20 struct gameport {  struct
30 	void (*trigger)(struct gameport *);  argument
31 	unsigned char (*read)(struct gameport *);  argument
32 	int (*cooked_read)(struct gameport *, int *, int *);  argument
33 	int (*calibrate)(struct gameport *, int *, int *);  argument
34 	int (*open)(struct gameport *, int);  argument
35 	void (*close)(struct gameport *);  argument
41 	void (*poll_handler)(struct gameport *);  argument
43 	struct gameport *parent, *child;  argument
52 #define to_gameport_port(d)	container_of(d, struct gameport, dev)  argument
57 	int (*connect)(struct gameport *, struct gameport_driver *drv);
58 	int (*reconnect)(struct gameport *);
59 	void (*disconnect)(struct gameport *);
67 int gameport_open(struct gameport *gameport, struct gameport_driver *drv, int mode);
68 void gameport_close(struct gameport *gameport);
72 void __gameport_register_port(struct gameport *gameport, struct module *owner);
74 #define gameport_register_port(gameport) \  argument
75 	__gameport_register_port(gameport, THIS_MODULE)
77 void gameport_unregister_port(struct gameport *gameport);
80 void gameport_set_phys(struct gameport *gameport, const char *fmt, ...);
84 static inline void gameport_register_port(struct gameport *gameport)  in gameport_register_port()  argument
89 static inline void gameport_unregister_port(struct gameport *gameport)  in gameport_unregister_port()  argument
95 void gameport_set_phys(struct gameport *gameport, const char *fmt, ...)  in gameport_set_phys()  argument
102 static inline struct gameport *gameport_allocate_port(void)  in gameport_allocate_port()
104 	struct gameport *gameport = kzalloc(sizeof(struct gameport), GFP_KERNEL);  in gameport_allocate_port()  local
106 	return gameport;  in gameport_allocate_port()
109 static inline void gameport_free_port(struct gameport *gameport)  in gameport_free_port()  argument
111 	kfree(gameport);  in gameport_free_port()
114 static inline void gameport_set_name(struct gameport *gameport, const char *name)  in gameport_set_name()  argument
116 	strlcpy(gameport->name, name, sizeof(gameport->name));  in gameport_set_name()
123 static inline void *gameport_get_drvdata(struct gameport *gameport)  in gameport_get_drvdata()  argument
125 	return dev_get_drvdata(&gameport->dev);  in gameport_get_drvdata()
128 static inline void gameport_set_drvdata(struct gameport *gameport, void *data)  in gameport_set_drvdata()  argument
130 	dev_set_drvdata(&gameport->dev, data);  in gameport_set_drvdata()
136 static inline int gameport_pin_driver(struct gameport *gameport)  in gameport_pin_driver()  argument
138 	return mutex_lock_interruptible(&gameport->drv_mutex);  in gameport_pin_driver()
141 static inline void gameport_unpin_driver(struct gameport *gameport)  in gameport_unpin_driver()  argument
143 	mutex_unlock(&gameport->drv_mutex);  in gameport_unpin_driver()
169 static inline void gameport_trigger(struct gameport *gameport)  in gameport_trigger()  argument
171 	if (gameport->trigger)  in gameport_trigger()
172 		gameport->trigger(gameport);  in gameport_trigger()
174 		outb(0xff, gameport->io);  in gameport_trigger()
177 static inline unsigned char gameport_read(struct gameport *gameport)  in gameport_read()  argument
179 	if (gameport->read)  in gameport_read()
180 		return gameport->read(gameport);  in gameport_read()
182 		return inb(gameport->io);  in gameport_read()
185 static inline int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)  in gameport_cooked_read()  argument
187 	if (gameport->cooked_read)  in gameport_cooked_read()
188 		return gameport->cooked_read(gameport, axes, buttons);  in gameport_cooked_read()
193 static inline int gameport_calibrate(struct gameport *gameport, int *axes, int *max)  in gameport_calibrate()  argument
195 	if (gameport->calibrate)  in gameport_calibrate()
196 		return gameport->calibrate(gameport, axes, max);  in gameport_calibrate()
201 static inline int gameport_time(struct gameport *gameport, int time)  in gameport_time()  argument
203 	return (time * gameport->speed) / 1000;  in gameport_time()
206 …tatic inline void gameport_set_poll_handler(struct gameport *gameport, void (*handler)(struct game…  in gameport_set_poll_handler()  argument
208 	gameport->poll_handler = handler;  in gameport_set_poll_handler()
211 static inline void gameport_set_poll_interval(struct gameport *gameport, unsigned int msecs)  in gameport_set_poll_interval()  argument
213 	gameport->poll_interval = msecs;  in gameport_set_poll_interval()
216 void gameport_start_polling(struct gameport *gameport);
217 void gameport_stop_polling(struct gameport *gameport);