From: Lad, Prabhakar Date: Sun, 8 Mar 2015 14:40:39 +0000 (-0300) Subject: [media] media: blackfin: bfin_capture: set min_buffers_needed X-Git-Tag: v4.1-rc1~59^2~1^2~227 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5f65ca81c321e8390645b80460444c3aa04c856f;p=karo-tx-linux.git [media] media: blackfin: bfin_capture: set min_buffers_needed this patch sets the min_buffers_needed field of the vb2 queue so that the vb2 core will make sure start_streaming() callback is called only when we have minimum buffers queued. Signed-off-by: Lad, Prabhakar Tested-by: Scott Jiang Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index 2c720bc4cb8f..332f8c972d11 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -986,6 +986,7 @@ static int bcap_probe(struct platform_device *pdev) q->mem_ops = &vb2_dma_contig_memops; q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; q->lock = &bcap_dev->mutex; + q->min_buffers_needed = 1; ret = vb2_queue_init(q); if (ret)