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-rw-r--r--drivers/input/keyboard/atkbd.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index ffacf6eca5f..b45981870c7 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -27,6 +27,7 @@
#include <linux/serio.h>
#include <linux/workqueue.h>
#include <linux/libps2.h>
+#include <linux/mutex.h>
#define DRIVER_DESC "AT and PS/2 keyboard driver"
@@ -216,7 +217,7 @@ struct atkbd {
unsigned long time;
struct work_struct event_work;
- struct semaphore event_sem;
+ struct mutex event_mutex;
unsigned long event_mask;
};
@@ -449,7 +450,7 @@ static void atkbd_event_work(void *data)
unsigned char param[2];
int i, j;
- down(&atkbd->event_sem);
+ mutex_lock(&atkbd->event_mutex);
if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) {
param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
@@ -480,7 +481,7 @@ static void atkbd_event_work(void *data)
ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETREP);
}
- up(&atkbd->event_sem);
+ mutex_unlock(&atkbd->event_mutex);
}
/*
@@ -846,7 +847,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
atkbd->dev = dev;
ps2_init(&atkbd->ps2dev, serio);
INIT_WORK(&atkbd->event_work, atkbd_event_work, atkbd);
- init_MUTEX(&atkbd->event_sem);
+ mutex_init(&atkbd->event_mutex);
switch (serio->id.type) {