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Diffstat (limited to 'sound/soc/codecs/wm8741.c')
-rw-r--r--sound/soc/codecs/wm8741.c76
1 files changed, 44 insertions, 32 deletions
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index 3def27ce9a65..00f80f7655cb 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -422,17 +422,35 @@ static int wm8741_probe(struct snd_soc_codec *codec)
{
struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(wm8741->supplies); i++)
+ wm8741->supplies[i].supply = wm8741_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8741->supplies),
+ wm8741->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8741->supplies),
+ wm8741->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_get;
+ }
ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8741->control_type);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- return ret;
+ goto err_enable;
}
ret = wm8741_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset\n");
- return ret;
+ goto err_enable;
}
/* Change some default settings - latch VU */
@@ -451,10 +469,28 @@ static int wm8741_probe(struct snd_soc_codec *codec)
dev_dbg(codec->dev, "Successful registration\n");
return ret;
+
+err_enable:
+ regulator_bulk_disable(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
+err_get:
+ regulator_bulk_free(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
+err:
+ return ret;
+}
+
+static int wm8741_remove(struct snd_soc_codec *codec)
+{
+ struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
+
+ regulator_bulk_disable(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
+ regulator_bulk_free(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
+
+ return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_wm8741 = {
.probe = wm8741_probe,
+ .remove = wm8741_remove,
.resume = wm8741_resume,
.reg_cache_size = ARRAY_SIZE(wm8741_reg_defaults),
.reg_word_size = sizeof(u16),
@@ -466,43 +502,22 @@ static int wm8741_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct wm8741_priv *wm8741;
- int ret, i;
+ int ret;
wm8741 = kzalloc(sizeof(struct wm8741_priv), GFP_KERNEL);
if (wm8741 == NULL)
return -ENOMEM;
- for (i = 0; i < ARRAY_SIZE(wm8741->supplies); i++)
- wm8741->supplies[i].supply = wm8741_supply_names[i];
-
- ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8741->supplies),
- wm8741->supplies);
- if (ret != 0) {
- dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
- goto err;
- }
-
- ret = regulator_bulk_enable(ARRAY_SIZE(wm8741->supplies),
- wm8741->supplies);
- if (ret != 0) {
- dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);
- goto err_get;
- }
-
i2c_set_clientdata(i2c, wm8741);
wm8741->control_type = SND_SOC_I2C;
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8741, &wm8741_dai, 1);
- if (ret < 0)
- goto err_enable;
- return ret;
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_wm8741, &wm8741_dai, 1);
+ if (ret != 0)
+ goto err;
-err_enable:
- regulator_bulk_disable(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
+ return ret;
-err_get:
- regulator_bulk_free(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
err:
kfree(wm8741);
return ret;
@@ -510,10 +525,7 @@ err:
static int wm8741_i2c_remove(struct i2c_client *client)
{
- struct wm8741_priv *wm8741 = i2c_get_clientdata(client);
-
snd_soc_unregister_codec(&client->dev);
- regulator_bulk_free(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
kfree(i2c_get_clientdata(client));
return 0;
}