alistair23-linux/drivers/hid/hid-twinhan.c
Thomas Gleixner 84a14ae8c4 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 178
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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 24 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170026.162703968@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:19 -07:00

135 lines
4.5 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* HID driver for TwinHan IR remote control
*
* Based on hid-gyration.c
*
* Copyright (c) 2009 Bruno Prémont <bonbons@linux-vserver.org>
*/
/*
*/
#include <linux/device.h>
#include <linux/input.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
/* Remote control key layout + listing:
*
* Full Screen Power
* KEY_SCREEN KEY_POWER2
*
* 1 2 3
* KEY_NUMERIC_1 KEY_NUMERIC_2 KEY_NUMERIC_3
*
* 4 5 6
* KEY_NUMERIC_4 KEY_NUMERIC_5 KEY_NUMERIC_6
*
* 7 8 9
* KEY_NUMERIC_7 KEY_NUMERIC_8 KEY_NUMERIC_9
*
* REC 0 Favorite
* KEY_RECORD KEY_NUMERIC_0 KEY_FAVORITES
*
* Rewind Forward
* KEY_REWIND CH+ KEY_FORWARD
* KEY_CHANNELUP
*
* VOL- > VOL+
* KEY_VOLUMEDOWN KEY_PLAY KEY_VOLUMEUP
*
* CH-
* KEY_CHANNELDOWN
* Recall Stop
* KEY_RESTART KEY_STOP
*
* Timeshift/Pause Mute Cancel
* KEY_PAUSE KEY_MUTE KEY_CANCEL
*
* Capture Preview EPG
* KEY_PRINT KEY_PROGRAM KEY_EPG
*
* Record List Tab Teletext
* KEY_LIST KEY_TAB KEY_TEXT
*/
#define th_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
EV_KEY, (c))
static int twinhan_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_KEYBOARD)
return 0;
switch (usage->hid & HID_USAGE) {
/* Map all keys from Twinhan Remote */
case 0x004: th_map_key_clear(KEY_TEXT); break;
case 0x006: th_map_key_clear(KEY_RESTART); break;
case 0x008: th_map_key_clear(KEY_EPG); break;
case 0x00c: th_map_key_clear(KEY_REWIND); break;
case 0x00e: th_map_key_clear(KEY_PROGRAM); break;
case 0x00f: th_map_key_clear(KEY_LIST); break;
case 0x010: th_map_key_clear(KEY_MUTE); break;
case 0x011: th_map_key_clear(KEY_FORWARD); break;
case 0x013: th_map_key_clear(KEY_PRINT); break;
case 0x017: th_map_key_clear(KEY_PAUSE); break;
case 0x019: th_map_key_clear(KEY_FAVORITES); break;
case 0x01d: th_map_key_clear(KEY_SCREEN); break;
case 0x01e: th_map_key_clear(KEY_NUMERIC_1); break;
case 0x01f: th_map_key_clear(KEY_NUMERIC_2); break;
case 0x020: th_map_key_clear(KEY_NUMERIC_3); break;
case 0x021: th_map_key_clear(KEY_NUMERIC_4); break;
case 0x022: th_map_key_clear(KEY_NUMERIC_5); break;
case 0x023: th_map_key_clear(KEY_NUMERIC_6); break;
case 0x024: th_map_key_clear(KEY_NUMERIC_7); break;
case 0x025: th_map_key_clear(KEY_NUMERIC_8); break;
case 0x026: th_map_key_clear(KEY_NUMERIC_9); break;
case 0x027: th_map_key_clear(KEY_NUMERIC_0); break;
case 0x028: th_map_key_clear(KEY_PLAY); break;
case 0x029: th_map_key_clear(KEY_CANCEL); break;
case 0x02b: th_map_key_clear(KEY_TAB); break;
/* Power = 0x0e0 + 0x0e1 + 0x0e2 + 0x03f */
case 0x03f: th_map_key_clear(KEY_POWER2); break;
case 0x04a: th_map_key_clear(KEY_RECORD); break;
case 0x04b: th_map_key_clear(KEY_CHANNELUP); break;
case 0x04d: th_map_key_clear(KEY_STOP); break;
case 0x04e: th_map_key_clear(KEY_CHANNELDOWN); break;
/* Volume down = 0x0e1 + 0x051 */
case 0x051: th_map_key_clear(KEY_VOLUMEDOWN); break;
/* Volume up = 0x0e1 + 0x052 */
case 0x052: th_map_key_clear(KEY_VOLUMEUP); break;
/* Kill the extra keys used for multi-key "power" and "volume" keys
* as well as continuously to release CTRL,ALT,META,... keys */
case 0x0e0:
case 0x0e1:
case 0x0e2:
case 0x0e3:
case 0x0e4:
case 0x0e5:
case 0x0e6:
case 0x0e7:
default:
return -1;
}
return 1;
}
static const struct hid_device_id twinhan_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
{ }
};
MODULE_DEVICE_TABLE(hid, twinhan_devices);
static struct hid_driver twinhan_driver = {
.name = "twinhan",
.id_table = twinhan_devices,
.input_mapping = twinhan_input_mapping,
};
module_hid_driver(twinhan_driver);
MODULE_LICENSE("GPL");