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drm/radeon: implement blit copy callback for CIK

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Uses the CP ring rather than the DMA ring.  Useful
for debugging and benchmarking.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-10-01 16:36:51 -04:00
parent 43e917251a
commit c9dbd70552
3 changed files with 145 additions and 0 deletions
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4
drivers/gpu/drm/radeon/radeon_asic.h
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@@ -705,6 +705,10 @@ int cik_copy_dma(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_gpu_pages,
struct radeon_fence **fence);
int cik_copy_cpdma(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_gpu_pages,
struct radeon_fence **fence);
int cik_sdma_ring_test(struct radeon_device *rdev, struct radeon_ring *ring);
int cik_sdma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
bool cik_sdma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring);