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authorHans Verkuil <hans.verkuil@cisco.com>2011-06-20 11:56:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-07-27 17:53:34 -0300
commit3f66f0ed319505555f45ceac04775b23f9279ee6 (patch)
tree27796db307bf941b8297b639b4cb2b9a48ffc689 /include/media/v4l2-event.h
parente969084030b03f4997d63b3f718ba814290e0705 (diff)
downloadvexpress-lsk-3f66f0ed319505555f45ceac04775b23f9279ee6.tar.gz
[media] v4l2-ctrls/v4l2-events: small coding style cleanups
Thanks to Laurent Pinchart <laurent.pinchart@ideasonboard.com>. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media/v4l2-event.h')
-rw-r--r--include/media/v4l2-event.h34
1 files changed, 19 insertions, 15 deletions
diff --git a/include/media/v4l2-event.h b/include/media/v4l2-event.h
index 6da793fa4d3..7abeb397d13 100644
--- a/include/media/v4l2-event.h
+++ b/include/media/v4l2-event.h
@@ -33,41 +33,45 @@ struct v4l2_fh;
struct v4l2_subscribed_event;
struct video_device;
+/** struct v4l2_kevent - Internal kernel event struct.
+ * @list: List node for the v4l2_fh->available list.
+ * @sev: Pointer to parent v4l2_subscribed_event.
+ * @event: The event itself.
+ */
struct v4l2_kevent {
- /* list node for the v4l2_fh->available list */
struct list_head list;
- /* pointer to parent v4l2_subscribed_event */
struct v4l2_subscribed_event *sev;
- /* event itself */
struct v4l2_event event;
};
+/** struct v4l2_subscribed_event - Internal struct representing a subscribed event.
+ * @list: List node for the v4l2_fh->subscribed list.
+ * @type: Event type.
+ * @id: Associated object ID (e.g. control ID). 0 if there isn't any.
+ * @flags: Copy of v4l2_event_subscription->flags.
+ * @fh: Filehandle that subscribed to this event.
+ * @node: List node that hooks into the object's event list (if there is one).
+ * @replace: Optional callback that can replace event 'old' with event 'new'.
+ * @merge: Optional callback that can merge event 'old' into event 'new'.
+ * @elems: The number of elements in the events array.
+ * @first: The index of the events containing the oldest available event.
+ * @in_use: The number of queued events.
+ * @events: An array of @elems events.
+ */
struct v4l2_subscribed_event {
- /* list node for the v4l2_fh->subscribed list */
struct list_head list;
- /* event type */
u32 type;
- /* associated object ID (e.g. control ID) */
u32 id;
- /* copy of v4l2_event_subscription->flags */
u32 flags;
- /* filehandle that subscribed to this event */
struct v4l2_fh *fh;
- /* list node that hooks into the object's event list (if there is one) */
struct list_head node;
- /* Optional callback that can replace event 'old' with event 'new'. */
void (*replace)(struct v4l2_event *old,
const struct v4l2_event *new);
- /* Optional callback that can merge event 'old' into event 'new'. */
void (*merge)(const struct v4l2_event *old,
struct v4l2_event *new);
- /* the number of elements in the events array */
unsigned elems;
- /* the index of the events containing the oldest available event */
unsigned first;
- /* the number of queued events */
unsigned in_use;
- /* an array of elems events */
struct v4l2_kevent events[];
};