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authorHans Verkuil <hverkuil-cisco@xs4all.nl>2019-01-21 08:32:23 -0500
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-02-07 12:11:19 -0500
commit15a40b27beb0a85d7f11d747bfc587dbeb69a96c (patch)
treedfb30013a9a2e6d5ff2ae27a329439d0321389db /drivers/media/pci
parent63635b54e07f646aa1d8e54c96b099162a226f7d (diff)
media: videobuf: use u64 for the timestamp internally
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>
Diffstat (limited to 'drivers/media/pci')
-rw-r--r--drivers/media/pci/bt8xx/bttv-driver.c8
-rw-r--r--drivers/media/pci/cx18/cx18-mailbox.c2
2 files changed, 4 insertions, 6 deletions
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index d09785fd37a8..5e769c09dbd0 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -3600,9 +3600,7 @@ static void
bttv_irq_wakeup_video(struct bttv *btv, struct bttv_buffer_set *wakeup,
struct bttv_buffer_set *curr, unsigned int state)
{
- struct timeval ts;
-
- v4l2_get_timestamp(&ts);
+ u64 ts = ktime_get_ns();
if (wakeup->top == wakeup->bottom) {
if (NULL != wakeup->top && curr->top != wakeup->top) {
@@ -3643,7 +3641,7 @@ bttv_irq_wakeup_vbi(struct bttv *btv, struct bttv_buffer *wakeup,
if (NULL == wakeup)
return;
- v4l2_get_timestamp(&wakeup->vb.ts);
+ wakeup->vb.ts = ktime_get_ns();
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = state;
wake_up(&wakeup->vb.done);
@@ -3713,7 +3711,7 @@ bttv_irq_wakeup_top(struct bttv *btv)
btv->curr.top = NULL;
bttv_risc_hook(btv, RISC_SLOT_O_FIELD, NULL, 0);
- v4l2_get_timestamp(&wakeup->vb.ts);
+ wakeup->vb.ts = ktime_get_ns();
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = VIDEOBUF_DONE;
wake_up(&wakeup->vb.done);
diff --git a/drivers/media/pci/cx18/cx18-mailbox.c b/drivers/media/pci/cx18/cx18-mailbox.c
index f66dd63e1994..0ffd2196a980 100644
--- a/drivers/media/pci/cx18/cx18-mailbox.c
+++ b/drivers/media/pci/cx18/cx18-mailbox.c
@@ -197,7 +197,7 @@ static void cx18_mdl_send_to_videobuf(struct cx18_stream *s,
}
if (dispatch) {
- v4l2_get_timestamp(&vb_buf->vb.ts);
+ vb_buf->vb.ts = ktime_get_ns();
list_del(&vb_buf->vb.queue);
vb_buf->vb.state = VIDEOBUF_DONE;
wake_up(&vb_buf->vb.done);