a/include/acpi/battery.h
+++ b/include/acpi/battery.h
@@ -2,6 +2,8 @@
 #ifndef __ACPI_BATTERY_H
 #define __ACPI_BATTERY_H
 
+#include <linux/power_supply.h>
+
 #define ACPI_BATTERY_CLASS "battery"
 
 #define ACPI_BATTERY_NOTIFY_STATUS	0x80
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 987e2af..72f52a1 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -118,6 +118,10 @@
 
 #define USE_NATIVE_ALLOCATE_ZEROED
 
+/* Use logical addresses for accessing GPE registers in system memory */
+
+#define ACPI_GPE_USE_LOGICAL_ADDRESSES
+
 /*
  * Overrides for in-kernel ACPICA
  */
@@ -190,7 +194,8 @@
 
 #if defined(__ia64__)    || (defined(__x86_64__) && !defined(__ILP32__)) ||\
 	defined(__aarch64__) || defined(__PPC64__) ||\
-	defined(__s390x__)
+	defined(__s390x__) ||\
+	(defined(__riscv) && (defined(__LP64__) || defined(_LP64)))
 #define ACPI_MACHINE_WIDTH          64
 #define COMPILER_DEPENDENT_INT64    long
 #define COMPILER_DEPENDENT_UINT64   unsigned long
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 1e4cdc6..d02179b 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -420,28 +420,27 @@
 int acpi_get_node(acpi_handle handle);
 
 /**
- * acpi_map_pxm_to_online_node - Map proximity ID to online node
+ * pxm_to_online_node - Map proximity ID to online node
  * @pxm: ACPI proximity ID
  *
- * This is similar to acpi_map_pxm_to_node(), but always returns an online
+ * This is similar to pxm_to_node(), but always returns an online
  * node.  When the mapped node from a given proximity ID is offline, it
  * looks up the node distance table and returns the nearest online node.
  *
  * ACPI device drivers, which are called after the NUMA initialization has
  * completed in the kernel, can call this interface to obtain their device
  * NUMA topology from ACPI tables.  Such drivers do not have to deal with
- * offline nodes.  A node may be offline when a device proximity ID is
- * unique, SRAT memory entry does not exist, or NUMA is disabled, ex.
- * "numa=off" on x86.
+ * offline nodes.  A node may be offline when SRAT memory entry does not exist,
+ * or NUMA is disabled, ex. "numa=off" on x86.
  */
-static inline int acpi_map_pxm_to_online_node(int pxm)
+static inline int pxm_to_online_node(int pxm)
 {
-	int node = acpi_map_pxm_to_node(pxm);
+	int node = pxm_to_node(pxm);
 
 	return numa_map_to_online_node(node);
 }
 #else
-static inline int acpi_map_pxm_to_online_node(int pxm)
+static inline int pxm_to_online_node(int pxm)
 {
 	return 0;
 }
@@ -546,6 +545,7 @@
 #define OSC_SB_PCLPI_SUPPORT			0x00000080
 #define OSC_SB_OSLPI_SUPPORT			0x00000100
 #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT		0x00001000
+#define OSC_SB_GENERIC_INITIATOR_SUPPORT	0x00002000
 
 extern bool osc_sb_apei_support_acked;
 extern bool osc_pc_lpi_support_confirmed;
@@ -865,7 +865,7 @@
 
 static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle,
 						   const guid_t *guid,
-						   int rev, int func,
+						   u64 rev, u64 func,
 						   union acpi_object *argv4)
 {
 	return NULL;
@@ -958,7 +958,7 @@
 acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
 					   u32 val_a, u32 val_b);
 
-#ifdef CONFIG_X86
+#ifndef CONFIG_IA64
 void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
 #else
 static inline void arch_reserve_mem_area(acpi_physical_address addr,
@@ -977,8 +977,6 @@
 int acpi_subsys_runtime_resume(struct device *dev);
 int acpi_dev_pm_attach(struct device *dev, bool power_on);
 #else
-static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
-static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
 static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
 static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
 static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
@@ -1216,13 +1214,6 @@
 	return -ENXIO;
 }
 
