linux-kernel - Re: [PATCH] ASoC: max98088: add support for reg_4a_cfg

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Date:   Thu, 12 May 2022 11:53:07 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Tommaso Merciai <tommaso.merciai@...rulasolutions.com>
Cc:     linux-amarula@...rulasolutions.com, linuxfancy@...glegroups.com,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: max98088: add support for reg_4a_cfg_bypass reg

On Thu, May 12, 2022 at 12:46:42PM +0200, Tommaso Merciai wrote:
> On Thu, May 12, 2022 at 11:12:02AM +0100, Mark Brown wrote:

> > These look like they should be DAPM controls since they're controlling
> > audio routing but they're being added as regular controls.

> Sorry again. You suggest to create a new structure for these entries,
> for example:

> /* Out Bypass mixer switch */
> static const struct snd_kcontrol_new max98088_out_bypass_mixer_controls[] = {
>        SOC_DAPM_SINGLE("INA Switch", M98088_REG_4A_CFG_BYPASS, 7, 1, 0),
>        SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_4A_CFG_BYPASS, 4, 1, 0),
>        SOC_DAPM_SINGLE("REC Switch", M98088_REG_4A_CFG_BYPASS, 1, 1, 0),
>        SOC_DAPM_SINGLE("SPK Switch", M98088_REG_4A_CFG_BYPASS, 0, 1, 0),
> };

If that's how they fit into the routing for the device, yes - you'd need
to define the bypass mixer as well and set up appropraite routes.

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