diff options
| -rw-r--r-- | drivers/input/keyboard/atkbd.c | 9 |
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) { |