[media] media: blackfin: bfin_capture: set vb2 buffer field (cd3c38ef) · Commits · 戴 / test

set the vb2 buffer field in buf_prepare() callback, alongside drop local variable buf as we already have a pointer to vb2 buffer. Signed-off-by:

drivers/media/platform/blackfin/bfin_capture.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -305,16 +305,16 @@ static int bcap_queue_setup(struct vb2_queue *vq,
		static int bcap_buffer_prepare(struct vb2_buffer *vb)
		{
		struct bcap_device *bcap_dev = vb2_get_drv_priv(vb->vb2_queue);
		struct bcap_buffer *buf = to_bcap_vb(vb);
		unsigned long size;
		unsigned long size = bcap_dev->fmt.sizeimage;

		size = bcap_dev->fmt.sizeimage;
		if (vb2_plane_size(vb, 0) < size) {
		v4l2_err(&bcap_dev->v4l2_dev, "buffer too small (%lu < %lu)\n",
		vb2_plane_size(vb, 0), size);
		return -EINVAL;
		}
		vb2_set_plane_payload(&buf->vb, 0, size);
		vb2_set_plane_payload(vb, 0, size);

		vb->v4l2_buf.field = bcap_dev->fmt.field;

		return 0;
		}