static int wm9090_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int wm9090_suspend(struct platform_device *pdev, pm_message_t state)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
wm9090_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm9090_probe(struct snd_soc_codec *codec)
{
int ret;
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
ret = snd_soc_read(codec, WM9090_SOFTWARE_RESET);
if (ret < 0)
return ret;
if (ret != wm9090_reg_defaults[WM9090_SOFTWARE_RESET]) {
dev_err(codec->dev, "Device is not a WM9090, ID=%x\n", ret);
return -EINVAL;
}
ret = snd_soc_write(codec, WM9090_SOFTWARE_RESET, 0);
if (ret < 0)
return ret;
/* Configure some defaults; they will be written out when we
* bring the bias up.
*/
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_A_VOLUME,
WM9090_IN1_VU | WM9090_IN1A_ZC,
WM9090_IN1_VU | WM9090_IN1A_ZC);
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_B_VOLUME,
WM9090_IN1_VU | WM9090_IN1B_ZC,
WM9090_IN1_VU | WM9090_IN1B_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_A_VOLUME,
WM9090_IN2_VU | WM9090_IN2A_ZC,
WM9090_IN2_VU | WM9090_IN2A_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_B_VOLUME,
WM9090_IN2_VU | WM9090_IN2B_ZC,
WM9090_IN2_VU | WM9090_IN2B_ZC);
snd_soc_update_bits(codec, WM9090_SPEAKER_VOLUME_LEFT,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC);
snd_soc_update_bits(codec, WM9090_LEFT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC);
snd_soc_update_bits(codec, WM9090_RIGHT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC);
snd_soc_update_bits(codec, WM9090_CLOCKING_1,
WM9090_TOCLK_ENA, WM9090_TOCLK_ENA);
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
wm9090_add_controls(codec);
return 0;
}
static int wm9090_i2c_remove(struct i2c_client *i2c)
{
struct wm9090_priv *wm9090 = i2c_get_clientdata(i2c);
struct snd_soc_codec *codec = &wm9090->codec;
snd_soc_unregister_codec(codec);
wm9090_set_bias_level(codec, SND_SOC_BIAS_OFF);
kfree(wm9090);
wm9090_codec = NULL;
return 0;
}
static int wm9090_probe(struct snd_soc_codec *codec)
{
struct wm9090_priv *wm9090 = dev_get_drvdata(codec->dev);
int ret;
codec->control_data = wm9090->regmap;
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
/* Configure some defaults; they will be written out when we
* bring the bias up.
*/
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_A_VOLUME,
WM9090_IN1_VU | WM9090_IN1A_ZC,
WM9090_IN1_VU | WM9090_IN1A_ZC);
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_B_VOLUME,
WM9090_IN1_VU | WM9090_IN1B_ZC,
WM9090_IN1_VU | WM9090_IN1B_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_A_VOLUME,
WM9090_IN2_VU | WM9090_IN2A_ZC,
WM9090_IN2_VU | WM9090_IN2A_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_B_VOLUME,
WM9090_IN2_VU | WM9090_IN2B_ZC,
WM9090_IN2_VU | WM9090_IN2B_ZC);
snd_soc_update_bits(codec, WM9090_SPEAKER_VOLUME_LEFT,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC);
snd_soc_update_bits(codec, WM9090_LEFT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC);
snd_soc_update_bits(codec, WM9090_RIGHT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC);
snd_soc_update_bits(codec, WM9090_CLOCKING_1,
WM9090_TOCLK_ENA, WM9090_TOCLK_ENA);
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
wm9090_add_controls(codec);
return 0;
}
static int wm9090_probe(struct snd_soc_codec *codec)
{
/* Configure some defaults; they will be written out when we
* bring the bias up.
