1 files changed, 10 insertions, 8 deletions

diff --git a/sound/pci/vx222/vx222_ops.c b/sound/pci/vx222/vx222_ops.c
index c705af409b0f..9b6d345b83a6 100644
--- a/sound/pci/vx222/vx222_ops.c
+++ b/sound/pci/vx222/vx222_ops.c
@@ -24,6 +24,8 @@
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/firmware.h>
+#include <linux/mutex.h>
+
 #include <sound/core.h>
 #include <sound/control.h>
 #include <asm/io.h>
@@ -861,10 +863,10 @@ static int vx_input_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem
 {
         struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
         struct snd_vx222 *chip = (struct snd_vx222 *)_chip;
-        down(&_chip->mixer_mutex);
+        mutex_lock(&_chip->mixer_mutex);
         ucontrol->value.integer.value[0] = chip->input_level[0];
         ucontrol->value.integer.value[1] = chip->input_level[1];
-        up(&_chip->mixer_mutex);
+        mutex_unlock(&_chip->mixer_mutex);
         return 0;
 }
 
@@ -872,16 +874,16 @@ static int vx_input_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem
 {
         struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
         struct snd_vx222 *chip = (struct snd_vx222 *)_chip;
-        down(&_chip->mixer_mutex);
+        mutex_lock(&_chip->mixer_mutex);
         if (chip->input_level[0] != ucontrol->value.integer.value[0] ||
             chip->input_level[1] != ucontrol->value.integer.value[1]) {
                 chip->input_level[0] = ucontrol->value.integer.value[0];
                 chip->input_level[1] = ucontrol->value.integer.value[1];
                 vx2_set_input_level(chip);
-                up(&_chip->mixer_mutex);
+                mutex_unlock(&_chip->mixer_mutex);
                 return 1;
         }
-        up(&_chip->mixer_mutex);
+        mutex_unlock(&_chip->mixer_mutex);
         return 0;
 }
 
@@ -907,14 +909,14 @@ static int vx_mic_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_v
 {
         struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
         struct snd_vx222 *chip = (struct snd_vx222 *)_chip;
-        down(&_chip->mixer_mutex);
+        mutex_lock(&_chip->mixer_mutex);
         if (chip->mic_level != ucontrol->value.integer.value[0]) {
                 chip->mic_level = ucontrol->value.integer.value[0];
                 vx2_set_input_level(chip);
-                up(&_chip->mixer_mutex);
+                mutex_unlock(&_chip->mixer_mutex);
                 return 1;
         }
-        up(&_chip->mixer_mutex);
+        mutex_unlock(&_chip->mixer_mutex);
         return 0;
 }