2011-07-05 18:45:08 +07:00
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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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2011-07-05 18:45:11 +07:00
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#include <linux/device.h>
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2011-07-05 18:45:09 +07:00
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#include <linux/hid.h>
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2011-07-05 18:45:11 +07:00
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#include <linux/input.h>
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2011-08-17 16:43:22 +07:00
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#include <linux/leds.h>
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2011-07-05 18:45:08 +07:00
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#include <linux/module.h>
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2011-07-05 18:45:14 +07:00
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#include <linux/spinlock.h>
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2011-07-05 18:45:09 +07:00
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#include "hid-ids.h"
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2011-07-05 18:45:08 +07:00
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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 18:45:14 +07:00
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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 18:45:08 +07:00
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2011-07-05 18:45:18 +07:00
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struct wiimote_state {
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spinlock_t lock;
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__u8 flags;
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};
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2011-07-05 18:45:10 +07:00
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struct wiimote_data {
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struct hid_device *hdev;
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2011-07-05 18:45:11 +07:00
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struct input_dev *input;
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2011-08-17 16:43:22 +07:00
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struct led_classdev *leds[4];
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2011-07-05 18:45:14 +07:00
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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 18:45:18 +07:00
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struct wiimote_state state;
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2011-07-05 18:45:10 +07:00
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};
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2011-07-05 18:45:17 +07:00
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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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2011-07-05 18:45:18 +07:00
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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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2011-07-05 18:45:17 +07:00
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2011-08-17 16:43:22 +07:00
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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 18:45:16 +07:00
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enum wiiproto_reqs {
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2011-08-17 16:43:23 +07:00
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WIIPROTO_REQ_NULL = 0x0,
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2011-07-05 18:45:17 +07:00
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WIIPROTO_REQ_LED = 0x11,
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2011-08-17 16:43:23 +07:00
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WIIPROTO_REQ_DRM = 0x12,
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2011-08-17 16:43:24 +07:00
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WIIPROTO_REQ_STATUS = 0x20,
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WIIPROTO_REQ_RETURN = 0x22,
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2011-07-05 18:45:16 +07:00
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WIIPROTO_REQ_DRM_K = 0x30,
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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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2011-07-05 18:45:13 +07:00
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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 18:45:14 +07:00
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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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2011-07-05 18:45:17 +07:00
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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 18:45:18 +07:00
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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 18:45:17 +07:00
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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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wiimote_queue(wdata, cmd, sizeof(cmd));
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}
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2011-08-17 16:43:23 +07:00
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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.
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*/
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static __u8 select_drm(struct wiimote_data *wdata)
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{
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return WIIPROTO_REQ_DRM_K;
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}
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static void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm)
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{
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__u8 cmd[3];
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if (drm == WIIPROTO_REQ_NULL)
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drm = select_drm(wdata);
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cmd[0] = WIIPROTO_REQ_DRM;
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cmd[1] = 0;
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cmd[2] = drm;
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wiimote_queue(wdata, cmd, sizeof(cmd));
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}
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2011-08-17 16:43:22 +07:00
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static enum led_brightness wiimote_leds_get(struct led_classdev *led_dev)
