ring_write_multiple should use buf_mask instead of ptr_mask Change-Id: Ia249b6a1a990a6c3cba5c4048de6d604bb91d0ef Signed-off-by: Monk Liu <Monk.Liu at amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 2861aee..284af3a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1804,9 +1804,9 @@ static inline void amdgpu_ring_write_multiple(struct amdgpu_ring *ring, void *sr if (ring->count_dw < count_dw) { DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n"); } else { - occupied = ring->wptr & ring->ptr_mask; + occupied = ring->wptr & ring->buf_mask; dst = (void *)&ring->ring[occupied]; - chunk1 = ring->ptr_mask + 1 - occupied; + chunk1 = ring->buf_mask + 1 - occupied; chunk1 = (chunk1 >= count_dw) ? count_dw: chunk1; chunk2 = count_dw - chunk1; chunk1 <<= 2; -- 2.7.4