2011-07-05 05:45:08 -06:00
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/*
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* HID driver for Nintendo Wiimote devices
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* Copyright (c) 2011 David Herrmann
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*/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*/
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2011-09-06 05:50:34 -06:00
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#include <linux/completion.h>
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2011-07-05 05:45:11 -06:00
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#include <linux/device.h>
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2011-07-05 05:45:09 -06:00
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#include <linux/hid.h>
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2011-07-05 05:45:11 -06:00
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#include <linux/input.h>
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2011-08-17 03:43:22 -06:00
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#include <linux/leds.h>
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2011-07-05 05:45:08 -06:00
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#include <linux/module.h>
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2011-09-06 05:50:34 -06:00
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#include <linux/mutex.h>
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2011-07-05 05:45:14 -06:00
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#include <linux/spinlock.h>
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2011-07-05 05:45:09 -06:00
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#include "hid-ids.h"
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2011-07-05 05:45:08 -06:00
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#define WIIMOTE_VERSION "0.1"
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#define WIIMOTE_NAME "Nintendo Wii Remote"
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2011-07-05 05:45:14 -06:00
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#define WIIMOTE_BUFSIZE 32
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struct wiimote_buf {
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__u8 data[HID_MAX_BUFFER_SIZE];
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size_t size;
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};
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2011-07-05 05:45:08 -06:00
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2011-07-05 05:45:18 -06:00
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struct wiimote_state {
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spinlock_t lock;
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__u8 flags;
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2011-09-06 05:50:29 -06:00
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__u8 accel_split[2];
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2011-09-06 05:50:34 -06:00
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/* synchronous cmd requests */
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struct mutex sync;
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struct completion ready;
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int cmd;
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__u32 opt;
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2011-09-06 05:50:35 -06:00
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/* results of synchronous requests */
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__u8 cmd_err;
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2011-07-05 05:45:18 -06:00
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};
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2011-07-05 05:45:10 -06:00
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struct wiimote_data {
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struct hid_device *hdev;
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2011-07-05 05:45:11 -06:00
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struct input_dev *input;
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2011-08-17 03:43:22 -06:00
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struct led_classdev *leds[4];
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2011-09-06 05:50:28 -06:00
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struct input_dev *accel;
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2011-09-06 05:50:30 -06:00
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struct input_dev *ir;
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2011-07-05 05:45:14 -06:00
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spinlock_t qlock;
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__u8 head;
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__u8 tail;
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struct wiimote_buf outq[WIIMOTE_BUFSIZE];
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struct work_struct worker;
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2011-07-05 05:45:18 -06:00
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struct wiimote_state state;
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2011-07-05 05:45:10 -06:00
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};
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2011-09-06 05:50:26 -06:00
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#define WIIPROTO_FLAG_LED1 0x01
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#define WIIPROTO_FLAG_LED2 0x02
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#define WIIPROTO_FLAG_LED3 0x04
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#define WIIPROTO_FLAG_LED4 0x08
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#define WIIPROTO_FLAG_RUMBLE 0x10
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2011-09-06 05:50:28 -06:00
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#define WIIPROTO_FLAG_ACCEL 0x20
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2011-09-06 05:50:30 -06:00
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#define WIIPROTO_FLAG_IR_BASIC 0x40
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#define WIIPROTO_FLAG_IR_EXT 0x80
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#define WIIPROTO_FLAG_IR_FULL 0xc0 /* IR_BASIC | IR_EXT */
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2011-07-05 05:45:18 -06:00
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#define WIIPROTO_FLAGS_LEDS (WIIPROTO_FLAG_LED1 | WIIPROTO_FLAG_LED2 | \
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WIIPROTO_FLAG_LED3 | WIIPROTO_FLAG_LED4)
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2011-09-06 05:50:30 -06:00
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#define WIIPROTO_FLAGS_IR (WIIPROTO_FLAG_IR_BASIC | WIIPROTO_FLAG_IR_EXT | \
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WIIPROTO_FLAG_IR_FULL)
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2011-07-05 05:45:17 -06:00
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2011-08-17 03:43:22 -06:00
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/* return flag for led \num */
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#define WIIPROTO_FLAG_LED(num) (WIIPROTO_FLAG_LED1 << (num - 1))
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2011-07-05 05:45:16 -06:00
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enum wiiproto_reqs {
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WIIPROTO_REQ_NULL = 0x0,
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2011-09-06 05:50:26 -06:00
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WIIPROTO_REQ_RUMBLE = 0x10,
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2011-07-05 05:45:17 -06:00
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WIIPROTO_REQ_LED = 0x11,
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2011-08-17 03:43:23 -06:00
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WIIPROTO_REQ_DRM = 0x12,
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2011-09-06 05:50:36 -06:00
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WIIPROTO_REQ_IR1 = 0x13,
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2011-09-06 05:50:33 -06:00
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WIIPROTO_REQ_WMEM = 0x16,
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WIIPROTO_REQ_RMEM = 0x17,
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2011-09-06 05:50:36 -06:00
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WIIPROTO_REQ_IR2 = 0x1a,
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2011-08-17 03:43:24 -06:00
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WIIPROTO_REQ_STATUS = 0x20,
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2011-09-06 05:50:33 -06:00
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WIIPROTO_REQ_DATA = 0x21,
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2011-08-17 03:43:24 -06:00
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WIIPROTO_REQ_RETURN = 0x22,
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2011-07-05 05:45:16 -06:00
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WIIPROTO_REQ_DRM_K = 0x30,
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2011-09-06 05:50:29 -06:00
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WIIPROTO_REQ_DRM_KA = 0x31,
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2011-09-06 05:50:32 -06:00
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WIIPROTO_REQ_DRM_KE = 0x32,
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2011-09-06 05:50:29 -06:00
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WIIPROTO_REQ_DRM_KAI = 0x33,
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2011-09-06 05:50:32 -06:00
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WIIPROTO_REQ_DRM_KEE = 0x34,
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2011-09-06 05:50:29 -06:00
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WIIPROTO_REQ_DRM_KAE = 0x35,
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2011-09-06 05:50:30 -06:00
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WIIPROTO_REQ_DRM_KIE = 0x36,
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2011-09-06 05:50:29 -06:00
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WIIPROTO_REQ_DRM_KAIE = 0x37,
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2011-09-06 05:50:32 -06:00
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WIIPROTO_REQ_DRM_E = 0x3d,
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2011-09-06 05:50:29 -06:00
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WIIPROTO_REQ_DRM_SKAI1 = 0x3e,
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WIIPROTO_REQ_DRM_SKAI2 = 0x3f,
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2011-07-05 05:45:16 -06:00
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};
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enum wiiproto_keys {
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WIIPROTO_KEY_LEFT,
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WIIPROTO_KEY_RIGHT,
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WIIPROTO_KEY_UP,
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WIIPROTO_KEY_DOWN,
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WIIPROTO_KEY_PLUS,
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WIIPROTO_KEY_MINUS,
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WIIPROTO_KEY_ONE,
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WIIPROTO_KEY_TWO,
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WIIPROTO_KEY_A,
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WIIPROTO_KEY_B,
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WIIPROTO_KEY_HOME,
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WIIPROTO_KEY_COUNT
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};
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static __u16 wiiproto_keymap[] = {
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KEY_LEFT, /* WIIPROTO_KEY_LEFT */
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KEY_RIGHT, /* WIIPROTO_KEY_RIGHT */
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KEY_UP, /* WIIPROTO_KEY_UP */
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KEY_DOWN, /* WIIPROTO_KEY_DOWN */
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KEY_NEXT, /* WIIPROTO_KEY_PLUS */
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KEY_PREVIOUS, /* WIIPROTO_KEY_MINUS */
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BTN_1, /* WIIPROTO_KEY_ONE */
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BTN_2, /* WIIPROTO_KEY_TWO */
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BTN_A, /* WIIPROTO_KEY_A */
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BTN_B, /* WIIPROTO_KEY_B */
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BTN_MODE, /* WIIPROTO_KEY_HOME */
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};
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2011-09-06 05:50:34 -06:00
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/* requires the state.lock spinlock to be held */
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static inline bool wiimote_cmd_pending(struct wiimote_data *wdata, int cmd,
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__u32 opt)
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{
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return wdata->state.cmd == cmd && wdata->state.opt == opt;
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}
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/* requires the state.lock spinlock to be held */
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static inline void wiimote_cmd_complete(struct wiimote_data *wdata)
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{
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wdata->state.cmd = WIIPROTO_REQ_NULL;
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complete(&wdata->state.ready);
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}
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static inline int wiimote_cmd_acquire(struct wiimote_data *wdata)
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{
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return mutex_lock_interruptible(&wdata->state.sync) ? -ERESTARTSYS : 0;
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}
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/* requires the state.lock spinlock to be held */
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static inline void wiimote_cmd_set(struct wiimote_data *wdata, int cmd,
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__u32 opt)
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{
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INIT_COMPLETION(wdata->state.ready);
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wdata->state.cmd = cmd;
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wdata->state.opt = opt;
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}
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static inline void wiimote_cmd_release(struct wiimote_data *wdata)
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{
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mutex_unlock(&wdata->state.sync);
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}
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static inline int wiimote_cmd_wait(struct wiimote_data *wdata)
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{
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int ret;
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ret = wait_for_completion_interruptible_timeout(&wdata->state.ready, HZ);
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if (ret < 0)
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return -ERESTARTSYS;
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else if (ret == 0)
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return -EIO;
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else
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return 0;
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}
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2011-07-05 05:45:13 -06:00
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static ssize_t wiimote_hid_send(struct hid_device *hdev, __u8 *buffer,
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size_t count)
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{
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__u8 *buf;
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ssize_t ret;
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if (!hdev->hid_output_raw_report)
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return -ENODEV;
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buf = kmemdup(buffer, count, GFP_KERNEL);
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if (!buf)
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return -ENOMEM;
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ret = hdev->hid_output_raw_report(hdev, buf, count, HID_OUTPUT_REPORT);
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kfree(buf);
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return ret;
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}
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2011-07-05 05:45:14 -06:00
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static void wiimote_worker(struct work_struct *work)
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{
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struct wiimote_data *wdata = container_of(work, struct wiimote_data,
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worker);
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unsigned long flags;
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spin_lock_irqsave(&wdata->qlock, flags);
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while (wdata->head != wdata->tail) {
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spin_unlock_irqrestore(&wdata->qlock, flags);
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wiimote_hid_send(wdata->hdev, wdata->outq[wdata->tail].data,
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wdata->outq[wdata->tail].size);
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spin_lock_irqsave(&wdata->qlock, flags);
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wdata->tail = (wdata->tail + 1) % WIIMOTE_BUFSIZE;
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}
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spin_unlock_irqrestore(&wdata->qlock, flags);
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}
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static void wiimote_queue(struct wiimote_data *wdata, const __u8 *buffer,
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size_t count)
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{
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unsigned long flags;
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__u8 newhead;
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if (count > HID_MAX_BUFFER_SIZE) {
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hid_warn(wdata->hdev, "Sending too large output report\n");
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return;
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}
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/*
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* Copy new request into our output queue and check whether the
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* queue is full. If it is full, discard this request.
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* If it is empty we need to start a new worker that will
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* send out the buffer to the hid device.
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* If the queue is not empty, then there must be a worker
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* that is currently sending out our buffer and this worker
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* will reschedule itself until the queue is empty.
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*/
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spin_lock_irqsave(&wdata->qlock, flags);
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memcpy(wdata->outq[wdata->head].data, buffer, count);
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wdata->outq[wdata->head].size = count;
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newhead = (wdata->head + 1) % WIIMOTE_BUFSIZE;
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if (wdata->head == wdata->tail) {
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wdata->head = newhead;
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schedule_work(&wdata->worker);
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} else if (newhead != wdata->tail) {
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wdata->head = newhead;
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} else {
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hid_warn(wdata->hdev, "Output queue is full");
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}
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spin_unlock_irqrestore(&wdata->qlock, flags);
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}
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2011-09-06 05:50:26 -06:00
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/*
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* This sets the rumble bit on the given output report if rumble is
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* currently enabled.
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* \cmd1 must point to the second byte in the output report => &cmd[1]
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* This must be called on nearly every output report before passing it
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* into the output queue!
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*/
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static inline void wiiproto_keep_rumble(struct wiimote_data *wdata, __u8 *cmd1)
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{
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if (wdata->state.flags & WIIPROTO_FLAG_RUMBLE)
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*cmd1 |= 0x01;
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}
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static void wiiproto_req_rumble(struct wiimote_data *wdata, __u8 rumble)
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{
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__u8 cmd[2];
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rumble = !!rumble;
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if (rumble == !!(wdata->state.flags & WIIPROTO_FLAG_RUMBLE))
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return;
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if (rumble)
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wdata->state.flags |= WIIPROTO_FLAG_RUMBLE;
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else
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wdata->state.flags &= ~WIIPROTO_FLAG_RUMBLE;
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cmd[0] = WIIPROTO_REQ_RUMBLE;
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cmd[1] = 0;
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wiiproto_keep_rumble(wdata, &cmd[1]);
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wiimote_queue(wdata, cmd, sizeof(cmd));
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}
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2011-07-05 05:45:17 -06:00
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static void wiiproto_req_leds(struct wiimote_data *wdata, int leds)
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{
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__u8 cmd[2];
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2011-07-05 05:45:18 -06:00
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leds &= WIIPROTO_FLAGS_LEDS;
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if ((wdata->state.flags & WIIPROTO_FLAGS_LEDS) == leds)
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return;
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wdata->state.flags = (wdata->state.flags & ~WIIPROTO_FLAGS_LEDS) | leds;
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2011-07-05 05:45:17 -06:00
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cmd[0] = WIIPROTO_REQ_LED;
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cmd[1] = 0;
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if (leds & WIIPROTO_FLAG_LED1)
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cmd[1] |= 0x10;
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if (leds & WIIPROTO_FLAG_LED2)
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cmd[1] |= 0x20;
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if (leds & WIIPROTO_FLAG_LED3)
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cmd[1] |= 0x40;
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if (leds & WIIPROTO_FLAG_LED4)
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cmd[1] |= 0x80;
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2011-09-06 05:50:26 -06:00
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wiiproto_keep_rumble(wdata, &cmd[1]);
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2011-07-05 05:45:17 -06:00
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wiimote_queue(wdata, cmd, sizeof(cmd));
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}
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2011-08-17 03:43:23 -06:00
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/*
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* Check what peripherals of the wiimote are currently
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* active and select a proper DRM that supports all of
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|
* the requested data inputs.
