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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-25 08:48:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-25 08:48:31 -0700
commitf98c2135f8e73f1cfba640dfb80beb0dad75f278 (patch)
tree4c97f1a81474ba6f3cb3c281685f0c79eb226859 /drivers/staging
parentMerge tag 'asm-generic-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic (diff)
parentMerge branch 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux into drm-next (diff)
downloadlinux-dev-f98c2135f8e73f1cfba640dfb80beb0dad75f278.tar.xz
linux-dev-f98c2135f8e73f1cfba640dfb80beb0dad75f278.zip
Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie: "Just a couple of dma-buf related fixes and some amdgpu fixes, along with a regression fix for radeon off but default feature, but makes my 30" monitor happy again" * 'drm-next' of git://people.freedesktop.org/~airlied/linux: drm/radeon/mst: cleanup code indentation drm/radeon/mst: fix regression in lane/link handling. drm/amdgpu: add invalidate_page callback for userptrs drm/amdgpu: Revert "remove the userptr rmn->lock" drm/amdgpu: clean up path handling for powerplay drm/amd/powerplay: fix memory leak of tdp_table dma-buf/fence: fix fence_is_later v2 dma-buf: Update docs for SYNC ioctl drm: remove excess description dma-buf, drm, ion: Propagate error code from dma_buf_start_cpu_access() drm/atmel-hlcdc: use helper to get crtc state drm/atomic: use helper to get crtc state
Diffstat (limited to 'drivers/staging')
-rw-r--r--drivers/staging/android/ion/ion.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index bceb81309787..85365672c931 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -1141,14 +1141,16 @@ static int ion_dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
return PTR_ERR_OR_ZERO(vaddr);
}
-static void ion_dma_buf_end_cpu_access(struct dma_buf *dmabuf,
- enum dma_data_direction direction)
+static int ion_dma_buf_end_cpu_access(struct dma_buf *dmabuf,
+ enum dma_data_direction direction)
{
struct ion_buffer *buffer = dmabuf->priv;
mutex_lock(&buffer->lock);
ion_buffer_kmap_put(buffer);
mutex_unlock(&buffer->lock);
+
+ return 0;
}
static struct dma_buf_ops dma_buf_ops = {