linux_dsm_epyc7002/include/uapi/linux/wmi.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

71 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* User API methods for ACPI-WMI mapping driver
*
* Copyright (C) 2017 Dell, Inc.
*/
#ifndef _UAPI_LINUX_WMI_H
#define _UAPI_LINUX_WMI_H
#include <linux/ioctl.h>
#include <linux/types.h>
/* WMI bus will filter all WMI vendor driver requests through this IOC */
#define WMI_IOC 'W'
/* All ioctl requests through WMI should declare their size followed by
* relevant data objects
*/
struct wmi_ioctl_buffer {
__u64 length;
__u8 data[];
};
/* This structure may be modified by the firmware when we enter
* system management mode through SMM, hence the volatiles
*/
struct calling_interface_buffer {
__u16 cmd_class;
__u16 cmd_select;
volatile __u32 input[4];
volatile __u32 output[4];
} __packed;
struct dell_wmi_extensions {
__u32 argattrib;
__u32 blength;
__u8 data[];
} __packed;
struct dell_wmi_smbios_buffer {
__u64 length;
struct calling_interface_buffer std;
struct dell_wmi_extensions ext;
} __packed;
/* Whitelisted smbios class/select commands */
#define CLASS_TOKEN_READ 0
#define CLASS_TOKEN_WRITE 1
#define SELECT_TOKEN_STD 0
#define SELECT_TOKEN_BAT 1
#define SELECT_TOKEN_AC 2
#define CLASS_FLASH_INTERFACE 7
#define SELECT_FLASH_INTERFACE 3
#define CLASS_ADMIN_PROP 10
#define SELECT_ADMIN_PROP 3
#define CLASS_INFO 17
#define SELECT_RFKILL 11
#define SELECT_APP_REGISTRATION 3
#define SELECT_DOCK 22
/* whitelisted tokens */
#define CAPSULE_EN_TOKEN 0x0461
#define CAPSULE_DIS_TOKEN 0x0462
#define WSMT_EN_TOKEN 0x04EC
#define WSMT_DIS_TOKEN 0x04ED
/* Dell SMBIOS calling IOCTL command used by dell-smbios-wmi */
#define DELL_WMI_SMBIOS_CMD _IOWR(WMI_IOC, 0, struct dell_wmi_smbios_buffer)
#endif