diff options
Diffstat (limited to 'include/linux/gameport.h')
| -rw-r--r-- | include/linux/gameport.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/gameport.h b/include/linux/gameport.h index 9c8e6da2393b..71e7b2847cb3 100644 --- a/include/linux/gameport.h +++ b/include/linux/gameport.h @@ -11,6 +11,7 @@ #include <asm/io.h> #include <linux/list.h> +#include <linux/mutex.h> #include <linux/device.h> #include <linux/timer.h> @@ -40,7 +41,7 @@ struct gameport { struct gameport *parent, *child; struct gameport_driver *drv; - struct semaphore drv_sem; /* protects serio->drv so attributes can pin driver */ + struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ struct device dev; unsigned int registered; /* port has been fully registered with driver core */ @@ -137,12 +138,12 @@ static inline void gameport_set_drvdata(struct gameport *gameport, void *data) */ static inline int gameport_pin_driver(struct gameport *gameport) { - return down_interruptible(&gameport->drv_sem); + return mutex_lock_interruptible(&gameport->drv_mutex); } static inline void gameport_unpin_driver(struct gameport *gameport) { - up(&gameport->drv_sem); + mutex_unlock(&gameport->drv_mutex); } void __gameport_register_driver(struct gameport_driver *drv, struct module *owner); |