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media: videobuf: use u64 for the timestamp internally

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Just like vb2 does, use u64 internally to store the timestamps
of the buffers. Only convert to timeval 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 08:32:23 -05:00
committed by Mauro Carvalho Chehab
parent 63635b54e0
commit 15a40b27be
13 changed files with 23 additions and 25 deletions
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4
drivers/media/usb/cx231xx/cx231xx-417.c
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@@ -1316,7 +1316,7 @@ static void buffer_copy(struct cx231xx *dev, char *data, int len, struct urb *ur
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);
dma_q->mpeg_buffer_completed = 0;
@@ -1347,7 +1347,7 @@ static void buffer_filled(char *data, int len, struct urb *urb,
memcpy(vbuf, data, len);
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);
}

2
drivers/media/usb/cx231xx/cx231xx-vbi.c
View File

@@ -528,7 +528,7 @@ static inline void vbi_buffer_filled(struct cx231xx *dev,
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
dev->vbi_mode.bulk_ctl.buf = NULL;

2
drivers/media/usb/cx231xx/cx231xx-video.c
View File

@@ -182,7 +182,7 @@ static inline void buffer_filled(struct cx231xx *dev,
cx231xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i);
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
if (dev->USE_ISO)
dev->video_mode.isoc_ctl.buf = NULL;