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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
106 lines
2.5 KiB
C
106 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* HID driver for some petalynx "special" devices
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*
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* Copyright (c) 1999 Andreas Gal
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* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
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* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
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* Copyright (c) 2006-2007 Jiri Kosina
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* Copyright (c) 2008 Jiri Slaby
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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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/* Petalynx Maxter Remote has maximum for consumer page set too low */
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static __u8 *pl_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 >= 62 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 &&
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rdesc[41] == 0x00 && rdesc[59] == 0x26 &&
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rdesc[60] == 0xf9 && rdesc[61] == 0x00) {
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hid_info(hdev, "fixing up Petalynx Maxter Remote report descriptor\n");
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rdesc[60] = 0xfa;
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rdesc[40] = 0xfa;
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}
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return rdesc;
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}
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#define pl_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
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EV_KEY, (c))
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static int pl_input_mapping(struct hid_device *hdev, struct hid_input *hi,
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struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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if ((usage->hid & HID_USAGE_PAGE) == HID_UP_LOGIVENDOR) {
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switch (usage->hid & HID_USAGE) {
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case 0x05a: pl_map_key_clear(KEY_TEXT); break;
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case 0x05b: pl_map_key_clear(KEY_RED); break;
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case 0x05c: pl_map_key_clear(KEY_GREEN); break;
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case 0x05d: pl_map_key_clear(KEY_YELLOW); break;
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case 0x05e: pl_map_key_clear(KEY_BLUE); break;
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default:
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return 0;
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}
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return 1;
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}
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if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) {
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switch (usage->hid & HID_USAGE) {
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case 0x0f6: pl_map_key_clear(KEY_NEXT); break;
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case 0x0fa: pl_map_key_clear(KEY_BACK); break;
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default:
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return 0;
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}
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return 1;
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}
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return 0;
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}
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static int pl_probe(struct hid_device *hdev, const struct hid_device_id *id)
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{
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int ret;
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hdev->quirks |= HID_QUIRK_NOGET;
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ret = hid_parse(hdev);
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if (ret) {
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hid_err(hdev, "parse failed\n");
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goto err_free;
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}
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ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
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if (ret) {
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hid_err(hdev, "hw start failed\n");
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goto err_free;
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}
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return 0;
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err_free:
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return ret;
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}
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static const struct hid_device_id pl_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, pl_devices);
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static struct hid_driver pl_driver = {
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.name = "petalynx",
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.id_table = pl_devices,
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.report_fixup = pl_report_fixup,
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.input_mapping = pl_input_mapping,
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.probe = pl_probe,
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};
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module_hid_driver(pl_driver);
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MODULE_LICENSE("GPL");
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