linux-kernel - Re: ASoC: snd_soc_codec_set_cache_io does not set codec->hw

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Message-ID: <20111004095124.GA3250@opensource.wolfsonmicro.com>
Date:	Tue, 4 Oct 2011 10:51:24 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel@...r.kernel.org, Liam Girdwood <lrg@...com>,
	alsa-devel@...a-project.org
Subject: Re: ASoC: snd_soc_codec_set_cache_io does not set codec->hw_write
 callback now

On Tue, Oct 04, 2011 at 05:24:32PM +0800, Axel Lin wrote:

> I just found that after commit be3ea3b9e
> "SoC: Use new register map API for ASoC generic physical I/O",
> snd_soc_codec_set_cache_io does not set codec->hw_write any more.

> It is still used in some drivers. e.g.
> In wm8988_resume, we call codec->hw_write(codec->control_data, data, 2);

> For the drivers that is using snd_soc_codec_set_cache_io now,
> where is the place to set codec->hw_write callback now? 

These drivers should be using the standard I/O functions, probably
they're looking for the cache_bypass flag.  Either that or convert to
use regmap directly.
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