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authorLuben Tuikov <luben.tuikov@amd.com>2019-10-02 00:02:18 -0400
committerAlex Deucher <alexander.deucher@amd.com>2019-10-10 19:35:20 -0500
commit4e930d96c906b8512c73038209038d48a70398a9 (patch)
tree19b6e7e50ed83867a04d26d00b334cc4e0c760d6 /drivers/gpu
parent54e9ab2edb2576b58d905d2385a0cbfc0750c7e4 (diff)
drm/amdgpu: Use the ALIGN() macro
Use the ALIGN() macro to set "num_dw" to a multiple of 8, i.e. lower 3 bits cleared. Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 74a9bd94f10c..9da6350a4ba2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1921,10 +1921,7 @@ static int amdgpu_map_buffer(struct ttm_buffer_object *bo,
*addr += (u64)window * AMDGPU_GTT_MAX_TRANSFER_SIZE *
AMDGPU_GPU_PAGE_SIZE;
- num_dw = adev->mman.buffer_funcs->copy_num_dw;
- while (num_dw & 0x7)
- num_dw++;
-
+ num_dw = ALIGN(adev->mman.buffer_funcs->copy_num_dw, 8);
num_bytes = num_pages * 8;
r = amdgpu_job_alloc_with_ib(adev, num_dw * 4 + num_bytes, &job);
@@ -1984,11 +1981,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
max_bytes = adev->mman.buffer_funcs->copy_max_bytes;
num_loops = DIV_ROUND_UP(byte_count, max_bytes);
- num_dw = num_loops * adev->mman.buffer_funcs->copy_num_dw;
-
- /* for IB padding */
- while (num_dw & 0x7)
- num_dw++;
+ num_dw = ALIGN(num_loops * adev->mman.buffer_funcs->copy_num_dw, 8);
r = amdgpu_job_alloc_with_ib(adev, num_dw * 4, &job);
if (r)