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SubjectRe: Linux 4.17.5
diff --git a/Makefile b/Makefile
index 1d740dbe676d..e4ddbad49636 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 17
-SUBLEVEL = 4
+SUBLEVEL = 5
EXTRAVERSION =
NAME = Merciless Moray

diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index ae7b3f107893..5185300cc11f 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -96,7 +96,7 @@
clocks = <&clks IMX6Q_CLK_ECSPI5>,
<&clks IMX6Q_CLK_ECSPI5>;
clock-names = "ipg", "per";
- dmas = <&sdma 11 7 1>, <&sdma 12 7 2>;
+ dmas = <&sdma 11 8 1>, <&sdma 12 8 2>;
dma-names = "rx", "tx";
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
index 0cfd701809de..a1b31013ab6e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
@@ -189,3 +189,10 @@
&usb0 {
status = "okay";
};
+
+&usb2_phy0 {
+ /*
+ * HDMI_5V is also used as supply for the USB VBUS.
+ */
+ phy-supply = <&hdmi_5v>;
+};
diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h
index 263c142a6a6c..f65e9e1cea4c 100644
--- a/arch/x86/include/asm/pgalloc.h
+++ b/arch/x86/include/asm/pgalloc.h
@@ -184,6 +184,9 @@ static inline p4d_t *p4d_alloc_one(struct mm_struct *mm, unsigned long addr)

static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d)
{
+ if (!pgtable_l5_enabled)
+ return;
+
BUG_ON((unsigned long)p4d & (PAGE_SIZE-1));
free_page((unsigned long)p4d);
}
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 7ca41bf023c9..8df9abfa947b 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -45,6 +45,8 @@
#include <linux/uaccess.h>
#include <linux/io-64-nonatomic-lo-hi.h>

+#include "acpica/accommon.h"
+#include "acpica/acnamesp.h"
#include "internal.h"

#define _COMPONENT ACPI_OS_SERVICES
@@ -1490,6 +1492,76 @@ int acpi_check_region(resource_size_t start, resource_size_t n,
}
EXPORT_SYMBOL(acpi_check_region);

+static acpi_status acpi_deactivate_mem_region(acpi_handle handle, u32 level,
+ void *_res, void **return_value)
+{
+ struct acpi_mem_space_context **mem_ctx;
+ union acpi_operand_object *handler_obj;
+ union acpi_operand_object *region_obj2;
+ union acpi_operand_object *region_obj;
+ struct resource *res = _res;
+ acpi_status status;
+
+ region_obj = acpi_ns_get_attached_object(handle);
+ if (!region_obj)
+ return AE_OK;
+
+ handler_obj = region_obj->region.handler;
+ if (!handler_obj)
+ return AE_OK;
+
+ if (region_obj->region.space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY)
+ return AE_OK;
+
+ if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE))
+ return AE_OK;
+
+ region_obj2 = acpi_ns_get_secondary_object(region_obj);
+ if (!region_obj2)
+ return AE_OK;
+
+ mem_ctx = (void *)&region_obj2->extra.region_context;
+
+ if (!(mem_ctx[0]->address >= res->start &&
+ mem_ctx[0]->address < res->end))
+ return AE_OK;
+
+ status = handler_obj->address_space.setup(region_obj,
+ ACPI_REGION_DEACTIVATE,
+ NULL, (void **)mem_ctx);
+ if (ACPI_SUCCESS(status))
+ region_obj->region.flags &= ~(AOPOBJ_SETUP_COMPLETE);
+
+ return status;
+}
+
+/**
+ * acpi_release_memory - Release any mappings done to a memory region
+ * @handle: Handle to namespace node
+ * @res: Memory resource
+ * @level: A level that terminates the search
+ *
+ * Walks through @handle and unmaps all SystemMemory Operation Regions that
+ * overlap with @res and that have already been activated (mapped).
+ *
+ * This is a helper that allows drivers to place special requirements on memory
+ * region that may overlap with operation regions, primarily allowing them to
+ * safely map the region as non-cached memory.
+ *
+ * The unmapped Operation Regions will be automatically remapped next time they
+ * are called, so the drivers do not need to do anything else.
+ */
+acpi_status acpi_release_memory(acpi_handle handle, struct resource *res,
+ u32 level)
+{
+ if (!(res->flags & IORESOURCE_MEM))
+ return AE_TYPE;
+
+ return acpi_walk_namespace(ACPI_TYPE_REGION, handle, level,
+ acpi_deactivate_mem_region, NULL, res, NULL);
+}
+EXPORT_SYMBOL_GPL(acpi_release_memory);
+
/*
* Let drivers know whether the resource checks are effective
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 34af664b9f93..6fcc537d7779 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2080,10 +2080,18 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
switch (asic_type) {
#if defined(CONFIG_DRM_AMD_DC)
case CHIP_BONAIRE:
- case CHIP_HAWAII:
case CHIP_KAVERI:
case CHIP_KABINI:
case CHIP_MULLINS:
+ /*
+ * We have systems in the wild with these ASICs that require
+ * LVDS and VGA support which is not supported with DC.
+ *
+ * Fallback to the non-DC driver here by default so as not to
+ * cause regressions.
+ */
+ return amdgpu_dc > 0;
+ case CHIP_HAWAII:
case CHIP_CARRIZO:
case CHIP_STONEY:
case CHIP_POLARIS11:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 6d08cde8443c..b52f26e7db98 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -749,8 +749,7 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
domain = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type);
if (domain == AMDGPU_GEM_DOMAIN_VRAM) {
adev->vram_pin_size += amdgpu_bo_size(bo);
- if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
- adev->invisible_pin_size += amdgpu_bo_size(bo);
+ adev->invisible_pin_size += amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (domain == AMDGPU_GEM_DOMAIN_GTT) {
adev->gart_pin_size += amdgpu_bo_size(bo);
}
@@ -777,25 +776,22 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo)
bo->pin_count--;
if (bo->pin_count)
return 0;
- for (i = 0; i < bo->placement.num_placement; i++) {
- bo->placements[i].lpfn = 0;
- bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
- }
- r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
- if (unlikely(r)) {
- dev_err(adev->dev, "%p validate failed for unpin\n", bo);
- goto error;
- }

if (bo->tbo.mem.mem_type == TTM_PL_VRAM) {
adev->vram_pin_size -= amdgpu_bo_size(bo);
- if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
- adev->invisible_pin_size -= amdgpu_bo_size(bo);
+ adev->invisible_pin_size -= amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (bo->tbo.mem.mem_type == TTM_PL_TT) {
adev->gart_pin_size -= amdgpu_bo_size(bo);
}

-error:
+ for (i = 0; i < bo->placement.num_placement; i++) {
+ bo->placements[i].lpfn = 0;
+ bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
+ }
+ r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+ if (unlikely(r))
+ dev_err(adev->dev, "%p validate failed for unpin\n", bo);
+
return r;
}

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index 6ea7de863041..379e9ff173f1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -73,6 +73,7 @@ bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem);
uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man);
int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man);

+u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo);
uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man);
uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man);

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 58e495330b38..87e89cc12397 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -84,6 +84,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
}

hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
+ adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index da55a78d7380..11aa36aa304b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1442,7 +1442,9 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
uint64_t count;

max_entries = min(max_entries, 16ull * 1024ull);
- for (count = 1; count < max_entries; ++count) {
+ for (count = 1;
+ count < max_entries / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
+ ++count) {
uint64_t idx = pfn + count;

if (pages_addr[idx] !=
@@ -1455,7 +1457,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
dma_addr = pages_addr;
} else {
addr = pages_addr[pfn];
- max_entries = count;
+ max_entries = count * (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
}

