*/
#include <asm/io.h>
-#include <linux/input.h>
#include <linux/list.h>
-
-struct gameport;
+#include <linux/device.h>
struct gameport {
- void *private; /* Private pointer for joystick drivers */
- void *driver; /* Private pointer for gameport drivers */
- char *name;
- char *phys;
-
- struct input_id id;
+ void *port_data; /* Private pointer for gameport drivers */
+ char name[32];
+ char phys[32];
int io;
int speed;
int (*open)(struct gameport *, int);
void (*close)(struct gameport *);
- struct gameport_dev *dev;
+ struct timer_list poll_timer;
+ unsigned int poll_interval; /* in msecs */
+ spinlock_t timer_lock;
+ unsigned int poll_cnt;
+ void (*poll_handler)(struct gameport *);
+
+ struct gameport *parent, *child;
+
+ struct gameport_driver *drv;
+ struct semaphore drv_sem; /* protects serio->drv so attributes can pin driver */
+
+ struct device dev;
+ unsigned int registered; /* port has been fully registered with driver core */
struct list_head node;
};
+#define to_gameport_port(d) container_of(d, struct gameport, dev)
-struct gameport_dev {
+struct gameport_driver {
void *private;
- char *name;
+ char *description;
- void (*connect)(struct gameport *, struct gameport_dev *dev);
+ int (*connect)(struct gameport *, struct gameport_driver *drv);
+ int (*reconnect)(struct gameport *);
void (*disconnect)(struct gameport *);
- struct list_head node;
+ struct device_driver driver;
+
+ unsigned int ignore;
};
+#define to_gameport_driver(d) container_of(d, struct gameport_driver, driver)
-int gameport_open(struct gameport *gameport, struct gameport_dev *dev, int mode);
+int gameport_open(struct gameport *gameport, struct gameport_driver *drv, int mode);
void gameport_close(struct gameport *gameport);
void gameport_rescan(struct gameport *gameport);
-#if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE)
-void gameport_register_port(struct gameport *gameport);
+#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
+
+void __gameport_register_port(struct gameport *gameport, struct module *owner);
+static inline void gameport_register_port(struct gameport *gameport)
+{
+ __gameport_register_port(gameport, THIS_MODULE);
+}
+
void gameport_unregister_port(struct gameport *gameport);
+
+void gameport_set_phys(struct gameport *gameport, const char *fmt, ...)
+ __attribute__ ((format (printf, 2, 3)));
+
#else
-static inline void gameport_register_port(struct gameport *gameport) { return; }
-static inline void gameport_unregister_port(struct gameport *gameport) { return; }
+
+static inline void gameport_register_port(struct gameport *gameport)
+{
+ return;
+}
+
+static inline void gameport_unregister_port(struct gameport *gameport)
+{
+ return;
+}
+
+static inline void gameport_set_phys(struct gameport *gameport,
+ const char *fmt, ...)
+{
+ return;
+}
+
#endif
-void gameport_register_device(struct gameport_dev *dev);
-void gameport_unregister_device(struct gameport_dev *dev);
+static inline struct gameport *gameport_allocate_port(void)
+{
+ struct gameport *gameport = kcalloc(1, sizeof(struct gameport), GFP_KERNEL);
+
+ return gameport;
+}
+
+static inline void gameport_free_port(struct gameport *gameport)
+{
+ kfree(gameport);
+}
+
+static inline void gameport_set_name(struct gameport *gameport, const char *name)
+{
+ strlcpy(gameport->name, name, sizeof(gameport->name));
+}
+
+/*
+ * Use the following fucntions to manipulate gameport's per-port
+ * driver-specific data.
+ */
+static inline void *gameport_get_drvdata(struct gameport *gameport)
+{
+ return dev_get_drvdata(&gameport->dev);
+}
+
+static inline void gameport_set_drvdata(struct gameport *gameport, void *data)
+{
+ dev_set_drvdata(&gameport->dev, data);
+}
+
+/*
+ * Use the following fucntions to pin gameport's driver in process context
+ */
+static inline int gameport_pin_driver(struct gameport *gameport)
+{
+ return down_interruptible(&gameport->drv_sem);
+}
+
+static inline void gameport_unpin_driver(struct gameport *gameport)
+{
+ up(&gameport->drv_sem);
+}
+
+void __gameport_register_driver(struct gameport_driver *drv, struct module *owner);
+static inline void gameport_register_driver(struct gameport_driver *drv)
+{
+ __gameport_register_driver(drv, THIS_MODULE);
+}
+
+void gameport_unregister_driver(struct gameport_driver *drv);
#define GAMEPORT_MODE_DISABLED 0
#define GAMEPORT_MODE_RAW 1
#define GAMEPORT_ID_VENDOR_GRAVIS 0x0009
#define GAMEPORT_ID_VENDOR_GUILLEMOT 0x000a
-static __inline__ void gameport_trigger(struct gameport *gameport)
+static inline void gameport_trigger(struct gameport *gameport)
{
if (gameport->trigger)
gameport->trigger(gameport);
outb(0xff, gameport->io);
}
-static __inline__ unsigned char gameport_read(struct gameport *gameport)
+static inline unsigned char gameport_read(struct gameport *gameport)
{
if (gameport->read)
return gameport->read(gameport);
return inb(gameport->io);
}
-static __inline__ int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
+static inline int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
{
if (gameport->cooked_read)
return gameport->cooked_read(gameport, axes, buttons);
return -1;
}
-static __inline__ int gameport_calibrate(struct gameport *gameport, int *axes, int *max)
+static inline int gameport_calibrate(struct gameport *gameport, int *axes, int *max)
{
if (gameport->calibrate)
return gameport->calibrate(gameport, axes, max);
return -1;
}
-static __inline__ int gameport_time(struct gameport *gameport, int time)
+static inline int gameport_time(struct gameport *gameport, int time)
{
return (time * gameport->speed) / 1000;
}
+static inline void gameport_set_poll_handler(struct gameport *gameport, void (*handler)(struct gameport *))
+{
+ gameport->poll_handler = handler;
+}
+
+static inline void gameport_set_poll_interval(struct gameport *gameport, unsigned int msecs)
+{
+ gameport->poll_interval = msecs;
+}
+
+void gameport_start_polling(struct gameport *gameport);
+void gameport_stop_polling(struct gameport *gameport);
+
#endif
git://git.onelab.eu / linux-2.6.git / blobdiff