From ddc94d0b17e8ea8179ecbbefacac3fba0fb77265 Mon Sep 17 00:00:00 2001 From: Matthew Brost Date: Mon, 26 Aug 2024 10:01:43 -0700 Subject: dma-buf: Split out dma fence array create into alloc and arm functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Useful to preallocate dma fence array and then arm in path of reclaim or a dma fence. v2: - s/arm/init (Christian) - Drop !array warn (Christian) v3: - Fix kernel doc typos (dim) Cc: Sumit Semwal Cc: Christian König Signed-off-by: Matthew Brost Reviewed-by: Christian König Link: https://patchwork.freedesktop.org/patch/msgid/20240826170144.2492062-2-matthew.brost@intel.com --- include/linux/dma-fence-array.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include') diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h index 29c5650c1038..079b3dec0a16 100644 --- a/include/linux/dma-fence-array.h +++ b/include/linux/dma-fence-array.h @@ -79,6 +79,12 @@ to_dma_fence_array(struct dma_fence *fence) for (index = 0, fence = dma_fence_array_first(head); fence; \ ++(index), fence = dma_fence_array_next(head, index)) +struct dma_fence_array *dma_fence_array_alloc(int num_fences); +void dma_fence_array_init(struct dma_fence_array *array, + int num_fences, struct dma_fence **fences, + u64 context, unsigned seqno, + bool signal_on_any); + struct dma_fence_array *dma_fence_array_create(int num_fences, struct dma_fence **fences, u64 context, unsigned seqno, -- cgit v1.2.3