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path: root/drivers/media/radio/radio-aztech.c
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Diffstat (limited to 'drivers/media/radio/radio-aztech.c')
-rw-r--r--drivers/media/radio/radio-aztech.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c
index 523be820f9c..83bdae23417 100644
--- a/drivers/media/radio/radio-aztech.c
+++ b/drivers/media/radio/radio-aztech.c
@@ -42,7 +42,7 @@
static int io = CONFIG_RADIO_AZTECH_PORT;
static int radio_nr = -1;
static int radio_wait_time = 1000;
-static struct semaphore lock;
+static struct mutex lock;
struct az_device
{
@@ -87,9 +87,9 @@ static void send_1_byte (struct az_device *dev)
static int az_setvol(struct az_device *dev, int vol)
{
- down(&lock);
+ mutex_lock(&lock);
outb (volconvert(vol), io);
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -122,7 +122,7 @@ static int az_setfreq(struct az_device *dev, unsigned long frequency)
frequency += 171200; /* Add 10.7 MHz IF */
frequency /= 800; /* Convert to 50 kHz units */
- down(&lock);
+ mutex_lock(&lock);
send_0_byte (dev); /* 0: LSB of frequency */
@@ -152,7 +152,7 @@ static int az_setfreq(struct az_device *dev, unsigned long frequency)
udelay (radio_wait_time);
outb_p(128+64+volconvert(dev->curvol), io);
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -283,7 +283,7 @@ static int __init aztech_init(void)
return -EBUSY;
}
- init_MUTEX(&lock);
+ mutex_init(&lock);
aztech_radio.priv=&aztech_unit;
if(video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr)==-1)