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media: v4l2-event: keep track of the timestamp in ns

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Internally use ktime_get_ns() to get the timestamp of the event.
Only convert to timespec when interfacing with userspace.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil
2019-01-21 08:32:22 -05:00
committed by Mauro Carvalho Chehab
parent 81a43d10b8
commit 63635b54e0
2 changed files with 11 additions and 10 deletions
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2
include/media/v4l2-event.h
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@@ -34,11 +34,13 @@ struct video_device;
* @list: List node for the v4l2_fh->available list.
* @sev: Pointer to parent v4l2_subscribed_event.
* @event: The event itself.
* @ts: The timestamp of the event.
*/
struct v4l2_kevent {
struct list_head list;
struct v4l2_subscribed_event *sev;
struct v4l2_event event;
u64 ts;
};
/**