linux-kernel - Re: [PATCH] ASoC: wm8731: set the ACTIVE bit if bias ON entered

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Message-ID: <4E0DD72C.3020209@ti.com>
Date:	Fri, 1 Jul 2011 15:18:20 +0100
From:	Liam Girdwood <lrg@...com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
CC:	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	"broonie@...nsource.wolfsonmicro.com" 
	<broonie@...nsource.wolfsonmicro.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: wm8731: set the ACTIVE bit if bias ON entered

On 01/07/11 11:43, Nicolas Ferre wrote:
> Resuming from a suspend/resume cycle, the ACTIVE bit was not set even if a
> stream had actually been processing.
> Setting this bit at entering SND_SOC_BIAS_ON level will ensure this.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
> ---
> Supersed the wrong patch:
> "[PATCH 1/5] ASoC: wm8731: rework power management"
> 
> now based on broonie/sound-2.6 git tree branch: for-3.1.
> 
>  sound/soc/codecs/wm8731.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
> index 2dc964b..ee4ec31 100644
> --- a/sound/soc/codecs/wm8731.c
> +++ b/sound/soc/codecs/wm8731.c
> @@ -453,6 +453,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
>  
>  	switch (level) {
>  	case SND_SOC_BIAS_ON:
> +		snd_soc_write(codec, WM8731_ACTIVE, 0x0001);
>  		break;
>  	case SND_SOC_BIAS_PREPARE:
>  		break;


Acked-by: Liam Girdwood <lrg@...com>
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