ASoC: cs35l41: Fix link problem

Can't link I2C and SPI to the same binary, better
to move CS35L41 to 3 modules approach.
And instead of exposing cs35l41_reg, volatile_reg,
readable_reg and precious_reg arrays, move
cs35l41_regmap_i2c/spi to new module and expose it.

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20211125143501.7720-1-tanureal@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index b6d1827..b4f70e2 100644 (file)
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -612,14 +612,19 @@ config SND_SOC_CS35L36
        tristate "Cirrus Logic CS35L36 CODEC"
        depends on I2C
 
+config SND_SOC_CS35L41
+       tristate
+
 config SND_SOC_CS35L41_SPI
        tristate "Cirrus Logic CS35L41 CODEC (SPI)"
        depends on SPI_MASTER
+       select SND_SOC_CS35L41
        select REGMAP_SPI
 
 config SND_SOC_CS35L41_I2C
        tristate "Cirrus Logic CS35L41 CODEC (I2C)"
        depends on I2C
+       select SND_SOC_CS35L41
        select REGMAP_I2C
 
 config SND_SOC_CS42L42

diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 9acfbcb..485eee7 100644 (file)
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -54,8 +54,9 @@ snd-soc-cs35l33-objs := cs35l33.o
 snd-soc-cs35l34-objs := cs35l34.o
 snd-soc-cs35l35-objs := cs35l35.o
 snd-soc-cs35l36-objs := cs35l36.o
-snd-soc-cs35l41-spi-objs := cs35l41-spi.o cs35l41.o cs35l41-tables.o
-snd-soc-cs35l41-i2c-objs := cs35l41-i2c.o cs35l41.o cs35l41-tables.o
+snd-soc-cs35l41-objs := cs35l41.o cs35l41-tables.o
+snd-soc-cs35l41-spi-objs := cs35l41-spi.o
+snd-soc-cs35l41-i2c-objs := cs35l41-i2c.o
 snd-soc-cs42l42-objs := cs42l42.o
 snd-soc-cs42l51-objs := cs42l51.o
 snd-soc-cs42l51-i2c-objs := cs42l51-i2c.o
@@ -391,6 +392,7 @@ obj-$(CONFIG_SND_SOC_CS35L33)       += snd-soc-cs35l33.o
 obj-$(CONFIG_SND_SOC_CS35L34)  += snd-soc-cs35l34.o
 obj-$(CONFIG_SND_SOC_CS35L35)  += snd-soc-cs35l35.o
 obj-$(CONFIG_SND_SOC_CS35L36)  += snd-soc-cs35l36.o
+obj-$(CONFIG_SND_SOC_CS35L41)  += snd-soc-cs35l41.o
 obj-$(CONFIG_SND_SOC_CS35L41_SPI)      += snd-soc-cs35l41-spi.o
 obj-$(CONFIG_SND_SOC_CS35L41_I2C)      += snd-soc-cs35l41-i2c.o
 obj-$(CONFIG_SND_SOC_CS42L42)  += snd-soc-cs42l42.o

diff --git a/sound/soc/codecs/cs35l41-i2c.c b/sound/soc/codecs/cs35l41-i2c.c
index d5fa8d2..c9b604a 100644 (file)
--- a/sound/soc/codecs/cs35l41-i2c.c
+++ b/sound/soc/codecs/cs35l41-i2c.c
@@ -20,21 +20,6 @@
 #include <sound/cs35l41.h>
 #include "cs35l41.h"
 
-static struct regmap_config cs35l41_regmap_i2c = {
-       .reg_bits = 32,
-       .val_bits = 32,
-       .reg_stride = CS35L41_REGSTRIDE,
-       .reg_format_endian = REGMAP_ENDIAN_BIG,
-       .val_format_endian = REGMAP_ENDIAN_BIG,
-       .max_register = CS35L41_LASTREG,
-       .reg_defaults = cs35l41_reg,
-       .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
-       .volatile_reg = cs35l41_volatile_reg,
-       .readable_reg = cs35l41_readable_reg,
-       .precious_reg = cs35l41_precious_reg,
-       .cache_type = REGCACHE_RBTREE,
-};
-
 static const struct i2c_device_id cs35l41_id_i2c[] = {
        { "cs35l40", 0 },
        { "cs35l41", 0 },

diff --git a/sound/soc/codecs/cs35l41-spi.c b/sound/soc/codecs/cs35l41-spi.c
index 90a921f..5d6cf39 100644 (file)
--- a/sound/soc/codecs/cs35l41-spi.c
+++ b/sound/soc/codecs/cs35l41-spi.c
@@ -18,22 +18,6 @@
 #include <sound/cs35l41.h>
 #include "cs35l41.h"
 
-static struct regmap_config cs35l41_regmap_spi = {
-       .reg_bits = 32,
-       .val_bits = 32,
-       .pad_bits = 16,
-       .reg_stride = CS35L41_REGSTRIDE,
-       .reg_format_endian = REGMAP_ENDIAN_BIG,
-       .val_format_endian = REGMAP_ENDIAN_BIG,
-       .max_register = CS35L41_LASTREG,
-       .reg_defaults = cs35l41_reg,
-       .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
-       .volatile_reg = cs35l41_volatile_reg,
-       .readable_reg = cs35l41_readable_reg,
-       .precious_reg = cs35l41_precious_reg,
-       .cache_type = REGCACHE_RBTREE,
-};
-
 static const struct spi_device_id cs35l41_id_spi[] = {
        { "cs35l40", 0 },
        { "cs35l41", 0 },

diff --git a/sound/soc/codecs/cs35l41-tables.c b/sound/soc/codecs/cs35l41-tables.c
index 9d1a7d7..3eb18b1 100644 (file)
--- a/sound/soc/codecs/cs35l41-tables.c
+++ b/sound/soc/codecs/cs35l41-tables.c
@@ -8,7 +8,7 @@
 
