@@ -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,
@@ -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);
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> --- sound/soc/codecs/cs42l42.c | 9 ++++++--- sound/soc/codecs/cs42l42.h | 4 ++++ 2 files changed, 10 insertions(+), 3 deletions(-)