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Diffstat (limited to 'sound/soc/codecs/tpa6130a2.c')
-rw-r--r--sound/soc/codecs/tpa6130a2.c103
1 files changed, 57 insertions, 46 deletions
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index 569ad8758a84..99b70e5978a2 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -36,24 +36,14 @@
static struct i2c_client *tpa6130a2_client;
-#define TPA6130A2_NUM_SUPPLIES 2
-static const char *tpa6130a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
- "CPVSS",
- "Vdd",
-};
-
-static const char *tpa6140a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
- "HPVdd",
- "AVdd",
-};
-
/* This struct is used to save the context */
struct tpa6130a2_data {
struct mutex mutex;
unsigned char regs[TPA6130A2_CACHEREGNUM];
- struct regulator_bulk_data supplies[TPA6130A2_NUM_SUPPLIES];
+ struct regulator *supply;
int power_gpio;
unsigned char power_state;
+ enum tpa_model id;
};
static int tpa6130a2_i2c_read(int reg)
@@ -135,11 +125,10 @@ static int tpa6130a2_power(int power)
if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 1);
- ret = regulator_bulk_enable(ARRAY_SIZE(data->supplies),
- data->supplies);
+ ret = regulator_enable(data->supply);
if (ret != 0) {
dev_err(&tpa6130a2_client->dev,
- "Failed to enable supplies: %d\n", ret);
+ "Failed to enable supply: %d\n", ret);
goto exit;
}
@@ -160,11 +149,10 @@ static int tpa6130a2_power(int power)
if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 0);
- ret = regulator_bulk_disable(ARRAY_SIZE(data->supplies),
- data->supplies);
+ ret = regulator_disable(data->supply);
if (ret != 0) {
dev_err(&tpa6130a2_client->dev,
- "Failed to disable supplies: %d\n", ret);
+ "Failed to disable supply: %d\n", ret);
goto exit;
}
@@ -176,7 +164,7 @@ exit:
return ret;
}
-static int tpa6130a2_get_reg(struct snd_kcontrol *kcontrol,
+static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
@@ -184,7 +172,8 @@ static int tpa6130a2_get_reg(struct snd_kcontrol *kcontrol,
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
- unsigned int mask = mc->max;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
BUG_ON(tpa6130a2_client == NULL);
@@ -197,13 +186,13 @@ static int tpa6130a2_get_reg(struct snd_kcontrol *kcontrol,
if (invert)
ucontrol->value.integer.value[0] =
- mask - ucontrol->value.integer.value[0];
+ max - ucontrol->value.integer.value[0];
mutex_unlock(&data->mutex);
return 0;
}
-static int tpa6130a2_set_reg(struct snd_kcontrol *kcontrol,
+static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
@@ -211,7 +200,8 @@ static int tpa6130a2_set_reg(struct snd_kcontrol *kcontrol,
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
- unsigned int mask = mc->max;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val = (ucontrol->value.integer.value[0] & mask);
unsigned int val_reg;
@@ -220,7 +210,7 @@ static int tpa6130a2_set_reg(struct snd_kcontrol *kcontrol,
data = i2c_get_clientdata(tpa6130a2_client);
if (invert)
- val = mask - val;
+ val = max - val;
mutex_lock(&data->mutex);
@@ -260,10 +250,24 @@ static const unsigned int tpa6130_tlv[] = {
static const struct snd_kcontrol_new tpa6130a2_controls[] = {
SOC_SINGLE_EXT_TLV("TPA6130A2 Headphone Playback Volume",
TPA6130A2_REG_VOL_MUTE, 0, 0x3f, 0,
- tpa6130a2_get_reg, tpa6130a2_set_reg,
+ tpa6130a2_get_volsw, tpa6130a2_put_volsw,
tpa6130_tlv),
};
+static const unsigned int tpa6140_tlv[] = {
+ TLV_DB_RANGE_HEAD(3),
+ 0, 8, TLV_DB_SCALE_ITEM(-5900, 400, 0),
+ 9, 16, TLV_DB_SCALE_ITEM(-2500, 200, 0),
+ 17, 31, TLV_DB_SCALE_ITEM(-1000, 100, 0),
+};
+
