[media] marvell-ccic: add create_bufs support
This fixes the final v4l2-compliance warning.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c
index b6b838f..51b7291 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.c
+++ b/drivers/media/platform/marvell-ccic/mcam-core.c
@@ -1073,7 +1073,9 @@
struct mcam_camera *cam = vb2_get_drv_priv(vq);
int minbufs = (cam->buffer_mode == B_DMA_contig) ? 3 : 2;
- sizes[0] = cam->pix_format.sizeimage;
+ if (fmt && fmt->fmt.pix.sizeimage < cam->pix_format.sizeimage)
+ return -EINVAL;
+ sizes[0] = fmt ? fmt->fmt.pix.sizeimage : cam->pix_format.sizeimage;
*num_planes = 1; /* Someday we have to support planar formats... */
if (*nbufs < minbufs)
*nbufs = minbufs;
@@ -1380,7 +1382,7 @@
* Can't do anything if the device is not idle
* Also can't if there are streaming buffers in place.
*/
- if (cam->state != S_IDLE || cam->vb_queue.num_buffers > 0)
+ if (cam->state != S_IDLE || vb2_is_busy(&cam->vb_queue))
return -EBUSY;
f = mcam_find_format(fmt->fmt.pix.pixelformat);
@@ -1573,6 +1575,7 @@
.vidioc_g_input = mcam_vidioc_g_input,
.vidioc_s_input = mcam_vidioc_s_input,
.vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_create_bufs = vb2_ioctl_create_bufs,
.vidioc_querybuf = vb2_ioctl_querybuf,
.vidioc_qbuf = vb2_ioctl_qbuf,
.vidioc_dqbuf = vb2_ioctl_dqbuf,