linux-kernel - Re: [alsa-devel] [PATCH V2 08/10] ASoC: img: Add driver for SPDIF input controller

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Message-ID: <20151019182758.GK32054@sirena.org.uk>
Date:	Mon, 19 Oct 2015 19:27:58 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Damien Horsley <Damien.Horsley@...tec.com>
Cc:	alsa-devel@...a-project.org,
	James Hartley <James.Hartley@...tec.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] [PATCH V2 08/10] ASoC: img: Add driver for SPDIF
 input controller

On Mon, Oct 12, 2015 at 01:40:35PM +0100, Damien Horsley wrote:

> +static int img_spdif_in_get_lock_acquire(struct snd_kcontrol *kcontrol,
> +				  struct snd_ctl_elem_value *ucontrol)
> +{
> +	struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol);
> +	struct img_spdif_in *spdif = snd_soc_dai_get_drvdata(cpu_dai);
> +
> +	ucontrol->value.integer.value[0] = spdif->lock_acquire;
> +
> +	return 0;
> +}

It would be nice to get some documentation of what these controls are...

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