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authorChristian König <christian.koenig@amd.com>2014-09-04 20:01:53 +0200
committerAlex Deucher <alexander.deucher@amd.com>2014-09-11 10:46:01 -0400
commit57d20a43c9b30663bdbacde8294a902edef35a84 (patch)
tree1a2ab2ad48988611c498f8e8c202a6a90b1598da /drivers/gpu/drm/radeon/radeon_benchmark.c
parentae9c0af2c0ea92e57013ab2dd7271ba7d6b2a833 (diff)
downloadblackbird-op-linux-57d20a43c9b30663bdbacde8294a902edef35a84.tar.gz
blackbird-op-linux-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/radeon_benchmark.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_benchmark.c30
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c
index 69f5695bdab9..1e8855060fc7 100644
--- a/drivers/gpu/drm/radeon/radeon_benchmark.c
+++ b/drivers/gpu/drm/radeon/radeon_benchmark.c
@@ -45,33 +45,29 @@ static int radeon_benchmark_do_move(struct radeon_device *rdev, unsigned size,
for (i = 0; i < n; i++) {
switch (flag) {
case RADEON_BENCHMARK_COPY_DMA:
- r = radeon_copy_dma(rdev, saddr, daddr,
- size / RADEON_GPU_PAGE_SIZE,
- &fence);
+ fence = radeon_copy_dma(rdev, saddr, daddr,
+ size / RADEON_GPU_PAGE_SIZE,
+ NULL);
break;
case RADEON_BENCHMARK_COPY_BLIT:
- r = radeon_copy_blit(rdev, saddr, daddr,
- size / RADEON_GPU_PAGE_SIZE,
- &fence);
+ fence = radeon_copy_blit(rdev, saddr, daddr,
+ size / RADEON_GPU_PAGE_SIZE,
+ NULL);
break;
default:
DRM_ERROR("Unknown copy method\n");
- r = -EINVAL;
+ return -EINVAL;
}
- if (r)
- goto exit_do_move;
+ if (IS_ERR(fence))
+ return PTR_ERR(fence);
+
r = radeon_fence_wait(fence, false);
- if (r)
- goto exit_do_move;
radeon_fence_unref(&fence);
+ if (r)
+ return r;
}
end_jiffies = jiffies;
- r = jiffies_to_msecs(end_jiffies - start_jiffies);
-
-exit_do_move:
- if (fence)
- radeon_fence_unref(&fence);
- return r;
+ return jiffies_to_msecs(end_jiffies - start_jiffies);
}
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