The implementation of ssm2518_register_volatile always returns false, this behavior is the same as no .volatile_reg callback implementation when cache_type != REGCACHE_NONE.
Signed-off-by: Axel Lin axel.lin@ingics.com --- sound/soc/codecs/ssm2518.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/sound/soc/codecs/ssm2518.c b/sound/soc/codecs/ssm2518.c index ddb0203..86b81a60 100644 --- a/sound/soc/codecs/ssm2518.c +++ b/sound/soc/codecs/ssm2518.c @@ -723,17 +723,11 @@ static struct snd_soc_codec_driver ssm2518_codec_driver = { .num_dapm_routes = ARRAY_SIZE(ssm2518_routes), };
-static bool ssm2518_register_volatile(struct device *dev, unsigned int reg) -{ - return false; -} - static const struct regmap_config ssm2518_regmap_config = { .val_bits = 8, .reg_bits = 8,
.max_register = SSM2518_REG_DRC_9, - .volatile_reg = ssm2518_register_volatile,
.cache_type = REGCACHE_RBTREE, .reg_defaults = ssm2518_reg_defaults,