[PATCH] ASoC: rt5682: split i2c driver into separate module

[Pierre-Louis Bossart]

On 5/27/20 2:34 PM, Arnd Bergmann wrote:
> With SND_SOC_AMD_RV_RT5682_MACH using the i2c version of the
> driver, we can easily get a build failure when I2C is built-in
> but soundwire is not:
> 
>   WARNING: unmet direct dependencies detected for SND_SOC_RT5682
>     Depends on [m]: SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && (I2C [=y] || SOUNDWIRE [=m]) && (SOUNDWIRE [=m] || !SOUNDWIRE [=m]) && (I2C [=y] || !I2C [=y])
>     Selected by [y]:
>     - SND_SOC_AMD_RV_RT5682_MACH [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && SND_SOC_AMD_ACP3x [=y] && I2C [=y] && CROS_EC [=y]
>     Selected by [m]:
>     - SND_SOC_RT5682_SDW [=m] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && SOUNDWIRE [=m] && (I2C [=y] || !I2C [=y])
> 
> Rework the driver to have three separate modules, with the
> main driver just dealing with the common bits and the actual
> initialization as part of i2c and sdw specific modules.
> 
> The conversion is fairly mechanical to keep it easy to review,
> i.e. it moves code around with the minimal required renaming
> and changes.
> 
> Fixes: 6b8e4e7db3cd ("ASoC: amd: Add machine driver for Raven based platform")
> Fixes: fd443a20c2f0 ("ASoC: rt5682: fix I2C/Soundwire dependencies")
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>

Thanks for this cleanup.