linux-kernel - Re: [PATCH v2 02/22] media: Add ALSA Media Controller function entities

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Message-ID: <20160204064000.3bdd9418@recife.lan>
Date:	Thu, 4 Feb 2016 06:40:00 -0200
From:	Mauro Carvalho Chehab <mchehab@....samsung.com>
To:	Shuah Khan <shuahkh@....samsung.com>
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Subject: Re: [PATCH v2 02/22] media: Add ALSA Media Controller function
 entities

Em Wed, 03 Feb 2016 21:03:34 -0700
Shuah Khan <shuahkh@....samsung.com> escreveu:

> Add ALSA Media Controller capture, playback, and mixer
> function entity defines.
> 
> Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
> ---
>  include/uapi/linux/media.h | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
> index ee020e8..7d50480 100644
> --- a/include/uapi/linux/media.h
> +++ b/include/uapi/linux/media.h
> @@ -98,6 +98,17 @@ struct media_device_info {
>  #define MEDIA_ENT_F_IF_AUD_DECODER	(MEDIA_ENT_F_BASE + 42)
>  
>  /*
> + * DOC: Media Controller Next Generation ALSA Function Entities
> + *
> + * MEDIA_ENT_F_AUDIO_CAPTURE - Audio Capture Function
> + * MEDIA_ENT_F_AUDIO_PLAYBACK - Audio Play Back Function
> + * MEDIA_ENT_F_AUDIO_MIXER - Audio Mixer Function
> +*/

Wrong way to document it. Please see my comments to patch 01/22.

> +#define MEDIA_ENT_F_AUDIO_CAPTURE	(MEDIA_ENT_F_BASE + 200)
> +#define MEDIA_ENT_F_AUDIO_PLAYBACK	(MEDIA_ENT_F_BASE + 201)
> +#define MEDIA_ENT_F_AUDIO_MIXER		(MEDIA_ENT_F_BASE + 202)
> +
> +/*
>   * Don't touch on those. The ranges MEDIA_ENT_F_OLD_BASE and
>   * MEDIA_ENT_F_OLD_SUBDEV_BASE are kept to keep backward compatibility
>   * with the legacy v1 API.The number range is out of range by purpose: