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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>
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* HID driver for Kensigton Slimblade Trackball
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*
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* Copyright (c) 2009 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/input.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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#define ks_map_key(c) hid_map_usage(hi, usage, bit, max, EV_KEY, (c))
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static int ks_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_MSVENDOR)
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return 0;
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switch (usage->hid & HID_USAGE) {
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case 0x01: ks_map_key(BTN_MIDDLE); break;
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case 0x02: ks_map_key(BTN_SIDE); 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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static const struct hid_device_id ks_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, ks_devices);
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static struct hid_driver ks_driver = {
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.name = "kensington",
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.id_table = ks_devices,
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.input_mapping = ks_input_mapping,
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};
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module_hid_driver(ks_driver);
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MODULE_LICENSE("GPL");
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