[PATCH v2] drm/amdgpu: use pre-calculated bo size

Nirmoy Das nirmoy.das at amd.com
Tue Apr 13 20:50:41 UTC 2021


Use bo->tbo.base.size instead of bo->tbo.mem.num_pages << PAGE_SHIFT.

Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 1345f7eba011..74ecc0c1863f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1371,7 +1371,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
 	if (bo->mem.mem_type != TTM_PL_VRAM)
 		return 0;

-	size = bo->mem.num_pages << PAGE_SHIFT;
+	size = bo->base.size;
 	offset = bo->mem.start << PAGE_SHIFT;
 	if ((offset + size) <= adev->gmc.visible_vram_size)
 		return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 936b3cfdde55..26deace78539 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2048,7 +2048,7 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
 			return r;
 	}

-	num_bytes = bo->tbo.mem.num_pages << PAGE_SHIFT;
+	num_bytes = bo->tbo.base.size;
 	num_loops = 0;

 	amdgpu_res_first(&bo->tbo.mem, 0, num_bytes, &cursor);
--
2.30.2



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