[media] v4l: Convert drivers to use monotonic timestamps
Convert drivers using wall clock time (CLOCK_REALTIME) to timestamp from the
monotonic timer (CLOCK_MONOTONIC).
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index de6f41f..346458b 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -3835,7 +3835,7 @@
{
struct timeval ts;
- do_gettimeofday(&ts);
+ v4l2_get_timestamp(&ts);
if (wakeup->top == wakeup->bottom) {
if (NULL != wakeup->top && curr->top != wakeup->top) {
@@ -3878,7 +3878,7 @@
if (NULL == wakeup)
return;
- do_gettimeofday(&ts);
+ v4l2_get_timestamp(&ts);
wakeup->vb.ts = ts;
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = state;
@@ -3949,7 +3949,7 @@
btv->curr.top = NULL;
bttv_risc_hook(btv, RISC_SLOT_O_FIELD, NULL, 0);
- do_gettimeofday(&wakeup->vb.ts);
+ v4l2_get_timestamp(&wakeup->vb.ts);
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = VIDEOBUF_DONE;
wake_up(&wakeup->vb.done);
diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c
index 065ecd5..c757259 100644
--- a/drivers/media/pci/cx23885/cx23885-core.c
+++ b/drivers/media/pci/cx23885/cx23885-core.c
@@ -439,7 +439,7 @@
if ((s16) (count - buf->count) < 0)
break;
- do_gettimeofday(&buf->vb.ts);
+ v4l2_get_timestamp(&buf->vb.ts);
dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
count, buf->count);
buf->vb.state = VIDEOBUF_DONE;
diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c
index 1a21926..8397531 100644
--- a/drivers/media/pci/cx23885/cx23885-video.c
+++ b/drivers/media/pci/cx23885/cx23885-video.c
@@ -300,7 +300,7 @@
if ((s16) (count - buf->count) < 0)
break;
- do_gettimeofday(&buf->vb.ts);
+ v4l2_get_timestamp(&buf->vb.ts);
dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
count, buf->count);
buf->vb.state = VIDEOBUF_DONE;
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index 53b16dd..d4de021 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -130,7 +130,7 @@
if ((s16) (count - buf->count) < 0)
break;
- do_gettimeofday(&buf->vb.ts);
+ v4l2_get_timestamp(&buf->vb.ts);
buf->vb.state = VIDEOBUF_DONE;
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);
diff --git a/drivers/media/pci/cx88/cx88-core.c b/drivers/media/pci/cx88/cx88-core.c
index 19a5875..39f095c 100644
--- a/drivers/media/pci/cx88/cx88-core.c
+++ b/drivers/media/pci/cx88/cx88-core.c
@@ -549,7 +549,7 @@
* up to 32767 buffers in flight... */
if ((s16) (count - buf->count) < 0)
break;
- do_gettimeofday(&buf->vb.ts);
+ v4l2_get_timestamp(&buf->vb.ts);
dprintk(2,"[%p/%d] wakeup reg=%d buf=%d\n",buf,buf->vb.i,
count, buf->count);
buf->vb.state = VIDEOBUF_DONE;
diff --git a/drivers/media/pci/meye/meye.c b/drivers/media/pci/meye/meye.c
index ae7d320..288adea 100644
--- a/drivers/media/pci/meye/meye.c
+++ b/drivers/media/pci/meye/meye.c
@@ -811,7 +811,7 @@
mchip_hsize() * mchip_vsize() * 2);
meye.grab_buffer[reqnr].size = mchip_hsize() * mchip_vsize() * 2;
meye.grab_buffer[reqnr].state = MEYE_BUF_DONE;
- do_gettimeofday(&meye.grab_buffer[reqnr].timestamp);
+ v4l2_get_timestamp(&meye.grab_buffer[reqnr].timestamp);
meye.grab_buffer[reqnr].sequence = sequence++;
kfifo_in_locked(&meye.doneq, (unsigned char *)&reqnr,
sizeof(int), &meye.doneq_lock);
@@ -832,7 +832,7 @@
size);
meye.grab_buffer[reqnr].size = size;
meye.grab_buffer[reqnr].state = MEYE_BUF_DONE;
- do_gettimeofday(&meye.grab_buffer[reqnr].timestamp);
+ v4l2_get_timestamp(&meye.grab_buffer[reqnr].timestamp);
meye.grab_buffer[reqnr].sequence = sequence++;
kfifo_in_locked(&meye.doneq, (unsigned char *)&reqnr,
sizeof(int), &meye.doneq_lock);
diff --git a/drivers/media/pci/saa7134/saa7134-core.c b/drivers/media/pci/saa7134/saa7134-core.c
index 8976d0e..e1aeb51 100644
--- a/drivers/media/pci/saa7134/saa7134-core.c
+++ b/drivers/media/pci/saa7134/saa7134-core.c
@@ -308,7 +308,7 @@
/* finish current buffer */
q->curr->vb.state = state;
- do_gettimeofday(&q->curr->vb.ts);
+ v4l2_get_timestamp(&q->curr->vb.ts);
wake_up(&q->curr->vb.done);
q->curr = NULL;
}
diff --git a/drivers/media/pci/sta2x11/sta2x11_vip.c b/drivers/media/pci/sta2x11/sta2x11_vip.c
index 4c10205..ed1337a 100644
--- a/drivers/media/pci/sta2x11/sta2x11_vip.c
+++ b/drivers/media/pci/sta2x11/sta2x11_vip.c
@@ -1088,7 +1088,7 @@
REG_WRITE(vip, DVP_CTL, REG_READ(vip, DVP_CTL) & ~DVP_CTL_ENA);
if (vip->active) {
- do_gettimeofday(&vip->active->ts);
+ v4l2_get_timestamp(&vip->active->ts);
vip->active->field_count++;
vip->active->state = VIDEOBUF_DONE;
wake_up(&vip->active->done);
diff --git a/drivers/media/pci/zoran/zoran_device.c b/drivers/media/pci/zoran/zoran_device.c
index a4cd504..519164c 100644
--- a/drivers/media/pci/zoran/zoran_device.c
+++ b/drivers/media/pci/zoran/zoran_device.c
@@ -1169,7 +1169,7 @@
}
frame = zr->jpg_pend[zr->jpg_dma_tail & BUZ_MASK_FRAME];
buffer = &zr->jpg_buffers.buffer[frame];
- do_gettimeofday(&buffer->bs.timestamp);
+ v4l2_get_timestamp(&buffer->bs.timestamp);
if (zr->codec_mode == BUZ_MODE_MOTION_COMPRESS) {
buffer->bs.length = (stat_com & 0x7fffff) >> 1;
@@ -1407,7 +1407,7 @@
zr->v4l_buffers.buffer[zr->v4l_grab_frame].state = BUZ_STATE_DONE;
zr->v4l_buffers.buffer[zr->v4l_grab_frame].bs.seq = zr->v4l_grab_seq;
- do_gettimeofday(&zr->v4l_buffers.buffer[zr->v4l_grab_frame].bs.timestamp);
+ v4l2_get_timestamp(&zr->v4l_buffers.buffer[zr->v4l_grab_frame].bs.timestamp);
zr->v4l_grab_frame = NO_GRAB_ACTIVE;
zr->v4l_pend_tail++;
}