diff options
author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:14:24 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:14:24 +0000 |
commit | 6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (patch) | |
tree | 7db89ba6a28932514b105d620bba4884ec332ec3 /libdde_linux26/contrib/include/linux/gameport.h | |
parent | 38c2c2458e3f4ecb329ff35621806252aac209b9 (diff) | |
parent | 8df772b3c665e663f6f9d2a70f9c691590bd3f91 (diff) |
Merge branch 'dde' into upstream-merged
Diffstat (limited to 'libdde_linux26/contrib/include/linux/gameport.h')
-rw-r--r-- | libdde_linux26/contrib/include/linux/gameport.h | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/gameport.h b/libdde_linux26/contrib/include/linux/gameport.h new file mode 100644 index 00000000..0cd825f7 --- /dev/null +++ b/libdde_linux26/contrib/include/linux/gameport.h @@ -0,0 +1,228 @@ +#ifndef _GAMEPORT_H +#define _GAMEPORT_H + +/* + * Copyright (c) 1999-2002 Vojtech Pavlik + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * 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 { + + void *port_data; /* Private pointer for gameport drivers */ + char name[32]; + char phys[32]; + + int io; + int speed; + int fuzz; + + void (*trigger)(struct gameport *); + unsigned char (*read)(struct gameport *); + int (*cooked_read)(struct gameport *, int *, int *); + int (*calibrate)(struct gameport *, int *, int *); + int (*open)(struct gameport *, int); + void (*close)(struct gameport *); + + 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 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 */ + + struct list_head node; +}; +#define to_gameport_port(d) container_of(d, struct gameport, dev) + +struct gameport_driver { + + void *private; + char *description; + + int (*connect)(struct gameport *, struct gameport_driver *drv); + int (*reconnect)(struct gameport *); + void (*disconnect)(struct gameport *); + + 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_driver *drv, int mode); +void gameport_close(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_set_phys(struct gameport *gameport, + const char *fmt, ...) +{ + return; +} + +#endif + +static inline struct gameport *gameport_allocate_port(void) +{ + struct gameport *gameport = kzalloc(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 functions 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 functions to pin gameport's driver in process context + */ +static inline int gameport_pin_driver(struct gameport *gameport) +{ + return mutex_lock_interruptible(&gameport->drv_mutex); +} + +static inline void gameport_unpin_driver(struct gameport *gameport) +{ + mutex_unlock(&gameport->drv_mutex); +} + +int __gameport_register_driver(struct gameport_driver *drv, + struct module *owner, const char *mod_name); +static inline int __must_check gameport_register_driver(struct gameport_driver *drv) +{ + return __gameport_register_driver(drv, THIS_MODULE, KBUILD_MODNAME); +} + +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_ANALOG 0x0001 +#define GAMEPORT_ID_VENDOR_MADCATZ 0x0002 +#define GAMEPORT_ID_VENDOR_LOGITECH 0x0003 +#define GAMEPORT_ID_VENDOR_CREATIVE 0x0004 +#define GAMEPORT_ID_VENDOR_GENIUS 0x0005 +#define GAMEPORT_ID_VENDOR_INTERACT 0x0006 +#define GAMEPORT_ID_VENDOR_MICROSOFT 0x0007 +#define GAMEPORT_ID_VENDOR_THRUSTMASTER 0x0008 +#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) + gameport->trigger(gameport); + else + outb(0xff, gameport->io); +} + +static inline unsigned char gameport_read(struct gameport *gameport) +{ + if (gameport->read) + return gameport->read(gameport); + else + return inb(gameport->io); +} + +static inline int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons) +{ + if (gameport->cooked_read) + return gameport->cooked_read(gameport, axes, buttons); + else + return -1; +} + +static inline int gameport_calibrate(struct gameport *gameport, int *axes, int *max) +{ + if (gameport->calibrate) + return gameport->calibrate(gameport, axes, max); + else + return -1; +} + +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 /* __KERNEL__ */ +#endif |