[alsa-devel] [PATCH 3/3] ASoC: tlv320aic3x: Complete the soc-cache conversion

Mark Brown broonie at opensource.wolfsonmicro.com
Tue Sep 14 14:04:58 CEST 2010

On Tue, Sep 14, 2010 at 02:54:49PM +0300, Jarkko Nikula wrote:
> Complete the phasing out of aic3x_read_reg_cache, aic3x_write_reg_cache,
> aic3x_read and aic3x_write calls.
> This patch replaces the aic3x_read with codec->hw_read that points to a
> function implemented by soc-cache. There is no need to cache the value from
> chip since the functions using aic3x_read are interested only read-only
> bits.
> Signed-off-by: Jarkko Nikula <jhnikula at gmail.com>

It'd be a bit nicer to do this by using snd_soc_read() here also and
marking the registers as volatile.  This makes the process much less
error prone since users can just use snd_soc_read() and the register
cache code will work out if it needs to go to the chip or not.

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