} else if (flags & AMDGPU_PTE_VALID) {
@@ -1470,7 +1472,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
if (r)
return r;

- pfn += last - start + 1;
+ pfn += (last - start + 1) / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
if (nodes && nodes->size == pfn) {
pfn = 0;
++nodes;
@@ -2112,7 +2114,8 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
before->last = saddr - 1;
before->offset = tmp->offset;
before->flags = tmp->flags;
- list_add(&before->list, &tmp->list);
+ before->bo_va = tmp->bo_va;
+ list_add(&before->list, &tmp->bo_va->invalids);
}

/* Remember mapping split at the end */
@@ -2122,7 +2125,8 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
after->offset = tmp->offset;
after->offset += after->start - tmp->start;
after->flags = tmp->flags;
- list_add(&after->list, &tmp->list);
+ after->bo_va = tmp->bo_va;
+ list_add(&after->list, &tmp->bo_va->invalids);
}

list_del(&tmp->list);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 9aca653bec07..b6333f92ba45 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -96,6 +96,38 @@ static u64 amdgpu_vram_mgr_vis_size(struct amdgpu_device *adev,
adev->gmc.visible_vram_size : end) - start;
}

+/**
+ * amdgpu_vram_mgr_bo_invisible_size - CPU invisible BO size
+ *
+ * @bo: &amdgpu_bo buffer object (must be in VRAM)
+ *
+ * Returns:
+ * How much of the given &amdgpu_bo buffer object lies in CPU invisible VRAM.
+ */
+u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo)
+{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ struct ttm_mem_reg *mem = &bo->tbo.mem;
+ struct drm_mm_node *nodes = mem->mm_node;
+ unsigned pages = mem->num_pages;
+ u64 usage = 0;
+
+ if (adev->gmc.visible_vram_size == adev->gmc.real_vram_size)
+ return 0;
+
+ if (mem->start >= adev->gmc.visible_vram_size >> PAGE_SHIFT)
+ return amdgpu_bo_size(bo);
+
+ while (nodes && pages) {
+ usage += nodes->size << PAGE_SHIFT;
+ usage -= amdgpu_vram_mgr_vis_size(adev, nodes);
+ pages -= nodes->size;
+ ++nodes;
+ }
+
+ return usage;
+}
+
/**
* amdgpu_vram_mgr_new - allocate new ranges
*
@@ -135,7 +167,8 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man,
num_nodes = DIV_ROUND_UP(mem->num_pages, pages_per_node);
}

- nodes = kcalloc(num_nodes, sizeof(*nodes), GFP_KERNEL);
+ nodes = kvmalloc_array(num_nodes, sizeof(*nodes),
+ GFP_KERNEL | __GFP_ZERO);
if (!nodes)
return -ENOMEM;

@@ -190,7 +223,7 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man,
drm_mm_remove_node(&nodes[i]);
spin_unlock(&mgr->lock);

- kfree(nodes);
+ kvfree(nodes);
return r == -ENOSPC ? 0 : r;
}

@@ -229,7 +262,7 @@ static void amdgpu_vram_mgr_del(struct ttm_mem_type_manager *man,
atomic64_sub(usage, &mgr->usage);
atomic64_sub(vis_usage, &mgr->vis_usage);

- kfree(mem->mm_node);
+ kvfree(mem->mm_node);
mem->mm_node = NULL;
}

diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 428d1928e44e..ac9617269a2f 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -467,8 +467,8 @@ static int vce_v3_0_hw_init(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;

vce_v3_0_override_vce_clock_gating(adev, true);
- if (!(adev->flags & AMD_IS_APU))
- amdgpu_asic_set_vce_clocks(adev, 10000, 10000);
+
+ amdgpu_asic_set_vce_clocks(adev, 10000, 10000);

for (i = 0; i < adev->vce.num_rings; i++)
adev->vce.ring[i].ready = false;
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 126f1276d347..9ae350dad235 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -728,33 +728,59 @@ static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
return r;

tmp = RREG32_SMC(cntl_reg);
- tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
- CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
+
+ if (adev->flags & AMD_IS_APU)
+ tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
+ else
+ tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
+ CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
tmp |= dividers.post_divider;
WREG32_SMC(cntl_reg, tmp);

for (i = 0; i < 100; i++) {
- if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
- break;
+ tmp = RREG32_SMC(status_reg);
+ if (adev->flags & AMD_IS_APU) {
+ if (tmp & 0x10000)
+ break;
+ } else {
+ if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
+ break;
+ }
mdelay(10);
}
if (i == 100)
return -ETIMEDOUT;
-
return 0;
}

+#define ixGNB_CLK1_DFS_CNTL 0xD82200F0
+#define ixGNB_CLK1_STATUS 0xD822010C
+#define ixGNB_CLK2_DFS_CNTL 0xD8220110
+#define ixGNB_CLK2_STATUS 0xD822012C
+#define ixGNB_CLK3_DFS_CNTL 0xD8220130
+#define ixGNB_CLK3_STATUS 0xD822014C
+
static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
{
int r;

- r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
- if (r)
- return r;
+ if (adev->flags & AMD_IS_APU) {
+ r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
+ if (r)
+ return r;

- r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
- if (r)
- return r;
+ r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
+ if (r)
+ return r;
+ } else {
+ r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
+ if (r)
+ return r;
+
+ r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
+ if (r)
+ return r;
+ }

return 0;
}
@@ -764,6 +790,22 @@ static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
int r, i;
struct atom_clock_dividers dividers;
u32 tmp;
+ u32 reg_ctrl;
+ u32 reg_status;
+ u32 status_mask;
+ u32 reg_mask;
+
+ if (adev->flags & AMD_IS_APU) {
+ reg_ctrl = ixGNB_CLK3_DFS_CNTL;
+ reg_status = ixGNB_CLK3_STATUS;
+ status_mask = 0x00010000;
+ reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
+ } else {
+ reg_ctrl = ixCG_ECLK_CNTL;
+ reg_status = ixCG_ECLK_STATUS;
+ status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
+ reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
+ }

r = amdgpu_atombios_get_clock_dividers(adev,
COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
@@ -772,24 +814,25 @@ static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
return r;

for (i = 0; i < 100; i++) {
- if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
+ if (RREG32_SMC(reg_status) & status_mask)
break;
mdelay(10);
}
+
if (i == 100)
return -ETIMEDOUT;

- tmp = RREG32_SMC(ixCG_ECLK_CNTL);
- tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK |
- CG_ECLK_CNTL__ECLK_DIVIDER_MASK);
+ tmp = RREG32_SMC(reg_ctrl);
+ tmp &= ~reg_mask;
tmp |= dividers.post_divider;
- WREG32_SMC(ixCG_ECLK_CNTL, tmp);
+ WREG32_SMC(reg_ctrl, tmp);

for (i = 0; i < 100; i++) {
- if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
+ if (RREG32_SMC(reg_status) & status_mask)
break;
mdelay(10);
}
+
if (i == 100)
return -ETIMEDOUT;

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 27579443cdc5..79afffa00772 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -46,6 +46,7 @@
#include <linux/moduleparam.h>
#include <linux/version.h>
#include <linux/types.h>
+#include <linux/pm_runtime.h>

#include <drm/drmP.h>
#include <drm/drm_atomic.h>
@@ -927,6 +928,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector)
drm_mode_connector_update_edid_property(connector, NULL);
aconnector->num_modes = 0;
aconnector->dc_sink = NULL;
+ aconnector->edid = NULL;
}

mutex_unlock(&dev->mode_config.mutex);
@@ -3965,10 +3967,11 @@ static void amdgpu_dm_do_flip(struct drm_crtc *crtc,
if (acrtc->base.state->event)
prepare_flip_isr(acrtc);

+ spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+
surface_updates->surface = dc_stream_get_status(acrtc_state->stream)->plane_states[0];
surface_updates->flip_addr = &addr;

-
dc_commit_updates_for_stream(adev->dm.dc,
surface_updates,
1,
@@ -3981,9 +3984,6 @@ static void amdgpu_dm_do_flip(struct drm_crtc *crtc,
__func__,
addr.address.grph.addr.high_part,
addr.address.grph.addr.low_part);
-
-
- spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
}

static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
@@ -4149,6 +4149,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
struct drm_connector *connector;
struct drm_connector_state *old_con_state, *new_con_state;
struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
+ int crtc_disable_count = 0;

drm_atomic_helper_update_legacy_modeset_state(dev, state);

@@ -4211,6 +4212,8 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
if (dm_old_crtc_state->stream)
remove_stream(adev, acrtc, dm_old_crtc_state->stream);

+ pm_runtime_get_noresume(dev->dev);
+
acrtc->enabled = true;
acrtc->hw_mode = new_crtc_state->mode;
crtc->hwmode = new_crtc_state->mode;
@@ -4348,6 +4351,9 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
bool modeset_needed;

+ if (old_crtc_state->active && !new_crtc_state->active)
+ crtc_disable_count++;
+
dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);
modeset_needed = modeset_required(
@@ -4396,6 +4402,14 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
drm_atomic_helper_wait_for_flip_done(dev, state);

drm_atomic_helper_cleanup_planes(dev, state);
+
+ /* Finally, drop a runtime PM reference for each newly disabled CRTC,
+ * so we can put the GPU into runtime suspend if we're not driving any
+ * displays anymore
+ */
+ for (i = 0; i < crtc_disable_count; i++)
+ pm_runtime_put_autosuspend(dev->dev);
+ pm_runtime_mark_last_busy(dev->dev);
}


diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index e18800ed7cd1..7b8191eae68a 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -875,7 +875,7 @@ static int atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane,
drm_object_attach_property(&plane->base.base,
props->alpha, 255);

- if (desc->layout.xstride && desc->layout.pstride) {
+ if (desc->layout.xstride[0] && desc->layout.pstride[0]) {
int ret;

ret = drm_plane_create_rotation_property(&plane->base,
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 633c18785c1e..b25cc5aa8fbe 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1862,9 +1862,17 @@ static void i9xx_pipestat_irq_ack(struct drm_i915_private *dev_priv,

/*
* Clear the PIPE*STAT regs before the IIR
+ *
+ * Toggle the enable bits to make sure we get an
+ * edge in the ISR pipe event bit if we don't clear
+ * all the enabled status bits. Otherwise the edge
+ * triggered IIR on i965/g4x wouldn't notice that
+ * an interrupt is still pending.
*/
- if (pipe_stats[pipe])
- I915_WRITE(reg, enable_mask | pipe_stats[pipe]);
+ if (pipe_stats[pipe]) {
+ I915_WRITE(reg, pipe_stats[pipe]);
+ I915_WRITE(reg, enable_mask);
+ }
}
spin_unlock(&dev_priv->irq_lock);
}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 8a69a9275e28..29dc0a57e466 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2565,12 +2565,17 @@ enum i915_power_well_id {
#define _3D_CHICKEN _MMIO(0x2084)
#define _3D_CHICKEN_HIZ_PLANE_DISABLE_MSAA_4X_SNB (1 << 10)
#define _3D_CHICKEN2 _MMIO(0x208c)
+
+#define FF_SLICE_CHICKEN _MMIO(0x2088)
+#define FF_SLICE_CHICKEN_CL_PROVOKING_VERTEX_FIX (1 << 1)
+
/* Disables pipelining of read flushes past the SF-WIZ interface.
* Required on all Ironlake steppings according to the B-Spec, but the
* particular danger of not doing so is not specified.
*/
# define _3D_CHICKEN2_WM_READ_PIPELINED (1 << 14)
#define _3D_CHICKEN3 _MMIO(0x2090)
+#define _3D_CHICKEN_SF_PROVOKING_VERTEX_FIX (1 << 12)
#define _3D_CHICKEN_SF_DISABLE_OBJEND_CULL (1 << 10)
#define _3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE (1 << 5)
#define _3D_CHICKEN3_SF_DISABLE_FASTCLIP_CULL (1 << 5)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index c0a8805b277f..d26827c44fb0 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -304,6 +304,9 @@ intel_crt_mode_valid(struct drm_connector *connector,
int max_dotclk = dev_priv->max_dotclk_freq;
int max_clock;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
if (mode->clock < 25000)
return MODE_CLOCK_LOW;

@@ -337,6 +340,12 @@ static bool intel_crt_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config,
struct drm_connector_state *conn_state)
{
+ struct drm_display_mode *adjusted_mode =
+ &pipe_config->base.adjusted_mode;
+
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
return true;
}

@@ -344,6 +353,12 @@ static bool pch_crt_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config,
struct drm_connector_state *conn_state)
{
+ struct drm_display_mode *adjusted_mode =
+ &pipe_config->base.adjusted_mode;
+
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
pipe_config->has_pch_encoder = true;

return true;
@@ -354,6 +369,11 @@ static bool hsw_crt_compute_config(struct intel_encoder *encoder,
struct drm_connector_state *conn_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ struct drm_display_mode *adjusted_mode =
+ &pipe_config->base.adjusted_mode;
+
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;

pipe_config->has_pch_encoder = true;

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 8c2d778560f0..1d14ebc7480d 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -2205,7 +2205,8 @@ static void intel_ddi_pre_enable_dp(struct intel_encoder *encoder,
intel_prepare_dp_ddi_buffers(encoder, crtc_state);

intel_ddi_init_dp_buf_reg(encoder);
- intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
+ if (!is_mst)
+ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
intel_dp_start_link_train(intel_dp);
if (port != PORT_A || INTEL_GEN(dev_priv) >= 9)
intel_dp_stop_link_train(intel_dp);
@@ -2303,12 +2304,15 @@ static void intel_ddi_post_disable_dp(struct intel_encoder *encoder,
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base);
struct intel_dp *intel_dp = &dig_port->dp;
+ bool is_mst = intel_crtc_has_type(old_crtc_state,
+ INTEL_OUTPUT_DP_MST);

/*
* Power down sink before disabling the port, otherwise we end
* up getting interrupts from the sink on detecting link loss.
*/
- intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
+ if (!is_mst)
+ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);

intel_disable_ddi_buf(encoder);

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 56004ffbd8bb..84011e08adc3 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -14211,12 +14211,22 @@ static enum drm_mode_status
intel_mode_valid(struct drm_device *dev,
const struct drm_display_mode *mode)
{
+ /*
+ * Can't reject DBLSCAN here because Xorg ddxen can add piles
+ * of DBLSCAN modes to the output's mode list when they detect
+ * the scaling mode property on the connector. And they don't
+ * ask the kernel to validate those modes in any way until
+ * modeset time at which point the client gets a protocol error.
+ * So in order to not upset those clients we silently ignore the
+ * DBLSCAN flag on such connectors. For other connectors we will
+ * reject modes with the DBLSCAN flag in encoder->compute_config().
+ * And we always reject DBLSCAN modes in connector->mode_valid()
+ * as we never want such modes on the connector's mode list.
+ */
+
if (mode->vscan > 1)
return MODE_NO_VSCAN;

- if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
- return MODE_NO_DBLESCAN;
-
if (mode->flags & DRM_MODE_FLAG_HSKEW)
return MODE_H_ILLEGAL;

