ASoC: pxa: Convert corgi to use snd_soc_register_card()
Axel Lin [Fri, 30 Dec 2011 03:18:13 +0000 (11:18 +0800)]
Use snd_soc_register_card() instead of creating a "soc-audio" platform device.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

arch/arm/mach-pxa/corgi.c
sound/soc/pxa/corgi.c

index 549468d..e12b097 100644 (file)
@@ -436,6 +436,14 @@ static struct platform_device corgiled_device = {
 };
 
 /*
+ * Corgi Audio
+ */
+static struct platform_device corgi_audio_device = {
+       .name   = "corgi-audio",
+       .id     = -1,
+};
+
+/*
  * MMC/SD Device
  *
  * The card detect interrupt isn't debounced so we delay it by 250ms
@@ -641,6 +649,7 @@ static struct platform_device *devices[] __initdata = {
        &corgifb_device,
        &corgikbd_device,
        &corgiled_device,
+       &corgi_audio_device,
        &sharpsl_nand_device,
        &sharpsl_rom_device,
 };
index 30ebce2..bc21944 100644 (file)
@@ -291,7 +291,7 @@ static struct snd_soc_dai_link corgi_dai = {
 };
 
 /* corgi audio machine driver */
-static struct snd_soc_card snd_soc_corgi = {
+static struct snd_soc_card corgi = {
        .name = "Corgi",
        .owner = THIS_MODULE,
        .dai_link = &corgi_dai,
@@ -305,38 +305,41 @@ static struct snd_soc_card snd_soc_corgi = {
        .num_dapm_routes = ARRAY_SIZE(corgi_audio_map),
 };
 
-static struct platform_device *corgi_snd_device;
-
-static int __init corgi_init(void)
+static int __devinit corgi_probe(struct platform_device *pdev)
 {
+       struct snd_soc_card *card = &corgi;
        int ret;
 
-       if (!(machine_is_corgi() || machine_is_shepherd() ||
-             machine_is_husky()))
-               return -ENODEV;
-
-       corgi_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!corgi_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(corgi_snd_device, &snd_soc_corgi);
-       ret = platform_device_add(corgi_snd_device);
+       card->dev = &pdev->dev;
 
+       ret = snd_soc_register_card(card);
        if (ret)
-               platform_device_put(corgi_snd_device);
-
+               dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+                       ret);
        return ret;
 }
 
-static void __exit corgi_exit(void)
+static int __devexit corgi_remove(struct platform_device *pdev)
 {
-       platform_device_unregister(corgi_snd_device);
+       struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+       snd_soc_unregister_card(card);
+       return 0;
 }
 
-module_init(corgi_init);
-module_exit(corgi_exit);
+static struct platform_driver corgi_driver = {
+       .driver         = {
+               .name   = "corgi-audio",
+               .owner  = THIS_MODULE,
+       },
+       .probe          = corgi_probe,
+       .remove         = __devexit_p(corgi_remove),
+};
+
+module_platform_driver(corgi_driver);
 
 /* Module information */
 MODULE_AUTHOR("Richard Purdie");
 MODULE_DESCRIPTION("ALSA SoC Corgi");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:corgi-audio");