diff options
| -rw-r--r-- | drivers/media/platform/vim2m.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c index cecfd75b58d7..295fde5fdb75 100644 --- a/drivers/media/platform/vim2m.c +++ b/drivers/media/platform/vim2m.c @@ -693,6 +693,8 @@ static const struct v4l2_ioctl_ops vim2m_ioctl_ops = { .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, + .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, + .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, .vidioc_streamon = v4l2_m2m_ioctl_streamon, @@ -720,6 +722,12 @@ static int vim2m_queue_setup(struct vb2_queue *vq, size = q_data->width * q_data->height * q_data->fmt->depth >> 3; + if (fmt) { + if (fmt->fmt.pix.sizeimage < size) + return -EINVAL; + size = fmt->fmt.pix.sizeimage; + } + while (size * count > MEM2MEM_VID_MEM_LIMIT) (count)--; |