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| author | Christian König <christian.koenig@amd.com> | 2018-12-03 15:36:14 +0300 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2018-12-03 19:40:18 +0300 |
| commit | 078dec3326e2244c62e8a8d970ba24359e3464be (patch) | |
| tree | fe94d4a9b88eac3915cdc1eaa5f560a517bd2abe /include/linux/dma-fence.h | |
| parent | 4fb86404a977b932eed56c0dd0954f6225eee3eb (diff) | |
| download | linux-078dec3326e2244c62e8a8d970ba24359e3464be.tar.xz | |
dma-buf: add dma_fence_get_stub
Extract of useful code from the timeline work. This provides a function
to return a stub or dummy fence which is always signaled.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Link: https://patchwork.freedesktop.org/patch/265248/
Diffstat (limited to 'include/linux/dma-fence.h')
| -rw-r--r-- | include/linux/dma-fence.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index 02dba8cd033d..999e4b104410 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -541,6 +541,7 @@ static inline signed long dma_fence_wait(struct dma_fence *fence, bool intr) return ret < 0 ? ret : 0; } +struct dma_fence *dma_fence_get_stub(void); u64 dma_fence_context_alloc(unsigned num); #define DMA_FENCE_TRACE(f, fmt, args...) \ |