[SPARC] Videopix Frame Grabber: Convert device_lock_sem to mutex

Videopix Frame Grabber: Convert the semaphore device_lock_sem to the
mutex API

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/sbus/char/vfc_dev.c b/drivers/sbus/char/vfc_dev.c
index 9269f7fbd363..e7a1642b2aa4 100644
--- a/drivers/sbus/char/vfc_dev.c
+++ b/drivers/sbus/char/vfc_dev.c
@@ -22,6 +22,7 @@
 #include <linux/fs.h>
 #include <linux/delay.h>
 #include <linux/spinlock.h>
+#include <linux/mutex.h>
 #include <linux/mm.h>
 
 #include <asm/openprom.h>
@@ -54,12 +55,12 @@ static unsigned char saa9051_init_array[VFC_SAA9051_NR] = {
 
 void vfc_lock_device(struct vfc_dev *dev)
 {
-        down(&dev->device_lock_sem);
+        mutex_lock(&dev->device_lock_mtx);
 }
 
 void vfc_unlock_device(struct vfc_dev *dev)
 {
-        up(&dev->device_lock_sem);
+        mutex_unlock(&dev->device_lock_mtx);
 }