[alsa-devel] [PATCH 3/8] McBSP: OMAP3: Add Sidetone feature

Mark Brown broonie at opensource.wolfsonmicro.com
Mon Oct 12 11:12:34 CEST 2009

On Mon, Oct 12, 2009 at 09:17:41AM +0300, Eero Nurkkala wrote:

> Indeed. If I'm not totally wrong, the sidetone engineering is such,
> that the sinetones should be of constant volume (this may depend on
> the usecase). So, let's say we have the TPA6130 codec's volume used
> along with a sidetone:

> 1. A change in TPA6130 volume should lead to a change in
>    the sidetone's gain (if it's enabled). The change of gain
>    is directly related to the change in the TPA's volume.

Could you go into more detail about why there should be a relationship
between the two gains?
To unsubscribe from this list: send the line "unsubscribe alsa-devel" in
the body of a message to majordomo at vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

More information about the Alsa-devel mailing list