| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| David Herrmann | 1320 | 98.65% | 26 | 86.67% |
| Nicolas Adenis-Lamarre | 10 | 0.75% | 1 | 3.33% |
| Krzysztof Kozlowski | 5 | 0.37% | 1 | 3.33% |
| Wolfram Sang | 2 | 0.15% | 1 | 3.33% |
| Geliang Tang | 1 | 0.07% | 1 | 3.33% |
| Total | 1338 | 30 |
#ifndef __HID_WIIMOTE_H #define __HID_WIIMOTE_H /* * HID driver for Nintendo Wii / Wii U peripherals * Copyright (c) 2011-2013 David Herrmann <dh.herrmann@gmail.com> */ /* * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. */ #include <linux/completion.h> #include <linux/device.h> #include <linux/hid.h> #include <linux/input.h> #include <linux/leds.h> #include <linux/module.h> #include <linux/mutex.h> #include <linux/power_supply.h> #include <linux/spinlock.h> #include <linux/timer.h> #define WIIMOTE_NAME "Nintendo Wii Remote" #define WIIMOTE_BUFSIZE 32 #define WIIPROTO_FLAG_LED1 0x01 #define WIIPROTO_FLAG_LED2 0x02 #define WIIPROTO_FLAG_LED3 0x04 #define WIIPROTO_FLAG_LED4 0x08 #define WIIPROTO_FLAG_RUMBLE 0x10 #define WIIPROTO_FLAG_ACCEL 0x20 #define WIIPROTO_FLAG_IR_BASIC 0x40 #define WIIPROTO_FLAG_IR_EXT 0x80 #define WIIPROTO_FLAG_IR_FULL 0xc0 /* IR_BASIC | IR_EXT */ #define WIIPROTO_FLAG_EXT_PLUGGED 0x0100 #define WIIPROTO_FLAG_EXT_USED 0x0200 #define WIIPROTO_FLAG_EXT_ACTIVE 0x0400 #define WIIPROTO_FLAG_MP_PLUGGED 0x0800 #define WIIPROTO_FLAG_MP_USED 0x1000 #define WIIPROTO_FLAG_MP_ACTIVE 0x2000 #define WIIPROTO_FLAG_EXITING 0x4000 #define WIIPROTO_FLAG_DRM_LOCKED 0x8000 #define WIIPROTO_FLAG_BUILTIN_MP 0x010000 #define WIIPROTO_FLAG_NO_MP 0x020000 #define WIIPROTO_FLAG_PRO_CALIB_DONE 0x040000 #define WIIPROTO_FLAGS_LEDS (WIIPROTO_FLAG_LED1 | WIIPROTO_FLAG_LED2 | \ WIIPROTO_FLAG_LED3 | WIIPROTO_FLAG_LED4) #define WIIPROTO_FLAGS_IR (WIIPROTO_FLAG_IR_BASIC | WIIPROTO_FLAG_IR_EXT | \ WIIPROTO_FLAG_IR_FULL) /* return flag for led \num */ #define WIIPROTO_FLAG_LED(num) (WIIPROTO_FLAG_LED1 << (num - 1)) enum wiiproto_keys { WIIPROTO_KEY_LEFT, WIIPROTO_KEY_RIGHT, WIIPROTO_KEY_UP, WIIPROTO_KEY_DOWN, WIIPROTO_KEY_PLUS, WIIPROTO_KEY_MINUS, WIIPROTO_KEY_ONE, WIIPROTO_KEY_TWO, WIIPROTO_KEY_A, WIIPROTO_KEY_B, WIIPROTO_KEY_HOME, WIIPROTO_KEY_COUNT }; enum wiimote_devtype { WIIMOTE_DEV_PENDING, WIIMOTE_DEV_UNKNOWN, WIIMOTE_DEV_GENERIC, WIIMOTE_DEV_GEN10, WIIMOTE_DEV_GEN20, WIIMOTE_DEV_BALANCE_BOARD, WIIMOTE_DEV_PRO_CONTROLLER, WIIMOTE_DEV_NUM, }; enum wiimote_exttype { WIIMOTE_EXT_NONE, WIIMOTE_EXT_UNKNOWN, WIIMOTE_EXT_NUNCHUK, WIIMOTE_EXT_CLASSIC_CONTROLLER, WIIMOTE_EXT_BALANCE_BOARD, WIIMOTE_EXT_PRO_CONTROLLER, WIIMOTE_EXT_DRUMS, WIIMOTE_EXT_GUITAR, WIIMOTE_EXT_NUM, }; enum wiimote_mptype { WIIMOTE_MP_NONE, WIIMOTE_MP_UNKNOWN, WIIMOTE_MP_SINGLE, WIIMOTE_MP_PASSTHROUGH_NUNCHUK, WIIMOTE_MP_PASSTHROUGH_CLASSIC, }; struct wiimote_buf { __u8 data[HID_MAX_BUFFER_SIZE]; size_t size; }; struct wiimote_queue { spinlock_t lock; struct work_struct worker; __u8 head; __u8 tail; struct wiimote_buf outq[WIIMOTE_BUFSIZE]; }; struct wiimote_state { spinlock_t lock; __u32 flags; __u8 accel_split[2]; __u8 drm; __u8 devtype; __u8 exttype; __u8 mp; /* synchronous cmd requests */ struct mutex sync; struct