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49 lines
1.2 KiB
49 lines
1.2 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* HID driver for Topre REALFORCE Keyboards |
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* |
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* Copyright (c) 2022 Harry Stern <[email protected]> |
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* |
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* Based on the hid-macally driver |
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*/ |
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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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MODULE_AUTHOR("Harry Stern <[email protected]>"); |
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MODULE_DESCRIPTION("REALFORCE R2 Keyboard driver"); |
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MODULE_LICENSE("GPL"); |
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/* |
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* Fix the REALFORCE R2's non-boot interface's report descriptor to match the |
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* events it's actually sending. It claims to send array events but is instead |
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* sending variable events. |
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*/ |
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static __u8 *topre_report_fixup(struct hid_device *hdev, __u8 *rdesc, |
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unsigned int *rsize) |
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{ |
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if (*rsize >= 119 && rdesc[69] == 0x29 && rdesc[70] == 0xe7 && |
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rdesc[71] == 0x81 && rdesc[72] == 0x00) { |
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hid_info(hdev, |
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"fixing up Topre REALFORCE keyboard report descriptor\n"); |
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rdesc[72] = 0x02; |
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} |
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return rdesc; |
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} |
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static const struct hid_device_id topre_id_table[] = { |
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{ HID_USB_DEVICE(USB_VENDOR_ID_TOPRE, |
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USB_DEVICE_ID_TOPRE_REALFORCE_R2_108) }, |
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{ } |
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}; |
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MODULE_DEVICE_TABLE(hid, topre_id_table); |
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static struct hid_driver topre_driver = { |
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.name = "topre", |
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.id_table = topre_id_table, |
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.report_fixup = topre_report_fixup, |
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}; |
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module_hid_driver(topre_driver);
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