static int wm8993_remove(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm8993_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
struct wm8993_priv *wm8993 = codec->private_data;
int ret;
wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Restart the FLL? */
if (wm8993->fll_fout) {
int fll_fout = wm8993->fll_fout;
int fll_fref = wm8993->fll_fref;
wm8993->fll_fref = 0;
wm8993->fll_fout = 0;
ret = wm8993_set_fll(codec->dai, 0, wm8993->fll_src,
fll_fref, fll_fout);
if (ret != 0)
dev_err(codec->dev, "Failed to restart FLL\n");
}
return 0;
}
static int wm8993_remove(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
regulator_bulk_free(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
return 0;
}
static int wm8993_i2c_remove(struct i2c_client *client)
{
struct wm8993_priv *wm8993 = i2c_get_clientdata(client);
snd_soc_unregister_codec(&wm8993->codec);
snd_soc_unregister_dai(&wm8993_dai);
wm8993_set_bias_level(&wm8993->codec, SND_SOC_BIAS_OFF);
regulator_bulk_free(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
kfree(wm8993);
return 0;
}
static int wm8993_suspend(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int fll_fout = wm8993->fll_fout;
int fll_fref = wm8993->fll_fref;
int ret;
/* Stop the FLL in an orderly fashion */
ret = _wm8993_set_fll(codec, 0, 0, 0, 0);
if (ret != 0) {
dev_err(codec->dev, "Failed to stop FLL\n");
return ret;
}
wm8993->fll_fout = fll_fout;
wm8993->fll_fref = fll_fref;
wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm8993_resume(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int ret;
wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Restart the FLL? */
if (wm8993->fll_fout) {
int fll_fout = wm8993->fll_fout;
int fll_fref = wm8993->fll_fref;
wm8993->fll_fref = 0;
wm8993->fll_fout = 0;
ret = _wm8993_set_fll(codec, 0, wm8993->fll_src,
fll_fref, fll_fout);
if (ret != 0)
dev_err(codec->dev, "Failed to restart FLL\n");
}
return 0;
}
static int wm8993_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;
struct wm8993_priv *wm8993 = codec->private_data;
int fll_fout = wm8993->fll_fout;
int fll_fref = wm8993->fll_fref;
int ret;
/* Stop the FLL in an orderly fashion */
ret = wm8993_set_fll(codec->dai, 0, 0, 0, 0);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to stop FLL\n");
return ret;
}
wm8993->fll_fout = fll_fout;
wm8993->fll_fref = fll_fref;
wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm8993_probe(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret;
wm8993->hubs_data.hp_startup_mode = 1;
wm8993->hubs_data.dcs_codes_l = -2;
wm8993->hubs_data.dcs_codes_r = -2;
wm8993->hubs_data.series_startup = 1;
codec->control_data = wm8993->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;
}
/* Latch volume update bits and default ZC on */
snd_soc_update_bits(codec, WM8993_RIGHT_DAC_DIGITAL_VOLUME,
WM8993_DAC_VU, WM8993_DAC_VU);
snd_soc_update_bits(codec, WM8993_RIGHT_ADC_DIGITAL_VOLUME,
WM8993_ADC_VU, WM8993_ADC_VU);
/* Manualy manage the HPOUT sequencing for independent stereo
* control. */
snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
WM8993_HPOUT1_AUTO_PU, 0);
/* Use automatic clock configuration */
snd_soc_update_bits(codec, WM8993_CLOCKING_4, WM8993_SR_MODE, 0);
wm_hubs_handle_analogue_pdata(codec, wm8993->pdata.lineout1_diff,
wm8993->pdata.lineout2_diff,
wm8993->pdata.lineout1fb,
wm8993->pdata.lineout2fb,
wm8993->pdata.jd_scthr,
wm8993->pdata.jd_thr,
wm8993->pdata.micbias1_delay,
wm8993->pdata.micbias2_delay,
wm8993->pdata.micbias1_lvl,
wm8993->pdata.micbias2_lvl);
ret = wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (ret != 0)
return ret;
snd_soc_add_codec_controls(codec, wm8993_snd_controls,
ARRAY_SIZE(wm8993_snd_controls));
if (wm8993->pdata.num_retune_configs != 0) {
dev_dbg(codec->dev, "Using ReTune Mobile\n");
} else {
dev_dbg(codec->dev, "No ReTune Mobile, using normal EQ\n");
snd_soc_add_codec_controls(codec, wm8993_eq_controls,
ARRAY_SIZE(wm8993_eq_controls));
}
snd_soc_dapm_new_controls(dapm, wm8993_dapm_widgets,
ARRAY_SIZE(wm8993_dapm_widgets));
wm_hubs_add_analogue_controls(codec);
snd_soc_dapm_add_routes(dapm, routes, ARRAY_SIZE(routes));
wm_hubs_add_analogue_routes(codec, wm8993->pdata.lineout1_diff,
wm8993->pdata.lineout2_diff);
/* If the line outputs are differential then we aren't presenting
* VMID as an output and can disable it.