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{
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struct wiimote_data *wdata;
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struct device *dev = led_dev->dev->parent;
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int i;
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unsigned long flags;
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bool value = false;
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wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
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for (i = 0; i < 4; ++i) {
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if (wdata->leds[i] == led_dev) {
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spin_lock_irqsave(&wdata->state.lock, flags);
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value = wdata->state.flags & WIIPROTO_FLAG_LED(i + 1);
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spin_unlock_irqrestore(&wdata->state.lock, flags);
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break;
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}
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}
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return value ? LED_FULL : LED_OFF;
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}
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static void wiimote_leds_set(struct led_classdev *led_dev,
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enum led_brightness value)
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{
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struct wiimote_data *wdata;
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struct device *dev = led_dev->dev->parent;
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int i;
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unsigned long flags;
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__u8 state, flag;
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wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
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for (i = 0; i < 4; ++i) {
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if (wdata->leds[i] == led_dev) {
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flag = WIIPROTO_FLAG_LED(i + 1);
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spin_lock_irqsave(&wdata->state.lock, flags);
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state = wdata->state.flags;
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if (value == LED_OFF)
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wiiproto_req_leds(wdata, state & ~flag);
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else
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wiiproto_req_leds(wdata, state | flag);
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spin_unlock_irqrestore(&wdata->state.lock, flags);
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break;
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}
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}
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}
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2011-07-05 18:45:19 +07:00
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2011-07-05 18:45:11 +07:00
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static int wiimote_input_event(struct input_dev *dev, unsigned int type,
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unsigned int code, int value)
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{
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return 0;
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}
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2011-08-17 16:43:21 +07:00
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static int wiimote_input_open(struct input_dev *dev)
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{
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struct wiimote_data *wdata = input_get_drvdata(dev);
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return hid_hw_open(wdata->hdev);
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}
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static void wiimote_input_close(struct input_dev *dev)
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{
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struct wiimote_data *wdata = input_get_drvdata(dev);
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hid_hw_close(wdata->hdev);
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}
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2011-07-05 18:45:16 +07:00
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static void handler_keys(struct wiimote_data *wdata, const __u8 *payload)
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{
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_LEFT],
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!!(payload[0] & 0x01));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_RIGHT],
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!!(payload[0] & 0x02));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_DOWN],
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!!(payload[0] & 0x04));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_UP],
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!!(payload[0] & 0x08));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_PLUS],
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!!(payload[0] & 0x10));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_TWO],
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!!(payload[1] & 0x01));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_ONE],
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!!(payload[1] & 0x02));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_B],
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!!(payload[1] & 0x04));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_A],
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!!(payload[1] & 0x08));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_MINUS],
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!!(payload[1] & 0x10));
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input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_HOME],
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!!(payload[1] & 0x80));
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input_sync(wdata->input);
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}
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2011-08-17 16:43:24 +07:00
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static void handler_status(struct wiimote_data *wdata, const __u8 *payload)
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{
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handler_keys(wdata, payload);