completion ready; int cmd; __u32 opt; /* results of synchronous requests */ __u8 cmd_battery; __u8 cmd_err; __u8 *cmd_read_buf; __u8 cmd_read_size; /* calibration/cache data */ __u16 calib_bboard[4][3]; __s16 calib_pro_sticks[4]; __u8 pressure_drums[7]; __u8 cache_rumble; }; struct wiimote_data { struct hid_device *hdev; struct input_dev *input; struct work_struct rumble_worker; struct led_classdev *leds[4]; struct input_dev *accel; struct input_dev *ir; struct power_supply *battery; struct power_supply_desc battery_desc; struct input_dev *mp; struct timer_list timer; struct wiimote_debug *debug; union { struct input_dev *input; } extension; struct wiimote_queue queue; struct wiimote_state state; struct work_struct init_worker; }; /* wiimote modules */ enum wiimod_module { WIIMOD_KEYS, WIIMOD_RUMBLE, WIIMOD_BATTERY, WIIMOD_LED1, WIIMOD_LED2, WIIMOD_LED3, WIIMOD_LED4, WIIMOD_ACCEL, WIIMOD_IR, WIIMOD_BUILTIN_MP, WIIMOD_NO_MP, WIIMOD_NUM, WIIMOD_NULL = WIIMOD_NUM, }; #define WIIMOD_FLAG_INPUT 0x0001 #define WIIMOD_FLAG_EXT8 0x0002 #define WIIMOD_FLAG_EXT16 0x0004 struct wiimod_ops { __u16 flags; unsigned long arg; int (*probe) (const struct wiimod_ops *ops, struct wiimote_data *wdata); void (*remove) (const struct wiimod_ops *ops, struct wiimote_data *wdata); void (*in_keys) (struct wiimote_data *wdata, const __u8 *keys); void (*in_accel) (struct wiimote_data *wdata, const __u8 *accel); void (*in_ir) (struct wiimote_data *wdata, const __u8 *ir, bool packed, unsigned int id); void (*in_mp) (struct wiimote_data *wdata, const __u8 *mp); void (*in_ext) (struct wiimote_data *wdata, const __u8 *ext); }; extern const struct wiimod_ops *wiimod_table[WIIMOD_NUM]; extern const struct wiimod_ops *wiimod_ext_table[WIIMOTE_EXT_NUM]; extern const struct wiimod_ops wiimod_mp; /* wiimote requests */ enum wiiproto_reqs { WIIPROTO_REQ_NULL = 0x0, WIIPROTO_REQ_RUMBLE = 0x10, WIIPROTO_REQ_LED = 0x11, WIIPROTO_REQ_DRM = 0x12, WIIPROTO_REQ_IR1 = 0x13, WIIPROTO_REQ_SREQ = 0x15, WIIPROTO_REQ_WMEM = 0x16, WIIPROTO_REQ_RMEM = 0x17, WIIPROTO_REQ_IR2 = 0x1a, WIIPROTO_REQ_STATUS = 0x20, WIIPROTO_REQ_DATA = 0x21, WIIPROTO_REQ_RETURN = 0x22, /* DRM_K: BB*2 */ WIIPROTO_REQ_DRM_K = 0x30, /* DRM_KA: BB*2 AA*3 */ WIIPROTO_REQ_DRM_KA = 0x31, /* DRM_KE: BB*2 EE*8 */ WIIPROTO_REQ_DRM_KE = 0x32, /* DRM_KAI: BB*2 AA*3 II*12 */ WIIPROTO_REQ_DRM_KAI = 0x33, /* DRM_KEE: BB*2 EE*19 */ WIIPROTO_REQ_DRM_KEE = 0x34, /* DRM_KAE: BB*2 AA*3 EE*16 */ WIIPROTO_REQ_DRM_KAE = 0x35, /* DRM_KIE: BB*2 II*10 EE*9 */ WIIPROTO_REQ_DRM_KIE = 0x36, /* DRM_KAIE: BB*2 AA*3 II*10 EE*6 */ WIIPROTO_REQ_DRM_KAIE = 0x37, /* DRM_E: EE*21 */ WIIPROTO_REQ_DRM_E = 0x3d, /* DRM_SKAI1: BB*2 AA*1 II*18 */ WIIPROTO_REQ_DRM_SKAI1 = 0x3e, /* DRM_SKAI2: BB*2 AA*1 II*18 */ WIIPROTO_REQ_DRM_SKAI2 = 0x3f, WIIPROTO_REQ_MAX }; #define dev_to_wii(pdev) hid_get_drvdata(to_hid_device(pdev)) void __wiimote_schedule(struct wiimote_data *wdata); extern void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm); extern void wiiproto_req_rumble(struct wiimote_data *wdata, __u8 rumble); extern void wiiproto_req_leds(struct wiimote_data *wdata, int leds); extern void