*/
if (wm8993->pdata.lineout1_diff && wm8993->pdata.lineout2_diff)
codec->dapm.idle_bias_off = 1;
return 0;
}
static int wm8993_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct wm8993_priv *wm8993;
struct snd_soc_codec *codec;
unsigned int val;
int ret;
int i;
if (wm8993_codec) {
dev_err(&i2c->dev, "A WM8993 is already registered\n");
return -EINVAL;
}
wm8993 = kzalloc(sizeof(struct wm8993_priv), GFP_KERNEL);
if (wm8993 == NULL)
return -ENOMEM;
codec = &wm8993->codec;
if (i2c->dev.platform_data)
memcpy(&wm8993->pdata, i2c->dev.platform_data,
sizeof(wm8993->pdata));
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
codec->name = "WM8993";
codec->volatile_register = wm8993_volatile;
codec->reg_cache = wm8993->reg_cache;
codec->reg_cache_size = ARRAY_SIZE(wm8993->reg_cache);
codec->bias_level = SND_SOC_BIAS_OFF;
codec->set_bias_level = wm8993_set_bias_level;
codec->dai = &wm8993_dai;
codec->num_dai = 1;
codec->private_data = wm8993;
wm8993->hubs_data.hp_startup_mode = 1;
wm8993->hubs_data.dcs_codes = -2;
memcpy(wm8993->reg_cache, wm8993_reg_defaults,
sizeof(wm8993->reg_cache));
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;
}
i2c_set_clientdata(i2c, wm8993);
codec->control_data = i2c;
wm8993_codec = codec;
codec->dev = &i2c->dev;
for (i = 0; i < ARRAY_SIZE(wm8993->supplies); i++)
wm8993->supplies[i].supply = wm8993_supply_names[i];
ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8993->supplies),
wm8993->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
goto err;
}
ret = regulator_bulk_enable(ARRAY_SIZE(wm8993->supplies),
wm8993->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
goto err_get;
}
val = snd_soc_read(codec, WM8993_SOFTWARE_RESET);
if (val != wm8993_reg_defaults[WM8993_SOFTWARE_RESET]) {
dev_err(codec->dev, "Invalid ID register value %x\n", val);
ret = -EINVAL;
goto err_enable;
}
ret = snd_soc_write(codec, WM8993_SOFTWARE_RESET, 0xffff);
if (ret != 0)
goto err_enable;
codec->cache_only = 1;
/* By default we're using the output mixers */
wm8993->class_w_users = 2;
/* Latch volume update bits and default ZC on */
snd_soc_update_bits(codec, WM8993_RIGHT_DAC_DIGITAL_VOLUME,
WM8993_DAC_VU, WM8993_DAC_VU);
snd_soc_update_bits(codec, WM8993_RIGHT_ADC_DIGITAL_VOLUME,
WM8993_ADC_VU, WM8993_ADC_VU);
/* Manualy manage the HPOUT sequencing for independent stereo
* control. */
snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
WM8993_HPOUT1_AUTO_PU, 0);
/* Use automatic clock configuration */
snd_soc_update_bits(codec, WM8993_CLOCKING_4, WM8993_SR_MODE, 0);
wm_hubs_handle_analogue_pdata(codec, wm8993->pdata.lineout1_diff,
wm8993->pdata.lineout2_diff,
wm8993->pdata.lineout1fb,
wm8993->pdata.lineout2fb,
wm8993->pdata.jd_scthr,
wm8993->pdata.jd_thr,
wm8993->pdata.micbias1_lvl,
wm8993->pdata.micbias2_lvl);
ret = wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (ret != 0)
goto err_enable;
wm8993_dai.dev = codec->dev;
ret = snd_soc_register_dai(&wm8993_dai);
if (ret != 0)
