6 files changed, 11 insertions, 6 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 6a9966d..45fd290 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -22,7 +22,6 @@
  *
  */
 
-#include <sound/driver.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/slab.h>
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 98c8b72..50c637e 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -133,6 +133,14 @@ static int ac97_channel_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 	struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
 	unsigned char mode = ucontrol->value.enumerated.item[0];
 
+	if (kcontrol->private_value) {
+		if (mode >= 2)
+			return -EINVAL;
+	} else {
+		if (mode >= 3)
+			return -EINVAL;
+	}
+
 	if (mode != ac97->channel_mode) {
 		ac97->channel_mode = mode;
 		if (ac97->build_ops->update_jacks)
@@ -2142,8 +2150,7 @@ static int snd_ac97_ad1985_vrefout_put(struct snd_kcontrol *kcontrol,
 	struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
 	unsigned short val;
 
-	if (ucontrol->value.enumerated.item[0] > 3
-	    || ucontrol->value.enumerated.item[0] < 0)
+	if (ucontrol->value.enumerated.item[0] > 3)
 		return -EINVAL;
 	val = ctrl2reg[ucontrol->value.enumerated.item[0]]
 	      << AC97_AD198X_VREF_SHIFT;
diff --git a/sound/pci/ac97/ac97_patch.h b/sound/pci/ac97/ac97_patch.h
index 9cccc27..47bf8df 100644
--- a/sound/pci/ac97/ac97_patch.h
+++ b/sound/pci/ac97/ac97_patch.h
@@ -83,8 +83,10 @@ static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1,
 			     const char *s2, const char *suffix);
 static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src,
 				    const char *dst);
+#ifdef CONFIG_PM
 static void snd_ac97_restore_status(struct snd_ac97 *ac97);
 static void snd_ac97_restore_iec958(struct snd_ac97 *ac97);
+#endif
 static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol,
 				     struct snd_ctl_elem_info *uinfo);
 static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol,
diff --git a/sound/pci/ac97/ac97_pcm.c b/sound/pci/ac97/ac97_pcm.c
index 8cbc033..3674f35 100644
--- a/sound/pci/ac97/ac97_pcm.c
+++ b/sound/pci/ac97/ac97_pcm.c
@@ -23,7 +23,6 @@
  *
  */
 
-#include <sound/driver.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/slab.h>
diff --git a/sound/pci/ac97/ac97_proc.c b/sound/pci/ac97/ac97_proc.c
index fed4a2c..060ea59 100644
--- a/sound/pci/ac97/ac97_proc.c
+++ b/sound/pci/ac97/ac97_proc.c
@@ -22,7 +22,6 @@
  *
  */
 
-#include <sound/driver.h>
 #include <linux/slab.h>
 #include <linux/mutex.h>
 
diff --git a/sound/pci/ac97/ak4531_codec.c b/sound/pci/ac97/ak4531_codec.c
index 722de45..c0c16339 100644
--- a/sound/pci/ac97/ak4531_codec.c
+++ b/sound/pci/ac97/ak4531_codec.c
@@ -19,7 +19,6 @@
  *
  */
 
-#include <sound/driver.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/slab.h>