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Diffstat (limited to 'sound/soc/codecs/alc5623.c')
-rw-r--r--sound/soc/codecs/alc5623.c120
1 files changed, 65 insertions, 55 deletions
diff --git a/sound/soc/codecs/alc5623.c b/sound/soc/codecs/alc5623.c
index d3036283482..09f7e773baf 100644
--- a/sound/soc/codecs/alc5623.c
+++ b/sound/soc/codecs/alc5623.c
@@ -21,6 +21,7 @@
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -38,26 +39,13 @@ MODULE_PARM_DESC(caps_charge, "ALC5623 cap charge time (msecs)");
/* codec private data */
struct alc5623_priv {
- enum snd_soc_control_type control_type;
+ struct regmap *regmap;
u8 id;
unsigned int sysclk;
- u16 reg_cache[ALC5623_VENDOR_ID2+2];
unsigned int add_ctrl;
unsigned int jack_det_ctrl;
};
-static void alc5623_fill_cache(struct snd_soc_codec *codec)
-{
- int i, step = codec->driver->reg_cache_step;
- u16 *cache = codec->reg_cache;
-
- /* not really efficient ... */
- codec->cache_bypass = 1;
- for (i = 0 ; i < codec->driver->reg_cache_size ; i += step)
- cache[i] = snd_soc_read(codec, i);
- codec->cache_bypass = 0;
-}
-
static inline int alc5623_reset(struct snd_soc_codec *codec)
{
return snd_soc_write(codec, ALC5623_RESET, 0);
@@ -228,32 +216,37 @@ static const char *alc5623_aux_out_input_sel[] = {
"Vmid", "HPOut Mix", "Speaker Mix", "Mono Mix"};
/* auxout output mux */
-static const struct soc_enum alc5623_aux_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 6, 4, alc5623_aux_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_aux_out_input_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 6,
+ alc5623_aux_out_input_sel);
static const struct snd_kcontrol_new alc5623_auxout_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_aux_out_input_enum);
/* speaker output mux */
-static const struct soc_enum alc5623_spkout_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 10, 4, alc5623_spkout_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_spkout_input_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 10,
+ alc5623_spkout_input_sel);
static const struct snd_kcontrol_new alc5623_spkout_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_spkout_input_enum);
/* headphone left output mux */
-static const struct soc_enum alc5623_hpl_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 9, 2, alc5623_hpl_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_hpl_out_input_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 9,
+ alc5623_hpl_out_input_sel);
static const struct snd_kcontrol_new alc5623_hpl_out_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_hpl_out_input_enum);
/* headphone right output mux */
-static const struct soc_enum alc5623_hpr_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 8, 2, alc5623_hpr_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_hpr_out_input_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 8,
+ alc5623_hpr_out_input_sel);
static const struct snd_kcontrol_new alc5623_hpr_out_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_hpr_out_input_enum);
/* speaker output N select */
-static const struct soc_enum alc5623_spk_n_sour_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 14, 4, alc5623_spk_n_sour_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_spk_n_sour_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 14,
+ alc5623_spk_n_sour_sel);
static const struct snd_kcontrol_new alc5623_spkoutn_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_spk_n_sour_enum);
@@ -338,8 +331,9 @@ SND_SOC_DAPM_VMID("Vmid"),
};
static const char *alc5623_amp_names[] = {"AB Amp", "D Amp"};
-static const struct soc_enum alc5623_amp_enum =
- SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 13, 2, alc5623_amp_names);
+static SOC_ENUM_SINGLE_DECL(alc5623_amp_enum,
+ ALC5623_OUTPUT_MIXER_CTRL, 13,
+ alc5623_amp_names);
