cregit-Linux how code gets into the kernel

Release 4.11 drivers/hid/hid-keytouch.c

Directory: drivers/hid
/*
 *  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; }

Contributors

PersonTokensPropCommitsCommitProp
Jiri Kosina43100.00%1100.00%
Total43100.00%1100.00%

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, }; module_hid_driver(keytouch_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Jiri Kosina");

Overall Contributors

PersonTokensPropCommitsCommitProp
Jiri Kosina25799.23%150.00%
H Hartley Sweeten20.77%150.00%
Total259100.00%2100.00%
Directory: drivers/hid
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