87 строки
2.1 KiB
C
87 строки
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* USB HID driver for Glorious PC Gaming Race
|
|
* Glorious Model O, O- and D mice.
|
|
*
|
|
* Copyright (c) 2020 Samuel Čavoj <sammko@sammserver.com>
|
|
*/
|
|
|
|
/*
|
|
*/
|
|
|
|
#include <linux/hid.h>
|
|
#include <linux/module.h>
|
|
|
|
#include "hid-ids.h"
|
|
|
|
MODULE_AUTHOR("Samuel Čavoj <sammko@sammserver.com>");
|
|
MODULE_DESCRIPTION("HID driver for Glorious PC Gaming Race mice");
|
|
|
|
/*
|
|
* Glorious Model O and O- specify the const flag in the consumer input
|
|
* report descriptor, which leads to inputs being ignored. Fix this
|
|
* by patching the descriptor.
|
|
*/
|
|
static __u8 *glorious_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
|
unsigned int *rsize)
|
|
{
|
|
if (*rsize == 213 &&
|
|
rdesc[84] == 129 && rdesc[112] == 129 && rdesc[140] == 129 &&
|
|
rdesc[85] == 3 && rdesc[113] == 3 && rdesc[141] == 3) {
|
|
hid_info(hdev, "patching Glorious Model O consumer control report descriptor\n");
|
|
rdesc[85] = rdesc[113] = rdesc[141] = \
|
|
HID_MAIN_ITEM_VARIABLE | HID_MAIN_ITEM_RELATIVE;
|
|
}
|
|
return rdesc;
|
|
}
|
|
|
|
static void glorious_update_name(struct hid_device *hdev)
|
|
{
|
|
const char *model = "Device";
|
|
|
|
switch (hdev->product) {
|
|
case USB_DEVICE_ID_GLORIOUS_MODEL_O:
|
|
model = "Model O"; break;
|
|
case USB_DEVICE_ID_GLORIOUS_MODEL_D:
|
|
model = "Model D"; break;
|
|
}
|
|
|
|
snprintf(hdev->name, sizeof(hdev->name), "%s %s", "Glorious", model);
|
|
}
|
|
|
|
static int glorious_probe(struct hid_device *hdev,
|
|
const struct hid_device_id *id)
|
|
{
|
|
int ret;
|
|
|
|
hdev->quirks |= HID_QUIRK_INPUT_PER_APP;
|
|
|
|
ret = hid_parse(hdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
glorious_update_name(hdev);
|
|
|
|
return hid_hw_start(hdev, HID_CONNECT_DEFAULT);
|
|
}
|
|
|
|
static const struct hid_device_id glorious_devices[] = {
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_GLORIOUS,
|
|
USB_DEVICE_ID_GLORIOUS_MODEL_O) },
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_GLORIOUS,
|
|
USB_DEVICE_ID_GLORIOUS_MODEL_D) },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(hid, glorious_devices);
|
|
|
|
static struct hid_driver glorious_driver = {
|
|
.name = "glorious",
|
|
.id_table = glorious_devices,
|
|
.probe = glorious_probe,
|
|
.report_fixup = glorious_report_fixup
|
|
};
|
|
|
|
module_hid_driver(glorious_driver);
|
|
|
|
MODULE_LICENSE("GPL");
|