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ASoC: cs42l42: Export regmap elements to core namespace

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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: Martin Povišer <povik+lin@cutebit.org>
Link: https://lore.kernel.org/r/20220915094444.11434-9-povik+lin@cutebit.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Martin Povišer 2022-09-15 11:44:41 +02:00 committed by Mark Brown
parent ae9f5e607d
commit 30b679e2cb
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 10 additions and 3 deletions
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9
sound/soc/codecs/cs42l42.c
View File

@ -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,

4
sound/soc/codecs/cs42l42.h
View File

@ -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);