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authorSylwester Nawrocki <s.nawrocki@samsung.com>2013-07-19 12:21:29 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2013-07-30 15:52:32 -0300
commite7359f8e660882fb2168609638163561eb2f50f0 (patch)
treef40223db11d3de96d1315023530880d33a844dca /include/media
parentcfca7644d7959e1f50cb132306d1557bf6c2da57 (diff)
[media] V4L: Add V4L2_ASYNC_MATCH_OF subdev matching type
Add support for matching by device_node pointer. This allows the notifier user to simply pass a list of device_node pointers corresponding to sub-devices. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'include/media')
-rw-r--r--include/media/v4l2-async.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/media/v4l2-async.h b/include/media/v4l2-async.h
index 33e3b2a30ecb..82b29813f8be 100644
--- a/include/media/v4l2-async.h
+++ b/include/media/v4l2-async.h
@@ -15,6 +15,7 @@
#include <linux/mutex.h>
struct device;
+struct device_node;
struct v4l2_device;
struct v4l2_subdev;
struct v4l2_async_notifier;
@@ -26,6 +27,7 @@ enum v4l2_async_match_type {
V4L2_ASYNC_MATCH_CUSTOM,
V4L2_ASYNC_MATCH_DEVNAME,
V4L2_ASYNC_MATCH_I2C,
+ V4L2_ASYNC_MATCH_OF,
};
/**
@@ -39,6 +41,9 @@ struct v4l2_async_subdev {
enum v4l2_async_match_type match_type;
union {
struct {
+ const struct device_node *node;
+ } of;
+ struct {
const char *name;
} device_name;
struct {