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36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
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From d57aecba0cd291e0c28e2c82c3d4bce06c5b5b94 Mon Sep 17 00:00:00 2001
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From: Gurchetan Singh <gurchetansingh@chromium.org>
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Date: Mon, 2 Dec 2019 17:36:24 -0800
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Subject: [PATCH] udmabuf: use cache_sgt_mapping option
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Commit bc7a71da43b48333f84c6534ab43d240e34cf9eb uptream.
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The GEM prime helpers do it, so should we. It's also possible to make
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it optional later.
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Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
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Link: http://patchwork.freedesktop.org/patch/msgid/20191203013627.85991-1-gurchetansingh@chromium.org
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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---
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drivers/dma-buf/udmabuf.c | 9 +++++----
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1 file changed, 5 insertions(+), 4 deletions(-)
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--- a/drivers/dma-buf/udmabuf.c
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+++ b/drivers/dma-buf/udmabuf.c
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@@ -94,10 +94,11 @@ static void release_udmabuf(struct dma_b
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}
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static const struct dma_buf_ops udmabuf_ops = {
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- .map_dma_buf = map_udmabuf,
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- .unmap_dma_buf = unmap_udmabuf,
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- .release = release_udmabuf,
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- .mmap = mmap_udmabuf,
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+ .cache_sgt_mapping = true,
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+ .map_dma_buf = map_udmabuf,
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+ .unmap_dma_buf = unmap_udmabuf,
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+ .release = release_udmabuf,
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+ .mmap = mmap_udmabuf,
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};
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#define SEALS_WANTED (F_SEAL_SHRINK)
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