On Sun, Aug 23, 2015 at 2:17 PM, Mauro Carvalho Chehab
<mchehab@xxxxxxxxxxxxxxx> wrote:
> Declare the interface types that will be used by the new
> G_TOPOLOGY ioctl that will be defined latter on.
>
> For now, we need those types, as they'll be used on the
> internal structs associated with the new media_interface
> graph object defined on the next patch.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
>
> diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
> index 4e816be3de39..21c96cd7a6ae 100644
> --- a/include/uapi/linux/media.h
> +++ b/include/uapi/linux/media.h
> @@ -167,6 +167,35 @@ struct media_links_enum {
> __u32 reserved[4];
> };
>
> +/* Interface type ranges */
> +
> +#define MEDIA_INTF_T_DVB_BASE 0x00000000
> +#define MEDIA_INTF_T_V4L_BASE 0x00000100
> +#define MEDIA_INTF_T_ALSA_BASE 0x00000200
> +
> +/* Interface types */
> +
> +#define MEDIA_INTF_T_DVB_FE (MEDIA_INTF_T_DVB_BASE)
> +#define MEDIA_INTF_T_DVB_DEMUX (MEDIA_INTF_T_DVB_BASE + 1)
> +#define MEDIA_INTF_T_DVB_DVR (MEDIA_INTF_T_DVB_BASE + 2)
> +#define MEDIA_INTF_T_DVB_CA (MEDIA_INTF_T_DVB_BASE + 3)
> +#define MEDIA_INTF_T_DVB_NET (MEDIA_INTF_T_DVB_BASE + 4)
> +
> +#define MEDIA_INTF_T_V4L_VIDEO (MEDIA_INTF_T_V4L_BASE)
> +#define MEDIA_INTF_T_V4L_VBI (MEDIA_INTF_T_V4L_BASE + 1)
> +#define MEDIA_INTF_T_V4L_RADIO (MEDIA_INTF_T_V4L_BASE + 2)
> +#define MEDIA_INTF_T_V4L_SUBDEV (MEDIA_INTF_T_V4L_BASE + 3)
> +#define MEDIA_INTF_T_V4L_SWRADIO (MEDIA_INTF_T_V4L_BASE + 4)
> +
> +#define MEDIA_INTF_T_ALSA_PCM_CAPTURE (MEDIA_INTF_T_ALSA_BASE)
> +#define MEDIA_INTF_T_ALSA_PCM_PLAYBACK (MEDIA_INTF_T_ALSA_BASE + 1)
> +#define MEDIA_INTF_T_ALSA_CONTROL (MEDIA_INTF_T_ALSA_BASE + 2)
> +#define MEDIA_INTF_T_ALSA_COMPRESS (MEDIA_INTF_T_ALSA_BASE + 3)
> +#define MEDIA_INTF_T_ALSA_RAWMIDI (MEDIA_INTF_T_ALSA_BASE + 4)
> +#define MEDIA_INTF_T_ALSA_HWDEP (MEDIA_INTF_T_ALSA_BASE + 5)
Is it necessary to add ALSA types at this time without ALSA media
controller work?
Can these be added later when ALSA work is done.
thanks,
-- Shuah
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