 #include "cs35l41.h"
 
-const struct reg_default cs35l41_reg[CS35L41_MAX_CACHE_REG] = {
+static const struct reg_default cs35l41_reg[] = {
        { CS35L41_PWR_CTRL1,                    0x00000000 },
        { CS35L41_PWR_CTRL3,                    0x01000010 },
        { CS35L41_GPIO_PAD_CONTROL,             0x00000000 },
@@ -47,7 +47,7 @@ const struct reg_default cs35l41_reg[CS35L41_MAX_CACHE_REG] = {
        { CS35L41_MIXER_NGATE_CH2_CFG,          0x00000303 },
 };
 
-bool cs35l41_readable_reg(struct device *dev, unsigned int reg)
+static bool cs35l41_readable_reg(struct device *dev, unsigned int reg)
 {
        switch (reg) {
        case CS35L41_DEVID:
@@ -331,7 +331,7 @@ bool cs35l41_readable_reg(struct device *dev, unsigned int reg)
        }
 }
 
-bool cs35l41_precious_reg(struct device *dev, unsigned int reg)
+static bool cs35l41_precious_reg(struct device *dev, unsigned int reg)
 {
        switch (reg) {
        case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
@@ -344,7 +344,7 @@ bool cs35l41_precious_reg(struct device *dev, unsigned int reg)
        }
 }
 
-bool cs35l41_volatile_reg(struct device *dev, unsigned int reg)
+static bool cs35l41_volatile_reg(struct device *dev, unsigned int reg)
 {
        switch (reg) {
        case CS35L41_DEVID:
@@ -688,3 +688,36 @@ const struct cs35l41_otp_map_element_t cs35l41_otp_map_map[CS35L41_NUM_OTP_MAPS]
                .word_offset = 2,
        },
 };
+
+struct regmap_config cs35l41_regmap_i2c = {
+       .reg_bits = 32,
+       .val_bits = 32,
+       .reg_stride = CS35L41_REGSTRIDE,
+       .reg_format_endian = REGMAP_ENDIAN_BIG,
+       .val_format_endian = REGMAP_ENDIAN_BIG,
+       .max_register = CS35L41_LASTREG,
+       .reg_defaults = cs35l41_reg,
+       .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
+       .volatile_reg = cs35l41_volatile_reg,
+       .readable_reg = cs35l41_readable_reg,
+       .precious_reg = cs35l41_precious_reg,
+       .cache_type = REGCACHE_RBTREE,
+};
+EXPORT_SYMBOL_GPL(cs35l41_regmap_i2c);
+
+struct regmap_config cs35l41_regmap_spi = {
+       .reg_bits = 32,
+       .val_bits = 32,
+       .pad_bits = 16,
+       .reg_stride = CS35L41_REGSTRIDE,
+       .reg_format_endian = REGMAP_ENDIAN_BIG,
+       .val_format_endian = REGMAP_ENDIAN_BIG,
+       .max_register = CS35L41_LASTREG,
+       .reg_defaults = cs35l41_reg,
+       .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
+       .volatile_reg = cs35l41_volatile_reg,
+       .readable_reg = cs35l41_readable_reg,
+       .precious_reg = cs35l41_precious_reg,
+       .cache_type = REGCACHE_RBTREE,
+};
+EXPORT_SYMBOL_GPL(cs35l41_regmap_spi);

diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index afb07d2..e049245 100644 (file)
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1731,6 +1731,7 @@ err:
 
        return ret;
 }
+EXPORT_SYMBOL_GPL(cs35l41_probe);
 
 void cs35l41_remove(struct cs35l41_private *cs35l41)
 {
@@ -1739,6 +1740,7 @@ void cs35l41_remove(struct cs35l41_private *cs35l41)
        regulator_bulk_disable(CS35L41_NUM_SUPPLIES, cs35l41->supplies);
        gpiod_set_value_cansleep(cs35l41->reset_gpio, 0);
 }
+EXPORT_SYMBOL_GPL(cs35l41_remove);
 
 MODULE_DESCRIPTION("ASoC CS35L41 driver");
 MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>");

diff --git a/sound/soc/codecs/cs35l41.h b/sound/soc/codecs/cs35l41.h
index eea3b14..f82075e 100644 (file)
--- a/sound/soc/codecs/cs35l41.h
+++ b/sound/soc/codecs/cs35l41.h
@@ -538,7 +538,6 @@
 #define CS35L41_OTP_TRIM_35            0x0000400C
 #define CS35L41_OTP_TRIM_36            0x00002030
 
-#define CS35L41_MAX_CACHE_REG          36
 #define CS35L41_OTP_SIZE_WORDS         32
 #define CS35L41_NUM_OTP_ELEM           100
 #define CS35L41_NUM_OTP_MAPS           5
@@ -734,9 +733,8 @@
 #define CS35L41_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
 #define CS35L41_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
 
-bool cs35l41_readable_reg(struct device *dev, unsigned int reg);
-bool cs35l41_precious_reg(struct device *dev, unsigned int reg);
-bool cs35l41_volatile_reg(struct device *dev, unsigned int reg);
+extern struct regmap_config cs35l41_regmap_i2c;
+extern struct regmap_config cs35l41_regmap_spi;
 
 struct cs35l41_otp_packed_element_t {
        u32 reg;
@@ -752,7 +750,6 @@ struct cs35l41_otp_map_element_t {
        u32 word_offset;
 };
 
-extern const struct reg_default cs35l41_reg[CS35L41_MAX_CACHE_REG];
 extern const struct cs35l41_otp_map_element_t
                                cs35l41_otp_map_map[CS35L41_NUM_OTP_MAPS];