|
|
|
|
*/
|
|
|
|
static __u8 select_drm(struct wiimote_data *wdata)
|
|
|
|
{
|
2011-09-06 05:50:30 -06:00
|
|
|
__u8 ir = wdata->state.flags & WIIPROTO_FLAGS_IR;
|
|
|
|
|
|
|
|
if (ir == WIIPROTO_FLAG_IR_BASIC) {
|
|
|
|
if (wdata->state.flags & WIIPROTO_FLAG_ACCEL)
|
|
|
|
return WIIPROTO_REQ_DRM_KAIE;
|
|
|
|
else
|
|
|
|
return WIIPROTO_REQ_DRM_KIE;
|
|
|
|
} else if (ir == WIIPROTO_FLAG_IR_EXT) {
|
|
|
|
return WIIPROTO_REQ_DRM_KAI;
|
|
|
|
} else if (ir == WIIPROTO_FLAG_IR_FULL) {
|
|
|
|
return WIIPROTO_REQ_DRM_SKAI1;
|
|
|
|
} else {
|
|
|
|
if (wdata->state.flags & WIIPROTO_FLAG_ACCEL)
|
|
|
|
return WIIPROTO_REQ_DRM_KA;
|
|
|
|
else
|
|
|
|
return WIIPROTO_REQ_DRM_K;
|
|
|
|
}
|
2011-08-17 03:43:23 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm)
|
|
|
|
{
|
|
|
|
__u8 cmd[3];
|
|
|
|
|
|
|
|
if (drm == WIIPROTO_REQ_NULL)
|
|
|
|
drm = select_drm(wdata);
|
|
|
|
|
|
|
|
cmd[0] = WIIPROTO_REQ_DRM;
|
|
|
|
cmd[1] = 0;
|
|
|
|
cmd[2] = drm;
|
|
|
|
|
2011-09-06 05:50:26 -06:00
|
|
|
wiiproto_keep_rumble(wdata, &cmd[1]);
|
2011-08-17 03:43:23 -06:00
|
|
|
wiimote_queue(wdata, cmd, sizeof(cmd));
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
static void wiiproto_req_accel(struct wiimote_data *wdata, __u8 accel)
|
|
|
|
{
|
|
|
|
accel = !!accel;
|
|
|
|
if (accel == !!(wdata->state.flags & WIIPROTO_FLAG_ACCEL))
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (accel)
|
|
|
|
wdata->state.flags |= WIIPROTO_FLAG_ACCEL;
|
|
|
|
else
|
|
|
|
wdata->state.flags &= ~WIIPROTO_FLAG_ACCEL;
|
|
|
|
|
|
|
|
wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:36 -06:00
|
|
|
static void wiiproto_req_ir1(struct wiimote_data *wdata, __u8 flags)
|
|
|
|
{
|
|
|
|
__u8 cmd[2];
|
|
|
|
|
|
|
|
cmd[0] = WIIPROTO_REQ_IR1;
|
|
|
|
cmd[1] = flags;
|
|
|
|
|
|
|
|
wiiproto_keep_rumble(wdata, &cmd[1]);
|
|
|
|
wiimote_queue(wdata, cmd, sizeof(cmd));
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiiproto_req_ir2(struct wiimote_data *wdata, __u8 flags)
|
|
|
|
{
|
|
|
|
__u8 cmd[2];
|
|
|
|
|
|
|
|
cmd[0] = WIIPROTO_REQ_IR2;
|
|
|
|
cmd[1] = flags;
|
|
|
|
|
|
|
|
wiiproto_keep_rumble(wdata, &cmd[1]);
|
|
|
|
wiimote_queue(wdata, cmd, sizeof(cmd));
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:33 -06:00
|
|
|
#define wiiproto_req_wreg(wdata, os, buf, sz) \
|
|
|
|
wiiproto_req_wmem((wdata), false, (os), (buf), (sz))
|
|
|
|
|
|
|
|
#define wiiproto_req_weeprom(wdata, os, buf, sz) \
|
|
|
|
wiiproto_req_wmem((wdata), true, (os), (buf), (sz))
|
|
|
|
|
|
|
|
static void wiiproto_req_wmem(struct wiimote_data *wdata, bool eeprom,
|
|
|
|
__u32 offset, const __u8 *buf, __u8 size)
|
|
|
|
{
|
|
|
|
__u8 cmd[22];
|
|
|
|
|
|
|
|
if (size > 16 || size == 0) {
|
|
|
|
hid_warn(wdata->hdev, "Invalid length %d wmem request\n", size);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
memset(cmd, 0, sizeof(cmd));
|
|
|
|
cmd[0] = WIIPROTO_REQ_WMEM;
|
|
|
|
cmd[2] = (offset >> 16) & 0xff;
|
|
|
|
cmd[3] = (offset >> 8) & 0xff;
|
|
|
|
cmd[4] = offset & 0xff;
|
|
|
|
cmd[5] = size;
|
|
|
|
memcpy(&cmd[6], buf, size);
|
|
|
|
|
|
|
|
if (!eeprom)
|
|
|
|
cmd[1] |= 0x04;
|
|
|
|
|
|
|
|
wiiproto_keep_rumble(wdata, &cmd[1]);
|
|
|
|
wiimote_queue(wdata, cmd, sizeof(cmd));
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:35 -06:00
|
|
|
/* requries the cmd-mutex to be held */
|
|
|
|
static int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset,
|
|
|
|
const __u8 *wmem, __u8 size)
|
|
|
|
{
|
|
|
|
unsigned long flags;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiimote_cmd_set(wdata, WIIPROTO_REQ_WMEM, 0);
|
|
|
|
wiiproto_req_wreg(wdata, offset, wmem, size);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
ret = wiimote_cmd_wait(wdata);
|
|
|
|
if (!ret && wdata->state.cmd_err)
|
|
|
|
ret = -EIO;
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:36 -06:00
|
|
|
static int wiimote_init_ir(struct wiimote_data *wdata, __u16 mode)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
unsigned long flags;
|
|
|
|
__u8 format = 0;
|
|
|
|
static const __u8 data_enable[] = { 0x01 };
|
|
|
|
static const __u8 data_sens1[] = { 0x02, 0x00, 0x00, 0x71, 0x01,
|
|
|
|
0x00, 0xaa, 0x00, 0x64 };
|
|
|
|
static const __u8 data_sens2[] = { 0x63, 0x03 };
|
|
|
|
static const __u8 data_fin[] = { 0x08 };
|
|
|
|
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
if (mode == (wdata->state.flags & WIIPROTO_FLAGS_IR)) {
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (mode == 0) {
|
|
|
|
wdata->state.flags &= ~WIIPROTO_FLAGS_IR;
|
|
|
|
wiiproto_req_ir1(wdata, 0);
|
|
|
|
wiiproto_req_ir2(wdata, 0);
|
|
|
|
wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
ret = wiimote_cmd_acquire(wdata);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
/* send PIXEL CLOCK ENABLE cmd first */
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiimote_cmd_set(wdata, WIIPROTO_REQ_IR1, 0);
|
|
|
|
wiiproto_req_ir1(wdata, 0x06);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
ret = wiimote_cmd_wait(wdata);
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
if (wdata->state.cmd_err) {
|
|
|
|
ret = -EIO;
|
|
|
|
goto unlock;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* enable IR LOGIC */
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiimote_cmd_set(wdata, WIIPROTO_REQ_IR2, 0);
|
|
|
|
wiiproto_req_ir2(wdata, 0x06);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
ret = wiimote_cmd_wait(wdata);
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
if (wdata->state.cmd_err) {
|
|
|
|
ret = -EIO;
|
|
|
|
goto unlock;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* enable IR cam but do not make it send data, yet */
|
|
|
|
ret = wiimote_cmd_write(wdata, 0xb00030, data_enable,
|
|
|
|
sizeof(data_enable));
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
|
|
|
|
/* write first sensitivity block */
|
|
|
|
ret = wiimote_cmd_write(wdata, 0xb00000, data_sens1,
|
|
|
|
sizeof(data_sens1));
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
|
|
|
|
/* write second sensitivity block */
|
|
|
|
ret = wiimote_cmd_write(wdata, 0xb0001a, data_sens2,
|
|
|
|
sizeof(data_sens2));
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
|
|
|
|
/* put IR cam into desired state */
|
|
|
|
switch (mode) {
|
|
|
|
case WIIPROTO_FLAG_IR_FULL:
|
|
|
|
format = 5;
|
|
|
|
break;
|
|
|
|
