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