linux-stable/drivers/hid/hid-penmount.c
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
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>
2019-05-30 11:26:32 -07:00

50 lines
1.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* HID driver for PenMount touchscreens
*
* Copyright (c) 2014 Christian Gmeiner <christian.gmeiner <at> gmail.com>
*
* based on hid-penmount copyrighted by
* PenMount Touch Solutions <penmount <at> seed.net.tw>
*/
/*
*/
#include <linux/module.h>
#include <linux/hid.h>
#include "hid-ids.h"
static int penmount_input_mapping(struct hid_device *hdev,
struct hid_input *hi, struct hid_field *field,
struct hid_usage *usage, unsigned long **bit, int *max)
{
if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) {
if (((usage->hid - 1) & HID_USAGE) == 0) {
hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
return 1;
} else {
return -1;
}
}
return 0;
}
static const struct hid_device_id penmount_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
{ }
};
MODULE_DEVICE_TABLE(hid, penmount_devices);
static struct hid_driver penmount_driver = {
.name = "hid-penmount",
.id_table = penmount_devices,
.input_mapping = penmount_input_mapping,
};
module_hid_driver(penmount_driver);
MODULE_AUTHOR("Christian Gmeiner <christian.gmeiner@gmail.com>");
MODULE_DESCRIPTION("PenMount HID TouchScreen driver");
MODULE_LICENSE("GPL");