linux-kernel - Re: [PATCH] ASoC: cs53l30: Set idle_bias

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Date:	Mon, 20 Jun 2016 15:35:51 +0000
From:	"Handrigan, Paul" <Paul.Handrigan@...rus.com>
To:	Nicolin Chen <nicoleotsuka@...il.com>,
	"broonie@...nel.org" <broonie@...nel.org>
CC:	"lgirdwood@...il.com" <lgirdwood@...il.com>,
	"Austin, Brian" <Brian.Austin@...rus.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>
Subject: Re: [PATCH] ASoC: cs53l30: Set idle_bias_off true



On 6/17/16, 8:31 PM, "Nicolin Chen" <nicoleotsuka@...il.com> wrote:

>The driver is using the set_bias_level to control the power on and
>off so it should get SND_SOC_BIAS_OFF in order to proceed normal
>powering sequences. This patch enables the idle_bias_off option so
>the DAPM core will set the bias level to SND_SOC_BIAS_OFF instead
>of stopping at SND_SOC_BIAS_STANDBY.
>
>Signed-off-by: Nicolin Chen <nicoleotsuka@...il.com>
>---
> sound/soc/codecs/cs53l30.c | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c
>index a5976f3..b0a64a1 100644
>--- a/sound/soc/codecs/cs53l30.c
>+++ b/sound/soc/codecs/cs53l30.c
>@@ -879,6 +879,7 @@ static int cs53l30_codec_probe(struct snd_soc_codec
>*codec)
> static struct snd_soc_codec_driver cs53l30_driver = {
> 	.probe = cs53l30_codec_probe,
> 	.set_bias_level = cs53l30_set_bias_level,
>+	.idle_bias_off = true,
> 
> 	.dapm_widgets = cs53l30_dapm_widgets,
> 	.num_dapm_widgets = ARRAY_SIZE(cs53l30_dapm_widgets),
>-- 
>2.1.4
Thanks!

Acked-by: Paul Handrigan <Paul.Handrigan@...rus.com>


>