From d5b72a2123dfaf9416b1a1177b4be041f8a8b6d4 Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Fri, 17 Mar 2017 17:34:49 +0100
Subject: dma-fence: add dma_fence_match_context helper
Add a helper to check if all fences in a fence array are from a given
context. For convenience, the function can also handle being given a
non-array fence.
Signed-off-by: Philipp Zabel
Reviewed-by: Gustavo Padovan
Acked-by: Sumit Semwal
Signed-off-by: Sumit Semwal
Link: http://patchwork.freedesktop.org/patch/msgid/1489768492-25190-1-git-send-email-p.zabel@pengutronix.de
---
include/linux/dma-fence-array.h | 2 ++
1 file changed, 2 insertions(+)
(limited to 'include/linux')
diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h
index 5900945f962d..332a5420243c 100644
--- a/include/linux/dma-fence-array.h
+++ b/include/linux/dma-fence-array.h
@@ -83,4 +83,6 @@ struct dma_fence_array *dma_fence_array_create(int num_fences,
u64 context, unsigned seqno,
bool signal_on_any);
+bool dma_fence_match_context(struct dma_fence *fence, u64 context);
+
#endif /* __LINUX_DMA_FENCE_ARRAY_H */
--
cgit