case WIIPROTO_FLAG_IR_EXT:
|
|
|
|
format = 3;
|
|
|
|
break;
|
|
|
|
case WIIPROTO_FLAG_IR_BASIC:
|
|
|
|
format = 1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
ret = wiimote_cmd_write(wdata, 0xb00033, &format, sizeof(format));
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
|
|
|
|
/* make IR cam send data */
|
|
|
|
ret = wiimote_cmd_write(wdata, 0xb00030, data_fin, sizeof(data_fin));
|
|
|
|
if (ret)
|
|
|
|
goto unlock;
|
|
|
|
|
|
|
|
/* request new DRM mode compatible to IR mode */
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wdata->state.flags &= ~WIIPROTO_FLAGS_IR;
|
|
|
|
wdata->state.flags |= mode & WIIPROTO_FLAGS_IR;
|
|
|
|
wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
unlock:
|
|
|
|
wiimote_cmd_release(wdata);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2011-08-17 03:43:22 -06:00
|
|
|
static enum led_brightness wiimote_leds_get(struct led_classdev *led_dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata;
|
|
|
|
struct device *dev = led_dev->dev->parent;
|
|
|
|
int i;
|
|
|
|
unsigned long flags;
|
|
|
|
bool value = false;
|
|
|
|
|
|
|
|
wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
|
|
|
|
|
|
|
|
for (i = 0; i < 4; ++i) {
|
|
|
|
if (wdata->leds[i] == led_dev) {
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
value = wdata->state.flags & WIIPROTO_FLAG_LED(i + 1);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return value ? LED_FULL : LED_OFF;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_leds_set(struct led_classdev *led_dev,
|
|
|
|
enum led_brightness value)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata;
|
|
|
|
struct device *dev = led_dev->dev->parent;
|
|
|
|
int i;
|
|
|
|
unsigned long flags;
|
|
|
|
__u8 state, flag;
|
|
|
|
|
|
|
|
wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
|
|
|
|
|
|
|
|
for (i = 0; i < 4; ++i) {
|
|
|
|
if (wdata->leds[i] == led_dev) {
|
|
|
|
flag = WIIPROTO_FLAG_LED(i + 1);
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
state = wdata->state.flags;
|
|
|
|
if (value == LED_OFF)
|
|
|
|
wiiproto_req_leds(wdata, state & ~flag);
|
|
|
|
else
|
|
|
|
wiiproto_req_leds(wdata, state | flag);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2011-07-05 05:45:19 -06:00
|
|
|
|
2011-09-06 05:50:27 -06:00
|
|
|
static int wiimote_ff_play(struct input_dev *dev, void *data,
|
|
|
|
struct ff_effect *eff)
|
2011-07-05 05:45:11 -06:00
|
|
|
{
|
2011-09-06 05:50:27 -06:00
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
__u8 value;
|
|
|
|
unsigned long flags;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The wiimote supports only a single rumble motor so if any magnitude
|
|
|
|
* is set to non-zero then we start the rumble motor. If both are set to
|
|
|
|
* zero, we stop the rumble motor.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (eff->u.rumble.strong_magnitude || eff->u.rumble.weak_magnitude)
|
|
|
|
value = 1;
|
|
|
|
else
|
|
|
|
value = 0;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiiproto_req_rumble(wdata, value);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
2011-07-05 05:45:11 -06:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-08-17 03:43:21 -06:00
|
|
|
static int wiimote_input_open(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
|
|
|
|
return hid_hw_open(wdata->hdev);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_input_close(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
|
|
|
|
hid_hw_close(wdata->hdev);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
static int wiimote_accel_open(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
int ret;
|
|
|
|
unsigned long flags;
|
|
|
|
|
|
|
|
ret = hid_hw_open(wdata->hdev);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiiproto_req_accel(wdata, true);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_accel_close(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
unsigned long flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
wiiproto_req_accel(wdata, false);
|
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
|
|
|
hid_hw_close(wdata->hdev);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:37 -06:00
|
|
|
static int wiimote_ir_open(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = hid_hw_open(wdata->hdev);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ret = wiimote_init_ir(wdata, WIIPROTO_FLAG_IR_BASIC);
|
|
|
|
if (ret) {
|
|
|
|
hid_hw_close(wdata->hdev);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_ir_close(struct input_dev *dev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata = input_get_drvdata(dev);
|
|
|
|
|
|
|
|
wiimote_init_ir(wdata, 0);
|
|
|
|
hid_hw_close(wdata->hdev);
|
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:16 -06:00
|
|
|
static void handler_keys(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_LEFT],
|
|
|
|
!!(payload[0] & 0x01));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_RIGHT],
|
|
|
|
!!(payload[0] & 0x02));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_DOWN],
|
|
|
|
!!(payload[0] & 0x04));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_UP],
|
|
|
|
!!(payload[0] & 0x08));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_PLUS],
|
|
|
|
!!(payload[0] & 0x10));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_TWO],
|
|
|
|
!!(payload[1] & 0x01));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_ONE],
|
|
|
|
!!(payload[1] & 0x02));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_B],
|
|
|
|
!!(payload[1] & 0x04));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_A],
|
|
|
|
!!(payload[1] & 0x08));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_MINUS],
|
|
|
|
!!(payload[1] & 0x10));
|
|
|
|
input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_HOME],
|
|
|
|
!!(payload[1] & 0x80));
|
|
|
|
input_sync(wdata->input);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:29 -06:00
|
|
|
static void handler_accel(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
__u16 x, y, z;
|
|
|
|
|
|
|
|
if (!(wdata->state.flags & WIIPROTO_FLAG_ACCEL))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* payload is: BB BB XX YY ZZ
|
|
|
|
* Accelerometer data is encoded into 3 10bit values. XX, YY and ZZ
|
|
|
|
* contain the upper 8 bits of each value. The lower 2 bits are
|
|
|
|
* contained in the buttons data BB BB.
