diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0236-drm-amdgpu-revert-stop-using-gart_start-as-offset-fo.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0236-drm-amdgpu-revert-stop-using-gart_start-as-offset-fo.patch | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0236-drm-amdgpu-revert-stop-using-gart_start-as-offset-fo.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0236-drm-amdgpu-revert-stop-using-gart_start-as-offset-fo.patch new file mode 100644 index 00000000..0f7c997e --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0236-drm-amdgpu-revert-stop-using-gart_start-as-offset-fo.patch @@ -0,0 +1,71 @@ +From b321643a279591fd42191223937b4f0cf85400aa Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Fri, 14 Sep 2018 12:54:33 +0200 +Subject: [PATCH 0236/2940] drm/amdgpu: revert "stop using gart_start as offset + for the GTT domain" +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Turned out the commit is incomplete and since we remove using the AGP +mapping from the GTT manager it is also not necessary any more. + +This reverts commit 22d8bfafcc12dfa17b91d2e8ae4e1898e782003a. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +Acked-by: James Zhu <James.Zhu@amd.com> +Tested-by: James Zhu <James.Zhu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 3 +-- + drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++--- + 2 files changed, 4 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +index c2539f6821c0..da7b1b92d9cf 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +@@ -143,8 +143,7 @@ static int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man, + spin_unlock(&mgr->lock); + + if (!r) +- mem->start = node->node.start + +- (adev->gmc.gart_start >> PAGE_SHIFT); ++ mem->start = node->node.start; + + return r; + } +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +index 4df24d688bf6..0e515a94940e 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +@@ -189,7 +189,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, + case TTM_PL_TT: + /* GTT memory */ + man->func = &amdgpu_gtt_mgr_func; +- man->gpu_offset = 0; ++ man->gpu_offset = adev->gmc.gart_start; + man->available_caching = TTM_PL_MASK_CACHING; + man->default_caching = TTM_PL_FLAG_CACHED; + man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA; +@@ -1099,7 +1099,7 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm, + flags = amdgpu_ttm_tt_pte_flags(adev, ttm, bo_mem); + + /* bind pages into GART page tables */ +- gtt->offset = ((u64)bo_mem->start << PAGE_SHIFT) - adev->gmc.gart_start; ++ gtt->offset = (u64)bo_mem->start << PAGE_SHIFT; + r = amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages, + ttm->pages, gtt->ttm.dma_address, flags); + +@@ -1147,7 +1147,7 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo) + flags = amdgpu_ttm_tt_pte_flags(adev, bo->ttm, &tmp); + + /* Bind pages */ +- gtt->offset = ((u64)tmp.start << PAGE_SHIFT) - adev->gmc.gart_start; ++ gtt->offset = (u64)tmp.start << PAGE_SHIFT; + r = amdgpu_ttm_gart_bind(adev, bo, flags); + if (unlikely(r)) { + ttm_bo_mem_put(bo, &tmp); +-- +2.17.1 + |