linux-kernel - Re: [PATCHv2] ASoC: audio-graph-card: Add audio mixer for Motorola mdm6600

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Date:   29 Jan 2021 08:11:08 +0900
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Pavel Machek <pavel@....cz>
Cc:     Mark Brown <broonie@...nel.org>, peter.ujfalusi@...com,
        lgirdwood@...il.com, tony@...mide.com, perex@...ex.cz,
        linux-kernel@...r.kernel.org, tiwai@...e.com,
        alsa-devel@...a-project.org, Sebastian Reichel <sre@...nel.org>,
        "Arthur D." <spinal.by@...il.com>,
        Merlijn Wajer <merlijn@...zup.org>, phone-devel@...r.kernel.org
Subject: Re: [PATCHv2] ASoC: audio-graph-card: Add audio mixer for Motorola mdm6600


Hi Pavel

> motmdm.c handles audio configuration on "gsmtty2"; it needs to know
> whether we are in call or not; that part is in motmdm-state.c and
> listens on "gsmtty1".
> 
> To configure Alsamixer for voice calls do for example:
>     
> Speaker Right -> Voice
> Call Noise Cancellation -> Unmute
> Call Output -> Speakerphone
> Call -> 100
> Mic2 -> 40
> Left -> Mic 2
> Voice -> 55
> Mic2 -> 40
> Left -> Mic 2
> 
> Tony wrote original version using custom interface to n_gsm, Pavel
> switched it to plain serdev and split it to two drivers to be easier
> to debug and understand. Credit is Tony's, bugs are probably Pavel's.
>     
> Signed-off-by: Pavel Machek <pavel@....cz>
> Co-authored-by: Tony Lindgren <tony@...mide.com>
> ---

This is not a big deal, but the this patch is not
directly related to audio-graph-card.
Including it on Subject is confusable.

Thank you for your help !!

Best regards
---
Kuninori Morimoto