wiiproto_req_status(struct wiimote_data *wdata); extern void wiiproto_req_accel(struct wiimote_data *wdata, __u8 accel); extern void wiiproto_req_ir1(struct wiimote_data *wdata, __u8 flags); extern void wiiproto_req_ir2(struct wiimote_data *wdata, __u8 flags); extern int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset, const __u8 *wmem, __u8 size); extern ssize_t wiimote_cmd_read(struct wiimote_data *wdata, __u32 offset, __u8 *rmem, __u8 size); #define wiiproto_req_rreg(wdata, os, sz) \ wiiproto_req_rmem((wdata), false, (os), (sz)) #define wiiproto_req_reeprom(wdata, os, sz) \ wiiproto_req_rmem((wdata), true, (os), (sz)) extern void wiiproto_req_rmem(struct wiimote_data *wdata, bool eeprom, __u32 offset, __u16 size); #ifdef CONFIG_DEBUG_FS extern int wiidebug_init(struct wiimote_data *wdata); extern void wiidebug_deinit(struct wiimote_data *wdata); #else static inline int wiidebug_init(void *u) { return 0; } static inline void wiidebug_deinit(void *u) { } #endif /* requires the state.lock spinlock to be held */ static inline bool wiimote_cmd_pending(struct wiimote_data *wdata, int cmd, __u32 opt) { return wdata->state.cmd == cmd && wdata->state.opt == opt; } /* requires the state.lock spinlock to be held */ static inline void wiimote_cmd_complete(struct wiimote_data *wdata) { wdata->state.cmd = WIIPROTO_REQ_NULL; complete(&wdata->state.ready); } /* requires the state.lock spinlock to be held */ static inline void wiimote_cmd_abort(struct wiimote_data *wdata) { /* Abort synchronous request by waking up the sleeping caller. But * reset the state.cmd field to an invalid value so no further event * handlers will work with it. */ wdata->state.cmd = WIIPROTO_REQ_MAX; complete(&wdata->state.ready); } static inline int wiimote_cmd_acquire(struct wiimote_data *wdata) { return mutex_lock_interruptible(&wdata->state.sync) ? -ERESTARTSYS : 0; } static inline void wiimote_cmd_acquire_noint(struct wiimote_data *wdata) { mutex_lock(&wdata->state.sync); } /* requires the state.lock spinlock to be held */ static inline void wiimote_cmd_set(struct wiimote_data *wdata, int cmd, __u32 opt) { reinit_completion(&wdata->state.ready); wdata->state.cmd = cmd; wdata->state.opt = opt; } static inline void wiimote_cmd_release(struct wiimote_data *wdata) { mutex_unlock(&wdata->state.sync); } static inline int wiimote_cmd_wait(struct wiimote_data *wdata) { int ret; /* The completion acts as implicit memory barrier so we can safely * assume that state.cmd is set on success/failure and isn't accessed * by any other thread, anymore. */ ret = wait_for_completion_interruptible_timeout(&wdata->state.ready, HZ); if (ret < 0) return -ERESTARTSYS; else if (ret == 0) return -EIO; else if (wdata->state.cmd != WIIPROTO_REQ_NULL) return -EIO; else return 0; } static inline int wiimote_cmd_wait_noint(struct wiimote_data *wdata) { unsigned long ret; /* no locking needed; see wiimote_cmd_wait() */ ret = wait_for_completion_timeout(&wdata->state.ready, HZ); if (!ret) return -EIO; else if (wdata->state.cmd != WIIPROTO_REQ_NULL) return -EIO; else return 0; } #endif
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