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| author | Sergey Senozhatsky <senozhatsky@chromium.org> | 2020-05-14 18:01:48 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-06-23 13:37:05 +0200 |
| commit | 093067ed1285d027d1e4a0e3dba72160849fbb84 (patch) | |
| tree | 3ab09945f1bacfcde4849a23c4456c3ca202b06f /drivers/media | |
| parent | dcf3bfe7c71d8da57cda2e3e06b8c28ed155741b (diff) | |
| download | linux-093067ed1285d027d1e4a0e3dba72160849fbb84.tar.gz linux-093067ed1285d027d1e4a0e3dba72160849fbb84.tar.bz2 linux-093067ed1285d027d1e4a0e3dba72160849fbb84.zip | |
media: videobuf2: check ->synced flag in prepare() and finish()
This simplifies the code a tiny bit and let's us to avoid
unneeded ->prepare()/->finish() calls.
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/common/videobuf2/videobuf2-core.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c index b15fb11be846..37d0186ba330 100644 --- a/drivers/media/common/videobuf2/videobuf2-core.c +++ b/drivers/media/common/videobuf2/videobuf2-core.c @@ -304,6 +304,9 @@ static void __vb2_buf_mem_prepare(struct vb2_buffer *vb) { unsigned int plane; + if (vb->synced) + return; + if (vb->need_cache_sync_on_prepare) { for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, prepare, @@ -320,6 +323,9 @@ static void __vb2_buf_mem_finish(struct vb2_buffer *vb) { unsigned int plane; + if (!vb->synced) + return; + if (vb->need_cache_sync_on_finish) { for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, finish, @@ -1999,8 +2005,7 @@ static void __vb2_queue_cancel(struct vb2_queue *q) call_void_vb_qop(vb, buf_request_complete, vb); } - if (vb->synced) - __vb2_buf_mem_finish(vb); + __vb2_buf_mem_finish(vb); if (vb->prepared) { call_void_vb_qop(vb, buf_finish, vb); |