2020-05-27 17:08:40 +02:00
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/*
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* tuxedo_keyboard_common.h
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*
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* Copyright (C) 2018-2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef TUXEDO_KEYBOARD_COMMON_H
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#define TUXEDO_KEYBOARD_COMMON_H
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#include <linux/input/sparse-keymap.h>
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/* :::: Module specific Constants and simple Macros :::: */
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#define __TUXEDO_PR(lvl, fmt, ...) do { pr_##lvl(fmt, ##__VA_ARGS__); } while (0)
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#define TUXEDO_INFO(fmt, ...) __TUXEDO_PR(info, fmt, ##__VA_ARGS__)
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#define TUXEDO_ERROR(fmt, ...) __TUXEDO_PR(err, fmt, ##__VA_ARGS__)
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#define TUXEDO_DEBUG(fmt, ...) __TUXEDO_PR(debug, "[%s:%u] " fmt, __func__, __LINE__, ##__VA_ARGS__)
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2020-05-28 18:35:46 +02:00
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struct tuxedo_keyboard_driver {
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2020-05-29 11:41:05 +02:00
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// Platform driver provided by driver
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2020-05-28 18:35:46 +02:00
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struct platform_driver *platform_driver;
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2020-05-29 11:41:05 +02:00
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// Probe method provided by driver
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2020-05-28 18:35:46 +02:00
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int (*probe)(struct platform_device *);
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2020-05-29 11:41:05 +02:00
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// Keymap provided by driver
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2020-05-28 18:35:46 +02:00
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struct key_entry *key_map;
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2020-05-29 11:41:05 +02:00
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// Input device reference filled in on module init after probe success
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struct input_dev *input_device;
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2020-05-28 18:35:46 +02:00
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};
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// Global module devices
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2020-05-27 17:08:40 +02:00
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static struct platform_device *tuxedo_platform_device;
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static struct input_dev *tuxedo_input_device;
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2020-05-28 18:35:46 +02:00
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// Currently chosen driver
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static struct tuxedo_keyboard_driver *current_driver;
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2020-05-27 17:08:40 +02:00
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/**
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* Basically a copy of the existing report event but doesn't report unknown events
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*/
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bool sparse_keymap_report_known_event(struct input_dev *dev, unsigned int code,
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unsigned int value, bool autorelease)
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{
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const struct key_entry *ke =
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sparse_keymap_entry_from_scancode(dev, code);
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if (ke) {
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sparse_keymap_report_entry(dev, ke, value, autorelease);
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return true;
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}
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return false;
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}
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#endif
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