static int wm8737_probe(struct snd_soc_codec *codec)
{
struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
int ret;
ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies),
wm8737->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
goto err_get;
}
ret = wm8737_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset\n");
goto err_enable;
}
snd_soc_update_bits(codec, WM8737_LEFT_PGA_VOLUME, WM8737_LVU,
WM8737_LVU);
snd_soc_update_bits(codec, WM8737_RIGHT_PGA_VOLUME, WM8737_RVU,
WM8737_RVU);
wm8737_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Bias level configuration will have done an extra enable */
regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
return 0;
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
err_get:
return ret;
}
static int wm8737_remove(struct snd_soc_codec *codec)
{
struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
wm8737_set_bias_level(codec, SND_SOC_BIAS_OFF);
regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
return 0;
}
static int wm8737_probe(struct snd_soc_codec *codec)
{
struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
int ret, i;
ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8737->control_type);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++)
wm8737->supplies[i].supply = wm8737_supply_names[i];
ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8737->supplies),
wm8737->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
return ret;
}
ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies),
wm8737->supplies);
if (ret != 0) {
dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
goto err_get;
}
ret = wm8737_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset\n");
goto err_enable;
}
snd_soc_update_bits(codec, WM8737_LEFT_PGA_VOLUME, WM8737_LVU,
WM8737_LVU);
snd_soc_update_bits(codec, WM8737_RIGHT_PGA_VOLUME, WM8737_RVU,
WM8737_RVU);
wm8737_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Bias level configuration will have done an extra enable */
regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
snd_soc_add_controls(codec, wm8737_snd_controls,
ARRAY_SIZE(wm8737_snd_controls));
wm8737_add_widgets(codec);
return 0;
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
err_get:
regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
return ret;
}
static int wm8737_resume(struct snd_soc_codec *codec)
{
wm8737_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int wm8737_suspend(struct snd_soc_codec *codec)
{
wm8737_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