|
|
|
|
* Bits 6 and 7 of the first buttons byte BB is the lower 2 bits of the
|
|
|
|
* X accel value. Bit 5 of the second buttons byte is the 2nd bit of Y
|
|
|
|
* accel value and bit 6 is the second bit of the Z value.
|
|
|
|
* The first bit of Y and Z values is not available and always set to 0.
|
|
|
|
* 0x200 is returned on no movement.
|
|
|
|
*/
|
|
|
|
|
|
|
|
x = payload[2] << 2;
|
|
|
|
y = payload[3] << 2;
|
|
|
|
z = payload[4] << 2;
|
|
|
|
|
|
|
|
x |= (payload[0] >> 5) & 0x3;
|
|
|
|
y |= (payload[1] >> 4) & 0x2;
|
|
|
|
z |= (payload[1] >> 5) & 0x2;
|
|
|
|
|
|
|
|
input_report_abs(wdata->accel, ABS_RX, x - 0x200);
|
|
|
|
input_report_abs(wdata->accel, ABS_RY, y - 0x200);
|
|
|
|
input_report_abs(wdata->accel, ABS_RZ, z - 0x200);
|
|
|
|
input_sync(wdata->accel);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:31 -06:00
|
|
|
#define ir_to_input0(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \
|
|
|
|
ABS_HAT0X, ABS_HAT0Y)
|
|
|
|
#define ir_to_input1(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \
|
|
|
|
ABS_HAT1X, ABS_HAT1Y)
|
|
|
|
#define ir_to_input2(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \
|
|
|
|
ABS_HAT2X, ABS_HAT2Y)
|
|
|
|
#define ir_to_input3(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \
|
|
|
|
ABS_HAT3X, ABS_HAT3Y)
|
|
|
|
|
|
|
|
static void __ir_to_input(struct wiimote_data *wdata, const __u8 *ir,
|
|
|
|
bool packed, __u8 xid, __u8 yid)
|
|
|
|
{
|
|
|
|
__u16 x, y;
|
|
|
|
|
|
|
|
if (!(wdata->state.flags & WIIPROTO_FLAGS_IR))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Basic IR data is encoded into 3 bytes. The first two bytes are the
|
|
|
|
* upper 8 bit of the X/Y data, the 3rd byte contains the lower 2 bits
|
|
|
|
* of both.
|
|
|
|
* If data is packed, then the 3rd byte is put first and slightly
|
|
|
|
* reordered. This allows to interleave packed and non-packed data to
|
|
|
|
* have two IR sets in 5 bytes instead of 6.
|
|
|
|
* The resulting 10bit X/Y values are passed to the ABS_HATXY input dev.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (packed) {
|
|
|
|
x = ir[1] << 2;
|
|
|
|
y = ir[2] << 2;
|
|
|
|
|
|
|
|
x |= ir[0] & 0x3;
|
|
|
|
y |= (ir[0] >> 2) & 0x3;
|
|
|
|
} else {
|
|
|
|
x = ir[0] << 2;
|
|
|
|
y = ir[1] << 2;
|
|
|
|
|
|
|
|
x |= (ir[2] >> 4) & 0x3;
|
|
|
|
y |= (ir[2] >> 6) & 0x3;
|
|
|
|
}
|
|
|
|
|
|
|
|
input_report_abs(wdata->ir, xid, x);
|
|
|
|
input_report_abs(wdata->ir, yid, y);
|
|
|
|
}
|
2011-09-06 05:50:29 -06:00
|
|
|
|
2011-08-17 03:43:24 -06:00
|
|
|
static void handler_status(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
|
|
|
|
/* on status reports the drm is reset so we need to resend the drm */
|
|
|
|
wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:33 -06:00
|
|
|
static void handler_data(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
}
|
|
|
|
|
2011-08-17 03:43:24 -06:00
|
|
|
static void handler_return(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
__u8 err = payload[3];
|
|
|
|
__u8 cmd = payload[2];
|
|
|
|
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
|
2011-09-06 05:50:35 -06:00
|
|
|
if (wiimote_cmd_pending(wdata, cmd, 0)) {
|
|
|
|
wdata->state.cmd_err = err;
|
|
|
|
wiimote_cmd_complete(wdata);
|
|
|
|
} else if (err) {
|
2011-08-17 03:43:24 -06:00
|
|
|
hid_warn(wdata->hdev, "Remote error %hhu on req %hhu\n", err,
|
|
|
|
cmd);
|
2011-09-06 05:50:35 -06:00
|
|
|
}
|
2011-08-17 03:43:24 -06:00
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:29 -06:00
|
|
|
static void handler_drm_KA(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
handler_accel(wdata, payload);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:32 -06:00
|
|
|
static void handler_drm_KE(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:29 -06:00
|
|
|
static void handler_drm_KAI(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
handler_accel(wdata, payload);
|
2011-09-06 05:50:31 -06:00
|
|
|
ir_to_input0(wdata, &payload[5], false);
|
|
|
|
ir_to_input1(wdata, &payload[8], false);
|
|
|
|
ir_to_input2(wdata, &payload[11], false);
|
|
|
|
ir_to_input3(wdata, &payload[14], false);
|
|
|
|
input_sync(wdata->ir);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:32 -06:00
|
|
|
static void handler_drm_KEE(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:31 -06:00
|
|
|
static void handler_drm_KIE(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
ir_to_input0(wdata, &payload[2], false);
|
|
|
|
ir_to_input1(wdata, &payload[4], true);
|
|
|
|
ir_to_input2(wdata, &payload[7], false);
|
|
|
|
ir_to_input3(wdata, &payload[9], true);
|
|
|
|
input_sync(wdata->ir);
|
2011-09-06 05:50:29 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void handler_drm_KAE(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
handler_accel(wdata, payload);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void handler_drm_KAIE(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
handler_accel(wdata, payload);
|
2011-09-06 05:50:31 -06:00
|
|
|
ir_to_input0(wdata, &payload[5], false);
|
|
|
|
ir_to_input1(wdata, &payload[7], true);
|
|
|
|
ir_to_input2(wdata, &payload[10], false);
|
|
|
|
ir_to_input3(wdata, &payload[12], true);
|
|
|
|
input_sync(wdata->ir);
|
2011-09-06 05:50:29 -06:00
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:32 -06:00
|
|
|