+static const struct snd_kcontrol_new tpa6140a2_controls[] = {
+ SOC_SINGLE_EXT_TLV("TPA6140A2 Headphone Playback Volume",
+ TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
+ tpa6130a2_get_volsw, tpa6130a2_put_volsw,
+ tpa6140_tlv),
+};
+
/*
* Enable or disable channel (left or right)
* The bit number for mute and amplifier are the same per channel:
@@ -355,8 +359,8 @@ static const struct snd_soc_dapm_widget tpa6130a2_dapm_widgets[] = {
0, 0, tpa6130a2_supply_event,
SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* Outputs */
- SND_SOC_DAPM_HP("TPA6130A2 Headphone Left", NULL),
- SND_SOC_DAPM_HP("TPA6130A2 Headphone Right", NULL),
+ SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Left"),
+ SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Right"),
};
static const struct snd_soc_dapm_route audio_map[] = {
@@ -369,13 +373,22 @@ static const struct snd_soc_dapm_route audio_map[] = {
int tpa6130a2_add_controls(struct snd_soc_codec *codec)
{
+ struct tpa6130a2_data *data;
+
+ BUG_ON(tpa6130a2_client == NULL);
+ data = i2c_get_clientdata(tpa6130a2_client);
+
snd_soc_dapm_new_controls(codec, tpa6130a2_dapm_widgets,
ARRAY_SIZE(tpa6130a2_dapm_widgets));
snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
- return snd_soc_add_controls(codec, tpa6130a2_controls,
- ARRAY_SIZE(tpa6130a2_controls));
+ if (data->id == TPA6140A2)
+ return snd_soc_add_controls(codec, tpa6140a2_controls,
+ ARRAY_SIZE(tpa6140a2_controls));
+ else
+ return snd_soc_add_controls(codec, tpa6130a2_controls,
+ ARRAY_SIZE(tpa6130a2_controls));
}
EXPORT_SYMBOL_GPL(tpa6130a2_add_controls);
@@ -386,7 +399,8 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
struct device *dev;
struct tpa6130a2_data *data;
struct tpa6130a2_platform_data *pdata;
- int i, ret;
+ const char *regulator;
+ int ret;
dev = &client->dev;
@@ -408,6 +422,7 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
pdata = client->dev.platform_data;
data->power_gpio = pdata->power_gpio;
+ data->id = pdata->id;
mutex_init(&data->mutex);
@@ -426,26 +441,22 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
gpio_direction_output(data->power_gpio, 0);
}
- switch (pdata->id) {
+ switch (data->id) {
+ default:
+ dev_warn(dev, "Unknown TPA model (%d). Assuming 6130A2\n",
+ pdata->id);
case TPA6130A2:
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6130a2_supply_names[i];
+ regulator = "Vdd";
break;
case TPA6140A2:
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6140a2_supply_names[i];;
+ regulator = "AVdd";
break;
- default:
- dev_warn(dev, "Unknown TPA model (%d). Assuming 6130A2\n",
- pdata->id);
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6130a2_supply_names[i];
}
- ret = regulator_bulk_get(dev, ARRAY_SIZE(data->supplies),
- data->supplies);
- if (ret != 0) {
- dev_err(dev, "Failed to request supplies: %d\n", ret);
+ data->supply = regulator_get(dev, regulator);
+ if (IS_ERR(data->supply)) {
+ ret = PTR_ERR(data->supply);
+ dev_err(dev, "Failed to request supply: %d\n", ret);
goto err_regulator;
}
@@ -468,7 +479,7 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
return 0;
err_power:
- regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+ regulator_put(data->supply);
err_regulator:
if (data->power_gpio >= 0)
gpio_free(data->power_gpio);
@@ -489,7 +500,7 @@ static int __devexit tpa6130a2_remove(struct i2c_client *client)
if (data->power_gpio >= 0)
gpio_free(data->power_gpio);
- regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+ regulator_put(data->supply);
kfree(data);
tpa6130a2_client = NULL;
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-26 22:18:05 +0000