diff options
Diffstat (limited to 'sound/soc/codecs/ad73311.c')
| -rw-r--r-- | sound/soc/codecs/ad73311.c | 95 |
1 files changed, 39 insertions, 56 deletions
diff --git a/sound/soc/codecs/ad73311.c b/sound/soc/codecs/ad73311.c index d2fcc601722..5fac8adbc13 100644 --- a/sound/soc/codecs/ad73311.c +++ b/sound/soc/codecs/ad73311.c @@ -11,6 +11,7 @@ */ #include <linux/init.h> +#include <linux/slab.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/device.h> @@ -22,8 +23,23 @@ #include "ad73311.h" -struct snd_soc_dai ad73311_dai = { - .name = "AD73311", +static const struct snd_soc_dapm_widget ad73311_dapm_widgets[] = { +SND_SOC_DAPM_INPUT("VINP"), +SND_SOC_DAPM_INPUT("VINN"), +SND_SOC_DAPM_OUTPUT("VOUTN"), +SND_SOC_DAPM_OUTPUT("VOUTP"), +}; + +static const struct snd_soc_dapm_route ad73311_dapm_routes[] = { + { "Capture", NULL, "VINP" }, + { "Capture", NULL, "VINN" }, + + { "VOUTN", NULL, "Playback" }, + { "VOUTP", NULL, "Playback" }, +}; + +static struct snd_soc_dai_driver ad73311_dai = { + .name = "ad73311-hifi", .playback = { .stream_name = "Playback", .channels_min = 1, @@ -37,70 +53,37 @@ struct snd_soc_dai ad73311_dai = { .rates = SNDRV_PCM_RATE_8000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, }; -EXPORT_SYMBOL_GPL(ad73311_dai); - -static int ad73311_soc_probe(struct platform_device *pdev) -{ - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec; - int ret = 0; - - codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); - if (codec == NULL) - return -ENOMEM; - mutex_init(&codec->mutex); - codec->name = "AD73311"; - codec->owner = THIS_MODULE; - codec->dai = &ad73311_dai; - codec->num_dai = 1; - socdev->card->codec = codec; - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - /* register pcms */ - ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); - if (ret < 0) { - printk(KERN_ERR "ad73311: failed to create pcms\n"); - goto pcm_err; - } - return ret; +static struct snd_soc_codec_driver soc_codec_dev_ad73311 = { + .dapm_widgets = ad73311_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(ad73311_dapm_widgets), + .dapm_routes = ad73311_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(ad73311_dapm_routes), +}; -pcm_err: - kfree(socdev->card->codec); - socdev->card->codec = NULL; - return ret; +static int ad73311_probe(struct platform_device *pdev) +{ + return snd_soc_register_codec(&pdev->dev, + &soc_codec_dev_ad73311, &ad73311_dai, 1); } -static int ad73311_soc_remove(struct platform_device *pdev) +static int ad73311_remove(struct platform_device *pdev) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; - - if (codec == NULL) - return 0; - snd_soc_free_pcms(socdev); - kfree(codec); + snd_soc_unregister_codec(&pdev->dev); return 0; } -struct snd_soc_codec_device soc_codec_dev_ad73311 = { - .probe = ad73311_soc_probe, - .remove = ad73311_soc_remove, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_ad73311); +static struct platform_driver ad73311_codec_driver = { + .driver = { + .name = "ad73311", + .owner = THIS_MODULE, + }, -static int __init ad73311_init(void) -{ - return snd_soc_register_dai(&ad73311_dai); -} -module_init(ad73311_init); + .probe = ad73311_probe, + .remove = ad73311_remove, +}; -static void __exit ad73311_exit(void) -{ - snd_soc_unregister_dai(&ad73311_dai); -} -module_exit(ad73311_exit); +module_platform_driver(ad73311_codec_driver); MODULE_DESCRIPTION("ASoC ad73311 driver"); MODULE_AUTHOR("Cliff Cai "); |