static void handler_drm_E(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:29 -06:00
|
|
|
static void handler_drm_SKAI1(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
|
|
|
|
wdata->state.accel_split[0] = payload[2];
|
|
|
|
wdata->state.accel_split[1] = (payload[0] >> 1) & (0x10 | 0x20);
|
|
|
|
wdata->state.accel_split[1] |= (payload[1] << 1) & (0x40 | 0x80);
|
2011-09-06 05:50:31 -06:00
|
|
|
|
|
|
|
ir_to_input0(wdata, &payload[3], false);
|
|
|
|
ir_to_input1(wdata, &payload[12], false);
|
|
|
|
input_sync(wdata->ir);
|
2011-09-06 05:50:29 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void handler_drm_SKAI2(struct wiimote_data *wdata, const __u8 *payload)
|
|
|
|
{
|
|
|
|
__u8 buf[5];
|
|
|
|
|
|
|
|
handler_keys(wdata, payload);
|
|
|
|
|
|
|
|
wdata->state.accel_split[1] |= (payload[0] >> 5) & (0x01 | 0x02);
|
|
|
|
wdata->state.accel_split[1] |= (payload[1] >> 3) & (0x04 | 0x08);
|
|
|
|
|
|
|
|
buf[0] = 0;
|
|
|
|
buf[1] = 0;
|
|
|
|
buf[2] = wdata->state.accel_split[0];
|
|
|
|
buf[3] = payload[2];
|
|
|
|
buf[4] = wdata->state.accel_split[1];
|
|
|
|
handler_accel(wdata, buf);
|
2011-09-06 05:50:31 -06:00
|
|
|
|
|
|
|
ir_to_input2(wdata, &payload[3], false);
|
|
|
|
ir_to_input3(wdata, &payload[12], false);
|
|
|
|
input_sync(wdata->ir);
|
2011-09-06 05:50:29 -06:00
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:15 -06:00
|
|
|
struct wiiproto_handler {
|
|
|
|
__u8 id;
|
|
|
|
size_t size;
|
|
|
|
void (*func)(struct wiimote_data *wdata, const __u8 *payload);
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct wiiproto_handler handlers[] = {
|
2011-08-17 03:43:24 -06:00
|
|
|
{ .id = WIIPROTO_REQ_STATUS, .size = 6, .func = handler_status },
|
2011-09-06 05:50:33 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DATA, .size = 21, .func = handler_data },
|
2011-08-17 03:43:24 -06:00
|
|
|
{ .id = WIIPROTO_REQ_RETURN, .size = 4, .func = handler_return },
|
2011-07-05 05:45:16 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_K, .size = 2, .func = handler_keys },
|
2011-09-06 05:50:29 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KA, .size = 5, .func = handler_drm_KA },
|
2011-09-06 05:50:32 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KE, .size = 10, .func = handler_drm_KE },
|
2011-09-06 05:50:29 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KAI, .size = 17, .func = handler_drm_KAI },
|
2011-09-06 05:50:32 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KEE, .size = 21, .func = handler_drm_KEE },
|
2011-09-06 05:50:29 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KAE, .size = 21, .func = handler_drm_KAE },
|
2011-09-06 05:50:31 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KIE, .size = 21, .func = handler_drm_KIE },
|
2011-09-06 05:50:29 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_KAIE, .size = 21, .func = handler_drm_KAIE },
|
2011-09-06 05:50:32 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_E, .size = 21, .func = handler_drm_E },
|
2011-09-06 05:50:29 -06:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_SKAI1, .size = 21, .func = handler_drm_SKAI1 },
|
|
|
|
{ .id = WIIPROTO_REQ_DRM_SKAI2, .size = 21, .func = handler_drm_SKAI2 },
|
2011-07-05 05:45:15 -06:00
|
|
|
{ .id = 0 }
|
|
|
|
};
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report,
|
|
|
|
u8 *raw_data, int size)
|
|
|
|
{
|
2011-07-05 05:45:12 -06:00
|
|
|
struct wiimote_data *wdata = hid_get_drvdata(hdev);
|
2011-07-05 05:45:15 -06:00
|
|
|
struct wiiproto_handler *h;
|
|
|
|
int i;
|
2011-07-05 05:45:18 -06:00
|
|
|
unsigned long flags;
|
2011-09-06 05:50:32 -06:00
|
|
|
bool handled = false;
|
2011-07-05 05:45:12 -06:00
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
if (size < 1)
|
|
|
|
return -EINVAL;
|
|
|
|
|
2011-07-05 05:45:18 -06:00
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
|
2011-07-05 05:45:15 -06:00
|
|
|
for (i = 0; handlers[i].id; ++i) {
|
|
|
|
h = &handlers[i];
|
2011-09-06 05:50:32 -06:00
|
|
|
if (h->id == raw_data[0] && h->size < size) {
|
2011-07-05 05:45:15 -06:00
|
|
|
h->func(wdata, &raw_data[1]);
|
2011-09-06 05:50:32 -06:00
|
|
|
handled = true;
|
|
|
|
}
|
2011-07-05 05:45:15 -06:00
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:32 -06:00
|
|
|
if (!handled)
|
|
|
|
hid_warn(hdev, "Unhandled report %hhu size %d\n", raw_data[0],
|
|
|
|
size);
|
|
|
|
|
2011-07-05 05:45:18 -06:00
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-08-17 03:43:22 -06:00
|
|
|
static void wiimote_leds_destroy(struct wiimote_data *wdata)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
struct led_classdev *led;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; ++i) {
|
|
|
|
if (wdata->leds[i]) {
|
|
|
|
led = wdata->leds[i];
|
|
|
|
wdata->leds[i] = NULL;
|
|
|
|
led_classdev_unregister(led);
|
|
|
|
kfree(led);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int wiimote_leds_create(struct wiimote_data *wdata)
|
|
|
|
{
|
|
|
|
int i, ret;
|
|
|
|
struct device *dev = &wdata->hdev->dev;
|
|
|
|
size_t namesz = strlen(dev_name(dev)) + 9;
|
|
|
|
struct led_classdev *led;
|
|
|
|
char *name;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; ++i) {
|
|
|
|
led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL);
|
|
|
|
if (!led) {
|
|
|
|
ret = -ENOMEM;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
name = (void*)&led[1];
|
|
|
|
