Commit 786119ff authored by Rob Clark's avatar Rob Clark
Browse files

dma-buf/fence-chain: Add fence deadline support 



Propagate the deadline to all the fences in the chain.

v2: Use dma_fence_chain_contained [Tvrtko]

Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
parent 691fdba3

drivers/dma-buf/dma-fence-chain.c

+12 −0
Original line number Diff line number Diff line
@@ -206,6 +206,17 @@ static void dma_fence_chain_release(struct dma_fence *fence) 
	dma_fence_free(fence);

}





static void dma_fence_chain_set_deadline(struct dma_fence *fence,

					 ktime_t deadline)

{

	dma_fence_chain_for_each(fence, fence) {

		struct dma_fence *f = dma_fence_chain_contained(fence);



		dma_fence_set_deadline(f, deadline);

	}

}



const struct dma_fence_ops dma_fence_chain_ops = {

	.use_64bit_seqno = true,

	.get_driver_name = dma_fence_chain_get_driver_name,
@@ -213,6 +224,7 @@ const struct dma_fence_ops dma_fence_chain_ops = { 
	.enable_signaling = dma_fence_chain_enable_signaling,

	.signaled = dma_fence_chain_signaled,

	.release = dma_fence_chain_release,

	.set_deadline = dma_fence_chain_set_deadline,

};

EXPORT_SYMBOL(dma_fence_chain_ops);