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b7b4cfdeb974..cd6e87756509 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -423,6 +423,9 @@ intel_dp_mode_valid(struct drm_connector *connector,
int max_rate, mode_rate, max_lanes, max_link_clock;
int max_dotclk;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
max_dotclk = intel_dp_downstream_max_dotclock(intel_dp);

if (intel_dp_is_edp(intel_dp) && fixed_mode) {
@@ -1760,7 +1763,10 @@ intel_dp_compute_config(struct intel_encoder *encoder,
conn_state->scaling_mode);
}

- if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) &&
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
+ if (HAS_GMCH_DISPLAY(dev_priv) &&
adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE)
return false;

@@ -2759,16 +2765,6 @@ static void intel_disable_dp(struct intel_encoder *encoder,
static void g4x_disable_dp(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
-{
- intel_disable_dp(encoder, old_crtc_state, old_conn_state);
-
- /* disable the port before the pipe on g4x */
- intel_dp_link_down(encoder, old_crtc_state);
-}
-
-static void ilk_disable_dp(struct intel_encoder *encoder,
- const struct intel_crtc_state *old_crtc_state,
- const struct drm_connector_state *old_conn_state)
{
intel_disable_dp(encoder, old_crtc_state, old_conn_state);
}
@@ -2784,13 +2780,19 @@ static void vlv_disable_dp(struct intel_encoder *encoder,
intel_disable_dp(encoder, old_crtc_state, old_conn_state);
}

-static void ilk_post_disable_dp(struct intel_encoder *encoder,
+static void g4x_post_disable_dp(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = encoder->port;

+ /*
+ * Bspec does not list a specific disable sequence for g4x DP.
+ * Follow the ilk+ sequence (disable pipe before the port) for
+ * g4x DP as it does not suffer from underruns like the normal
+ * g4x modeset sequence (disable pipe after the port).
+ */
intel_dp_link_down(encoder, old_crtc_state);

/* Only ilk+ has port A */
@@ -6327,7 +6329,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
drm_connector_init(dev, connector, &intel_dp_connector_funcs, type);
drm_connector_helper_add(connector, &intel_dp_connector_helper_funcs);

- if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv))
+ if (!HAS_GMCH_DISPLAY(dev_priv))
connector->interlace_allowed = true;
connector->doublescan_allowed = 0;

@@ -6426,15 +6428,11 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
intel_encoder->enable = vlv_enable_dp;
intel_encoder->disable = vlv_disable_dp;
intel_encoder->post_disable = vlv_post_disable_dp;
- } else if (INTEL_GEN(dev_priv) >= 5) {
- intel_encoder->pre_enable = g4x_pre_enable_dp;
- intel_encoder->enable = g4x_enable_dp;
- intel_encoder->disable = ilk_disable_dp;
- intel_encoder->post_disable = ilk_post_disable_dp;
} else {
intel_encoder->pre_enable = g4x_pre_enable_dp;
intel_encoder->enable = g4x_enable_dp;
intel_encoder->disable = g4x_disable_dp;
+ intel_encoder->post_disable = g4x_post_disable_dp;
}

intel_dig_port->dp.output_reg = output_reg;
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index c3de0918ee13..5890500a3a8b 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -48,6 +48,9 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
bool reduce_m_n = drm_dp_has_quirk(&intel_dp->desc,
DP_DPCD_QUIRK_LIMITED_M_N);

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
pipe_config->has_pch_encoder = false;
bpp = 24;
if (intel_dp->compliance.test_data.bpc) {
@@ -180,9 +183,11 @@ static void intel_mst_post_disable_dp(struct intel_encoder *encoder,
intel_dp->active_mst_links--;

intel_mst->connector = NULL;
- if (intel_dp->active_mst_links == 0)
+ if (intel_dp->active_mst_links == 0) {
+ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
intel_dig_port->base.post_disable(&intel_dig_port->base,
old_crtc_state, NULL);
+ }

DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);
}
@@ -223,7 +228,11 @@ static void intel_mst_pre_enable_dp(struct intel_encoder *encoder,

DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);

+ if (intel_dp->active_mst_links == 0)
+ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
+
drm_dp_send_power_updown_phy(&intel_dp->mst_mgr, connector->port, true);
+
if (intel_dp->active_mst_links == 0)
intel_dig_port->base.pre_enable(&intel_dig_port->base,
pipe_config, NULL);
@@ -360,6 +369,9 @@ intel_dp_mst_mode_valid(struct drm_connector *connector,
if (!intel_dp)
return MODE_ERROR;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
max_link_clock = intel_dp_max_link_rate(intel_dp);
max_lanes = intel_dp_max_lane_count(intel_dp);

diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 51a1d6868b1e..384b37e2da70 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -326,6 +326,9 @@ static bool intel_dsi_compute_config(struct intel_encoder *encoder,
conn_state->scaling_mode);
}

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
/* DSI uses short packets for sync events, so clear mode flags for DSI */
adjusted_mode->flags = 0;

@@ -1266,6 +1269,9 @@ intel_dsi_mode_valid(struct drm_connector *connector,

DRM_DEBUG_KMS("\n");

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
if (fixed_mode) {
if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index eb0c559b2715..6604806f89d5 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -219,6 +219,9 @@ intel_dvo_mode_valid(struct drm_connector *connector,
int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
int target_clock = mode->clock;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
/* XXX: Validate clock range */

if (fixed_mode) {
@@ -254,6 +257,9 @@ static bool intel_dvo_compute_config(struct intel_encoder *encoder,
if (fixed_mode)
intel_fixed_panel_mode(fixed_mode, adjusted_mode);

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
return true;
}

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 1baef4ac7ecb..383f9df4145e 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1557,6 +1557,9 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
bool force_dvi =
READ_ONCE(to_intel_digital_connector_state(connector->state)->force_audio) == HDMI_AUDIO_OFF_DVI;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
clock = mode->clock;

if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING)
@@ -1677,6 +1680,9 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder,
int desired_bpp;
bool force_dvi = intel_conn_state->force_audio == HDMI_AUDIO_OFF_DVI;

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
pipe_config->has_hdmi_sink = !force_dvi && intel_hdmi->has_hdmi_sink;

if (pipe_config->has_hdmi_sink)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 8704f7f8d072..df5ba1de8aea 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1386,11 +1386,21 @@ static u32 *gen9_init_indirectctx_bb(struct intel_engine_cs *engine, u32 *batch)
/* WaFlushCoherentL3CacheLinesAtContextSwitch:skl,bxt,glk */
batch = gen8_emit_flush_coherentl3_wa(engine, batch);

+ *batch++ = MI_LOAD_REGISTER_IMM(3);
+
/* WaDisableGatherAtSetShaderCommonSlice:skl,bxt,kbl,glk */
- *batch++ = MI_LOAD_REGISTER_IMM(1);
*batch++ = i915_mmio_reg_offset(COMMON_SLICE_CHICKEN2);
*batch++ = _MASKED_BIT_DISABLE(
GEN9_DISABLE_GATHER_AT_SET_SHADER_COMMON_SLICE);
+
+ /* BSpec: 11391 */
+ *batch++ = i915_mmio_reg_offset(FF_SLICE_CHICKEN);
+ *batch++ = _MASKED_BIT_ENABLE(FF_SLICE_CHICKEN_CL_PROVOKING_VERTEX_FIX);
+
+ /* BSpec: 11299 */
+ *batch++ = i915_mmio_reg_offset(_3D_CHICKEN3);
+ *batch++ = _MASKED_BIT_ENABLE(_3D_CHICKEN_SF_PROVOKING_VERTEX_FIX);
+
*batch++ = MI_NOOP;

/* WaClearSlmSpaceAtContextSwitch:kbl */
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index e125d16a1aa7..34dd1e5233ac 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -380,6 +380,8 @@ intel_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode;
int max_pixclk = to_i915(connector->dev)->max_dotclk_freq;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
if (mode->vdisplay > fixed_mode->vdisplay)
@@ -429,6 +431,9 @@ static bool intel_lvds_compute_config(struct intel_encoder *intel_encoder,
intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
adjusted_mode);

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
if (HAS_PCH_SPLIT(dev_priv)) {
pipe_config->has_pch_encoder = true;

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 96e213ec202d..d253e3a06e30 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1160,6 +1160,9 @@ static bool intel_sdvo_compute_config(struct intel_encoder *encoder,
adjusted_mode);
}

+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
/*
* Make the CRTC code factor in the SDVO pixel multiplier. The
* SDVO device will factor out the multiplier during mode_set.
@@ -1621,6 +1624,9 @@ intel_sdvo_mode_valid(struct drm_connector *connector,
struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
if (intel_sdvo->pixel_clock_min > mode->clock)
return MODE_CLOCK_LOW;

diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 885fc3809f7f..b55b5c157e38 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -850,6 +850,9 @@ intel_tv_mode_valid(struct drm_connector *connector,
const struct tv_mode *tv_mode = intel_tv_mode_find(connector->state);
int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;

+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
if (mode->clock > max_dotclk)
return MODE_CLOCK_HIGH;

@@ -877,16 +880,21 @@ intel_tv_compute_config(struct intel_encoder *encoder,
struct drm_connector_state *conn_state)
{
const struct tv_mode *tv_mode = intel_tv_mode_find(conn_state);
+ struct drm_display_mode *adjusted_mode =
+ &pipe_config->base.adjusted_mode;

if (!tv_mode)
return false;

- pipe_config->base.adjusted_mode.crtc_clock = tv_mode->clock;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
+ adjusted_mode->crtc_clock = tv_mode->clock;
DRM_DEBUG_KMS("forcing bpc to 8 for TV\n");
pipe_config->pipe_bpp = 8*3;

/* TV has it's own notion of sync and other mode flags, so clear them. */
- pipe_config->base.adjusted_mode.flags = 0;
+ adjusted_mode->flags = 0;

/*
* FIXME: We don't check whether the input mode is actually what we want
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index ecb35ed0eac8..61e51516fec5 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -630,7 +630,7 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
struct qxl_cursor_cmd *cmd;
struct qxl_cursor *cursor;
struct drm_gem_object *obj;
- struct qxl_bo *cursor_bo = NULL, *user_bo = NULL;
+ struct qxl_bo *cursor_bo = NULL, *user_bo = NULL, *old_cursor_bo = NULL;
int ret;
void *user_ptr;
int size = 64*64*4;
@@ -684,7 +684,7 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
cursor_bo, 0);
cmd->type = QXL_CURSOR_SET;

- qxl_bo_unref(&qcrtc->cursor_bo);
+ old_cursor_bo = qcrtc->cursor_bo;
qcrtc->cursor_bo = cursor_bo;
cursor_bo = NULL;
} else {
@@ -704,6 +704,9 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release);

+ if (old_cursor_bo)
+ qxl_bo_unref(&old_cursor_bo);
+
qxl_bo_unref(&cursor_bo);

return;
diff --git a/drivers/gpu/drm/sti/Kconfig b/drivers/gpu/drm/sti/Kconfig
index cca4b3c9aeb5..1963cc1b1cc5 100644
--- a/drivers/gpu/drm/sti/Kconfig
+++ b/drivers/gpu/drm/sti/Kconfig
@@ -1,6 +1,6 @@
config DRM_STI
tristate "DRM Support for STMicroelectronics SoC stiH4xx Series"
- depends on DRM && (ARCH_STI || ARCH_MULTIPLATFORM)
+ depends on OF && DRM && (ARCH_STI || ARCH_MULTIPLATFORM)
select RESET_CONTROLLER
select DRM_KMS_HELPER
select DRM_GEM_CMA_HELPER
@@ -8,6 +8,5 @@ config DRM_STI
select DRM_PANEL
select FW_LOADER
select SND_SOC_HDMI_CODEC if SND_SOC
- select OF
help
Choose this option to enable DRM on STM stiH4xx chipset
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index c3d92d537240..8045871335b5 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -17,7 +17,6 @@
#include <drm/drm_encoder.h>
#include <drm/drm_modes.h>
#include <drm/drm_of.h>
-#include <drm/drm_panel.h>

#include <uapi/drm/drm_mode.h>

@@ -350,9 +349,6 @@ static void sun4i_tcon0_mode_set_lvds(struct sun4i_tcon *tcon,
static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon,
const struct drm_display_mode *mode)
{
- struct drm_panel *panel = tcon->panel;
- struct drm_connector *connector = panel->connector;
- struct drm_display_info display_info = connector->display_info;
unsigned int bp, hsync, vsync;
u8 clk_delay;
u32 val = 0;
@@ -410,27 +406,6 @@ static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon,
if (mode->flags & DRM_MODE_FLAG_PVSYNC)
val |= SUN4I_TCON0_IO_POL_VSYNC_POSITIVE;

- /*
- * On A20 and similar SoCs, the only way to achieve Positive Edge
- * (Rising Edge), is setting dclk clock phase to 2/3(240°).
- * By default TCON works in Negative Edge(Falling Edge),
- * this is why phase is set to 0 in that case.
- * Unfortunately there's no way to logically invert dclk through
- * IO_POL register.
- * The only acceptable way to work, triple checked with scope,
- * is using clock phase set to 0° for Negative Edge and set to 240°
- * for Positive Edge.
- * On A33 and similar SoCs there would be a 90° phase option,
- * but it divides also dclk by 2.
- * Following code is a way to avoid quirks all around TCON
- * and DOTCLOCK drivers.
- */
- if (display_info.bus_flags & DRM_BUS_FLAG_PIXDATA_POSEDGE)
- clk_set_phase(tcon->dclk, 240);
-
- if (display_info.bus_flags & DRM_BUS_FLAG_PIXDATA_NEGEDGE)
- clk_set_phase(tcon->dclk, 0);
-
regmap_update_bits(tcon->regs, SUN4I_TCON0_IO_POL_REG,
SUN4I_TCON0_IO_POL_HSYNC_POSITIVE | SUN4I_TCON0_IO_POL_VSYNC_POSITIVE,
val);
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index 7a2da7f9d4dc..5485b35fe553 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -1034,7 +1034,7 @@ static irqreturn_t mma8452_interrupt(int irq, void *p)
if (src < 0)
return IRQ_NONE;

- if (!(src & data->chip_info->enabled_events))
+ if (!(src & (data->chip_info->enabled_events | MMA8452_INT_DRDY)))
return IRQ_NONE;

if (src & MMA8452_INT_DRDY) {
diff --git a/drivers/staging/android/ion/ion_heap.c b/drivers/staging/android/ion/ion_heap.c
index 772dad65396e..f32c12439eee 100644
--- a/drivers/staging/android/ion/ion_heap.c
+++ b/drivers/staging/android/ion/ion_heap.c
@@ -29,7 +29,7 @@ void *ion_heap_map_kernel(struct ion_heap *heap,
struct page **tmp = pages;

if (!pages)
- return NULL;
+ return ERR_PTR(-ENOMEM);

if (buffer->flags & ION_FLAG_CACHED)
pgprot = PAGE_KERNEL;
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index cbe98bc2b998..431742201709 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -124,6 +124,8 @@ struct n_tty_data {
struct mutex output_lock;
};

