1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2020 The FreeBSD Foundation
5 *
6 * This software was developed by Bj��rn Zeeb under sponsorship from
7 * the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#ifndef	_LINUXKPI_LINUX_PM_H
32#define	_LINUXKPI_LINUX_PM_H
33
34#include <linux/kernel.h>	/* pr_debug */
35#include <asm/atomic.h>
36
37/* Needed but breaks linux_usb.c */
38/* #include <linux/completion.h> */
39/* #include <linux/wait.h> */
40
41struct device;
42
43typedef struct pm_message {
44	int event;
45} pm_message_t;
46
47struct dev_pm_domain {
48};
49
50struct dev_pm_info {
51	atomic_t usage_count;
52};
53
54#define	PM_EVENT_FREEZE		0x0001
55#define	PM_EVENT_SUSPEND	0x0002
56
57#define	pm_sleep_ptr(_p)					\
58    IS_ENABLED(CONFIG_PM_SLEEP) ? (_p) : NULL
59
60#ifdef CONFIG_PM_SLEEP
61#define	SIMPLE_DEV_PM_OPS(_name, _suspendfunc, _resumefunc)	\
62const struct dev_pm_ops _name = {				\
63	.suspend	= _suspendfunc,		\
64	.resume		= _resumefunc,		\
65	.freeze		= _suspendfunc,		\
66	.thaw		= _resumefunc,		\
67	.poweroff	= _suspendfunc,		\
68	.restore	= _resumefunc,		\
69}
70
71#define	DEFINE_SIMPLE_DEV_PM_OPS(_name, _suspendfunc, _resumefunc) \
72const struct dev_pm_ops _name = {				\
73	.suspend	= _suspendfunc,		\
74	.resume		= _resumefunc,		\
75	.freeze		= _suspendfunc,		\
76	.thaw		= _resumefunc,		\
77	.poweroff	= _suspendfunc,		\
78	.restore	= _resumefunc,		\
79}
80#else
81#define	SIMPLE_DEV_PM_OPS(_name, _suspendfunc, _resumefunc)	\
82const struct dev_pm_ops _name = {				\
83}
84#define	DEFINE_SIMPLE_DEV_PM_OPS(_name, _suspendfunc, _resumefunc) \
85const struct dev_pm_ops _name = {				\
86}
87#endif
88
89static inline void
90pm_wakeup_event(struct device *dev __unused, unsigned int x __unused)
91{
92
93	pr_debug("%s: TODO\n", __func__);
94}
95
96#endif	/* _LINUXKPI_LINUX_PM_H */
97