[PATCH 2/6] drm/amdgpu: Remove TTM resource->start visible VRAM condition

Somalapuram Amaranath Amaranath.Somalapuram at amd.com
Wed Feb 8 09:01:02 UTC 2023


Use amdgpu_bo_in_cpu_visible_vram() instead.

Signed-off-by: Somalapuram Amaranath <Amaranath.Somalapuram at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 981010de0a28..d835ee2131d2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -600,7 +600,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
 
 	if (!amdgpu_gmc_vram_full_visible(&adev->gmc) &&
 	    bo->tbo.resource->mem_type == TTM_PL_VRAM &&
-	    bo->tbo.resource->start < adev->gmc.visible_vram_size >> PAGE_SHIFT)
+	    amdgpu_bo_in_cpu_visible_vram(bo))
 		amdgpu_cs_report_moved_bytes(adev, ctx.bytes_moved,
 					     ctx.bytes_moved);
 	else
@@ -1346,7 +1346,6 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
 	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev);
 	struct ttm_operation_ctx ctx = { false, false };
 	struct amdgpu_bo *abo = ttm_to_amdgpu_bo(bo);
-	unsigned long offset;
 	int r;
 
 	/* Remember that this BO was accessed by the CPU */
@@ -1355,8 +1354,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
 	if (bo->resource->mem_type != TTM_PL_VRAM)
 		return 0;
 
-	offset = bo->resource->start << PAGE_SHIFT;
-	if ((offset + bo->base.size) <= adev->gmc.visible_vram_size)
+	if (amdgpu_bo_in_cpu_visible_vram(abo))
 		return 0;
 
 	/* Can't move a pinned BO to visible VRAM */
@@ -1378,10 +1376,9 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
 	else if (unlikely(r))
 		return VM_FAULT_SIGBUS;
 
-	offset = bo->resource->start << PAGE_SHIFT;
 	/* this should never happen */
 	if (bo->resource->mem_type == TTM_PL_VRAM &&
-	    (offset + bo->base.size) > adev->gmc.visible_vram_size)
+	    amdgpu_bo_in_cpu_visible_vram(abo))
 		return VM_FAULT_SIGBUS;
 
 	ttm_bo_move_to_lru_tail_unlocked(bo);
-- 
2.32.0



More information about the dri-devel mailing list