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path: root/drivers/media/usb/uvc/uvc_video.c
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Diffstat (limited to 'drivers/media/usb/uvc/uvc_video.c')
-rw-r--r--drivers/media/usb/uvc/uvc_video.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
index 73cd44e8bd81..d468332abe0d 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -725,7 +725,7 @@ static void uvc_video_stats_decode(struct uvc_streaming *stream,
if (stream->stats.stream.nb_frames == 0 &&
stream->stats.frame.nb_packets == 0)
- ktime_get_ts(&stream->stats.stream.start_ts);
+ stream->stats.stream.start_ts = ktime_get();
switch (data[1] & (UVC_STREAM_PTS | UVC_STREAM_SCR)) {
case UVC_STREAM_PTS | UVC_STREAM_SCR:
@@ -865,16 +865,13 @@ size_t uvc_video_stats_dump(struct uvc_streaming *stream, char *buf,
{
unsigned int scr_sof_freq;
unsigned int duration;
- struct timespec ts;
size_t count = 0;
- ts = timespec_sub(stream->stats.stream.stop_ts,
- stream->stats.stream.start_ts);
-
/* Compute the SCR.SOF frequency estimate. At the nominal 1kHz SOF
* frequency this will not overflow before more than 1h.
*/
- duration = ts.tv_sec * 1000 + ts.tv_nsec / 1000000;
+ duration = ktime_ms_delta(stream->stats.stream.stop_ts,
+ stream->stats.stream.start_ts);
if (duration != 0)
scr_sof_freq = stream->stats.stream.scr_sof_count * 1000
/ duration;
@@ -915,7 +912,7 @@ static void uvc_video_stats_start(struct uvc_streaming *stream)
static void uvc_video_stats_stop(struct uvc_streaming *stream)
{
- ktime_get_ts(&stream->stats.stream.stop_ts);
+ stream->stats.stream.stop_ts = ktime_get();
}
/* ------------------------------------------------------------------------