[ALSA] soc - Fix delayed_work related changes on 2.6.20 kernel

Fix the changes realted to delayed_work in soc/codecs/wm8750.c.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/include/sound/soc.h b/include/sound/soc.h
index c985a11..ea836d8 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -374,6 +374,7 @@
 	struct list_head dapm_paths;
 	unsigned int dapm_state;
 	unsigned int suspend_dapm_state;
+	struct delayed_work delayed_work;
 
 	/* codec DAI's */
 	struct snd_soc_codec_dai *dai;
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c
index 069b66c..e7f04b8 100644
--- a/sound/soc/codecs/wm8750.c
+++ b/sound/soc/codecs/wm8750.c
@@ -51,8 +51,6 @@
 #define warn(format, arg...) \
 	printk(KERN_WARNING AUDIO_NAME ": " format "\n" , ## arg)
 
-static struct work_struct wm8750_dapm_work;
-
 /*
  * wm8750 register cache
  * We can't read the WM8750 register space when we
@@ -1000,9 +998,10 @@
 };
 EXPORT_SYMBOL_GPL(wm8750_dai);
 
-static void wm8750_work(void *data)
+static void wm8750_work(struct work_struct *work)
 {
-	struct snd_soc_codec *codec = (struct snd_soc_codec *)data;
+	struct snd_soc_codec *codec =
+		container_of(work, struct snd_soc_codec, delayed_work.work);
 	wm8750_dapm_event(codec, codec->dapm_state);
 }
 
@@ -1038,7 +1037,7 @@
 	if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) {
 		wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
 		codec->dapm_state = SNDRV_CTL_POWER_D0;
-		schedule_delayed_work(&wm8750_dapm_work,
+		schedule_delayed_work(&codec->delayed_work,
 			 msecs_to_jiffies(1000));
 	}
 
@@ -1083,7 +1082,7 @@
 	/* charge output caps */
 	wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
 	codec->dapm_state = SNDRV_CTL_POWER_D3hot;
-	schedule_delayed_work(&wm8750_dapm_work, msecs_to_jiffies(1000));
+	schedule_delayed_work(&codec->delayed_work, msecs_to_jiffies(1000));
 
 	/* set the update bits */
 	reg = wm8750_read_reg_cache(codec, WM8750_LDAC);
@@ -1225,7 +1224,7 @@
 	INIT_LIST_HEAD(&codec->dapm_widgets);
 	INIT_LIST_HEAD(&codec->dapm_paths);
 	wm8750_socdev = socdev;
-	INIT_WORK(&wm8750_dapm_work, wm8750_work, codec);
+	INIT_DELAYED_WORK(&codec->delayed_work, wm8750_work);
 #if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)
 	if (setup->i2c_address) {
 		normal_i2c[0] = setup->i2c_address;