diff options
Diffstat (limited to 'sound/soc/codecs/wm8727.c')
-rw-r--r-- | sound/soc/codecs/wm8727.c | 106 |
1 files changed, 10 insertions, 96 deletions
diff --git a/sound/soc/codecs/wm8727.c b/sound/soc/codecs/wm8727.c index 9d1df2628136..6a40080ba701 100644 --- a/sound/soc/codecs/wm8727.c +++ b/sound/soc/codecs/wm8727.c @@ -23,7 +23,6 @@ #include <sound/initval.h> #include <sound/soc.h> -#include "wm8727.h" /* * Note this is a simple chip with no configuration interface, sample rate is * determined automatically by examining the Master clock and Bit clock ratios @@ -33,8 +32,8 @@ SNDRV_PCM_RATE_192000) -struct snd_soc_dai wm8727_dai = { - .name = "WM8727", +static struct snd_soc_dai_driver wm8727_dai = { + .name = "wm8727-hifi", .playback = { .stream_name = "Playback", .channels_min = 2, @@ -43,103 +42,18 @@ struct snd_soc_dai wm8727_dai = { .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, }, }; -EXPORT_SYMBOL_GPL(wm8727_dai); -static struct snd_soc_codec *wm8727_codec; +struct snd_soc_codec_driver soc_codec_dev_wm8727; -static int wm8727_soc_probe(struct platform_device *pdev) +static __devinit int wm8727_probe(struct platform_device *pdev) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - int ret = 0; - - BUG_ON(!wm8727_codec); - - socdev->card->codec = wm8727_codec; - - /* register pcms */ - ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); - if (ret < 0) { - printk(KERN_ERR "wm8727: failed to create pcms\n"); - goto pcm_err; - } - - return ret; - -pcm_err: - kfree(socdev->card->codec); - socdev->card->codec = NULL; - return ret; -} - -static int wm8727_soc_remove(struct platform_device *pdev) -{ - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - - snd_soc_free_pcms(socdev); - - return 0; -} - -struct snd_soc_codec_device soc_codec_dev_wm8727 = { - .probe = wm8727_soc_probe, - .remove = wm8727_soc_remove, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_wm8727); - - -static __devinit int wm8727_platform_probe(struct platform_device *pdev) -{ - struct snd_soc_codec *codec; - int ret; - - if (wm8727_codec) { - dev_err(&pdev->dev, "Another WM8727 is registered\n"); - return -EBUSY; - } - - codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); - if (codec == NULL) - return -ENOMEM; - wm8727_codec = codec; - - platform_set_drvdata(pdev, codec); - - mutex_init(&codec->mutex); - codec->dev = &pdev->dev; - codec->name = "WM8727"; - codec->owner = THIS_MODULE; - codec->dai = &wm8727_dai; - codec->num_dai = 1; - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - wm8727_dai.dev = &pdev->dev; - - ret = snd_soc_register_codec(codec); - if (ret != 0) { - dev_err(&pdev->dev, "Failed to register CODEC: %d\n", ret); - goto err; - } - - ret = snd_soc_register_dai(&wm8727_dai); - if (ret != 0) { - dev_err(&pdev->dev, "Failed to register DAI: %d\n", ret); - goto err_codec; - } - - return 0; - -err_codec: - snd_soc_unregister_codec(codec); -err: - kfree(codec); - return ret; + return snd_soc_register_codec(&pdev->dev, + &soc_codec_dev_wm8727, &wm8727_dai, 1); } -static int __devexit wm8727_platform_remove(struct platform_device *pdev) +static int __devexit wm8727_remove(struct platform_device *pdev) { - snd_soc_unregister_dai(&wm8727_dai); - snd_soc_unregister_codec(platform_get_drvdata(pdev)); + snd_soc_unregister_codec(&pdev->dev); return 0; } @@ -149,8 +63,8 @@ static struct platform_driver wm8727_codec_driver = { .owner = THIS_MODULE, }, - .probe = wm8727_platform_probe, - .remove = __devexit_p(wm8727_platform_remove), + .probe = wm8727_probe, + .remove = __devexit_p(wm8727_remove), }; static int __init wm8727_init(void) |