cregit-Linux how code gets into the kernel

Release 4.14 drivers/hid/hid-ortek.c

Directory: drivers/hid
/*
 *  HID driver for various devices which are apparently based on the same chipset
 *  from certain vendor which produces chips that contain wrong LogicalMaximum
 *  value in their HID report descriptor. Currently supported devices are:
 *
 *    Ortek PKB-1700
 *    Ortek WKB-2000
 *    iHome IMAC-A210S
 *    Skycable wireless presenter
 *
 *  Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com>
 *  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"


static __u8 *ortek_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x01) { hid_info(hdev, "Fixing up logical maximum in report descriptor (Ortek)\n"); rdesc[55] = 0x92; } else if (*rsize >= 54 && rdesc[52] == 0x25 && rdesc[53] == 0x01) { hid_info(hdev, "Fixing up logical maximum in report descriptor (Skycable)\n"); rdesc[53] = 0x65; } return rdesc; }

Contributors

PersonTokensPropCommitsCommitProp
Johnathon Harris5252.53%120.00%
Jiri Kosina3737.37%120.00%
Nikolai Kondrashov77.07%120.00%
Benjamin Tissoires22.02%120.00%
Joe Perches11.01%120.00%
Total99100.00%5100.00%

static const struct hid_device_id ortek_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_IHOME_IMAC_A210S) }, { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) }, { } }; MODULE_DEVICE_TABLE(hid, ortek_devices); static struct hid_driver ortek_driver = { .name = "ortek", .id_table = ortek_devices, .report_fixup = ortek_report_fixup }; module_hid_driver(ortek_driver); MODULE_LICENSE("GPL");

Overall Contributors

PersonTokensPropCommitsCommitProp
Johnathon Harris12261.31%114.29%
Jiri Kosina4623.12%114.29%
Benjamin Tissoires126.03%114.29%
Herton Ronaldo Krzesinski94.52%114.29%
Nikolai Kondrashov73.52%114.29%
H Hartley Sweeten21.01%114.29%
Joe Perches10.50%114.29%
Total199100.00%7100.00%
Directory: drivers/hid
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