diff options
| author |   Christian König <christian.koenig@amd.com> | 2014-09-04 20:01:53 +0200 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2014-09-11 10:46:01 -0400 |
| commit | 57d20a43c9b30663bdbacde8294a902edef35a84 (patch) | |
| tree | 1a2ab2ad48988611c498f8e8c202a6a90b1598da /drivers/gpu/drm/radeon/r600.c | |
| parent | drm/ttm: allow fence to be added as shared (diff) | |
| download | linux-dev-57d20a43c9b30663bdbacde8294a902edef35a84.tar.xz linux-dev-57d20a43c9b30663bdbacde8294a902edef35a84.zip | |
drm/radeon: add the infrastructure for concurrent buffer access
This allows us to specify if we want to sync to
the shared fences of a reservation object or not.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index a95ced569d84..5e9146b968b9 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2894,12 +2894,13 @@ bool r600_semaphore_ring_emit(struct radeon_device *rdev, * Used by the radeon ttm implementation to move pages if * registered as the asic copy callback. */ -int r600_copy_cpdma(struct radeon_device *rdev, - uint64_t src_offset, uint64_t dst_offset, - unsigned num_gpu_pages, - struct radeon_fence **fence) +struct radeon_fence *r600_copy_cpdma(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_gpu_pages, + struct reservation_object *resv) { struct radeon_semaphore *sem = NULL; + struct radeon_fence *fence; int ring_index = rdev->asic->copy.blit_ring_index; struct radeon_ring *ring = &rdev->ring[ring_index]; u32 size_in_bytes, cur_size_in_bytes, tmp; @@ -2909,7 +2910,7 @@ int r600_copy_cpdma(struct radeon_device *rdev, r = radeon_semaphore_create(rdev, &sem); if (r) { DRM_ERROR("radeon: moving bo (%d).\n", r); - return r; + return ERR_PTR(r); } size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT); @@ -2918,10 +2919,10 @@ int r600_copy_cpdma(struct radeon_device *rdev, if (r) { DRM_ERROR("radeon: moving bo (%d).\n", r); radeon_semaphore_free(rdev, &sem, NULL); - return r; + return ERR_PTR(r); } - radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_resv(sem, resv, false); radeon_semaphore_sync_rings(rdev, sem, ring->idx); radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); @@ -2948,17 +2949,17 @@ int r600_copy_cpdma(struct radeon_device *rdev, radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit); - r = radeon_fence_emit(rdev, fence, ring->idx); + r = radeon_fence_emit(rdev, &fence, ring->idx); if (r) { radeon_ring_unlock_undo(rdev, ring); radeon_semaphore_free(rdev, &sem, NULL); - return r; + return ERR_PTR(r); } radeon_ring_unlock_commit(rdev, ring, false); - radeon_semaphore_free(rdev, &sem, *fence); + radeon_semaphore_free(rdev, &sem, fence); - return r; + return fence; } int r600_set_surface_reg(struct radeon_device *rdev, int reg, |