+#define MASK(x) ((x) & (N_TTY_BUF_SIZE - 1))
+
static inline size_t read_cnt(struct n_tty_data *ldata)
{
return ldata->read_head - ldata->read_tail;
@@ -141,6 +143,7 @@ static inline unsigned char *read_buf_addr(struct n_tty_data *ldata, size_t i)

static inline unsigned char echo_buf(struct n_tty_data *ldata, size_t i)
{
+ smp_rmb(); /* Matches smp_wmb() in add_echo_byte(). */
return ldata->echo_buf[i & (N_TTY_BUF_SIZE - 1)];
}

@@ -316,9 +319,7 @@ static inline void put_tty_queue(unsigned char c, struct n_tty_data *ldata)
static void reset_buffer_flags(struct n_tty_data *ldata)
{
ldata->read_head = ldata->canon_head = ldata->read_tail = 0;
- ldata->echo_head = ldata->echo_tail = ldata->echo_commit = 0;
ldata->commit_head = 0;
- ldata->echo_mark = 0;
ldata->line_start = 0;

ldata->erasing = 0;
@@ -617,12 +618,19 @@ static size_t __process_echoes(struct tty_struct *tty)
old_space = space = tty_write_room(tty);

tail = ldata->echo_tail;
- while (ldata->echo_commit != tail) {
+ while (MASK(ldata->echo_commit) != MASK(tail)) {
c = echo_buf(ldata, tail);
if (c == ECHO_OP_START) {
unsigned char op;
int no_space_left = 0;

+ /*
+ * Since add_echo_byte() is called without holding
+ * output_lock, we might see only portion of multi-byte
+ * operation.
+ */
+ if (MASK(ldata->echo_commit) == MASK(tail + 1))
+ goto not_yet_stored;
/*
* If the buffer byte is the start of a multi-byte
* operation, get the next byte, which is either the
@@ -634,6 +642,8 @@ static size_t __process_echoes(struct tty_struct *tty)
unsigned int num_chars, num_bs;

case ECHO_OP_ERASE_TAB:
+ if (MASK(ldata->echo_commit) == MASK(tail + 2))
+ goto not_yet_stored;
num_chars = echo_buf(ldata, tail + 2);

/*
@@ -728,7 +738,8 @@ static size_t __process_echoes(struct tty_struct *tty)
/* If the echo buffer is nearly full (so that the possibility exists
* of echo overrun before the next commit), then discard enough
* data at the tail to prevent a subsequent overrun */
- while (ldata->echo_commit - tail >= ECHO_DISCARD_WATERMARK) {
+ while (ldata->echo_commit > tail &&
+ ldata->echo_commit - tail >= ECHO_DISCARD_WATERMARK) {
if (echo_buf(ldata, tail) == ECHO_OP_START) {
if (echo_buf(ldata, tail + 1) == ECHO_OP_ERASE_TAB)
tail += 3;
@@ -738,6 +749,7 @@ static size_t __process_echoes(struct tty_struct *tty)
tail++;
}

+ not_yet_stored:
ldata->echo_tail = tail;
return old_space - space;
}
@@ -748,6 +760,7 @@ static void commit_echoes(struct tty_struct *tty)
size_t nr, old, echoed;
size_t head;

+ mutex_lock(&ldata->output_lock);
head = ldata->echo_head;
ldata->echo_mark = head;
old = ldata->echo_commit - ldata->echo_tail;
@@ -756,10 +769,12 @@ static void commit_echoes(struct tty_struct *tty)
* is over the threshold (and try again each time another
* block is accumulated) */
nr = head - ldata->echo_tail;
- if (nr < ECHO_COMMIT_WATERMARK || (nr % ECHO_BLOCK > old % ECHO_BLOCK))
+ if (nr < ECHO_COMMIT_WATERMARK ||
+ (nr % ECHO_BLOCK > old % ECHO_BLOCK)) {
+ mutex_unlock(&ldata->output_lock);
return;
+ }

- mutex_lock(&ldata->output_lock);
ldata->echo_commit = head;
echoed = __process_echoes(tty);
mutex_unlock(&ldata->output_lock);
@@ -810,7 +825,9 @@ static void flush_echoes(struct tty_struct *tty)

static inline void add_echo_byte(unsigned char c, struct n_tty_data *ldata)
{
- *echo_buf_addr(ldata, ldata->echo_head++) = c;
+ *echo_buf_addr(ldata, ldata->echo_head) = c;
+ smp_wmb(); /* Matches smp_rmb() in echo_buf(). */
+ ldata->echo_head++;
}

/**
@@ -978,14 +995,15 @@ static void eraser(unsigned char c, struct tty_struct *tty)
}

seen_alnums = 0;
- while (ldata->read_head != ldata->canon_head) {
+ while (MASK(ldata->read_head) != MASK(ldata->canon_head)) {
head = ldata->read_head;

/* erase a single possibly multibyte character */
do {
head--;
c = read_buf(ldata, head);
- } while (is_continuation(c, tty) && head != ldata->canon_head);
+ } while (is_continuation(c, tty) &&
+ MASK(head) != MASK(ldata->canon_head));

/* do not partially erase */
if (is_continuation(c, tty))
@@ -1027,7 +1045,7 @@ static void eraser(unsigned char c, struct tty_struct *tty)
* This info is used to go back the correct
* number of columns.
*/
- while (tail != ldata->canon_head) {
+ while (MASK(tail) != MASK(ldata->canon_head)) {
tail--;
c = read_buf(ldata, tail);
if (c == '\t') {
@@ -1302,7 +1320,7 @@ n_tty_receive_char_special(struct tty_struct *tty, unsigned char c)
finish_erasing(ldata);
echo_char(c, tty);
echo_char_raw('\n', ldata);
- while (tail != ldata->read_head) {
+ while (MASK(tail) != MASK(ldata->read_head)) {
echo_char(read_buf(ldata, tail), tty);
tail++;
}
@@ -1878,30 +1896,21 @@ static int n_tty_open(struct tty_struct *tty)
struct n_tty_data *ldata;

/* Currently a malloc failure here can panic */
- ldata = vmalloc(sizeof(*ldata));
+ ldata = vzalloc(sizeof(*ldata));
if (!ldata)
- goto err;
+ return -ENOMEM;

ldata->overrun_time = jiffies;
mutex_init(&ldata->atomic_read_lock);
mutex_init(&ldata->output_lock);

tty->disc_data = ldata;
- reset_buffer_flags(tty->disc_data);
- ldata->column = 0;
- ldata->canon_column = 0;
- ldata->num_overrun = 0;
- ldata->no_room = 0;
- ldata->lnext = 0;
tty->closing = 0;
/* indicate buffer work may resume */
clear_bit(TTY_LDISC_HALTED, &tty->flags);
n_tty_set_termios(tty, NULL);
tty_unthrottle(tty);
-
return 0;
-err:
- return -ENOMEM;
}

static inline int input_available_p(struct tty_struct *tty, int poll)
@@ -2411,7 +2420,7 @@ static unsigned long inq_canon(struct n_tty_data *ldata)
tail = ldata->read_tail;
nr = head - tail;
/* Skip EOF-chars.. */
- while (head != tail) {
+ while (MASK(head) != MASK(tail)) {
if (test_bit(tail & (N_TTY_BUF_SIZE - 1), ldata->read_flags) &&
read_buf(ldata, tail) == __DISABLED_CHAR)
nr--;
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
index df93b727e984..9e59f4788589 100644
--- a/drivers/tty/serdev/core.c
+++ b/drivers/tty/serdev/core.c
@@ -617,6 +617,7 @@ EXPORT_SYMBOL_GPL(__serdev_device_driver_register);
static void __exit serdev_exit(void)
{
bus_unregister(&serdev_bus_type);
+ ida_destroy(&ctrl_ida);
}
module_exit(serdev_exit);

diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 3296a05cda2d..f80a300b5d68 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -3339,9 +3339,7 @@ static const struct pci_device_id blacklist[] = {
/* multi-io cards handled by parport_serial */
{ PCI_DEVICE(0x4348, 0x7053), }, /* WCH CH353 2S1P */
{ PCI_DEVICE(0x4348, 0x5053), }, /* WCH CH353 1S1P */
- { PCI_DEVICE(0x4348, 0x7173), }, /* WCH CH355 4S */
{ PCI_DEVICE(0x1c00, 0x3250), }, /* WCH CH382 2S1P */
- { PCI_DEVICE(0x1c00, 0x3470), }, /* WCH CH384 4S */

