Commit 36e3faf9 authored by Benjamin Gaignard's avatar Benjamin Gaignard Committed by Mauro Carvalho Chehab
Browse files

media: renesas: Stop direct calls to queue num_buffers field 



Use vb2_get_num_buffers() to avoid using queue num_buffers field directly.
This allows us to change how the number of buffers is computed in the
future.

Signed-off-by: default avatarBenjamin Gaignard <benjamin.gaignard@collabora.com>
Reviewed-by: default avatarAndrzej Pietrasiewicz <andrzej.p@collabora.com>
CC: Fabrizio Castro <fabrizio.castro.jz@renesas.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent d6855e4b

drivers/media/platform/renesas/rcar_drif.c

+3 −2
Original line number Diff line number Diff line
@@ -424,10 +424,11 @@ static int rcar_drif_queue_setup(struct vb2_queue *vq, 
			unsigned int sizes[], struct device *alloc_devs[])

{

	struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq);

	unsigned int q_num_bufs = vb2_get_num_buffers(vq);



	/* Need at least 16 buffers */

	if (vq->num_buffers + *num_buffers < 16)

		*num_buffers = 16 - vq->num_buffers;

	if (q_num_bufs + *num_buffers < 16)

		*num_buffers = 16 - q_num_bufs;



	*num_planes = 1;

	sizes[0] = PAGE_ALIGN(sdr->fmt->buffersize);