1 files changed, 15 insertions, 13 deletions

diff --git a/sound/pci/ac97/ak4531_codec.c b/sound/pci/ac97/ak4531_codec.c
index dcfb503..0fb7b34 100644
--- a/sound/pci/ac97/ak4531_codec.c
+++ b/sound/pci/ac97/ak4531_codec.c
@@ -23,6 +23,8 @@
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/mutex.h>
+
 #include <sound/core.h>
 #include <sound/ak4531_codec.h>
 
@@ -82,9 +84,9 @@ static int snd_ak4531_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 	int invert = (kcontrol->private_value >> 22) & 1;
 	int val;
 
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	val = (ak4531->regs[reg] >> shift) & mask;
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	if (invert) {
 		val = mask - val;
 	}
@@ -107,11 +109,11 @@ static int snd_ak4531_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 		val = mask - val;
 	}
 	val <<= shift;
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	val = (ak4531->regs[reg] & ~(mask << shift)) | val;
 	change = val != ak4531->regs[reg];
 	ak4531->write(ak4531, reg, ak4531->regs[reg] = val);
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	return change;
 }
 
@@ -143,10 +145,10 @@ static int snd_ak4531_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 	int invert = (kcontrol->private_value >> 22) & 1;
 	int left, right;
 
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	left = (ak4531->regs[left_reg] >> left_shift) & mask;
 	right = (ak4531->regs[right_reg] >> right_shift) & mask;
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	if (invert) {
 		left = mask - left;
 		right = mask - right;
@@ -176,7 +178,7 @@ static int snd_ak4531_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 	}
 	left <<= left_shift;
 	right <<= right_shift;
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	if (left_reg == right_reg) {
 		left = (ak4531->regs[left_reg] & ~((mask << left_shift) | (mask << right_shift))) | left | right;
 		change = left != ak4531->regs[left_reg];
@@ -188,7 +190,7 @@ static int snd_ak4531_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 		ak4531->write(ak4531, left_reg, ak4531->regs[left_reg] = left);
 		ak4531->write(ak4531, right_reg, ak4531->regs[right_reg] = right);
 	}
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	return change;
 }
 
@@ -215,12 +217,12 @@ static int snd_ak4531_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl
 	int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 	int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	ucontrol->value.integer.value[0] = (ak4531->regs[reg1] >> left_shift) & 1;
 	ucontrol->value.integer.value[1] = (ak4531->regs[reg2] >> left_shift) & 1;
 	ucontrol->value.integer.value[2] = (ak4531->regs[reg1] >> right_shift) & 1;
 	ucontrol->value.integer.value[3] = (ak4531->regs[reg2] >> right_shift) & 1;
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	return 0;
 }
 
@@ -234,7 +236,7 @@ static int snd_ak4531_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl
 	int change;
 	int val1, val2;
 
-	down(&ak4531->reg_mutex);
+	mutex_lock(&ak4531->reg_mutex);
 	val1 = ak4531->regs[reg1] & ~((1 << left_shift) | (1 << right_shift));
 	val2 = ak4531->regs[reg2] & ~((1 << left_shift) | (1 << right_shift));
 	val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
@@ -244,7 +246,7 @@ static int snd_ak4531_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl
 	change = val1 != ak4531->regs[reg1] || val2 != ak4531->regs[reg2];
 	ak4531->write(ak4531, reg1, ak4531->regs[reg1] = val1);
 	ak4531->write(ak4531, reg2, ak4531->regs[reg2] = val2);
-	up(&ak4531->reg_mutex);
+	mutex_unlock(&ak4531->reg_mutex);
 	return change;
 }
 
@@ -366,7 +368,7 @@ int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531,
 	if (ak4531 == NULL)
 		return -ENOMEM;
 	*ak4531 = *_ak4531;
-	init_MUTEX(&ak4531->reg_mutex);
+	mutex_init(&ak4531->reg_mutex);
 	if ((err = snd_component_add(card, "AK4531")) < 0) {
 		snd_ak4531_free(ak4531);
 		return err;