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Commit 92b822a4 authored by Axel Lin's avatar Axel Lin Committed by Mark Brown
Browse files

ASoC: ad193x: Drop .volatile_reg implementation 



adau193x_reg_volatile() always return false.
This seems pointless because current code uses REGCACHE_NONE cache_type
which is supposed to be volatile.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Acked-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 355b27e1

sound/soc/codecs/ad193x.c

+0 −6
Original line number Diff line number Diff line
@@ -418,14 +418,8 @@ static struct snd_soc_codec_driver soc_codec_dev_ad193x = { 
	.num_dapm_routes = ARRAY_SIZE(audio_paths),

};



static bool adau193x_reg_volatile(struct device *dev, unsigned int reg)

{

	return false;

}



const struct regmap_config ad193x_regmap_config = {

	.max_register = AD193X_NUM_REGS - 1,

	.volatile_reg = adau193x_reg_volatile,

};

EXPORT_SYMBOL_GPL(ad193x_regmap_config);