The wall time clock isn't useful for applications as it can jump around
due to time adjustement. Switch to the monotonic clock.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/usb/gadget/uvc_queue.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
Changes since v1:
- Replace ktime_get_ts() with v4l2_get_timestamp()
diff --git a/drivers/usb/gadget/uvc_queue.c b/drivers/usb/gadget/uvc_queue.c
index 0bb5d50..9ac4ffe1 100644
--- a/drivers/usb/gadget/uvc_queue.c
+++ b/drivers/usb/gadget/uvc_queue.c
@@ -20,6 +20,7 @@
#include <linux/vmalloc.h>
#include <linux/wait.h>
+#include <media/v4l2-common.h>
#include <media/videobuf2-vmalloc.h>
#include "uvc.h"
@@ -379,14 +380,8 @@ static struct uvc_buffer *uvc_queue_next_buffer(struct
uvc_video_queue *queue,
else
nextbuf = NULL;
- /*
- * FIXME: with videobuf2, the sequence number or timestamp fields
- * are valid only for video capture devices and the UVC gadget usually
- * is a video output device. Keeping these until the specs are clear on
- * this aspect.
- */
buf->buf.v4l2_buf.sequence = queue->sequence++;
- do_gettimeofday(&buf->buf.v4l2_buf.timestamp);
+ v4l2_get_timestamp(&buf->buf.v4l2_buf.timestamp);
vb2_set_plane_payload(&buf->buf, 0, buf->bytesused);
vb2_buffer_done(&buf->buf, VB2_BUF_STATE_DONE);
--
1.8.3.2
--
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