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/* on status reports the drm is reset so we need to resend the drm */
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wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
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}
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static void handler_return(struct wiimote_data *wdata, const __u8 *payload)
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{
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__u8 err = payload[3];
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__u8 cmd = payload[2];
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handler_keys(wdata, payload);
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if (err)
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hid_warn(wdata->hdev, "Remote error %hhu on req %hhu\n", err,
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cmd);
|
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:15 +07:00
|
|
|
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 16:43:24 +07:00
|
|
|
{ .id = WIIPROTO_REQ_STATUS, .size = 6, .func = handler_status },
|
|
|
|
{ .id = WIIPROTO_REQ_RETURN, .size = 4, .func = handler_return },
|
2011-07-05 18:45:16 +07:00
|
|
|
{ .id = WIIPROTO_REQ_DRM_K, .size = 2, .func = handler_keys },
|
2011-07-05 18:45:15 +07:00
|
|
|
{ .id = 0 }
|
|
|
|
};
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report,
|
|
|
|
u8 *raw_data, int size)
|
|
|
|
{
|
2011-07-05 18:45:12 +07:00
|
|
|
struct wiimote_data *wdata = hid_get_drvdata(hdev);
|
2011-07-05 18:45:15 +07:00
|
|
|
struct wiiproto_handler *h;
|
|
|
|
int i;
|
2011-07-05 18:45:18 +07:00
|
|
|
unsigned long flags;
|
2011-07-05 18:45:12 +07:00
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
if (size < 1)
|
|
|
|
return -EINVAL;
|
|
|
|
|
2011-07-05 18:45:18 +07:00
|
|
|
spin_lock_irqsave(&wdata->state.lock, flags);
|
|
|
|
|
2011-07-05 18:45:15 +07:00
|
|
|
for (i = 0; handlers[i].id; ++i) {
|
|
|
|
h = &handlers[i];
|
|
|
|
if (h->id == raw_data[0] && h->size < size)
|
|
|
|
h->func(wdata, &raw_data[1]);
|
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:18 +07:00
|
|
|
spin_unlock_irqrestore(&wdata->state.lock, flags);
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-08-17 16:43:22 +07:00
|
|
|
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 18:45:10 +07:00
|
|
|
static struct wiimote_data *wiimote_create(struct hid_device *hdev)
|
|
|
|
{
|
|
|
|
struct wiimote_data *wdata;
|
2011-07-05 18:45:16 +07:00
|
|
|
int i;
|
2011-07-05 18:45:10 +07:00
|
|
|
|
|
|
|
wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
|
|
|
|
if (!wdata)
|
|
|
|
return NULL;
|
|
|
|
|
2011-07-05 18:45:11 +07:00
|
|
|
wdata->input = input_allocate_device();
|
|
|
|
if (!wdata->input) {
|
|
|
|
kfree(wdata);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:10 +07:00
|
|
|
wdata->hdev = hdev;
|
|
|
|
hid_set_drvdata(hdev, wdata);
|
|
|
|
|
2011-07-05 18:45:11 +07:00
|
|
|
input_set_drvdata(wdata->input, wdata);
|
|
|
|
wdata->input->event = wiimote_input_event;
|
2011-08-17 16:43:21 +07:00
|
|
|
wdata->input->open = wiimote_input_open;
|
|
|
|
wdata->input->close = wiimote_input_close;
|
2011-07-05 18:45:11 +07:00
|
|
|
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 18:45:16 +07:00
|
|
|
set_bit(EV_KEY, wdata->input->evbit);
|
|
|
|
for (i = 0; i < WIIPROTO_KEY_COUNT; ++i)
|
|
|
|
set_bit(wiiproto_keymap[i], wdata->input->keybit);
|
|
|
|
|
2011-07-05 18:45:14 +07:00
|
|
|
spin_lock_init(&wdata->qlock);
|
|
|
|
INIT_WORK(&wdata->worker, wiimote_worker);
|
|
|
|
|
2011-07-05 18:45:18 +07:00
|
|
|
spin_lock_init(&wdata->state.lock);
|
|
|
|
|
2011-07-05 18:45:10 +07:00
|
|
|
return wdata;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void wiimote_destroy(struct wiimote_data *wdata)
|
|
|
|
{
|
2011-08-17 16:43:22 +07:00
|
|
|
wiimote_leds_destroy(wdata);
|
2011-08-17 16:43:20 +07:00
|
|
|
|
|
|
|
input_unregister_device(wdata->input);
|
|
|
|
cancel_work_sync(&wdata->worker);
|
|
|
|
hid_hw_stop(wdata->hdev);
|
|
|
|
|
2011-07-05 18:45:10 +07:00
|
|
|
kfree(wdata);
|
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
static int wiimote_hid_probe(struct hid_device *hdev,
|
|
|
|
const struct hid_device_id *id)
|
2011-07-05 18:45:08 +07:00
|
|
|
{
|
2011-07-05 18:45:10 +07:00
|
|
|
struct wiimote_data *wdata;
|
2011-07-05 18:45:09 +07:00
|
|
|
int ret;
|
|
|
|
|
2011-07-05 18:45:10 +07:00
|
|
|
wdata = wiimote_create(hdev);
|
|
|
|
if (!wdata) {
|
|
|
|
hid_err(hdev, "Can't alloc device\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
ret = hid_parse(hdev);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "HID parse failed\n");
|
2011-07-05 18:45:10 +07:00
|
|
|
goto err;
|
2011-07-05 18:45:09 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "HW start failed\n");
|
2011-07-05 18:45:10 +07:00
|
|
|
goto err;
|
2011-07-05 18:45:09 +07:00
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:11 +07:00
|
|
|
ret = input_register_device(wdata->input);
|
|
|
|
if (ret) {
|
|
|
|
hid_err(hdev, "Cannot register input device\n");
|
|
|
|
goto err_stop;
|
|
|
|
}
|
|
|
|
|
2011-08-17 16:43:22 +07:00
|
|
|
ret = wiimote_leds_create(wdata);
|
2011-08-17 16:43:20 +07:00
|
|
|
if (ret)
|
|
|
|
goto err_free;
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
hid_info(hdev, "New device registered\n");
|
2011-07-05 18:45:18 +07:00
|
|
|
|
|
|
|
/* by default set led1 after device initialization */
|
|
|
|
spin_lock_irq(&wdata->state.lock);
|
2011-07-05 18:45:17 +07:00
|
|
|
wiiproto_req_leds(wdata, WIIPROTO_FLAG_LED1);
|
2011-07-05 18:45:18 +07:00
|
|
|
spin_unlock_irq(&wdata->state.lock);
|
|
|
|
|
2011-07-05 18:45:08 +07:00
|
|
|
return 0;
|
2011-07-05 18:45:10 +07:00
|
|
|
|
2011-08-17 16:43:20 +07:00
|
|
|
err_free:
|
|
|
|
wiimote_destroy(wdata);
|
|
|
|
return ret;
|
|
|
|
|
2011-07-05 18:45:11 +07:00
|
|
|
err_stop:
|
|
|
|
hid_hw_stop(hdev);
|
2011-07-05 18:45:10 +07:00
|
|
|
err:
|
2011-07-05 18:45:11 +07:00
|
|
|
input_free_device(wdata->input);
|
2011-08-17 16:43:20 +07:00
|
|
|
kfree(wdata);
|
2011-07-05 18:45:10 +07:00
|
|
|
return ret;
|
2011-07-05 18:45:08 +07:00
|
|
|
}
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
static void wiimote_hid_remove(struct hid_device *hdev)
|
|
|
|
{
|
2011-07-05 18:45:10 +07:00
|
|
|
struct wiimote_data *wdata = hid_get_drvdata(hdev);
|
|
|
|
|
2011-07-05 18:45:09 +07:00
|
|
|
hid_info(hdev, "Device removed\n");
|
2011-07-05 18:45:10 +07:00
|
|
|
wiimote_destroy(wdata);
|
2011-07-05 18:45:09 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
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 18:45:08 +07:00
|
|
|
static void __exit wiimote_exit(void)
|
|
|
|
{
|
2011-07-05 18:45:09 +07:00
|
|
|
hid_unregister_driver(&wiimote_hid_driver);
|
2011-07-05 18:45:08 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
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);
|