linux/drivers/hid/hid-wiimote.c
David Herrmann 02fb72a06a HID: wiimote: Register wiimote hid driver stub
The wiimote uses a fake HID protocol. Hence, we need to prevent
HIDINPUT and HIDDEV from parsing wiimote data and instead parse
raw hid events.
Add VID/PID to hid-core so the special driver is loaded on new
wiimotes.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2011-07-11 14:30:22 +02:00

93 lines
2.0 KiB
C

/*
* HID driver for Nintendo Wiimote devices
* Copyright (c) 2011 David Herrmann
*/
/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*/
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
#define WIIMOTE_VERSION "0.1"
#define WIIMOTE_NAME "Nintendo Wii Remote"
static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report,
u8 *raw_data, int size)
{
if (size < 1)
return -EINVAL;
return 0;
}
static int wiimote_hid_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
int ret;
ret = hid_parse(hdev);
if (ret) {
hid_err(hdev, "HID parse failed\n");
return ret;
}
ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
if (ret) {
hid_err(hdev, "HW start failed\n");
return ret;
}
hid_info(hdev, "New device registered\n");
return 0;
}
static void wiimote_hid_remove(struct hid_device *hdev)
{
hid_info(hdev, "Device removed\n");
hid_hw_stop(hdev);
}
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;
}
static void __exit wiimote_exit(void)
{
hid_unregister_driver(&wiimote_hid_driver);
}
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);