snprintf(name, namesz, "%s:blue:p%d", dev_name(dev), i);
|
|
|
|
led->name = name;
|
|
|
|
led->brightness = 0;
|
|
|
|
led->max_brightness = 1;
|
|
|
|
led->brightness_get = wiimote_leds_get;
|
|
|
|
led->brightness_set = wiimote_leds_set;
|
|
|
|
|
|
|
|
ret = led_classdev_register(dev, led);
|
|
|
|
if (ret) {
|
|
|
|
kfree(led);
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
wdata->leds[i] = led;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
err:
|
|
|
|
wiimote_leds_destroy(wdata);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:10 -06:00
|
|
|
static struct wiimote_data *wiimote_create(struct hid_device *hdev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata;
|
2011-07-05 05:45:16 -06:00
|
|
|
int i;
|
2011-07-05 05:45:10 -06:00
|
|
|
|
|
|
|
wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
|
|
|
|
if (!wdata)
|
|
|
|
return NULL;
|
|
|
|
|
2011-07-05 05:45:11 -06:00
|
|
|
wdata->input = input_allocate_device();
|
2011-09-06 05:50:28 -06:00
|
|
|
if (!wdata->input)
|
|
|
|
goto err;
|
2011-07-05 05:45:11 -06:00
|
|
|
|
2011-07-05 05:45:10 -06:00
|
|
|
wdata->hdev = hdev;
|
|
|
|
hid_set_drvdata(hdev, wdata);
|
|
|
|
|
2011-07-05 05:45:11 -06:00
|
|
|
input_set_drvdata(wdata->input, wdata);
|
2011-08-17 03:43:21 -06:00
|
|
|
wdata->input->open = wiimote_input_open;
|
|
|
|
wdata->input->close = wiimote_input_close;
|
2011-07-05 05:45:11 -06:00
|
|
|
wdata->input->dev.parent = &wdata->hdev->dev;
|
|
|
|
wdata->input->id.bustype = wdata->hdev->bus;
|
|
|
|
wdata->input->id.vendor = wdata->hdev->vendor;
|
|
|
|
wdata->input->id.product = wdata->hdev->product;
|
|
|
|
wdata->input->id.version = wdata->hdev->version;
|
|
|
|
wdata->input->name = WIIMOTE_NAME;
|
|
|
|
|
2011-07-05 05:45:16 -06:00
|
|
|
set_bit(EV_KEY, wdata->input->evbit);
|
|
|
|
for (i = 0; i < WIIPROTO_KEY_COUNT; ++i)
|
|
|
|
set_bit(wiiproto_keymap[i], wdata->input->keybit);
|
|
|
|
|
2011-09-06 05:50:27 -06:00
|
|
|
set_bit(FF_RUMBLE, wdata->input->ffbit);
|
2011-09-06 05:50:28 -06:00
|
|
|
if (input_ff_create_memless(wdata->input, NULL, wiimote_ff_play))
|
|
|
|
goto err_input;
|
|
|
|
|
|
|
|
wdata->accel = input_allocate_device();
|
|
|
|
if (!wdata->accel)
|
|
|
|
goto err_input;
|
|
|
|
|
|
|
|
input_set_drvdata(wdata->accel, wdata);
|
|
|
|
wdata->accel->open = wiimote_accel_open;
|
|
|
|
wdata->accel->close = wiimote_accel_close;
|
|
|
|
wdata->accel->dev.parent = &wdata->hdev->dev;
|
|
|
|
wdata->accel->id.bustype = wdata->hdev->bus;
|
|
|
|
wdata->accel->id.vendor = wdata->hdev->vendor;
|
|
|
|
wdata->accel->id.product = wdata->hdev->product;
|
|
|
|
wdata->accel->id.version = wdata->hdev->version;
|
|
|
|
wdata->accel->name = WIIMOTE_NAME " Accelerometer";
|
|
|
|
|
|
|
|
set_bit(EV_ABS, wdata->accel->evbit);
|
|
|
|
set_bit(ABS_RX, wdata->accel->absbit);
|
|
|
|
set_bit(ABS_RY, wdata->accel->absbit);
|
|
|
|
set_bit(ABS_RZ, wdata->accel->absbit);
|
|
|
|
input_set_abs_params(wdata->accel, ABS_RX, -500, 500, 2, 4);
|
|
|
|
input_set_abs_params(wdata->accel, ABS_RY, -500, 500, 2, 4);
|
|
|
|
input_set_abs_params(wdata->accel, ABS_RZ, -500, 500, 2, 4);
|
2011-09-06 05:50:27 -06:00
|
|
|
|
2011-09-06 05:50:30 -06:00
|
|
|
wdata->ir = input_allocate_device();
|
|
|
|
if (!wdata->ir)
|
|
|
|
goto err_ir;
|
|
|
|
|
|
|
|
input_set_drvdata(wdata->ir, wdata);
|
2011-09-06 05:50:37 -06:00
|
|
|
wdata->ir->open = wiimote_ir_open;
|
|
|
|
wdata->ir->close = wiimote_ir_close;
|
2011-09-06 05:50:30 -06:00
|
|
|
wdata->ir->dev.parent = &wdata->hdev->dev;
|
|
|
|
wdata->ir->id.bustype = wdata->hdev->bus;
|
|
|
|
wdata->ir->id.vendor = wdata->hdev->vendor;
|
|
|
|
wdata->ir->id.product = wdata->hdev->product;
|
|
|
|
wdata->ir->id.version = wdata->hdev->version;
|
|
|
|
wdata->ir->name = WIIMOTE_NAME " IR";
|
|
|
|
|
|
|
|
set_bit(EV_ABS, wdata->ir->evbit);
|
|
|
|
set_bit(ABS_HAT0X, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT0Y, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT1X, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT1Y, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT2X, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT2Y, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT3X, wdata->ir->absbit);
|
|
|
|
set_bit(ABS_HAT3Y, wdata->ir->absbit);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT0X, 0, 1023, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT0Y, 0, 767, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT1X, 0, 1023, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT1Y, 0, 767, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT2X, 0, 1023, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT2Y, 0, 767, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT3X, 0, 1023, 2, 4);
|
|
|
|
input_set_abs_params(wdata->ir, ABS_HAT3Y, 0, 767, 2, 4);
|
|
|
|
|
2011-07-05 05:45:14 -06:00
|
|
|
spin_lock_init(&wdata->qlock);
|
|
|
|
INIT_WORK(&wdata->worker, wiimote_worker);
|
|
|
|
|
2011-07-05 05:45:18 -06:00
|
|
|
spin_lock_init(&wdata->state.lock);
|
2011-09-06 05:50:34 -06:00
|
|
|
init_completion(&wdata->state.ready);
|
|
|
|
mutex_init(&wdata->state.sync);
|
2011-07-05 05:45:18 -06:00
|
|
|
|
2011-07-05 05:45:10 -06:00
|
|
|
return wdata;
|
2011-09-06 05:50:28 -06:00
|
|
|
|
2011-09-06 05:50:30 -06:00
|
|
|
err_ir:
|
|
|
|
input_free_device(wdata->accel);
|
2011-09-06 05:50:28 -06:00
|
|
