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

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Message-ID: <4E118BF6.6010205@atmel.com>
Date:	Mon, 04 Jul 2011 11:46:30 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>, lrg@...com
CC:	alsa-devel@...a-project.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: wm8731: set the ACTIVE bit if bias ON entered

Le 01/07/2011 18:15, Mark Brown :
> On Fri, Jul 01, 2011 at 12:43:54PM +0200, 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.
> 
> This will set the bit even for analogue bypass paths which don't need
> it.  I'd suggest making the active bit a supply widget supplying the DAC
> and ADC rather than something open coded, that should do the right thing
> I think.

Ah, ok... but I fear that I do not know the whole system enough for this
addition ;-(
Do you think you can code this modification, I will be happy to test it,
if you want...

Best regards,
-- 
Nicolas Ferre

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