diff options
| author | Robert Jarzmik <robert.jarzmik@free.fr> | 2016-09-06 06:04:18 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-09-09 10:49:59 -0300 |
| commit | 61634976a9876220f96b821eab2c80556aa5294f (patch) | |
| tree | db40479c124cf93947185160dfb8c02fcb9edbce /drivers/media/platform/soc_camera | |
| parent | 295ab497d6357300f06f8d8571fbecc590edb435 (diff) | |
[media] media: platform: pxa_camera: add buffer sequencing
Add sequence numbers to completed buffers.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform/soc_camera')
| -rw-r--r-- | drivers/media/platform/soc_camera/pxa_camera.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c index 026ed308fea8..d9e2570d3931 100644 --- a/drivers/media/platform/soc_camera/pxa_camera.c +++ b/drivers/media/platform/soc_camera/pxa_camera.c @@ -223,6 +223,7 @@ struct pxa_camera_dev { struct list_head capture; spinlock_t lock; + unsigned int buf_sequence; struct pxa_buffer *active; struct tasklet_struct task_eof; @@ -423,10 +424,13 @@ static void pxa_camera_wakeup(struct pxa_camera_dev *pcdev, struct pxa_buffer *buf) { struct vb2_buffer *vb = &buf->vbuf.vb2_buf; + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); /* _init is used to debug races, see comment in pxa_camera_reqbufs() */ list_del_init(&buf->queue); vb->timestamp = ktime_get_ns(); + vbuf->sequence = pcdev->buf_sequence++; + vbuf->field = V4L2_FIELD_NONE; vb2_buffer_done(vb, VB2_BUF_STATE_DONE); dev_dbg(pcdev_to_dev(pcdev), "%s dequeud buffer (buf=0x%p)\n", __func__, buf); @@ -1022,6 +1026,7 @@ static int pxac_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) dev_dbg(pcdev_to_dev(pcdev), "%s(count=%d) active=%p\n", __func__, count, pcdev->active); + pcdev->buf_sequence = 0; if (!pcdev->active) pxa_camera_start_capture(pcdev); |