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path: root/drivers/media/radio/miropcm20-rds-core.c
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Diffstat (limited to 'drivers/media/radio/miropcm20-rds-core.c')
-rw-r--r--drivers/media/radio/miropcm20-rds-core.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/media/radio/miropcm20-rds-core.c b/drivers/media/radio/miropcm20-rds-core.c
index a917a90cb5dc..b602c73e2309 100644
--- a/drivers/media/radio/miropcm20-rds-core.c
+++ b/drivers/media/radio/miropcm20-rds-core.c
@@ -18,14 +18,15 @@
#include <linux/string.h>
#include <linux/init.h>
#include <linux/slab.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include "../../../sound/oss/aci.h"
#include "miropcm20-rds-core.h"
#define DEBUG 0
-static struct semaphore aci_rds_sem;
+static struct mutex aci_rds_mutex;
#define RDS_DATASHIFT 2 /* Bit 2 */
#define RDS_DATAMASK (1 << RDS_DATASHIFT)
@@ -181,7 +182,7 @@ int aci_rds_cmd(unsigned char cmd, unsigned char databuffer[], int datasize)
{
int ret;
- if (down_interruptible(&aci_rds_sem))
+ if (mutex_lock_interruptible(&aci_rds_mutex))
return -EINTR;
rds_write(cmd);
@@ -192,7 +193,7 @@ int aci_rds_cmd(unsigned char cmd, unsigned char databuffer[], int datasize)
else
ret = 0;
- up(&aci_rds_sem);
+ mutex_unlock(&aci_rds_mutex);
return ret;
}
@@ -200,7 +201,7 @@ EXPORT_SYMBOL(aci_rds_cmd);
int __init attach_aci_rds(void)
{
- init_MUTEX(&aci_rds_sem);
+ mutex_init(&aci_rds_mutex);
return 0;
}