Unverified Commit 30b679e2 authored by Martin Povišer's avatar Martin Povišer Committed by Mark Brown
Browse files

ASoC: cs42l42: Export regmap elements to core namespace 



Export the regmap callbacks for indicating readable/volatile registers,
also the range structure, to the CS42L42 core namespace. This is in
advance of reusing these bits in a CS42L83 driver frontend.

Signed-off-by: default avatarMartin Povišer <povik+lin@cutebit.org>
Link: https://lore.kernel.org/r/20220915094444.11434-9-povik+lin@cutebit.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ae9f5e60

sound/soc/codecs/cs42l42.c

+6 −3
Original line number Diff line number Diff line
@@ -171,7 +171,7 @@ static const struct reg_default cs42l42_reg_defaults[] = { 
	{ CS42L42_ASP_RX_DAI1_CH2_BIT_LSB,	0x00 },

};



static bool cs42l42_readable_register(struct device *dev, unsigned int reg)

bool cs42l42_readable_register(struct device *dev, unsigned int reg)

{

	switch (reg) {

	case CS42L42_PAGE_REGISTER:
@@ -330,8 +330,9 @@ static bool cs42l42_readable_register(struct device *dev, unsigned int reg) 
		return false;

	}

}

EXPORT_SYMBOL_NS_GPL(cs42l42_readable_register, SND_SOC_CS42L42_CORE);



static bool cs42l42_volatile_register(struct device *dev, unsigned int reg)

bool cs42l42_volatile_register(struct device *dev, unsigned int reg)

{

	switch (reg) {

	case CS42L42_DEVID_AB:
@@ -362,8 +363,9 @@ static bool cs42l42_volatile_register(struct device *dev, unsigned int reg) 
		return false;

	}

}

EXPORT_SYMBOL_NS_GPL(cs42l42_volatile_register, SND_SOC_CS42L42_CORE);



static const struct regmap_range_cfg cs42l42_page_range = {

const struct regmap_range_cfg cs42l42_page_range = {

	.name = "Pages",

	.range_min = 0,

	.range_max = CS42L42_MAX_REGISTER,
@@ -373,6 +375,7 @@ static const struct regmap_range_cfg cs42l42_page_range = { 
	.window_start = 0,

	.window_len = 256,

};

EXPORT_SYMBOL_NS_GPL(cs42l42_page_range, SND_SOC_CS42L42_CORE);



const struct regmap_config cs42l42_regmap = {

	.reg_bits = 8,

sound/soc/codecs/cs42l42.h

+4 −0
Original line number Diff line number Diff line
@@ -52,10 +52,14 @@ struct cs42l42_private { 
	bool init_done;

};



extern const struct regmap_range_cfg cs42l42_page_range;

extern const struct regmap_config cs42l42_regmap;

extern const struct snd_soc_component_driver cs42l42_soc_component;

extern struct snd_soc_dai_driver cs42l42_dai;



bool cs42l42_readable_register(struct device *dev, unsigned int reg);

bool cs42l42_volatile_register(struct device *dev, unsigned int reg);



int cs42l42_suspend(struct device *dev);

int cs42l42_resume(struct device *dev);

void cs42l42_resume_restore(struct device *dev);