-static inline int acpi_dev_prop_get(const struct acpi_device *adev,
-				    const char *propname,
-				    void **valptr)
-{
-	return -ENXIO;
-}
-
 static inline int acpi_dev_prop_read_single(const struct acpi_device *adev,
 					    const char *propname,
 					    enum dev_prop_type proptype,
diff --git a/include/linux/memstick.h b/include/linux/memstick.h
index da4c65f..ebf73d4 100644
--- a/include/linux/memstick.h
+++ b/include/linux/memstick.h
@@ -281,6 +281,7 @@
 
 	struct memstick_dev *card;
 	unsigned int        retries;
+	bool removing;
 
 	/* Notify the host that some requests are pending. */
 	void                (*request)(struct memstick_host *host);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 9408f32..69cb46f 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1611,8 +1611,8 @@
 	__u64			mds_offset;	/* Filelayout dense stripe */
 	struct nfs_page_array	page_array;
 	struct nfs_client	*ds_clp;	/* pNFS data server */
-	int			ds_commit_idx;	/* ds index if ds_clp is set */
-	int			pgio_mirror_idx;/* mirror index in pgio layer */
+	u32			ds_commit_idx;	/* ds index if ds_clp is set */
+	u32			pgio_mirror_idx;/* mirror index in pgio layer */
 };
 
 struct nfs_mds_commit_info {
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index 27e7fa3..3334ce0 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -399,6 +399,7 @@
 #endif
 	N_MEMORY,		/* The node has memory(regular, high, movable) */
 	N_CPU,		/* The node has one or more cpus */
+	N_GENERIC_INITIATOR,	/* The node has one or more Generic Initiators */
 	NR_NODE_STATES
 };
 
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 50afd0d..5d2705f 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -240,8 +240,9 @@
 extern unsigned long pipe_user_pages_hard;
 extern unsigned long pipe_user_pages_soft;
 
-/* Drop the inode semaphore and wait for a pipe event, atomically */
-void pipe_wait(struct pipe_inode_info *pipe);
+/* Wait for a pipe to be readable/writable while dropping the pipe lock */
+void pipe_wait_readable(struct pipe_inode_info *);
+void pipe_wait_writable(struct pipe_inode_info *);
 
 struct pipe_inode_info *alloc_pipe_info(void);
 void free_pipe_info(struct pipe_inode_info *);
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 91220ac..7557c10 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -312,6 +312,11 @@
 static inline void __mod_node_page_state(struct pglist_data *pgdat,
 			enum node_stat_item item, int delta)
 {
+	if (vmstat_item_in_bytes(item)) {
+		VM_WARN_ON_ONCE(delta & (PAGE_SIZE - 1));
+		delta >>= PAGE_SHIFT;
+	}
+
 	node_page_state_add(delta, pgdat, item);
 }
 
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 603255f..5414539 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -6993,16 +6993,14 @@
 {
 	int bit;
 
-	if ((op->flags & FTRACE_OPS_FL_RCU) && !rcu_is_watching())
-		return;
-
 	bit = trace_test_and_set_recursion(TRACE_LIST_START, TRACE_LIST_MAX);
 	if (bit < 0)
 		return;
 
 	preempt_disable_notrace();
 
-	op->func(ip, parent_ip, op, regs);
+	if (!(op->flags & FTRACE_OPS_FL_RCU) || rcu_is_watching())
+		op->func(ip, parent_ip, op, regs);
 
 	preempt_enable_notrace();
 	trace_clear_recursion(bit);
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 2a7c263..d3e5de7 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3546,13 +3546,15 @@
 	if (iter->ent && iter->ent != iter->temp) {
 		if ((!iter->temp || iter->temp_size < iter->ent_size) &&
 		    !WARN_ON_ONCE(iter->temp == static_temp_buf)) {
-			kfree(iter->temp);
-			iter->temp = kmalloc(iter->ent_size, GFP_KERNEL);
-			if (!iter->temp)
+			void *temp;
+			temp = kmalloc(iter->ent_size, GFP_KERNEL);
+			if (!temp)
 				return NULL;
+			kfree(iter->temp);
+			iter->temp = temp;
+			iter->temp_size = iter->ent_size;
 		}
 		memcpy(iter->temp, iter->ent, iter->ent_size);
-		iter->temp_size = iter->ent_size;
 		iter->ent = iter->temp;
 	}
 	entry = __find_next_entry(iter, ent_cpu, NULL, ent_ts);
diff --git a/lib/random32.c b/lib/random32.c
index 9323453..dfb9981 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -49,7 +49,7 @@
 }
 #endif
 
-DEFINE_PER_CPU(struct rnd_state, net_rand_state);
+DEFINE_PER_CPU(struct rnd_state, net_rand_state)  __latent_entropy;
 
