diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 1f0db995046d..56c07e3fdb33 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -90,6 +90,19 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) amdgpu_ring_write(ring, ring->nop); } +/** amdgpu_ring_generic_pad_ib - pad IB with NOP packets + * + * @ring: amdgpu_ring structure holding ring information + * @ib: IB to add NOP packets to + * + * This is the generic pad_ib function for rings except SDMA + */ +void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib) +{ + while (ib->length_dw & ring->align_mask) + ib->ptr[ib->length_dw++] = ring->nop; +} + /** * amdgpu_ring_commit - tell the GPU to execute the new * commands on the ring buffer |