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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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2
drivers/media/common/saa7146/saa7146_fops.c
View File

@ -105,7 +105,7 @@ void saa7146_buffer_finish(struct saa7146_dev *dev,
}
q->curr->vb.state = state;
v4l2_get_timestamp(&q->curr->vb.ts);
q->curr->vb.ts = ktime_get_ns();
wake_up(&q->curr->vb.done);
q->curr = NULL;

8
drivers/media/pci/bt8xx/bttv-driver.c
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@ -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);

2
drivers/media/pci/cx18/cx18-mailbox.c
View File

@ -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);

2
drivers/media/platform/davinci/vpfe_capture.c
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@ -518,7 +518,7 @@ static void vpfe_schedule_bottom_field(struct vpfe_device *vpfe_dev)
static void vpfe_process_buffer_complete(struct vpfe_device *vpfe_dev)
{
v4l2_get_timestamp(&vpfe_dev->cur_frm->ts);
vpfe_dev->cur_frm->ts = ktime_get_ns();
vpfe_dev->cur_frm->state = VIDEOBUF_DONE;
vpfe_dev->cur_frm->size = vpfe_dev->fmt.fmt.pix.sizeimage;
wake_up_interruptible(&vpfe_dev->cur_frm->done);

2
drivers/media/platform/fsl-viu.c
View File

@ -1090,7 +1090,7 @@ static void viu_capture_intr(struct viu_dev *dev, u32 status)
if (waitqueue_active(&buf->vb.done)) {
list_del(&buf->vb.queue);
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
wake_up(&buf->vb.done);

12
drivers/media/platform/omap/omap_vout.c
View File

@ -513,7 +513,7 @@ static int omapvid_apply_changes(struct omap_vout_device *vout)
}
static int omapvid_handle_interlace_display(struct omap_vout_device *vout,
unsigned int irqstatus, struct timeval timevalue)
unsigned int irqstatus, u64 ts)
{
u32 fid;
@ -537,7 +537,7 @@ static int omapvid_handle_interlace_display(struct omap_vout_device *vout,
if (vout->cur_frm == vout->next_frm)
goto err;
vout->cur_frm->ts = timevalue;
vout->cur_frm->ts = ts;
vout->cur_frm->state = VIDEOBUF_DONE;
wake_up_interruptible(&vout->cur_frm->done);
vout->cur_frm = vout->next_frm;
@ -557,7 +557,7 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
int ret, fid, mgr_id;
u32 addr, irq;
struct omap_overlay *ovl;
struct timeval timevalue;
u64 ts;
struct omapvideo_info *ovid;
struct omap_dss_device *cur_display;
struct omap_vout_device *vout = (struct omap_vout_device *)arg;
@ -577,7 +577,7 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
return;
spin_lock(&vout->vbq_lock);
v4l2_get_timestamp(&timevalue);
ts = ktime_get_ns();
switch (cur_display->type) {
case OMAP_DISPLAY_TYPE_DSI:
@ -595,7 +595,7 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
break;
case OMAP_DISPLAY_TYPE_VENC:
fid = omapvid_handle_interlace_display(vout, irqstatus,
timevalue);
ts);
if (!fid)
goto vout_isr_err;
break;
@ -608,7 +608,7 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
}
if (!vout->first_int && (vout->cur_frm != vout->next_frm)) {
vout->cur_frm->ts = timevalue;
vout->cur_frm->ts = ts;
vout->cur_frm->state = VIDEOBUF_DONE;
wake_up_interruptible(&vout->cur_frm->done);
vout->cur_frm = vout->next_frm;

4
drivers/media/usb/cx231xx/cx231xx-417.c
View File

@ -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;

2
drivers/media/usb/tm6000/tm6000-video.c
View File

@ -106,7 +106,7 @@ static inline void buffer_filled(struct tm6000_core *dev,
dprintk(dev, V4L2_DEBUG_ISOC, "[%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();
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);

4
drivers/media/usb/zr364xx/zr364xx.c
View File

@ -521,7 +521,7 @@ static void zr364xx_fillbuff(struct zr364xx_camera *cam,
/* tell v4l buffer was filled */
buf->vb.field_count = cam->frame_count * 2;
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
buf->vb.state = VIDEOBUF_DONE;
}
@ -549,7 +549,7 @@ static int zr364xx_got_frame(struct zr364xx_camera *cam, int jpgsize)
goto unlock;
}
list_del(&buf->vb.queue);
v4l2_get_timestamp(&buf->vb.ts);
buf->vb.ts = ktime_get_ns();
DBG("[%p/%d] wakeup\n", buf, buf->vb.i);
zr364xx_fillbuff(cam, buf, jpgsize);
wake_up(&buf->vb.done);

4
drivers/media/v4l2-core/videobuf-core.c
View File

@ -367,7 +367,7 @@ static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b,
}
b->field = vb->field;
b->timestamp = vb->ts;
b->timestamp = ns_to_timeval(vb->ts);
b->bytesused = vb->size;
b->sequence = vb->field_count >> 1;
}
@ -581,7 +581,7 @@ int videobuf_qbuf(struct videobuf_queue *q, struct v4l2_buffer *b)
|| q->type == V4L2_BUF_TYPE_SDR_OUTPUT) {
buf->size = b->bytesused;
buf->field = b->field;
buf->ts = b->timestamp;
buf->ts = v4l2_timeval_to_ns(&b->timestamp);
}
break;
case V4L2_MEMORY_USERPTR:

2
include/media/videobuf-core.h
View File

@ -80,7 +80,7 @@ struct videobuf_buffer {
struct list_head queue;
wait_queue_head_t done;
unsigned int field_count;
struct timeval ts;
u64 ts;
/* Memory type */
enum v4l2_memory memory;