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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c10
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c4
3 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 5f71414190e9..d2f273d77e59 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -181,6 +181,9 @@ uint64_t amdgpu_gmc_agp_addr(struct ttm_buffer_object *bo)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev);
+ if (!bo->ttm)
+ return AMDGPU_BO_INVALID_OFFSET;
+
if (bo->ttm->num_pages != 1 || bo->ttm->caching == ttm_cached)
return AMDGPU_BO_INVALID_OFFSET;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index cef920a93924..d79b4ca1ecfc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1527,10 +1527,14 @@ u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
u64 amdgpu_bo_gpu_offset_no_check(struct amdgpu_bo *bo)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
- uint64_t offset;
+ uint64_t offset = AMDGPU_BO_INVALID_OFFSET;
- offset = (bo->tbo.resource->start << PAGE_SHIFT) +
- amdgpu_ttm_domain_start(adev, bo->tbo.resource->mem_type);
+ if (bo->tbo.resource->mem_type == TTM_PL_TT)
+ offset = amdgpu_gmc_agp_addr(&bo->tbo);
+
+ if (offset == AMDGPU_BO_INVALID_OFFSET)
+ offset = (bo->tbo.resource->start << PAGE_SHIFT) +
+ amdgpu_ttm_domain_start(adev, bo->tbo.resource->mem_type);
return amdgpu_gmc_sign_extend(offset);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 05991c5c8ddb..ab4a762aed5b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -959,10 +959,8 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
return 0;
addr = amdgpu_gmc_agp_addr(bo);
- if (addr != AMDGPU_BO_INVALID_OFFSET) {
- bo->resource->start = addr >> PAGE_SHIFT;
+ if (addr != AMDGPU_BO_INVALID_OFFSET)
return 0;
- }
/* allocate GART space */
placement.num_placement = 1;