static const struct snd_kcontrol_new alc5623_amp_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_amp_enum);
@@ -869,18 +863,28 @@ static struct snd_soc_dai_driver alc5623_dai = {
static int alc5623_suspend(struct snd_soc_codec *codec)
{
+ struct alc5623_priv *alc5623 = snd_soc_codec_get_drvdata(codec);
+
alc5623_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ regcache_cache_only(alc5623->regmap, true);
+
return 0;
}
static int alc5623_resume(struct snd_soc_codec *codec)
{
- int i, step = codec->driver->reg_cache_step;
- u16 *cache = codec->reg_cache;
+ struct alc5623_priv *alc5623 = snd_soc_codec_get_drvdata(codec);
+ int ret;
/* Sync reg_cache with the hardware */
- for (i = 2 ; i < codec->driver->reg_cache_size ; i += step)
- snd_soc_write(codec, i, cache[i]);
+ regcache_cache_only(alc5623->regmap, false);
+ ret = regcache_sync(alc5623->regmap);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to sync register cache: %d\n",
+ ret);
+ regcache_cache_only(alc5623->regmap, true);
+ return ret;
+ }
alc5623_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -900,14 +904,7 @@ static int alc5623_probe(struct snd_soc_codec *codec)
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret;
- ret = snd_soc_codec_set_cache_io(codec, 8, 16, alc5623->control_type);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- return ret;
- }
-
alc5623_reset(codec);
- alc5623_fill_cache(codec);
/* power on device */
alc5623_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -980,9 +977,15 @@ static struct snd_soc_codec_driver soc_codec_device_alc5623 = {
.suspend = alc5623_suspend,
.resume = alc5623_resume,
.set_bias_level = alc5623_set_bias_level,
- .reg_cache_size = ALC5623_VENDOR_ID2+2,
- .reg_word_size = sizeof(u16),
- .reg_cache_step = 2,
+};
+
+static const struct regmap_config alc5623_regmap = {
+ .reg_bits = 8,
+ .val_bits = 16,
+ .reg_stride = 2,
+
+ .max_register = ALC5623_VENDOR_ID2,
+ .cache_type = REGCACHE_RBTREE,
};
/*
@@ -996,19 +999,32 @@ static int alc5623_i2c_probe(struct i2c_client *client,
{
struct alc5623_platform_data *pdata;
struct alc5623_priv *alc5623;
- int ret, vid1, vid2;
+ unsigned int vid1, vid2;
+ int ret;
- vid1 = i2c_smbus_read_word_data(client, ALC5623_VENDOR_ID1);
- if (vid1 < 0) {
- dev_err(&client->dev, "failed to read I2C\n");
- return -EIO;
+ alc5623 = devm_kzalloc(&client->dev, sizeof(struct alc5623_priv),
+ GFP_KERNEL);
+ if (alc5623 == NULL)
+ return -ENOMEM;
+
+ alc5623->regmap = devm_regmap_init_i2c(client, &alc5623_regmap);
+ if (IS_ERR(alc5623->regmap)) {
+ ret = PTR_ERR(alc5623->regmap);
+ dev_err(&client->dev, "Failed to initialise I/O: %d\n", ret);
+ return ret;
+ }
+
+ ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID1, &vid1);
+ if (ret < 0) {
+ dev_err(&client->dev, "failed to read vendor ID1: %d\n", ret);
+ return ret;
}
vid1 = ((vid1 & 0xff) << 8) | (vid1 >> 8);
- vid2 = i2c_smbus_read_byte_data(client, ALC5623_VENDOR_ID2);
- if (vid2 < 0) {
- dev_err(&client->dev, "failed to read I2C\n");
- return -EIO;
+ ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID2, &vid2);
+ if (ret < 0) {
+ dev_err(&client->dev, "failed to read vendor ID2: %d\n", ret);
+ return ret;
}
if ((vid1 != 0x10ec) || (vid2 != id->driver_data)) {
@@ -1021,11 +1037,6 @@ static int alc5623_i2c_probe(struct i2c_client *client,
dev_dbg(&client->dev, "Found codec id : alc56%02x\n", vid2);
- alc5623 = devm_kzalloc(&client->dev, sizeof(struct alc5623_priv),
- GFP_KERNEL);
- if (alc5623 == NULL)
- return -ENOMEM;
-
pdata = client->dev.platform_data;
if (pdata) {
alc5623->add_ctrl = pdata->add_ctrl;
@@ -1048,7 +1059,6 @@ static int alc5623_i2c_probe(struct i2c_client *client,
}
i2c_set_clientdata(client, alc5623);
- alc5623->control_type = SND_SOC_I2C;
ret = snd_soc_register_codec(&client->dev,
&soc_codec_device_alc5623, &alc5623_dai, 1);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-24 20:52:27 +0000