/* Moxa Smartio MUE boards handled by 8250_moxa */
{ PCI_VDEVICE(MOXA, 0x1024), },
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index f97251f39c26..ec17c9fd6470 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -784,7 +784,7 @@ int vc_allocate(unsigned int currcons) /* return 0 on success */
if (!*vc->vc_uni_pagedir_loc)
con_set_default_unimap(vc);

- vc->vc_screenbuf = kmalloc(vc->vc_screenbuf_size, GFP_KERNEL);
+ vc->vc_screenbuf = kzalloc(vc->vc_screenbuf_size, GFP_KERNEL);
if (!vc->vc_screenbuf)
goto err_free;

@@ -871,7 +871,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,

if (new_screen_size > (4 << 20))
return -EINVAL;
- newscreen = kmalloc(new_screen_size, GFP_USER);
+ newscreen = kzalloc(new_screen_size, GFP_USER);
if (!newscreen)
return -ENOMEM;

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 7b366a6c0b49..998b32d0167e 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1758,6 +1758,9 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
.driver_info = SINGLE_RX_URB,
},
+ { USB_DEVICE(0x1965, 0x0018), /* Uniden UBC125XLT */
+ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
+ },
{ USB_DEVICE(0x22b8, 0x7000), /* Motorola Q Phone */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},
diff --git a/drivers/usb/dwc2/hcd_queue.c b/drivers/usb/dwc2/hcd_queue.c
index e34ad5e65350..6baa75da7907 100644
--- a/drivers/usb/dwc2/hcd_queue.c
+++ b/drivers/usb/dwc2/hcd_queue.c
@@ -383,7 +383,7 @@ static unsigned long *dwc2_get_ls_map(struct dwc2_hsotg *hsotg,
/* Get the map and adjust if this is a multi_tt hub */
map = qh->dwc_tt->periodic_bitmaps;
if (qh->dwc_tt->usb_tt->multi)
- map += DWC2_ELEMENTS_PER_LS_BITMAP * qh->ttport;
+ map += DWC2_ELEMENTS_PER_LS_BITMAP * (qh->ttport - 1);

return map;
}
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index e5ace8995b3b..99e7547f234f 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -878,12 +878,12 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)

dev = xhci->devs[slot_id];

- trace_xhci_free_virt_device(dev);
-
xhci->dcbaa->dev_context_ptrs[slot_id] = 0;
if (!dev)
return;

+ trace_xhci_free_virt_device(dev);
+
if (dev->tt_info)
old_active_eps = dev->tt_info->active_eps;

diff --git a/drivers/usb/host/xhci-trace.h b/drivers/usb/host/xhci-trace.h
index 410544ffe78f..88b427434bd8 100644
--- a/drivers/usb/host/xhci-trace.h
+++ b/drivers/usb/host/xhci-trace.h
@@ -171,6 +171,37 @@ DEFINE_EVENT(xhci_log_trb, xhci_dbc_gadget_ep_queue,
TP_ARGS(ring, trb)
);

+DECLARE_EVENT_CLASS(xhci_log_free_virt_dev,
+ TP_PROTO(struct xhci_virt_device *vdev),
+ TP_ARGS(vdev),
+ TP_STRUCT__entry(
+ __field(void *, vdev)
+ __field(unsigned long long, out_ctx)
+ __field(unsigned long long, in_ctx)
+ __field(u8, fake_port)
+ __field(u8, real_port)
+ __field(u16, current_mel)
+
+ ),
+ TP_fast_assign(
+ __entry->vdev = vdev;
+ __entry->in_ctx = (unsigned long long) vdev->in_ctx->dma;
+ __entry->out_ctx = (unsigned long long) vdev->out_ctx->dma;
+ __entry->fake_port = (u8) vdev->fake_port;
+ __entry->real_port = (u8) vdev->real_port;
+ __entry->current_mel = (u16) vdev->current_mel;
+ ),
+ TP_printk("vdev %p ctx %llx | %llx fake_port %d real_port %d current_mel %d",
+ __entry->vdev, __entry->in_ctx, __entry->out_ctx,
+ __entry->fake_port, __entry->real_port, __entry->current_mel
+ )
+);
+
+DEFINE_EVENT(xhci_log_free_virt_dev, xhci_free_virt_device,
+ TP_PROTO(struct xhci_virt_device *vdev),
+ TP_ARGS(vdev)
+);
+
DECLARE_EVENT_CLASS(xhci_log_virt_dev,
TP_PROTO(struct xhci_virt_device *vdev),
TP_ARGS(vdev),
@@ -208,11 +239,6 @@ DEFINE_EVENT(xhci_log_virt_dev, xhci_alloc_virt_device,
TP_ARGS(vdev)
);

