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Diffstat (limited to 'sound/pci/ice1712/phase.c')
-rw-r--r--sound/pci/ice1712/phase.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/sound/pci/ice1712/phase.c b/sound/pci/ice1712/phase.c
index ec37578..502da1c 100644
--- a/sound/pci/ice1712/phase.c
+++ b/sound/pci/ice1712/phase.c
@@ -39,6 +39,8 @@
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/mutex.h>
+
#include <sound/core.h>
#include "ice1712.h"
@@ -273,9 +275,9 @@ static int wm_pcm_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_va
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
- down(&ice->gpio_mutex);
+ mutex_lock(&ice->gpio_mutex);
ucontrol->value.integer.value[0] = (wm_get(ice, WM_MUTE) & 0x10) ? 0 : 1;
- up(&ice->gpio_mutex);
+ mutex_unlock(&ice->gpio_mutex);
return 0;
}
@@ -584,11 +586,11 @@ static int wm_pcm_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_val
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned short val;
- down(&ice->gpio_mutex);
+ mutex_lock(&ice->gpio_mutex);
val = wm_get(ice, WM_DAC_DIG_MASTER_ATTEN) & 0xff;
val = val > PCM_MIN ? (val - PCM_MIN) : 0;
ucontrol->value.integer.value[0] = val;
- up(&ice->gpio_mutex);
+ mutex_unlock(&ice->gpio_mutex);
return 0;
}
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