]>
git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - include/linux/wmi.h
2 * wmi.h - ACPI WMI interface
4 * Copyright (c) 2015 Andrew Lutomirski
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.
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.
19 #include <linux/device.h>
20 #include <linux/acpi.h>
21 #include <uapi/linux/wmi.h>
26 /* True for data blocks implementing the Set Control Method */
30 /* evaluate the ACPI method associated with this device */
31 extern acpi_status
wmidev_evaluate_method(struct wmi_device
*wdev
,
32 u8 instance
, u32 method_id
,
33 const struct acpi_buffer
*in
,
34 struct acpi_buffer
*out
);
36 /* Caller must kfree the result. */
37 extern union acpi_object
*wmidev_block_query(struct wmi_device
*wdev
,
40 extern int set_required_buffer_size(struct wmi_device
*wdev
, u64 length
);
42 struct wmi_device_id
{
43 const char *guid_string
;
47 struct device_driver driver
;
48 const struct wmi_device_id
*id_table
;
50 int (*probe
)(struct wmi_device
*wdev
);
51 int (*remove
)(struct wmi_device
*wdev
);
52 void (*notify
)(struct wmi_device
*device
, union acpi_object
*data
);
53 long (*filter_callback
)(struct wmi_device
*wdev
, unsigned int cmd
,
54 struct wmi_ioctl_buffer
*arg
);
57 extern int __must_check
__wmi_driver_register(struct wmi_driver
*driver
,
58 struct module
*owner
);
59 extern void wmi_driver_unregister(struct wmi_driver
*driver
);
60 #define wmi_driver_register(driver) __wmi_driver_register((driver), THIS_MODULE)
62 #define module_wmi_driver(__wmi_driver) \
63 module_driver(__wmi_driver, wmi_driver_register, \
64 wmi_driver_unregister)