diff options
Diffstat (limited to 'drivers/hid/hid-wiimote.h')
| -rw-r--r-- | drivers/hid/hid-wiimote.h | 221 |
1 files changed, 27 insertions, 194 deletions
diff --git a/drivers/hid/hid-wiimote.h b/drivers/hid/hid-wiimote.h index 03065f1917f..c81dbeb086c 100644 --- a/drivers/hid/hid-wiimote.h +++ b/drivers/hid/hid-wiimote.h @@ -2,8 +2,8 @@ #define __HID_WIIMOTE_H /* - * HID driver for Nintendo Wii / Wii U peripherals - * Copyright (c) 2011-2013 David Herrmann <dh.herrmann@gmail.com> + * HID driver for Nintendo Wiimote devices + * Copyright (c) 2011 David Herrmann */ /* @@ -22,7 +22,6 @@ #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 @@ -36,18 +35,6 @@ #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 | \ @@ -56,71 +43,16 @@ /* 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_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 flags; __u8 accel_split[2]; __u8 drm; - __u8 devtype; - __u8 exttype; - __u8 mp; /* synchronous cmd requests */ struct mutex sync; @@ -133,78 +65,27 @@ struct wiimote_state { __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 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 input_dev *mp; - struct timer_list timer; + struct wiimote_ext *ext; struct wiimote_debug *debug; - union { - struct input_dev *input; - } extension; + spinlock_t qlock; + __u8 head; + __u8 tail; + struct wiimote_buf outq[WIIMOTE_BUFSIZE]; + struct work_struct worker; - 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, @@ -218,55 +99,24 @@ enum wiiproto_reqs { 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(container_of(pdev, struct hid_device, \ dev)) -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, @@ -279,6 +129,24 @@ extern ssize_t wiimote_cmd_read(struct wiimote_data *wdata, __u32 offset, extern void wiiproto_req_rmem(struct wiimote_data *wdata, bool eeprom, __u32 offset, __u16 size); +#ifdef CONFIG_HID_WIIMOTE_EXT + +extern int wiiext_init(struct wiimote_data *wdata); +extern void wiiext_deinit(struct wiimote_data *wdata); +extern void wiiext_event(struct wiimote_data *wdata, bool plugged); +extern bool wiiext_active(struct wiimote_data *wdata); +extern void wiiext_handle(struct wiimote_data *wdata, const __u8 *payload); + +#else + +static inline int wiiext_init(void *u) { return 0; } +static inline void wiiext_deinit(void *u) { } +static inline void wiiext_event(void *u, bool p) { } +static inline bool wiiext_active(void *u) { return false; } +static inline void wiiext_handle(void *u, const __u8 *p) { } + +#endif + #ifdef CONFIG_DEBUG_FS extern int wiidebug_init(struct wiimote_data *wdata); @@ -305,26 +173,11 @@ static inline void wiimote_cmd_complete(struct wiimote_data *wdata) 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) @@ -343,31 +196,11 @@ 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; } |