ASoC: Push the codec runtime storage into the card structure

This is a further stage on the road to refactoring away the ASoC
platform device.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c
index 3faf0e7..d3c51ba 100644
--- a/sound/soc/codecs/wm8580.c
+++ b/sound/soc/codecs/wm8580.c
@@ -539,7 +539,7 @@
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_device *socdev = rtd->socdev;
-	struct snd_soc_codec *codec = socdev->codec;
+	struct snd_soc_codec *codec = socdev->card->codec;
 	u16 paifb = wm8580_read(codec, WM8580_PAIF3 + dai->id);
 
 	paifb &= ~WM8580_AIF_LENGTH_MASK;
@@ -816,7 +816,7 @@
  */
 static int wm8580_init(struct snd_soc_device *socdev)
 {
-	struct snd_soc_codec *codec = socdev->codec;
+	struct snd_soc_codec *codec = socdev->card->codec;
 	int ret = 0;
 
 	codec->name = "WM8580";
@@ -888,7 +888,7 @@
 			    const struct i2c_device_id *id)
 {
 	struct snd_soc_device *socdev = wm8580_socdev;
-	struct snd_soc_codec *codec = socdev->codec;
+	struct snd_soc_codec *codec = socdev->card->codec;
 	int ret;
 
 	i2c_set_clientdata(i2c, codec);
@@ -986,7 +986,7 @@
 	}
 
 	codec->private_data = wm8580;
-	socdev->codec = codec;
+	socdev->card->codec = codec;
 	mutex_init(&codec->mutex);
 	INIT_LIST_HEAD(&codec->dapm_widgets);
 	INIT_LIST_HEAD(&codec->dapm_paths);
@@ -1007,7 +1007,7 @@
 static int wm8580_remove(struct platform_device *pdev)
 {
 	struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-	struct snd_soc_codec *codec = socdev->codec;
+	struct snd_soc_codec *codec = socdev->card->codec;
 
 	if (codec->control_data)
 		wm8580_set_bias_level(codec, SND_SOC_BIAS_OFF);