diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 5ec5c3ff22bb..43f769fed810 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -159,8 +159,16 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) */ void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib) { - while (ib->length_dw & ring->funcs->align_mask) - ib->ptr[ib->length_dw++] = ring->funcs->nop; + u32 align_mask = ring->funcs->align_mask; + u32 count = ib->length_dw & align_mask; + + if (count) { + count = align_mask + 1 - count; + + memset32(&ib->ptr[ib->length_dw], ring->funcs->nop, count); + + ib->length_dw += count; + } } /** |