*/
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_A_VOLUME,
WM9090_IN1_VU | WM9090_IN1A_ZC,
WM9090_IN1_VU | WM9090_IN1A_ZC);
snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_B_VOLUME,
WM9090_IN1_VU | WM9090_IN1B_ZC,
WM9090_IN1_VU | WM9090_IN1B_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_A_VOLUME,
WM9090_IN2_VU | WM9090_IN2A_ZC,
WM9090_IN2_VU | WM9090_IN2A_ZC);
snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_B_VOLUME,
WM9090_IN2_VU | WM9090_IN2B_ZC,
WM9090_IN2_VU | WM9090_IN2B_ZC);
snd_soc_update_bits(codec, WM9090_SPEAKER_VOLUME_LEFT,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC,
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC);
snd_soc_update_bits(codec, WM9090_LEFT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC);
snd_soc_update_bits(codec, WM9090_RIGHT_OUTPUT_VOLUME,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC,
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC);
snd_soc_update_bits(codec, WM9090_CLOCKING_1,
WM9090_TOCLK_ENA, WM9090_TOCLK_ENA);
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
wm9090_add_controls(codec);
return 0;
}
static int wm9090_remove(struct snd_soc_codec *codec)
{
wm9090_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm9090_resume(struct snd_soc_codec *codec)
{
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int wm9090_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct wm9090_priv *wm9090;
struct snd_soc_codec *codec;
int ret;
wm9090 = kzalloc(sizeof(*wm9090), GFP_KERNEL);
if (wm9090 == NULL) {
dev_err(&i2c->dev, "Can not allocate memory\n");
return -ENOMEM;
}
codec = &wm9090->codec;
if (i2c->dev.platform_data)
memcpy(&wm9090->pdata, i2c->dev.platform_data,
sizeof(wm9090->pdata));
wm9090_codec = codec;
i2c_set_clientdata(i2c, wm9090);
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
codec->control_data = i2c;
snd_soc_codec_set_drvdata(codec, wm9090);
codec->dev = &i2c->dev;
codec->name = "WM9090";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
codec->set_bias_level = wm9090_set_bias_level,
codec->reg_cache_size = WM9090_MAX_REGISTER + 1;
codec->reg_cache = &wm9090->reg_cache;
codec->volatile_register = wm9090_volatile;
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
goto err;
}
memcpy(&wm9090->reg_cache, wm9090_reg_defaults,
sizeof(wm9090->reg_cache));
ret = snd_soc_read(codec, WM9090_SOFTWARE_RESET);
if (ret < 0)
goto err;
if (ret != wm9090_reg_defaults[WM9090_SOFTWARE_RESET]) {
dev_err(&i2c->dev, "Device is not a WM9090, ID=%x\n", ret);
ret = -EINVAL;
goto err;
}
ret = snd_soc_write(codec, WM9090_SOFTWARE_RESET, 0);
if (ret < 0)
goto err;
/* Configure some defaults; they will be written out when we
* bring the bias up.
*/
wm9090->reg_cache[WM9090_IN1_LINE_INPUT_A_VOLUME] |= WM9090_IN1_VU
| WM9090_IN1A_ZC;
wm9090->reg_cache[WM9090_IN1_LINE_INPUT_B_VOLUME] |= WM9090_IN1_VU
| WM9090_IN1B_ZC;
wm9090->reg_cache[WM9090_IN2_LINE_INPUT_A_VOLUME] |= WM9090_IN2_VU
| WM9090_IN2A_ZC;
wm9090->reg_cache[WM9090_IN2_LINE_INPUT_B_VOLUME] |= WM9090_IN2_VU
| WM9090_IN2B_ZC;
wm9090->reg_cache[WM9090_SPEAKER_VOLUME_LEFT] |=
WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC;
wm9090->reg_cache[WM9090_LEFT_OUTPUT_VOLUME] |=
WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC;
wm9090->reg_cache[WM9090_RIGHT_OUTPUT_VOLUME] |=
WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC;
wm9090->reg_cache[WM9090_CLOCKING_1] |= WM9090_TOCLK_ENA;
wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
ret = snd_soc_register_codec(codec);
if (ret != 0) {
dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
goto err_bias;
}
return 0;
err_bias:
wm9090_set_bias_level(codec, SND_SOC_BIAS_OFF);
err:
kfree(wm9090);
i2c_set_clientdata(i2c, NULL);
wm9090_codec = NULL;
return ret;
}
static int wm9090_suspend(struct snd_soc_codec *codec, pm_message_t state)
{
wm9090_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}