From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Ujfalusi <peter.ujfalusi@ti.com>
Subject: Re: Audio codec volume control
Date: Thu, 20 Sep 2012 12:58:30 +0300
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To: Rajeev kumar <rajeev-dlh.kumar@st.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, Mark Brown <broonie@opensource.wolfsonmicro.com>
List-Id: alsa-devel@alsa-project.org

On 09/20/2012 10:56 AM, Rajeev kumar wrote:
> Hello Mark,
> =

> We have three volume control in audio codec.
> 1. Master volume: control both left and right channel volume
> 2. left volume: control left channel vol
> 3. right volume: control right channel vol.
> =

> So we can provide interfaces for all volume control to the user. Please
> find below the control I can provide to the user space
> =

> case 1:
> 1. Provide master volume control
> 2. Provide Left channel volume control.
> 3. Provide Right channel volume control.
> =

> case 2:
> =

> 1. Provide master volume control
> 2. Instead of providing separate control for left and right channel,
> combined it and provide a single control to user space. so that left and =
right
> volume is always in sync.

case 3:
1. Provide master volume control
2. stereo volume control for the left/right channel

-- =

P=E9ter