X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;ds=sidebyside;f=sound%2Fsoc%2Fcodecs%2Fak4642.c;h=31b35e967398064d87b1e239d374cdf0810b7638;hb=f0fba2ad1b6b53d5360125c41953b7afcd6deff0;hp=60b83b48246712a9155a43a97b16a85b528fa33b;hpb=3b89b223586000d361e96c88fbfd68ef5c5ad880;p=deliverable%2Flinux.git diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c index 60b83b482467..31b35e967398 100644 --- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -30,8 +30,6 @@ #include #include -#include "ak4642.h" - #define AK4642_VERSION "0.0.1" #define PW_MGMT1 0x00 @@ -102,7 +100,6 @@ #define FS3 (1 << 5) #define FS_MASK (FS0 | FS1 | FS2 | FS3) -struct snd_soc_codec_device soc_codec_dev_ak4642; /* * Playback Volume (table 39) @@ -123,11 +120,11 @@ static const struct snd_kcontrol_new ak4642_snd_controls[] = { /* codec private data */ struct ak4642_priv { - struct snd_soc_codec codec; + unsigned int sysclk; + enum snd_soc_control_type control_type; + void *control_data; }; -static struct snd_soc_codec *ak4642_codec; - /* * ak4642 register cache */ @@ -393,8 +390,8 @@ static struct snd_soc_dai_ops ak4642_dai_ops = { .hw_params = ak4642_dai_hw_params, }; -struct snd_soc_dai ak4642_dai = { - .name = "AK4642", +static struct snd_soc_dai_driver ak4642_dai = { + .name = "ak4642-hifi", .playback = { .stream_name = "Playback", .channels_min = 1, @@ -410,110 +407,63 @@ struct snd_soc_dai ak4642_dai = { .ops = &ak4642_dai_ops, .symmetric_rates = 1, }; -EXPORT_SYMBOL_GPL(ak4642_dai); -static int ak4642_resume(struct platform_device *pdev) +static int ak4642_resume(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; - ak4642_sync(codec); return 0; } -/* - * initialise the AK4642 driver - * register the mixer and dsp interfaces with the kernel - */ -static int ak4642_init(struct ak4642_priv *ak4642) + +static int ak4642_probe(struct snd_soc_codec *codec) { - struct snd_soc_codec *codec = &ak4642->codec; - int ret = 0; + struct ak4642_priv *ak4642 = snd_soc_codec_get_drvdata(codec); - if (ak4642_codec) { - dev_err(codec->dev, "Another ak4642 is registered\n"); - return -EINVAL; - } + dev_info(codec->dev, "AK4642 Audio Codec %s", AK4642_VERSION); - mutex_init(&codec->mutex); - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - snd_soc_codec_set_drvdata(codec, ak4642); - codec->name = "AK4642"; - codec->owner = THIS_MODULE; - codec->read = ak4642_read_reg_cache; - codec->write = ak4642_write; - codec->dai = &ak4642_dai; - codec->num_dai = 1; codec->hw_write = (hw_write_t)i2c_master_send; - codec->reg_cache_size = ARRAY_SIZE(ak4642_reg); - codec->reg_cache = kmemdup(ak4642_reg, - sizeof(ak4642_reg), GFP_KERNEL); - - if (!codec->reg_cache) - return -ENOMEM; + codec->control_data = ak4642->control_data; - ak4642_dai.dev = codec->dev; - ak4642_codec = codec; - ret = snd_soc_register_codec(codec); - if (ret) { - dev_err(codec->dev, "Failed to register codec: %d\n", ret); - goto reg_cache_err; - } - - ret = snd_soc_register_dai(&ak4642_dai); - if (ret) { - dev_err(codec->dev, "Failed to register DAI: %d\n", ret); - snd_soc_unregister_codec(codec); - goto reg_cache_err; - } - - return ret; - -reg_cache_err: - kfree(codec->reg_cache); - codec->reg_cache = NULL; - - return ret; + return 0; } +static struct snd_soc_codec_driver soc_codec_dev_ak4642 = { + .probe = ak4642_probe, + .resume = ak4642_resume, + .read = ak4642_read_reg_cache, + .write = ak4642_write, + .reg_cache_size = ARRAY_SIZE(ak4642_reg), + .reg_word_size = sizeof(u8), + .reg_cache_default = ak4642_reg, +}; + #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) -static int ak4642_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) +static __devinit int ak4642_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) { struct ak4642_priv *ak4642; - struct snd_soc_codec *codec; int ret; ak4642 = kzalloc(sizeof(struct ak4642_priv), GFP_KERNEL); - if (!ak4642) + if (ak4642 == NULL) return -ENOMEM; - codec = &ak4642->codec; - codec->dev = &i2c->dev; - i2c_set_clientdata(i2c, ak4642); - codec->control_data = i2c; + ak4642->control_data = i2c; + ak4642->control_type = SND_SOC_I2C; - ret = ak4642_init(ak4642); + ret = snd_soc_register_codec(&i2c->dev, + &soc_codec_dev_ak4642, &ak4642_dai, 1); if (ret < 0) - printk(KERN_ERR "failed to initialise AK4642\n"); - + kfree(ak4642); return ret; } -static int ak4642_i2c_remove(struct i2c_client *client) +static __devexit int ak4642_i2c_remove(struct i2c_client *client) { - struct ak4642_priv *ak4642 = i2c_get_clientdata(client); - - snd_soc_unregister_dai(&ak4642_dai); - snd_soc_unregister_codec(&ak4642->codec); - kfree(ak4642->codec.reg_cache); - kfree(ak4642); - ak4642_codec = NULL; - + snd_soc_unregister_codec(&client->dev); + kfree(i2c_get_clientdata(client)); return 0; } @@ -526,64 +476,15 @@ MODULE_DEVICE_TABLE(i2c, ak4642_i2c_id); static struct i2c_driver ak4642_i2c_driver = { .driver = { - .name = "AK4642 I2C Codec", + .name = "ak4642-codec", .owner = THIS_MODULE, }, - .probe = ak4642_i2c_probe, - .remove = ak4642_i2c_remove, - .id_table = ak4642_i2c_id, + .probe = ak4642_i2c_probe, + .remove = __devexit_p(ak4642_i2c_remove), + .id_table = ak4642_i2c_id, }; - #endif -static int ak4642_probe(struct platform_device *pdev) -{ - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - int ret; - - if (!ak4642_codec) { - dev_err(&pdev->dev, "Codec device not registered\n"); - return -ENODEV; - } - - socdev->card->codec = ak4642_codec; - - /* register pcms */ - ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); - if (ret < 0) { - printk(KERN_ERR "ak4642: failed to create pcms\n"); - goto pcm_err; - } - - snd_soc_add_controls(ak4642_codec, ak4642_snd_controls, - ARRAY_SIZE(ak4642_snd_controls)); - - dev_info(&pdev->dev, "AK4642 Audio Codec %s", AK4642_VERSION); - return ret; - -pcm_err: - return ret; - -} - -/* power down chip */ -static int ak4642_remove(struct platform_device *pdev) -{ - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - - snd_soc_free_pcms(socdev); - snd_soc_dapm_free(socdev); - - return 0; -} - -struct snd_soc_codec_device soc_codec_dev_ak4642 = { - .probe = ak4642_probe, - .remove = ak4642_remove, - .resume = ak4642_resume, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_ak4642); - static int __init ak4642_modinit(void) { int ret = 0;