linux-kernel - Re: [RFC PATCH 0/2] ASoC: soc-dai: add flag to mute and unmute stream during trigger.

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Date:   Fri, 27 Oct 2023 14:12:08 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>
Cc:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        broonie@...nel.org, perex@...ex.cz, tiwai@...e.com,
        lgirdwood@...il.com, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: Re: [RFC PATCH 0/2] ASoC: soc-dai: add flag to mute and unmute
 stream during trigger.

On Fri, Oct 27, 2023 at 02:00:13PM +0200, Amadeusz Sławiński wrote:

> Have you tried something like:
> diff --git a/sound/soc/codecs/wsa883x.c b/sound/soc/codecs/wsa883x.c
> index e40d583a1ce6..f02362cf95dc 100644
> --- a/sound/soc/codecs/wsa883x.c
> +++ b/sound/soc/codecs/wsa883x.c
> @@ -1229,6 +1229,8 @@ static int wsa883x_spkr_event(struct 
> snd_soc_dapm_widget *w,
>                  snd_soc_component_write_field(component, 
> WSA883X_VBAT_ADC_FLT_CTL,
>  
> WSA883X_VBAT_ADC_COEF_SEL_MASK,
>  
> WSA883X_VBAT_ADC_COEF_F_1DIV2);
> +               snd_soc_component_write_field(component, WSA883X_DRE_CTL_1,
> +                                             WSA883X_DRE_GAIN_EN_MASK, 0);
>                  snd_soc_component_write_field(component, 
> WSA883X_PA_FSM_CTL,
>  
> WSA883X_GLOBAL_PA_EN_MASK, 0);
>                  snd_soc_component_write_field(component, 
> WSA883X_PDM_WD_CTL,
> 
> 
> As it is one thing from wsa883x_digital_mute() which seems missing in 
> SND_SOC_DAPM_PRE_PMD switch case, so it seems to leave GAIN always enabled?

Since I had the test setup ready, I tried the above quickly but it
doesn't seem to make any difference.

Johan