diff options
Diffstat (limited to 'sound/soc/codecs/wm9090.c')
| -rw-r--r-- | sound/soc/codecs/wm9090.c | 48 |
1 files changed, 10 insertions, 38 deletions
diff --git a/sound/soc/codecs/wm9090.c b/sound/soc/codecs/wm9090.c index 4b263b6edf1..87934171f06 100644 --- a/sound/soc/codecs/wm9090.c +++ b/sound/soc/codecs/wm9090.c @@ -1,7 +1,7 @@ /* * ALSA SoC WM9090 driver * - * Copyright 2009, 2010 Wolfson Microelectronics + * Copyright 2009-12 Wolfson Microelectronics * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> * @@ -522,16 +522,6 @@ static int wm9090_set_bias_level(struct snd_soc_codec *codec, static int wm9090_probe(struct snd_soc_codec *codec) { - struct wm9090_priv *wm9090 = dev_get_drvdata(codec->dev); - int ret; - - codec->control_data = wm9090->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; - } - /* Configure some defaults; they will be written out when we * bring the bias up. */ @@ -628,7 +618,7 @@ static int wm9090_i2c_probe(struct i2c_client *i2c, return -ENOMEM; } - wm9090->regmap = regmap_init_i2c(i2c, &wm9090_regmap); + wm9090->regmap = devm_regmap_init_i2c(i2c, &wm9090_regmap); if (IS_ERR(wm9090->regmap)) { ret = PTR_ERR(wm9090->regmap); dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret); @@ -637,16 +627,16 @@ static int wm9090_i2c_probe(struct i2c_client *i2c, ret = regmap_read(wm9090->regmap, WM9090_SOFTWARE_RESET, ®); if (ret < 0) - goto err; + return ret; + if (reg != 0x9093) { dev_err(&i2c->dev, "Device is not a WM9090, ID=%x\n", reg); - ret = -ENODEV; - goto err; + return -ENODEV; } ret = regmap_write(wm9090->regmap, WM9090_SOFTWARE_RESET, 0); if (ret < 0) - goto err; + return ret; if (i2c->dev.platform_data) memcpy(&wm9090->pdata, i2c->dev.platform_data, @@ -658,23 +648,15 @@ static int wm9090_i2c_probe(struct i2c_client *i2c, &soc_codec_dev_wm9090, NULL, 0); if (ret != 0) { dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret); - goto err; + return ret; } return 0; - -err: - regmap_exit(wm9090->regmap); - return ret; } -static int __devexit wm9090_i2c_remove(struct i2c_client *i2c) +static int wm9090_i2c_remove(struct i2c_client *i2c) { - struct wm9090_priv *wm9090 = i2c_get_clientdata(i2c); - snd_soc_unregister_codec(&i2c->dev); - regmap_exit(wm9090->regmap); - return 0; } @@ -691,21 +673,11 @@ static struct i2c_driver wm9090_i2c_driver = { .owner = THIS_MODULE, }, .probe = wm9090_i2c_probe, - .remove = __devexit_p(wm9090_i2c_remove), + .remove = wm9090_i2c_remove, .id_table = wm9090_id, }; -static int __init wm9090_init(void) -{ - return i2c_add_driver(&wm9090_i2c_driver); -} -module_init(wm9090_init); - -static void __exit wm9090_exit(void) -{ - i2c_del_driver(&wm9090_i2c_driver); -} -module_exit(wm9090_exit); +module_i2c_driver(wm9090_i2c_driver); MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); MODULE_DESCRIPTION("WM9090 ASoC driver"); |