linux-kernel - Re: [PATCH 2.6.38] mfd: Don't suspend WM8994 if the CODEC is not suspended

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Message-ID: <20110221120301.GC10686@sortiz-mobl>
Date:	Mon, 21 Feb 2011 13:03:02 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com
Subject: Re: [PATCH 2.6.38] mfd: Don't suspend WM8994 if the CODEC is not
 suspended

Hi Mark,

On Fri, Feb 04, 2011 at 02:57:43PM +0000, Mark Brown wrote:
> ASoC supports keeping the audio subsysetm active over suspend in order
> to support use cases such as audio passthrough from a cellular modem
> with the main CPU suspended. Ensure that we don't power down the CODEC
> when this is happening by checking to see if VMID is up and skipping
> suspend and resume when it is. If the CODEC has suspended then it'll
> turn VMID off before the core suspend() gets called.
I applied this patch to both for-next and for-linus branch, many thanks.

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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