goto err_bias;
ret = snd_soc_register_codec(codec);
return 0;
err_bias:
wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
err_get:
regulator_bulk_free(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
err:
wm8993_codec = NULL;
kfree(wm8993);
return ret;
}
static int wm8993_probe(struct snd_soc_codec *codec)
{
struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret, i, val;
wm8993->hubs_data.hp_startup_mode = 1;
wm8993->hubs_data.dcs_codes_l = -2;
wm8993->hubs_data.dcs_codes_r = -2;
wm8993->hubs_data.series_startup = 1;
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;
}
for (i = 0; i < ARRAY_SIZE(wm8993->supplies); i++)
wm8993->supplies[i].supply = wm8993_supply_names[i];
ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8993->supplies),
wm8993->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
return ret;
}
ret = regulator_bulk_enable(ARRAY_SIZE(wm8993->supplies),
wm8993->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
goto err_get;
}
val = snd_soc_read(codec, WM8993_SOFTWARE_RESET);
if (val != wm8993_reg_defaults[WM8993_SOFTWARE_RESET]) {
dev_err(codec->dev, "Invalid ID register value %x\n", val);
ret = -EINVAL;
goto err_enable;
}
ret = snd_soc_write(codec, WM8993_SOFTWARE_RESET, 0xffff);
if (ret != 0)
goto err_enable;
codec->cache_only = 1;
/* By default we're using the output mixers */
wm8993->class_w_users = 2;
/* Latch volume update bits and default ZC on */
snd_soc_update_bits(codec, WM8993_RIGHT_DAC_DIGITAL_VOLUME,
WM8993_DAC_VU, WM8993_DAC_VU);
snd_soc_update_bits(codec, WM8993_RIGHT_ADC_DIGITAL_VOLUME,
WM8993_ADC_VU, WM8993_ADC_VU);
/* Manualy manage the HPOUT sequencing for independent stereo
* control. */
snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
WM8993_HPOUT1_AUTO_PU, 0);
/* Use automatic clock configuration */
snd_soc_update_bits(codec, WM8993_CLOCKING_4, WM8993_SR_MODE, 0);
wm_hubs_handle_analogue_pdata(codec, wm8993->pdata.lineout1_diff,
wm8993->pdata.lineout2_diff,
wm8993->pdata.lineout1fb,
wm8993->pdata.lineout2fb,
wm8993->pdata.jd_scthr,
wm8993->pdata.jd_thr,
wm8993->pdata.micbias1_lvl,
wm8993->pdata.micbias2_lvl);
ret = wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (ret != 0)
goto err_enable;
snd_soc_add_controls(codec, wm8993_snd_controls,
ARRAY_SIZE(wm8993_snd_controls));
if (wm8993->pdata.num_retune_configs != 0) {
dev_dbg(codec->dev, "Using ReTune Mobile\n");
} else {
dev_dbg(codec->dev, "No ReTune Mobile, using normal EQ\n");
snd_soc_add_controls(codec, wm8993_eq_controls,
ARRAY_SIZE(wm8993_eq_controls));
}
snd_soc_dapm_new_controls(dapm, wm8993_dapm_widgets,
ARRAY_SIZE(wm8993_dapm_widgets));
wm_hubs_add_analogue_controls(codec);
snd_soc_dapm_add_routes(dapm, routes, ARRAY_SIZE(routes));
wm_hubs_add_analogue_routes(codec, wm8993->pdata.lineout1_diff,
wm8993->pdata.lineout2_diff);
return 0;
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
err_get:
regulator_bulk_free(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
return ret;
}
