linux-kernel - Re: [PATCH 4/7] ASoC: cs35l45: Analog PCM Volume and Amplifier Mode controls

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Date:   Wed, 30 Aug 2023 10:55:51 -0500
From:   Vlad Karpovich <vkarpovi@...nsource.cirrus.com>
To:     Mark Brown <broonie@...nel.org>
CC:     James Schulman <james.schulman@...rus.com>,
        David Rhodes <david.rhodes@...rus.com>,
        Richard Fitzgerald <rf@...nsource.cirrus.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        <alsa-devel@...a-project.org>, <patches@...nsource.cirrus.com>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH 4/7] ASoC: cs35l45: Analog PCM Volume and Amplifier Mode
 controls


On 8/28/23 14:39, Mark Brown wrote:
> On Mon, Aug 28, 2023 at 12:05:22PM -0500, Vlad Karpovich wrote:
>
>> +static int cs35l45_amplifier_mode_put(struct snd_kcontrol *kcontrol,
>> +				      struct snd_ctl_elem_value *ucontrol)
>> +{
>> +	snd_soc_component_enable_pin_unlocked(component, "SPK");
>> +	snd_soc_dapm_sync_unlocked(dapm);
>> +	snd_soc_dapm_mutex_unlock(dapm);
>> +	cs35l45->amplifier_mode = ucontrol->value.integer.value[0];
>> +	return 0;
>> +}
> This should return 1 on change (I did see that there's some code which
> generates notifications but it would still be better to flag changes
> here, it makes review a lot easier).
Thanks. I will update patch.