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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index e6344a6b0a9f..690976665cf6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -144,8 +144,10 @@ void amdgpu_ring_commit(struct amdgpu_ring *ring)
/* We pad to match fetch size */
count = ring->funcs->align_mask + 1 -
(ring->wptr & ring->funcs->align_mask);
- count %= ring->funcs->align_mask + 1;
- ring->funcs->insert_nop(ring, count);
+ count &= ring->funcs->align_mask;
+
+ if (count != 0)
+ ring->funcs->insert_nop(ring, count);
mb();
amdgpu_ring_set_wptr(ring);