ASoC: tlv320aic3x: Move regulator management from i2c to soc domain
authorJarkko Nikula <jhnikula@gmail.com>
Mon, 20 Sep 2010 07:39:11 +0000 (10:39 +0300)
committerLiam Girdwood <lrg@slimlogic.co.uk>
Mon, 20 Sep 2010 17:40:46 +0000 (18:40 +0100)
It will be easier to keep regulator enable/disable calls in sync when dynamic
regulator management is added if regulator management is moved from
aic3x_i2c_probe/_remove to aic3x_probe/_remove.

Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
sound/soc/codecs/tlv320aic3x.c

index 6190351965a439460729f5b65c29163404927c9d..c60ead948ea611338bfe0f56cc7a4fe0898be1b3 100644 (file)
@@ -1266,7 +1266,7 @@ static int aic3x_init(struct snd_soc_codec *codec)
 static int aic3x_probe(struct snd_soc_codec *codec)
 {
        struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
-       int ret;
+       int ret, i;
 
        codec->control_data = aic3x->control_data;
 
@@ -1276,6 +1276,35 @@ static int aic3x_probe(struct snd_soc_codec *codec)
                return ret;
        }
 
+       if (aic3x->gpio_reset >= 0) {
+               ret = gpio_request(aic3x->gpio_reset, "tlv320aic3x reset");
+               if (ret != 0)
+                       goto err_gpio;
+               gpio_direction_output(aic3x->gpio_reset, 0);
+       }
+
+       for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
+               aic3x->supplies[i].supply = aic3x_supply_names[i];
+
+       ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(aic3x->supplies),
+                                aic3x->supplies);
+       if (ret != 0) {
+               dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+               goto err_get;
+       }
+
+       ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
+                                   aic3x->supplies);
+       if (ret != 0) {
+               dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+               goto err_enable;
+       }
+
+       if (aic3x->gpio_reset >= 0) {
+               udelay(1);
+               gpio_set_value(aic3x->gpio_reset, 1);
+       }
+
        aic3x_init(codec);
 
        if (aic3x->setup) {
@@ -1294,11 +1323,29 @@ static int aic3x_probe(struct snd_soc_codec *codec)
        aic3x_add_widgets(codec);
 
        return 0;
+
+err_enable:
+       regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+err_get:
+       if (aic3x->gpio_reset >= 0)
+               gpio_free(aic3x->gpio_reset);
+err_gpio:
+       kfree(aic3x);
+       return ret;
 }
 
 static int aic3x_remove(struct snd_soc_codec *codec)
 {
+       struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
+
        aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
+       if (aic3x->gpio_reset >= 0) {
+               gpio_set_value(aic3x->gpio_reset, 0);
+               gpio_free(aic3x->gpio_reset);
+       }
+       regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+       regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+
        return 0;
 }
 
@@ -1336,7 +1383,7 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
 {
        struct aic3x_pdata *pdata = i2c->dev.platform_data;
        struct aic3x_priv *aic3x;
-       int ret, i;
+       int ret;
        const struct i2c_device_id *tbl;
 
        aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
@@ -1356,68 +1403,21 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
                aic3x->gpio_reset = -1;
        }
 
-       if (aic3x->gpio_reset >= 0) {
-               ret = gpio_request(aic3x->gpio_reset, "tlv320aic3x reset");
-               if (ret != 0)
-                       goto err_gpio;
-               gpio_direction_output(aic3x->gpio_reset, 0);
-       }
-
        for (tbl = aic3x_i2c_id; tbl->name[0]; tbl++) {
                if (!strcmp(tbl->name, id->name))
                        break;
        }
        aic3x->model = tbl - aic3x_i2c_id;
 
-       for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
-               aic3x->supplies[i].supply = aic3x_supply_names[i];
-
-       ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(aic3x->supplies),
-                                aic3x->supplies);
-       if (ret != 0) {
-               dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
-               goto err_get;
-       }
-
-       ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
-                                   aic3x->supplies);
-       if (ret != 0) {
-               dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);
-               goto err_enable;
-       }
-
-       if (aic3x->gpio_reset >= 0) {
-               udelay(1);
-               gpio_set_value(aic3x->gpio_reset, 1);
-       }
-
        ret = snd_soc_register_codec(&i2c->dev,
                        &soc_codec_dev_aic3x, &aic3x_dai, 1);
        if (ret < 0)
-               goto err_enable;
-       return ret;
-
-err_enable:
-       regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
-err_get:
-       if (aic3x->gpio_reset >= 0)
-               gpio_free(aic3x->gpio_reset);
-err_gpio:
-       kfree(aic3x);
+               kfree(aic3x);
        return ret;
 }
 
 static int aic3x_i2c_remove(struct i2c_client *client)
 {
-       struct aic3x_priv *aic3x = i2c_get_clientdata(client);
-
-       if (aic3x->gpio_reset >= 0) {
-               gpio_set_value(aic3x->gpio_reset, 0);
-               gpio_free(aic3x->gpio_reset);
-       }
-       regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
-       regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
-
        snd_soc_unregister_codec(&client->dev);
        kfree(i2c_get_clientdata(client));
        return 0;