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[media] media: davinci: vpbe: release buffers in case start_streaming call back fails

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this patch adds support to release the buffer by calling
vb2_buffer_done(), with state marked as VB2_BUF_STATE_QUEUED
if start_streaming() call back fails.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Lad, Prabhakar 2014-04-14 11:52:31 -03:00 committed by Mauro Carvalho Chehab
parent e21c94e772
commit b1c090d0f4
1 changed files with 10 additions and 1 deletions
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11
drivers/media/platform/davinci/vpbe_display.c
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@ -355,8 +355,17 @@ static int vpbe_start_streaming(struct vb2_queue *vq, unsigned int count)
/* Set parameters in OSD and VENC */
ret = vpbe_set_osd_display_params(fh->disp_dev, layer);
if (ret < 0)
if (ret < 0) {
struct vpbe_disp_buffer *buf, *tmp;
vb2_buffer_done(&layer->cur_frm->vb, VB2_BUF_STATE_QUEUED);
list_for_each_entry_safe(buf, tmp, &layer->dma_queue, list) {
list_del(&buf->list);
vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);
}
return ret;
}
/*
* if request format is yuv420 semiplanar, need to