From 4a086e4cc423c5f89ea7b2e25c29800057477b58 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Sat, 21 Jan 2012 21:50:00 +0000 Subject: [PATCH] ASoC: wm8996: Switch to using common code for managing CPVDD supply Nice code saving. Signed-off-by: Mark Brown --- sound/soc/codecs/wm8996.c | 32 +++++--------------------------- 1 file changed, 5 insertions(+), 27 deletions(-) diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c index 3fc30c29f5f1..42af0a396839 100644 --- a/sound/soc/codecs/wm8996.c +++ b/sound/soc/codecs/wm8996.c @@ -73,7 +73,6 @@ struct wm8996_priv { struct regulator_bulk_data supplies[WM8996_NUM_SUPPLIES]; struct notifier_block disable_nb[WM8996_NUM_SUPPLIES]; - struct regulator *cpvdd; int bg_ena; struct wm8996_pdata pdata; @@ -793,29 +792,18 @@ static int bg_event(struct snd_soc_dapm_widget *w, static int cp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { - struct snd_soc_codec *codec = w->codec; - struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec); int ret = 0; switch (event) { - case SND_SOC_DAPM_PRE_PMU: - ret = regulator_enable(wm8996->cpvdd); - if (ret != 0) - dev_err(codec->dev, "Failed to enable CPVDD: %d\n", - ret); - break; case SND_SOC_DAPM_POST_PMU: msleep(5); break; - case SND_SOC_DAPM_POST_PMD: - regulator_disable_deferred(wm8996->cpvdd, 20); - break; default: BUG(); ret = -EINVAL; } - return ret; + return 0; } static int rmv_short_event(struct snd_soc_dapm_widget *w, @@ -1117,12 +1105,12 @@ SND_SOC_DAPM_INPUT("IN2RP"), SND_SOC_DAPM_INPUT("DMIC1DAT"), SND_SOC_DAPM_INPUT("DMIC2DAT"), +SND_SOC_DAPM_REGULATOR_SUPPLY("CPVDD", 20), SND_SOC_DAPM_SUPPLY_S("SYSCLK", 1, WM8996_AIF_CLOCKING_1, 0, 0, NULL, 0), SND_SOC_DAPM_SUPPLY_S("SYSDSPCLK", 2, WM8996_CLOCKING_1, 1, 0, NULL, 0), SND_SOC_DAPM_SUPPLY_S("AIFCLK", 2, WM8996_CLOCKING_1, 2, 0, NULL, 0), SND_SOC_DAPM_SUPPLY_S("Charge Pump", 2, WM8996_CHARGE_PUMP_1, 15, 0, cp_event, - SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | - SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_POST_PMU), SND_SOC_DAPM_SUPPLY("Bandgap", SND_SOC_NOPM, 0, 0, bg_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("LDO2", WM8996_POWER_MANAGEMENT_2, 1, 0, NULL, 0), @@ -1281,6 +1269,7 @@ static const struct snd_soc_dapm_route wm8996_dapm_routes[] = { { "AIFCLK", NULL, "SYSCLK" }, { "SYSDSPCLK", NULL, "SYSCLK" }, { "Charge Pump", NULL, "SYSCLK" }, + { "Charge Pump", NULL, "CPVDD" }, { "MICB1", NULL, "LDO2" }, { "MICB1", NULL, "MICB1 Audio" }, @@ -3049,7 +3038,6 @@ static int wm8996_remove(struct snd_soc_codec *codec) for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++) regulator_unregister_notifier(wm8996->supplies[i].consumer, &wm8996->disable_nb[i]); - regulator_put(wm8996->cpvdd); regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); return 0; @@ -3172,18 +3160,11 @@ static __devinit int wm8996_i2c_probe(struct i2c_client *i2c, goto err_gpio; } - wm8996->cpvdd = regulator_get(&i2c->dev, "CPVDD"); - if (IS_ERR(wm8996->cpvdd)) { - ret = PTR_ERR(wm8996->cpvdd); - dev_err(&i2c->dev, "Failed to get CPVDD: %d\n", ret); - goto err_get; - } - ret = regulator_bulk_enable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); if (ret != 0) { dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret); - goto err_cpvdd; + goto err_get; } if (wm8996->pdata.ldo_ena > 0) { @@ -3245,8 +3226,6 @@ err_enable: if (wm8996->pdata.ldo_ena > 0) gpio_set_value_cansleep(wm8996->pdata.ldo_ena, 0); regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); -err_cpvdd: - regulator_put(wm8996->cpvdd); err_get: regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); err_gpio: @@ -3263,7 +3242,6 @@ static __devexit int wm8996_i2c_remove(struct i2c_client *client) snd_soc_unregister_codec(&client->dev); wm8996_free_gpio(wm8996); - regulator_put(wm8996->cpvdd); regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); regmap_exit(wm8996->regmap); if (wm8996->pdata.ldo_ena > 0) { -- 2.30.2