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55 lines
1.6 KiB
55 lines
1.6 KiB
/*
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* HID driver for Keytouch devices not fully compliant with HID standard
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*
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* Copyright (c) 2011 Jiri Kosina
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*/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*/
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#include <linux/device.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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/* Replace the broken report descriptor of this device with rather
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* a default one */
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static __u8 keytouch_fixed_rdesc[] = {
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0x05, 0x01, 0x09, 0x06, 0xa1, 0x01, 0x05, 0x07, 0x19, 0xe0, 0x29, 0xe7, 0x15,
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0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0x95, 0x01, 0x75, 0x08,
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0x81, 0x01, 0x95, 0x03, 0x75, 0x01, 0x05, 0x08, 0x19, 0x01, 0x29, 0x03, 0x91,
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0x02, 0x95, 0x05, 0x75, 0x01, 0x91, 0x01, 0x95, 0x06, 0x75, 0x08, 0x15, 0x00,
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0x26, 0xff, 0x00, 0x05, 0x07, 0x19, 0x00, 0x2a, 0xff, 0x00, 0x81, 0x00, 0xc0
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};
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static __u8 *keytouch_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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hid_info(hdev, "fixing up Keytouch IEC report descriptor\n");
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rdesc = keytouch_fixed_rdesc;
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*rsize = sizeof(keytouch_fixed_rdesc);
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return rdesc;
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}
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static const struct hid_device_id keytouch_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, keytouch_devices);
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static struct hid_driver keytouch_driver = {
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.name = "keytouch",
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.id_table = keytouch_devices,
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.report_fixup = keytouch_report_fixup,
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};
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module_hid_driver(keytouch_driver);
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Jiri Kosina");
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