*/
#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/i2c.h>
-#include <linux/spi/spi.h>
#include <linux/regmap.h>
#include <linux/slab.h>
-#include <sound/core.h>
+
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
-#include <sound/initval.h>
#include <sound/tlv.h>
#include "ssm2602.h"
-enum ssm2602_type {
- SSM2602,
- SSM2604,
-};
-
/* codec private data */
struct ssm2602_priv {
unsigned int sysclk;
- struct snd_pcm_hw_constraint_list *sysclk_constraints;
+ const struct snd_pcm_hw_constraint_list *sysclk_constraints;
struct regmap *regmap;
/*Appending several "None"s just for OSS mixer use*/
static const char *ssm2602_input_select[] = {
- "Line", "Mic", "None", "None", "None",
- "None", "None", "None",
+ "Line", "Mic",
};
static const char *ssm2602_deemph[] = {"None", "32Khz", "44.1Khz", "48Khz"};
static const struct soc_enum ssm2602_enum[] = {
- SOC_ENUM_SINGLE(SSM2602_APANA, 2, 2, ssm2602_input_select),
- SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, 4, ssm2602_deemph),
+ SOC_ENUM_SINGLE(SSM2602_APANA, 2, ARRAY_SIZE(ssm2602_input_select),
+ ssm2602_input_select),
+ SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, ARRAY_SIZE(ssm2602_deemph),
+ ssm2602_deemph),
};
static const unsigned int ssm260x_outmix_tlv[] = {
8000, 16000, 32000, 48000, 96000,
};
-static struct snd_pcm_hw_constraint_list ssm2602_constraints_12288000 = {
+static const struct snd_pcm_hw_constraint_list ssm2602_constraints_12288000 = {
.list = ssm2602_rates_12288000,
.count = ARRAY_SIZE(ssm2602_rates_12288000),
};
8000, 44100, 88200,
};
-static struct snd_pcm_hw_constraint_list ssm2602_constraints_11289600 = {
+static const struct snd_pcm_hw_constraint_list ssm2602_constraints_11289600 = {
.list = ssm2602_rates_11289600,
.count = ARRAY_SIZE(ssm2602_rates_11289600),
};
return 0;
}
-static int ssm2602_probe(struct snd_soc_codec *codec)
+static int ssm2602_codec_probe(struct snd_soc_codec *codec)
{
struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = &codec->dapm;
ARRAY_SIZE(ssm2602_routes));
}
-static int ssm2604_probe(struct snd_soc_codec *codec)
+static int ssm2604_codec_probe(struct snd_soc_codec *codec)
{
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret;
ARRAY_SIZE(ssm2604_routes));
}
-static int ssm260x_probe(struct snd_soc_codec *codec)
+static int ssm260x_codec_probe(struct snd_soc_codec *codec)
{
struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
int ret;
- codec->control_data = ssm2602->regmap;
- ret = snd_soc_codec_set_cache_io(codec, 0, 0, SND_SOC_REGMAP);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- return ret;
- }
-
ret = regmap_write(ssm2602->regmap, SSM2602_RESET, 0);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
switch (ssm2602->type) {
case SSM2602:
- ret = ssm2602_probe(codec);
+ ret = ssm2602_codec_probe(codec);
break;
case SSM2604:
- ret = ssm2604_probe(codec);
+ ret = ssm2604_codec_probe(codec);
break;
}
}
static struct snd_soc_codec_driver soc_codec_dev_ssm2602 = {
- .probe = ssm260x_probe,
+ .probe = ssm260x_codec_probe,
.remove = ssm2602_remove,
.suspend = ssm2602_suspend,
.resume = ssm2602_resume,
return reg == SSM2602_RESET;
}
-static const struct regmap_config ssm2602_regmap_config = {
+const struct regmap_config ssm2602_regmap_config = {
.val_bits = 9,
.reg_bits = 7,
