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path: root/drivers/media/radio/radio-aimslab.c
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Diffstat (limited to 'drivers/media/radio/radio-aimslab.c')
-rw-r--r--drivers/media/radio/radio-aimslab.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c
index 914deab4e044..557fb5c4af38 100644
--- a/drivers/media/radio/radio-aimslab.c
+++ b/drivers/media/radio/radio-aimslab.c
@@ -43,7 +43,7 @@
static int io = CONFIG_RADIO_RTRACK_PORT;
static int radio_nr = -1;
-static struct semaphore lock;
+static struct mutex lock;
struct rt_device
{
@@ -83,23 +83,23 @@ static void rt_incvol(void)
static void rt_mute(struct rt_device *dev)
{
dev->muted = 1;
- down(&lock);
+ mutex_lock(&lock);
outb(0xd0, io); /* volume steady, off */
- up(&lock);
+ mutex_unlock(&lock);
}
static int rt_setvol(struct rt_device *dev, int vol)
{
int i;
- down(&lock);
+ mutex_lock(&lock);
if(vol == dev->curvol) { /* requested volume = current */
if (dev->muted) { /* user is unmuting the card */
dev->muted = 0;
outb (0xd8, io); /* enable card */
}
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -108,7 +108,7 @@ static int rt_setvol(struct rt_device *dev, int vol)
sleep_delay(2000000); /* make sure it's totally down */
outb(0xd0, io); /* volume steady, off */
dev->curvol = 0; /* track the volume state! */
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -121,7 +121,7 @@ static int rt_setvol(struct rt_device *dev, int vol)
rt_decvol();
dev->curvol = vol;
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -168,7 +168,7 @@ static int rt_setfreq(struct rt_device *dev, unsigned long freq)
freq += 171200; /* Add 10.7 MHz IF */
freq /= 800; /* Convert to 50 kHz units */
- down(&lock); /* Stop other ops interfering */
+ mutex_lock(&lock); /* Stop other ops interfering */
send_0_byte (io, dev); /* 0: LSB of frequency */
@@ -196,7 +196,7 @@ static int rt_setfreq(struct rt_device *dev, unsigned long freq)
else
outb (0xd8, io); /* volume steady + sigstr + on */
- up(&lock);
+ mutex_unlock(&lock);
return 0;
}
@@ -337,7 +337,7 @@ static int __init rtrack_init(void)
/* Set up the I/O locking */
- init_MUTEX(&lock);
+ mutex_init(&lock);
/* mute card - prevents noisy bootups */