mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-21 08:53:41 +00:00
177900e8c9
The keyboard has several bugs in its report descriptor, most importantly the Logical Min/Max are completely off. Replace it with simplified descriptor which describes it properly. Signed-off-by: Jiri Kosina <jkosina@suse.cz>
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/*
|
|
* HID driver for Keytouch devices not fully compliant with HID standard
|
|
*
|
|
* Copyright (c) 2011 Jiri Kosina
|
|
*/
|
|
|
|
/*
|
|
* 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/device.h>
|
|
#include <linux/hid.h>
|
|
#include <linux/module.h>
|
|
|
|
#include "hid-ids.h"
|
|
|
|
/* Replace the broken report descriptor of this device with rather
|
|
* a default one */
|
|
static __u8 keytouch_fixed_rdesc[] = {
|
|
0x05, 0x01, 0x09, 0x06, 0xa1, 0x01, 0x05, 0x07, 0x19, 0xe0, 0x29, 0xe7, 0x15,
|
|
0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0x95, 0x01, 0x75, 0x08,
|
|
0x81, 0x01, 0x95, 0x03, 0x75, 0x01, 0x05, 0x08, 0x19, 0x01, 0x29, 0x03, 0x91,
|
|
0x02, 0x95, 0x05, 0x75, 0x01, 0x91, 0x01, 0x95, 0x06, 0x75, 0x08, 0x15, 0x00,
|
|
0x26, 0xff, 0x00, 0x05, 0x07, 0x19, 0x00, 0x2a, 0xff, 0x00, 0x81, 0x00, 0xc0
|
|
};
|
|
|
|
static __u8 *keytouch_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
|
unsigned int *rsize)
|
|
{
|
|
hid_info(hdev, "fixing up Keytouch IEC report descriptor\n");
|
|
|
|
rdesc = keytouch_fixed_rdesc;
|
|
*rsize = sizeof(keytouch_fixed_rdesc);
|
|
|
|
return rdesc;
|
|
}
|
|
|
|
static const struct hid_device_id keytouch_devices[] = {
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(hid, keytouch_devices);
|
|
|
|
static struct hid_driver keytouch_driver = {
|
|
.name = "keytouch",
|
|
.id_table = keytouch_devices,
|
|
.report_fixup = keytouch_report_fixup,
|
|
};
|
|
|
|
static int __init keytouch_init(void)
|
|
{
|
|
return hid_register_driver(&keytouch_driver);
|
|
}
|
|
|
|
static void __exit keytouch_exit(void)
|
|
{
|
|
hid_unregister_driver(&keytouch_driver);
|
|
}
|
|
|
|
module_init(keytouch_init);
|
|
module_exit(keytouch_exit);
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_AUTHOR("Jiri Kosina");
|