.reg_defaults_raw = ssm2602_reg,
.num_reg_defaults_raw = ARRAY_SIZE(ssm2602_reg),
};
+EXPORT_SYMBOL_GPL(ssm2602_regmap_config);
-#if defined(CONFIG_SPI_MASTER)
-static int ssm2602_spi_probe(struct spi_device *spi)
+int ssm2602_probe(struct device *dev, enum ssm2602_type type,
+ struct regmap *regmap)
{
struct ssm2602_priv *ssm2602;
- int ret;
-
- ssm2602 = devm_kzalloc(&spi->dev, sizeof(struct ssm2602_priv),
- GFP_KERNEL);
- if (ssm2602 == NULL)
- return -ENOMEM;
-
- spi_set_drvdata(spi, ssm2602);
- ssm2602->type = SSM2602;
- ssm2602->regmap = devm_regmap_init_spi(spi, &ssm2602_regmap_config);
- if (IS_ERR(ssm2602->regmap))
- return PTR_ERR(ssm2602->regmap);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
- ret = snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_ssm2602, &ssm2602_dai, 1);
- return ret;
-}
-
-static int ssm2602_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
-static struct spi_driver ssm2602_spi_driver = {
- .driver = {
- .name = "ssm2602",
- .owner = THIS_MODULE,
- },
- .probe = ssm2602_spi_probe,
- .remove = ssm2602_spi_remove,
-};
-#endif
-
-#if IS_ENABLED(CONFIG_I2C)
-/*
- * ssm2602 2 wire address is determined by GPIO5
- * state during powerup.
- * low = 0x1a
- * high = 0x1b
- */
-static int ssm2602_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
-{
- struct ssm2602_priv *ssm2602;
- int ret;
-
- ssm2602 = devm_kzalloc(&i2c->dev, sizeof(struct ssm2602_priv),
- GFP_KERNEL);
+ ssm2602 = devm_kzalloc(dev, sizeof(*ssm2602), GFP_KERNEL);
if (ssm2602 == NULL)
return -ENOMEM;
- i2c_set_clientdata(i2c, ssm2602);
- ssm2602->type = id->driver_data;
-
- ssm2602->regmap = devm_regmap_init_i2c(i2c, &ssm2602_regmap_config);
- if (IS_ERR(ssm2602->regmap))
- return PTR_ERR(ssm2602->regmap);
-
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_ssm2602, &ssm2602_dai, 1);
- return ret;
-}
-
-static int ssm2602_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
-}
-
-static const struct i2c_device_id ssm2602_i2c_id[] = {
- { "ssm2602", SSM2602 },
- { "ssm2603", SSM2602 },
- { "ssm2604", SSM2604 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
-
-/* corgi i2c codec control layer */
-static struct i2c_driver ssm2602_i2c_driver = {
- .driver = {
- .name = "ssm2602",
- .owner = THIS_MODULE,
- },
- .probe = ssm2602_i2c_probe,
- .remove = ssm2602_i2c_remove,
- .id_table = ssm2602_i2c_id,
-};
-#endif
-
-
-static int __init ssm2602_modinit(void)
-{
- int ret = 0;
-
-#if defined(CONFIG_SPI_MASTER)
- ret = spi_register_driver(&ssm2602_spi_driver);
- if (ret)
- return ret;
-#endif
-
-#if IS_ENABLED(CONFIG_I2C)
- ret = i2c_add_driver(&ssm2602_i2c_driver);
- if (ret)
- return ret;
-#endif
-
- return ret;
-}
-module_init(ssm2602_modinit);
-
-static void __exit ssm2602_exit(void)
-{
-#if defined(CONFIG_SPI_MASTER)
- spi_unregister_driver(&ssm2602_spi_driver);
-#endif
+ dev_set_drvdata(dev, ssm2602);
+ ssm2602->type = SSM2602;
+ ssm2602->regmap = regmap;
-#if IS_ENABLED(CONFIG_I2C)
- i2c_del_driver(&ssm2602_i2c_driver);
-#endif
+ return snd_soc_register_codec(dev, &soc_codec_dev_ssm2602,
+ &ssm2602_dai, 1);
}
-module_exit(ssm2602_exit);
+EXPORT_SYMBOL_GPL(ssm2602_probe);
MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 driver");
MODULE_AUTHOR("Cliff Cai");
projects / firefly-linux-kernel-4.4.55.git / blobdiff