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52 lines
1.4 KiB
52 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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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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*/ |
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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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