/* G/S_PARM. Most of this is done by the sensor, but we are the level which controls the number of read buffers.  */
static int cafe_vidioc_g_parm(struct file *filp, void *priv, struct v4l2_streamparm *parms)
/* G/S_PARM. Most of this is done by the sensor, but we are the level which controls the number of read buffers.  */
static int cafe_vidioc_g_parm(struct file *filp, void *priv, struct v4l2_streamparm *parms)
{
	struct cafe_camera *cam = priv;
	int ret;
	mutex_lock(&cam->s_mutex);
	ret = sensor_call(cam, video, g_parm, parms);
	mutex_unlock(&cam->s_mutex);
	parms->parm.capture.readbuffers = n_dma_bufs;
	return ret;
}