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authorTomasz Stanislawski <t.stanislaws@samsung.com>2012-06-14 11:32:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-11-25 17:21:00 -0200
commit83ae7c5a1b5b5cd4380ff70797e4c5dcfb61a70d (patch)
tree2b1b4741b24b73c9a61ebe48fb9a399b194e01e0 /include/media/v4l2-mem2mem.h
parent19b6ef51640fb35666884c7b577b1a24a4be8e34 (diff)
downloadop-kernel-dev-83ae7c5a1b5b5cd4380ff70797e4c5dcfb61a70d.zip
op-kernel-dev-83ae7c5a1b5b5cd4380ff70797e4c5dcfb61a70d.tar.gz
[media] v4l: vb2: add buffer exporting via dmabuf
This patch adds extension to videobuf2-core. It allow to export an mmap buffer as a DMABUF file descriptor. Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Tested-by: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media/v4l2-mem2mem.h')
-rw-r--r--include/media/v4l2-mem2mem.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h
index 131cc4a..7e82d2b 100644
--- a/include/media/v4l2-mem2mem.h
+++ b/include/media/v4l2-mem2mem.h
@@ -111,6 +111,9 @@ int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
struct v4l2_buffer *buf);
+int v4l2_m2m_expbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
+ struct v4l2_exportbuffer *eb);
+
int v4l2_m2m_streamon(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
enum v4l2_buf_type type);
int v4l2_m2m_streamoff(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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