linux-imx

/*

 *  HID driver for some chicony "special" devices

 *

 *  Copyright (c) 1999 Andreas Gal

 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>

 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc

 *  Copyright (c) 2006-2007 Jiri Kosina

 *  Copyright (c) 2007 Paul Walmsley

 *  Copyright (c) 2008 Jiri Slaby

 */

​

/*

 * 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.

 */

​

#include <linux/device.h>

#include <linux/input.h>

#include <linux/hid.h>

#include <linux/module.h>

#include <linux/usb.h>

​

#include "hid-ids.h"

​

#define ch_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \

                    EV_KEY, (c))

static int ch_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_MSVENDOR)

        return 0;

​

    set_bit(EV_REP, hi->input->evbit);

    switch (usage->hid & HID_USAGE) {

    case 0xff01: ch_map_key_clear(BTN_1);   break;

    case 0xff02: ch_map_key_clear(BTN_2);   break;

    case 0xff03: ch_map_key_clear(BTN_3);   break;

    case 0xff04: ch_map_key_clear(BTN_4);   break;

    case 0xff05: ch_map_key_clear(BTN_5);   break;

    case 0xff06: ch_map_key_clear(BTN_6);   break;

    case 0xff07: ch_map_key_clear(BTN_7);   break;

    case 0xff08: ch_map_key_clear(BTN_8);   break;

    case 0xff09: ch_map_key_clear(BTN_9);   break;

    case 0xff0a: ch_map_key_clear(BTN_A);   break;

    case 0xff0b: ch_map_key_clear(BTN_B);   break;

    case 0x00f1: ch_map_key_clear(KEY_WLAN);    break;

    case 0x00f2: ch_map_key_clear(KEY_BRIGHTNESSDOWN);  break;

    case 0x00f3: ch_map_key_clear(KEY_BRIGHTNESSUP);    break;

    case 0x00f4: ch_map_key_clear(KEY_DISPLAY_OFF); break;

    case 0x00f7: ch_map_key_clear(KEY_CAMERA);  break;

    case 0x00f8: ch_map_key_clear(KEY_PROG1);   break;

    default:

        return 0;

    }

    return 1;

}

​

static __u8 *ch_switch12_report_fixup(struct hid_device *hdev, __u8 *rdesc,

        unsigned int *rsize)

{