diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c
index fd65439..53a148b 100644
--- a/sound/sparc/cs4231.c
+++ b/sound/sparc/cs4231.c
@@ -115,8 +115,8 @@
 	unsigned char		image[32];	/* registers image */
 	int			mce_bit;
 	int			calibrate_mute;
-	struct semaphore	mce_mutex;
-	struct semaphore	open_mutex;
+	struct mutex		mce_mutex;
+	struct mutex		open_mutex;
 
 	union {
 #ifdef SBUS_SUPPORT
@@ -775,7 +775,7 @@
 {
 	unsigned long flags;
 
-	down(&chip->mce_mutex);
+	mutex_lock(&chip->mce_mutex);
 	snd_cs4231_calibrate_mute(chip, 1);
 
 	snd_cs4231_mce_up(chip);
@@ -790,7 +790,7 @@
 	snd_cs4231_mce_down(chip);
 
 	snd_cs4231_calibrate_mute(chip, 0);
-	up(&chip->mce_mutex);
+	mutex_unlock(&chip->mce_mutex);
 }
 
 static void snd_cs4231_capture_format(struct snd_cs4231 *chip, struct snd_pcm_hw_params *params,
@@ -798,7 +798,7 @@
 {
 	unsigned long flags;
 
-	down(&chip->mce_mutex);
+	mutex_lock(&chip->mce_mutex);
 	snd_cs4231_calibrate_mute(chip, 1);
 
 	snd_cs4231_mce_up(chip);
@@ -819,7 +819,7 @@
 	snd_cs4231_mce_down(chip);
 
 	snd_cs4231_calibrate_mute(chip, 0);
-	up(&chip->mce_mutex);
+	mutex_unlock(&chip->mce_mutex);
 }
 
 /*
@@ -933,14 +933,14 @@
 {
 	unsigned long flags;
 
-	down(&chip->open_mutex);
+	mutex_lock(&chip->open_mutex);
 	if ((chip->mode & mode)) {
-		up(&chip->open_mutex);
+		mutex_unlock(&chip->open_mutex);
 		return -EAGAIN;
 	}
 	if (chip->mode & CS4231_MODE_OPEN) {
 		chip->mode |= mode;
-		up(&chip->open_mutex);
+		mutex_unlock(&chip->open_mutex);
 		return 0;
 	}
 	/* ok. now enable and ack CODEC IRQ */
@@ -960,7 +960,7 @@
 	spin_unlock_irqrestore(&chip->lock, flags);
 
 	chip->mode = mode;
-	up(&chip->open_mutex);
+	mutex_unlock(&chip->open_mutex);
 	return 0;
 }
 
@@ -968,10 +968,10 @@
 {
 	unsigned long flags;
 
-	down(&chip->open_mutex);
+	mutex_lock(&chip->open_mutex);
 	chip->mode &= ~mode;
 	if (chip->mode & CS4231_MODE_OPEN) {
-		up(&chip->open_mutex);
+		mutex_unlock(&chip->open_mutex);
 		return;
 	}
 	snd_cs4231_calibrate_mute(chip, 1);
@@ -1008,7 +1008,7 @@
 	snd_cs4231_calibrate_mute(chip, 0);
 
 	chip->mode = 0;
-	up(&chip->open_mutex);
+	mutex_unlock(&chip->open_mutex);
 }
 
 /*
@@ -1969,8 +1969,8 @@
 	spin_lock_init(&chip->lock);
 	spin_lock_init(&chip->c_dma.sbus_info.lock);
 	spin_lock_init(&chip->p_dma.sbus_info.lock);
-	init_MUTEX(&chip->mce_mutex);
-	init_MUTEX(&chip->open_mutex);
+	mutex_init(&chip->mce_mutex);
+	mutex_init(&chip->open_mutex);
 	chip->card = card;
 	chip->dev_u.sdev = sdev;
 	chip->regs_size = sdev->reg_addrs[0].reg_size;
@@ -2157,8 +2157,8 @@
 	spin_lock_init(&chip->lock);
 	spin_lock_init(&chip->c_dma.ebus_info.lock);
 	spin_lock_init(&chip->p_dma.ebus_info.lock);
-	init_MUTEX(&chip->mce_mutex);
-	init_MUTEX(&chip->open_mutex);
+	mutex_init(&chip->mce_mutex);
+	mutex_init(&chip->open_mutex);
 	chip->flags |= CS4231_FLAG_EBUS;
 	chip->card = card;
 	chip->dev_u.pdev = edev->bus->self;