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Date: Mon, 20 May 2024 15:35:38 +0100
From: Mark Brown <broonie@kernel.org>
To: Artur Weber <aweber.kernel@gmail.com>
Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>, Rob Herring <robh@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	Alim Akhtar <alim.akhtar@samsung.com>, alsa-devel@alsa-project.org,
	linux-sound@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org,
	~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH v3 3/8] ASoC: samsung: midas_wm1811: Add headset mic bias
 supply support
Message-ID: <1aed24a7-ab2a-4c2b-a3bc-2b907e091624@sirena.org.uk>
References: <20240519-midas-wm1811-gpio-jack-v3-0-0c1736144c0e@gmail.com>
 <20240519-midas-wm1811-gpio-jack-v3-3-0c1736144c0e@gmail.com>
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In-Reply-To: <20240519-midas-wm1811-gpio-jack-v3-3-0c1736144c0e@gmail.com>


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On Sun, May 19, 2024 at 10:17:49AM +0200, Artur Weber wrote:

> +static int midas_headset_mic_bias(struct snd_soc_dapm_widget *w,
> +			     struct snd_kcontrol *kcontrol, int event)
> +{
> +	struct snd_soc_card *card = w->dapm->card;
> +	struct midas_priv *priv = snd_soc_card_get_drvdata(card);
> +
> +	if (!priv->reg_headset_mic_bias)
> +		return 0;
> +
> +	switch (event) {
> +	case SND_SOC_DAPM_PRE_PMU:
> +		return regulator_enable(priv->reg_headset_mic_bias);
> +	case SND_SOC_DAPM_POST_PMD:
> +		return regulator_disable(priv->reg_headset_mic_bias);
> +	}

We have SND_SOC_DAPM_REGULATOR_SUPPLY?

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