|
err_input:
|
|
|
|
input_free_device(wdata->input);
|
|
|
|
err:
|
|
|
|
kfree(wdata);
|
|
|
|
return NULL;
|
2011-07-05 05:45:10 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_destroy(struct wiimote_data *wdata)
|
|
|
|
{
|
2011-08-17 03:43:22 -06:00
|
|
|
wiimote_leds_destroy(wdata);
|
2011-08-17 03:43:20 -06:00
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
input_unregister_device(wdata->accel);
|
2011-09-06 05:50:30 -06:00
|
|
|
input_unregister_device(wdata->ir);
|
2011-08-17 03:43:20 -06:00
|
|
|
input_unregister_device(wdata->input);
|
|
|
|
cancel_work_sync(&wdata->worker);
|
|
|
|
hid_hw_stop(wdata->hdev);
|
|
|
|
|
2011-07-05 05:45:10 -06:00
|
|
|
kfree(wdata);
|
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
static int wiimote_hid_probe(struct hid_device *hdev,
|
|
|
|
const struct hid_device_id *id)
|
2011-07-05 05:45:08 -06:00
|
|
|
{
|
2011-07-05 05:45:10 -06:00
|
|
|
struct wiimote_data *wdata;
|
2011-07-05 05:45:09 -06:00
|
|
|
int ret;
|
|
|
|
|
2011-07-05 05:45:10 -06:00
|
|
|
wdata = wiimote_create(hdev);
|
|
|
|
if (!wdata) {
|
|
|
|
hid_err(hdev, "Can't alloc device\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
ret = hid_parse(hdev);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "HID parse failed\n");
|
2011-07-05 05:45:10 -06:00
|
|
|
goto err;
|
2011-07-05 05:45:09 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "HW start failed\n");
|
2011-07-05 05:45:10 -06:00
|
|
|
goto err;
|
2011-07-05 05:45:09 -06:00
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
ret = input_register_device(wdata->accel);
|
2011-07-05 05:45:11 -06:00
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "Cannot register input device\n");
|
|
|
|
goto err_stop;
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:30 -06:00
|
|
|
ret = input_register_device(wdata->ir);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "Cannot register input device\n");
|
|
|
|
goto err_ir;
|
|
|
|
}
|
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
ret = input_register_device(wdata->input);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "Cannot register input device\n");
|
|
|
|
goto err_input;
|
|
|
|
}
|
|
|
|
|
2011-08-17 03:43:22 -06:00
|
|
|
ret = wiimote_leds_create(wdata);
|
2011-08-17 03:43:20 -06:00
|
|
|
if (ret)
|
|
|
|
goto err_free;
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
hid_info(hdev, "New device registered\n");
|
2011-07-05 05:45:18 -06:00
|
|
|
|
|
|
|
/* by default set led1 after device initialization */
|
|
|
|
spin_lock_irq(&wdata->state.lock);
|
2011-07-05 05:45:17 -06:00
|
|
|
wiiproto_req_leds(wdata, WIIPROTO_FLAG_LED1);
|
2011-07-05 05:45:18 -06:00
|
|
|
spin_unlock_irq(&wdata->state.lock);
|
|
|
|
|
2011-07-05 05:45:08 -06:00
|
|
|
return 0;
|
2011-07-05 05:45:10 -06:00
|
|
|
|
2011-08-17 03:43:20 -06:00
|
|
|
err_free:
|
|
|
|
wiimote_destroy(wdata);
|
|
|
|
return ret;
|
|
|
|
|
2011-09-06 05:50:28 -06:00
|
|
|
err_input:
|
2011-09-06 05:50:30 -06:00
|
|
|
input_unregister_device(wdata->ir);
|
|
|
|
wdata->ir = NULL;
|
|
|
|
err_ir:
|
2011-09-06 05:50:28 -06:00
|
|
|
input_unregister_device(wdata->accel);
|
|
|
|
wdata->accel = NULL;
|
2011-07-05 05:45:11 -06:00
|
|
|
err_stop:
|
|
|
|
hid_hw_stop(hdev);
|
2011-07-05 05:45:10 -06:00
|
|
|
err:
|
2011-09-06 05:50:30 -06:00
|
|
|
input_free_device(wdata->ir);
|
2011-09-06 05:50:28 -06:00
|
|
|
input_free_device(wdata->accel);
|
2011-07-05 05:45:11 -06:00
|
|
|
input_free_device(wdata->input);
|
2011-08-17 03:43:20 -06:00
|
|
|
kfree(wdata);
|
2011-07-05 05:45:10 -06:00
|
|
|
return ret;
|
2011-07-05 05:45:08 -06:00
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
static void wiimote_hid_remove(struct hid_device *hdev)
|
|
|
|
{
|
2011-07-05 05:45:10 -06:00
|
|
|
struct wiimote_data *wdata = hid_get_drvdata(hdev);
|
|
|
|
|
2011-07-05 05:45:09 -06:00
|
|
|
hid_info(hdev, "Device removed\n");
|
2011-07-05 05:45:10 -06:00
|
|
|
wiimote_destroy(wdata);
|
2011-07-05 05:45:09 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static const struct hid_device_id wiimote_hid_devices[] = {
|
|
|
|
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO,
|
|
|
|
USB_DEVICE_ID_NINTENDO_WIIMOTE) },
|
|
|
|
{ }
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(hid, wiimote_hid_devices);
|
|
|
|
|
|
|
|
static struct hid_driver wiimote_hid_driver = {
|
|
|
|
.name = "wiimote",
|
|
|
|
.id_table = wiimote_hid_devices,
|
|
|
|
.probe = wiimote_hid_probe,
|
|
|
|
.remove = wiimote_hid_remove,
|
|
|
|
.raw_event = wiimote_hid_event,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int __init wiimote_init(void)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = hid_register_driver(&wiimote_hid_driver);
|
|
|
|
if (ret)
|
|
|
|
pr_err("Can't register wiimote hid driver\n");
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2011-07-05 05:45:08 -06:00
|
|
|
static void __exit wiimote_exit(void)
|
|
|
|
{
|
2011-07-05 05:45:09 -06:00
|
|
|
hid_unregister_driver(&wiimote_hid_driver);
|
2011-07-05 05:45:08 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
module_init(wiimote_init);
|
|
|
|
module_exit(wiimote_exit);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
MODULE_AUTHOR("David Herrmann <dh.herrmann@gmail.com>");
|
|
|
|
MODULE_DESCRIPTION(WIIMOTE_NAME " Device Driver");
|
|
|
|
MODULE_VERSION(WIIMOTE_VERSION);
|