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HID: wiimote: Register wiimote hid driver stub

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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>
This commit is contained in:
David Herrmann 2011-07-05 13:45:09 +02:00 committed by Jiri Kosina
parent fb51b44385
commit 02fb72a06a
3 changed files with 65 additions and 1 deletions
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1
drivers/hid/hid-core.c
View file

@ -1504,6 +1504,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
{ }
};

3
drivers/hid/hid-ids.h
View file

@ -495,6 +495,9 @@
#define USB_VENDOR_ID_NEXTWINDOW 0x1926
#define USB_DEVICE_ID_NEXTWINDOW_TOUCHSCREEN 0x0003
#define USB_VENDOR_ID_NINTENDO 0x057e
#define USB_DEVICE_ID_NINTENDO_WIIMOTE 0x0306
#define USB_VENDOR_ID_NTRIG 0x1b96
#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN 0x0001
#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1 0x0003

62
drivers/hid/hid-wiimote.c
View file

@ -10,18 +10,78 @@
* 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)
{
return 0;
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);