ASoC: samsung: Convert s3c24xx_uda134x to use devm_snd_soc_register_card()

Suppreses a following kernel warning: "soc-audio soc-audio:
ASoC: machine S3C24XX_UDA134X should use snd_soc_register_card()".

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/samsung/s3c24xx_uda134x.c b/sound/soc/samsung/s3c24xx_uda134x.c
index 7119aab..13e52fb 100644 (file)
--- a/sound/soc/samsung/s3c24xx_uda134x.c
+++ b/sound/soc/samsung/s3c24xx_uda134x.c
@@ -54,8 +54,6 @@ static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
 };
 #endif
 
-static struct platform_device *s3c24xx_uda134x_snd_device;
-
 static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
 {
        int ret = 0;
@@ -66,7 +64,7 @@ static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
        mutex_lock(&clk_lock);
        pr_debug("%s %d\n", __func__, clk_users);
        if (clk_users == 0) {
-               xtal = clk_get(&s3c24xx_uda134x_snd_device->dev, "xtal");
+               xtal = clk_get(rtd->dev, "xtal");
                if (IS_ERR(xtal)) {
                        printk(KERN_ERR "%s cannot get xtal\n", __func__);
                        ret = PTR_ERR(xtal);
@@ -228,43 +226,25 @@ static struct snd_soc_card snd_soc_s3c24xx_uda134x = {
 
 static int s3c24xx_uda134x_probe(struct platform_device *pdev)
 {
+       struct snd_soc_card *card = &snd_soc_s3c24xx_uda134x;
        int ret;
 
-       printk(KERN_INFO "S3C24XX_UDA134X SoC Audio driver\n");
-
-       s3c24xx_uda134x_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!s3c24xx_uda134x_snd_device) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
-                      "Unable to register\n");
-               return -ENOMEM;
-       }
+       platform_set_drvdata(pdev, card);
+       card->dev = &pdev->dev;
 
-       platform_set_drvdata(s3c24xx_uda134x_snd_device,
-                            &snd_soc_s3c24xx_uda134x);
-
-       ret = platform_device_add(s3c24xx_uda134x_snd_device);
-       if (ret) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: Unable to add\n");
-               platform_device_put(s3c24xx_uda134x_snd_device);
-       }
+       ret = devm_snd_soc_register_card(&pdev->dev, card);
+       if (ret)
+               dev_err(&pdev->dev, "failed to register card: %d\n", ret);
 
        return ret;
 }
 
-static int s3c24xx_uda134x_remove(struct platform_device *pdev)
-{
-       platform_device_unregister(s3c24xx_uda134x_snd_device);
-       return 0;
-}
-
 static struct platform_driver s3c24xx_uda134x_driver = {
        .probe  = s3c24xx_uda134x_probe,
-       .remove = s3c24xx_uda134x_remove,
        .driver = {
                .name = "s3c24xx_uda134x",
        },
 };
-
 module_platform_driver(s3c24xx_uda134x_driver);
 
 MODULE_AUTHOR("Zoltan Devai, Christian Pellegrin <chripell@evolware.org>");