On Mon, Apr 9, 2018 at 11:21 PM Hans Verkuil <hverkuil@xxxxxxxxx> wrote:
> From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> The mdev field is only present if CONFIG_MEDIA_CONTROLLER is set.
> But since we will need to pass the media_device to vb2 snd the
Typo: s/snd/and
> control framework it is very convenient to just make this field
> available all the time. If CONFIG_MEDIA_CONTROLLER is not set,
> then it will just be NULL.
> Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> ---
> include/media/v4l2-device.h | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
> diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h
> index 0c9e4da55499..b330e4a08a6b 100644
> --- a/include/media/v4l2-device.h
> +++ b/include/media/v4l2-device.h
> @@ -33,7 +33,7 @@ struct v4l2_ctrl_handler;
> * struct v4l2_device - main struct to for V4L2 device drivers
> *
> * @dev: pointer to struct device.
> - * @mdev: pointer to struct media_device
> + * @mdev: pointer to struct media_device, may be NULL.
> * @subdevs: used to keep track of the registered subdevs
> * @lock: lock this struct; can be used by the driver as well
> * if this struct is embedded into a larger struct.
> @@ -58,9 +58,7 @@ struct v4l2_ctrl_handler;
> */
> struct v4l2_device {
> struct device *dev;
> -#if defined(CONFIG_MEDIA_CONTROLLER)
> struct media_device *mdev;
> -#endif
> struct list_head subdevs;
> spinlock_t lock;
> char name[V4L2_DEVICE_NAME_SIZE];
> --
> 2.16.3