 /**
  *	prandom_u32_state - seeded pseudo-random number generator.
diff --git a/mm/filemap.c b/mm/filemap.c
index 5202e38..99c49ee 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2365,7 +2365,11 @@
 		}
 
 		if (!PageUptodate(page)) {
-			error = lock_page_killable(page);
+			if (iocb->ki_flags & IOCB_WAITQ)
+				error = lock_page_async(page, iocb->ki_waitq);
+			else
+				error = lock_page_killable(page);
+
 			if (unlikely(error))
 				goto readpage_error;
 			if (!PageUptodate(page)) {
diff --git a/mm/gup.c b/mm/gup.c
index dfe781d..e869c63 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1256,7 +1256,7 @@
 	}
 
 	if (flags & FOLL_PIN)
-		atomic_set(&current->mm->has_pinned, 1);
+		atomic_set(&mm->has_pinned, 1);
 
 	/*
 	 * FOLL_PIN and FOLL_GET are mutually exclusive. Traditional behavior
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5661fa1..6866533 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3367,9 +3367,16 @@
 	struct page *page;
 
 	if (likely(order == 0)) {
-		page = rmqueue_pcplist(preferred_zone, zone, gfp_flags,
+		/*
+		 * MIGRATE_MOVABLE pcplist could have the pages on CMA area and
+		 * we need to skip it when CMA area isn't allowed.
+		 */
+		if (!IS_ENABLED(CONFIG_CMA) || alloc_flags & ALLOC_CMA ||
+				migratetype != MIGRATE_MOVABLE) {
+			page = rmqueue_pcplist(preferred_zone, zone, gfp_flags,
 					migratetype, alloc_flags);
-		goto out;
+			goto out;
+		}
 	}
 
 	/*
@@ -3381,7 +3388,13 @@
 
 	do {
 		page = NULL;
-		if (alloc_flags & ALLOC_HARDER) {
+		/*
+		 * order-0 request can reach here when the pcplist is skipped
+		 * due to non-CMA allocation context. HIGHATOMIC area is
+		 * reserved for high-order atomic allocation, so order-0
+		 * request should skip it.
+		 */
+		if (order > 0 && alloc_flags & ALLOC_HARDER) {
 			page = __rmqueue_smallest(zone, order, MIGRATE_HIGHATOMIC);
 			if (page)
 				trace_mm_page_alloc_zone_locked(page, order, migratetype);
diff --git a/mm/slub.c b/mm/slub.c
index d4177ae..6d35740 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1413,10 +1413,6 @@
 	char *next_block;
 	slab_flags_t block_flags;
 
-	/* If slub_debug = 0, it folds into the if conditional. */
-	if (!slub_debug_string)
-		return flags | slub_debug;
-
 	len = strlen(name);
 	next_block = slub_debug_string;
 	/* Go through all blocks of debug options, see if any matches our slab's name */
@@ -1450,7 +1446,7 @@
 		}
 	}
 
-	return slub_debug;
+	return flags | slub_debug;
 }
 #else /* !CONFIG_SLUB_DEBUG */
 static inline void setup_object_debug(struct kmem_cache *s,
diff --git a/scripts/dtc/Makefile b/scripts/dtc/Makefile
index a698ece..4852bf4 100644
--- a/scripts/dtc/Makefile
+++ b/scripts/dtc/Makefile
@@ -9,7 +9,7 @@
 dtc-objs	+= dtc-lexer.lex.o dtc-parser.tab.o
 
 # Source files need to get at the userspace version of libfdt_env.h to compile
-HOST_EXTRACFLAGS := -I $(srctree)/$(src)/libfdt
+HOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt
 
 ifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),)
 ifneq ($(CHECK_DT_BINDING)$(CHECK_DTBS),)
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index f253681..feb2efa 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -589,7 +589,7 @@
 expresion||expression
 exprimental||experimental
 extened||extended
-exteneded||extended||extended
+exteneded||extended
 extensability||extensibility
 extention||extension
 extenstion||extension
diff --git a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
index dd38c2b..11c5046 100644
--- a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
+++ b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
@@ -110,7 +110,7 @@
  *
  * RETURN:      Status; Converted from errno.
  *
- * DESCRIPTION: Get last errno and conver it to acpi_status.
+ * DESCRIPTION: Get last errno and convert it to acpi_status.
  *
  *****************************************************************************/