[PATCH v2 15/15] media: blackfin: bfin_capture: set v4l2 buffer sequence

[Lad, Prabhakar]

this patch adds support to set the v4l2 buffer sequence.

Signed-off-by: Lad, Prabhakar <prabhakar.cse...@gmail.com>
---
 drivers/media/platform/blackfin/bfin_capture.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/media/platform/blackfin/bfin_capture.c 
b/drivers/media/platform/blackfin/bfin_capture.c
index f154f25..65c1301 100644
--- a/drivers/media/platform/blackfin/bfin_capture.c
+++ b/drivers/media/platform/blackfin/bfin_capture.c
@@ -103,6 +103,8 @@ struct bcap_device {
        struct completion comp;
        /* prepare to stop */
        bool stop;
+       /* vb2 buffer sequence counter */
+       unsigned sequence;
 };
 
 static const struct bcap_format bcap_formats[] = {
@@ -342,6 +344,8 @@ static int bcap_start_streaming(struct vb2_queue *vq, 
unsigned int count)
                goto err;
        }
 
+       bcap_dev->sequence = 0;
+
        reinit_completion(&bcap_dev->comp);
        bcap_dev->stop = false;
 
@@ -412,6 +416,7 @@ static irqreturn_t bcap_isr(int irq, void *dev_id)
                        vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
                        ppi->err = false;
                } else {
+                       vb->v4l2_buf.sequence = bcap_dev->sequence++;
                        vb2_buffer_done(vb, VB2_BUF_STATE_DONE);
                }
                bcap_dev->cur_frm = list_entry(bcap_dev->dma_queue.next,
-- 
2.1.0

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