* the Free Software Foundation.
*/
+#ifdef __KERNEL__
#include <asm/io.h>
#include <linux/list.h>
+#include <linux/mutex.h>
#include <linux/device.h>
+#include <linux/timer.h>
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 */
static inline struct gameport *gameport_allocate_port(void)
{
- struct gameport *gameport = kcalloc(1, sizeof(struct gameport), GFP_KERNEL);
+ struct gameport *gameport = kzalloc(sizeof(struct gameport), GFP_KERNEL);
return gameport;
}
}
/*
- * Use the following fucntions to manipulate gameport's per-port
+ * Use the following functions to manipulate gameport's per-port
* driver-specific data.
*/
static inline void *gameport_get_drvdata(struct gameport *gameport)
}
/*
- * Use the following fucntions to pin gameport's driver in process context
+ * Use the following functions to pin gameport's driver in process context
*/
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);
void gameport_unregister_driver(struct gameport_driver *drv);
+#endif /* __KERNEL__ */
+
#define GAMEPORT_MODE_DISABLED 0
#define GAMEPORT_MODE_RAW 1
#define GAMEPORT_MODE_COOKED 2
#define GAMEPORT_ID_VENDOR_GRAVIS 0x0009
#define GAMEPORT_ID_VENDOR_GUILLEMOT 0x000a
+#ifdef __KERNEL__
+
static inline void gameport_trigger(struct gameport *gameport)
{
if (gameport->trigger)
void gameport_start_polling(struct gameport *gameport);
void gameport_stop_polling(struct gameport *gameport);
+#endif /* __KERNEL__ */
#endif