Messages in this thread Patch in this message | | | From | Robert Jarzmik <> | Subject | [PATCH v3 09/14] media: platform: pxa_camera: add buffer sequencing | Date | Mon, 8 Aug 2016 21:30:47 +0200 |
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Add sequence numbers to completed buffers.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> --- drivers/media/platform/soc_camera/pxa_camera.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c index d66443ac1f4d..8a65f126d091 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; @@ -401,6 +402,7 @@ static void pxa_camera_start_capture(struct pxa_camera_dev *pcdev) unsigned long cicr0; dev_dbg(pcdev_to_dev(pcdev), "%s\n", __func__); + pcdev->buf_sequence = 0; __raw_writel(__raw_readl(pcdev->base + CISR), pcdev->base + CISR); /* Enable End-Of-Frame Interrupt */ cicr0 = __raw_readl(pcdev->base + CICR0) | CICR0_ENB; @@ -425,10 +427,13 @@ 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); -- 2.1.4
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