-DEFINE_EVENT(xhci_log_virt_dev, xhci_free_virt_device,
- TP_PROTO(struct xhci_virt_device *vdev),
- TP_ARGS(vdev)
-);
-
DEFINE_EVENT(xhci_log_virt_dev, xhci_setup_device,
TP_PROTO(struct xhci_virt_device *vdev),
TP_ARGS(vdev)
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index eb6c26cbe579..ee0cc1d90b51 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -95,6 +95,9 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
{ USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */
{ USB_DEVICE(0x10C4, 0x815F) }, /* Timewave HamLinkUSB */
+ { USB_DEVICE(0x10C4, 0x817C) }, /* CESINEL MEDCAL N Power Quality Monitor */
+ { USB_DEVICE(0x10C4, 0x817D) }, /* CESINEL MEDCAL NT Power Quality Monitor */
+ { USB_DEVICE(0x10C4, 0x817E) }, /* CESINEL MEDCAL S Power Quality Monitor */
{ USB_DEVICE(0x10C4, 0x818B) }, /* AVIT Research USB to TTL */
{ USB_DEVICE(0x10C4, 0x819F) }, /* MJS USB Toslink Switcher */
{ USB_DEVICE(0x10C4, 0x81A6) }, /* ThinkOptics WavIt */
@@ -112,6 +115,9 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x826B) }, /* Cygnal Integrated Products, Inc., Fasttrax GPS demonstration module */
{ USB_DEVICE(0x10C4, 0x8281) }, /* Nanotec Plug & Drive */
{ USB_DEVICE(0x10C4, 0x8293) }, /* Telegesis ETRX2USB */
+ { USB_DEVICE(0x10C4, 0x82EF) }, /* CESINEL FALCO 6105 AC Power Supply */
+ { USB_DEVICE(0x10C4, 0x82F1) }, /* CESINEL MEDCAL EFD Earth Fault Detector */
+ { USB_DEVICE(0x10C4, 0x82F2) }, /* CESINEL MEDCAL ST Network Analyzer */
{ USB_DEVICE(0x10C4, 0x82F4) }, /* Starizona MicroTouch */
{ USB_DEVICE(0x10C4, 0x82F9) }, /* Procyon AVS */
{ USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
@@ -124,7 +130,9 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8470) }, /* Juniper Networks BX Series System Console */
{ USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
{ USB_DEVICE(0x10C4, 0x84B6) }, /* Starizona Hyperion */
+ { USB_DEVICE(0x10C4, 0x851E) }, /* CESINEL MEDCAL PT Network Analyzer */
{ USB_DEVICE(0x10C4, 0x85A7) }, /* LifeScan OneTouch Verio IQ */
+ { USB_DEVICE(0x10C4, 0x85B8) }, /* CESINEL ReCon T Energy Logger */
{ USB_DEVICE(0x10C4, 0x85EA) }, /* AC-Services IBUS-IF */
{ USB_DEVICE(0x10C4, 0x85EB) }, /* AC-Services CIS-IBUS */
{ USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
@@ -134,17 +142,23 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8857) }, /* CEL EM357 ZigBee USB Stick */
{ USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
+ { USB_DEVICE(0x10C4, 0x88FB) }, /* CESINEL MEDCAL STII Network Analyzer */
+ { USB_DEVICE(0x10C4, 0x8938) }, /* CESINEL MEDCAL S II Network Analyzer */
{ USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */
{ USB_DEVICE(0x10C4, 0x8962) }, /* Brim Brothers charging dock */
{ USB_DEVICE(0x10C4, 0x8977) }, /* CEL MeshWorks DevKit Device */
{ USB_DEVICE(0x10C4, 0x8998) }, /* KCF Technologies PRN */
+ { USB_DEVICE(0x10C4, 0x89A4) }, /* CESINEL FTBC Flexible Thyristor Bridge Controller */
{ USB_DEVICE(0x10C4, 0x8A2A) }, /* HubZ dual ZigBee and Z-Wave dongle */
{ USB_DEVICE(0x10C4, 0x8A5E) }, /* CEL EM3588 ZigBee USB Stick Long Range */
{ USB_DEVICE(0x10C4, 0x8B34) }, /* Qivicon ZigBee USB Radio Stick */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
+ { USB_DEVICE(0x10C4, 0xEA63) }, /* Silicon Labs Windows Update (CP2101-4/CP2102N) */
{ USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA71) }, /* Infinity GPS-MIC-1 Radio Monophone */
+ { USB_DEVICE(0x10C4, 0xEA7A) }, /* Silicon Labs Windows Update (CP2105) */
+ { USB_DEVICE(0x10C4, 0xEA7B) }, /* Silicon Labs Windows Update (CP2108) */
{ USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
{ USB_DEVICE(0x10C4, 0xF002) }, /* Elan Digital Systems USBwave12 */
{ USB_DEVICE(0x10C4, 0xF003) }, /* Elan Digital Systems USBpulse100 */
diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c
index ded49e3bf2b0..9b29b67191bc 100644
--- a/drivers/usb/typec/tcpm.c
+++ b/drivers/usb/typec/tcpm.c
@@ -388,17 +388,18 @@ static void _tcpm_log(struct tcpm_port *port, const char *fmt, va_list args)
u64 ts_nsec = local_clock();
unsigned long rem_nsec;

+ mutex_lock(&port->logbuffer_lock);
if (!port->logbuffer[port->logbuffer_head]) {
port->logbuffer[port->logbuffer_head] =
kzalloc(LOG_BUFFER_ENTRY_SIZE, GFP_KERNEL);
- if (!port->logbuffer[port->logbuffer_head])
+ if (!port->logbuffer[port->logbuffer_head]) {
+ mutex_unlock(&port->logbuffer_lock);
return;
+ }
}

vsnprintf(tmpbuffer, sizeof(tmpbuffer), fmt, args);

- mutex_lock(&port->logbuffer_lock);
-
if (tcpm_log_full(port)) {
port->logbuffer_head = max(port->logbuffer_head - 1, 0);
strcpy(tmpbuffer, "overflow");
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index bd5cca5632b3..8d0a6fe748bd 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -350,6 +350,19 @@ static void ucsi_connector_change(struct work_struct *work)
}

if (con->status.change & UCSI_CONSTAT_CONNECT_CHANGE) {
+ typec_set_pwr_role(con->port, con->status.pwr_dir);
+
+ switch (con->status.partner_type) {
+ case UCSI_CONSTAT_PARTNER_TYPE_UFP:
+ typec_set_data_role(con->port, TYPEC_HOST);
+ break;
+ case UCSI_CONSTAT_PARTNER_TYPE_DFP:
+ typec_set_data_role(con->port, TYPEC_DEVICE);
+ break;
+ default:
+ break;
+ }
+
if (con->status.connected)
ucsi_register_partner(con);
else
diff --git a/drivers/usb/typec/ucsi/ucsi_acpi.c b/drivers/usb/typec/ucsi/ucsi_acpi.c
index 44eb4e1ea817..a18112a83fae 100644
--- a/drivers/usb/typec/ucsi/ucsi_acpi.c
+++ b/drivers/usb/typec/ucsi/ucsi_acpi.c
@@ -79,6 +79,11 @@ static int ucsi_acpi_probe(struct platform_device *pdev)
return -ENODEV;
}

+ /* This will make sure we can use ioremap_nocache() */
+ status = acpi_release_memory(ACPI_HANDLE(&pdev->dev), res, 1);
+ if (ACPI_FAILURE(status))
+ return -ENOMEM;
+
/*
* NOTE: The memory region for the data structures is used also in an
* operation region, which means ACPI has already reserved it. Therefore
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 15bfb15c2fa5..a6a7ae897b40 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -443,6 +443,9 @@ int acpi_check_resource_conflict(const struct resource *res);
int acpi_check_region(resource_size_t start, resource_size_t n,
const char *name);

+acpi_status acpi_release_memory(acpi_handle handle, struct resource *res,
+ u32 level);
+
int acpi_resources_are_enforced(void);

#ifdef CONFIG_HIBERNATION
diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c
index d12f511929f5..0fe61ede77c6 100644
--- a/net/ipv6/netfilter/ip6t_rpfilter.c
+++ b/net/ipv6/netfilter/ip6t_rpfilter.c
@@ -48,6 +48,8 @@ static bool rpfilter_lookup_reverse6(struct net *net, const struct sk_buff *skb,
}

fl6.flowi6_mark = flags & XT_RPFILTER_VALID_MARK ? skb->mark : 0;
+ if ((flags & XT_RPFILTER_LOOSE) == 0)
+ fl6.flowi6_oif = dev->ifindex;

rt = (void *)ip6_route_lookup(net, &fl6, skb, lookup_flags);
if (rt->dst.error)
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 40e744572283..32b7896929f3 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -208,7 +208,8 @@ nft_do_chain(struct nft_pktinfo *pkt, void *priv)

switch (regs.verdict.code) {
case NFT_JUMP:
- BUG_ON(stackptr >= NFT_JUMP_STACK_SIZE);
+ if (WARN_ON_ONCE(stackptr >= NFT_JUMP_STACK_SIZE))
+ return NF_DROP;
jumpstack[stackptr].chain = chain;
jumpstack[stackptr].rule = rule;
jumpstack[stackptr].rulenum = rulenum;
diff --git a/net/netfilter/xt_connmark.c b/net/netfilter/xt_connmark.c
index 94df000abb92..29c38aa7f726 100644
--- a/net/netfilter/xt_connmark.c
+++ b/net/netfilter/xt_connmark.c
@@ -211,7 +211,7 @@ static int __init connmark_mt_init(void)
static void __exit connmark_mt_exit(void)
{
xt_unregister_match(&connmark_mt_reg);
- xt_unregister_target(connmark_tg_reg);
+ xt_unregister_targets(connmark_tg_reg, ARRAY_SIZE(connmark_tg_reg));
}

module_init(connmark_mt_init);
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