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1 | /* |
2 | * wmi.h - ACPI WMI interface | |
3 | * | |
4 | * Copyright (c) 2015 Andrew Lutomirski | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | */ | |
15 | ||
16 | #ifndef _LINUX_WMI_H | |
17 | #define _LINUX_WMI_H | |
18 | ||
19 | #include <linux/device.h> | |
20 | #include <linux/acpi.h> | |
21 | ||
22 | struct wmi_device { | |
23 | struct device dev; | |
d4fc91ad AL |
24 | |
25 | /* | |
26 | * These are true for data objects that support reads and writes, | |
27 | * respectively. | |
28 | */ | |
29 | bool readable, writeable; | |
844af950 AL |
30 | }; |
31 | ||
32 | struct wmi_device_id { | |
33 | const char *guid_string; | |
34 | }; | |
35 | ||
36 | struct wmi_driver { | |
37 | struct device_driver driver; | |
38 | const struct wmi_device_id *id_table; | |
39 | ||
40 | int (*probe)(struct wmi_device *wdev); | |
41 | int (*remove)(struct wmi_device *wdev); | |
1686f544 | 42 | void (*notify)(struct wmi_device *device, union acpi_object *data); |
844af950 AL |
43 | }; |
44 | ||
45 | extern int __must_check __wmi_driver_register(struct wmi_driver *driver, | |
46 | struct module *owner); | |
47 | extern void wmi_driver_unregister(struct wmi_driver *driver); | |
48 | #define wmi_driver_register(driver) __wmi_driver_register((driver), THIS_MODULE) | |
49 | ||
50 | #define module_wmi_driver(__wmi_driver) \ | |
51 | module_driver(__wmi_driver, wmi_driver_register, \ | |
52 | wmi_driver_unregister) | |
53 | ||
54 | #endif |