diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2177-drm-amd-amdgpu-fix-UVD-mc-offsets.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2177-drm-amd-amdgpu-fix-UVD-mc-offsets.patch | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2177-drm-amd-amdgpu-fix-UVD-mc-offsets.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2177-drm-amd-amdgpu-fix-UVD-mc-offsets.patch new file mode 100644 index 00000000..923f7c9f --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2177-drm-amd-amdgpu-fix-UVD-mc-offsets.patch @@ -0,0 +1,103 @@ +From 5c3bb6c0cfeb611ba13a8a53e8c814fa34608610 Mon Sep 17 00:00:00 2001 +From: Piotr Redlewski <predlewski@gmail.com> +Date: Fri, 10 Nov 2017 19:28:01 +0100 +Subject: [PATCH 2177/4131] drm/amd/amdgpu: fix UVD mc offsets +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +When UVD bo is created, its size is based on the information from firmware +header (ucode_size_bytes). The same value should be be used when programming +UVD mc controller offsets, otherwise it can happen that +(mmUVD_VCPU_CACHE_OFFSET2 + mmUVD_VCPU_CACHE_SIZE2) will point +AMDGPU_GPU_PAGE_SIZE bytes after the UVD bo end. + +Second issue is that when programming the mmUVD_VCPU_CACHE_SIZE0 register, +AMDGPU_UVD_FIRMWARE_OFFSET should be taken into account. If it isn't, +(mmUVD_VCPU_CACHE_OFFSET2 + mmUVD_VCPU_CACHE_SIZE2) will always point +AMDGPU_UVD_FIRMWARE_OFFSET bytes after the UVD bo end. + +v2: move firmware size calculation into macro definition +v3: align firmware size to the gpu page size + +Reviewed-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Piotr Redlewski <predlewski@gmail.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h | 4 ++++ + drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 2 +- + drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 2 +- + drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 2 +- + drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 2 +- + 5 files changed, 8 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h +index 3553b92..845eea9 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h +@@ -31,6 +31,10 @@ + #define AMDGPU_UVD_SESSION_SIZE (50*1024) + #define AMDGPU_UVD_FIRMWARE_OFFSET 256 + ++#define AMDGPU_UVD_FIRMWARE_SIZE(adev) \ ++ (AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(((const struct common_firmware_header *)(adev)->uvd.fw->data)->ucode_size_bytes) + \ ++ 8) - AMDGPU_UVD_FIRMWARE_OFFSET) ++ + struct amdgpu_uvd { + struct amdgpu_bo *vcpu_bo; + void *cpu_addr; +diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +index 15771a5..b13ae34 100644 +--- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c ++++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +@@ -563,7 +563,7 @@ static void uvd_v4_2_mc_resume(struct amdgpu_device *adev) + + /* programm the VCPU memory controller bits 0-27 */ + addr = (adev->uvd.gpu_addr + AMDGPU_UVD_FIRMWARE_OFFSET) >> 3; +- size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4) >> 3; ++ size = AMDGPU_UVD_FIRMWARE_SIZE(adev) >> 3; + WREG32(mmUVD_VCPU_CACHE_OFFSET0, addr); + WREG32(mmUVD_VCPU_CACHE_SIZE0, size); + +diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +index 3b29aab..a4b0f1d 100644 +--- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +@@ -258,7 +258,7 @@ static void uvd_v5_0_mc_resume(struct amdgpu_device *adev) + upper_32_bits(adev->uvd.gpu_addr)); + + offset = AMDGPU_UVD_FIRMWARE_OFFSET; +- size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); ++ size = AMDGPU_UVD_FIRMWARE_SIZE(adev); + WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3); + WREG32(mmUVD_VCPU_CACHE_SIZE0, size); + +diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +index 1cfaa69..0aa111f 100644 +--- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +@@ -603,7 +603,7 @@ static void uvd_v6_0_mc_resume(struct amdgpu_device *adev) + upper_32_bits(adev->uvd.gpu_addr)); + + offset = AMDGPU_UVD_FIRMWARE_OFFSET; +- size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); ++ size = AMDGPU_UVD_FIRMWARE_SIZE(adev); + WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3); + WREG32(mmUVD_VCPU_CACHE_SIZE0, size); + +diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c +index 7b77339..6d44706 100644 +--- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c +@@ -616,7 +616,7 @@ static int uvd_v7_0_resume(void *handle) + */ + static void uvd_v7_0_mc_resume(struct amdgpu_device *adev) + { +- uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); ++ uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev); + uint32_t offset; + + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { +-- +2.7.4 + |