Release 4.16 drivers/platform/x86/dell-smbios.h

/*
 *  Common functions for kernel modules using Dell SMBIOS
 *
 *  Copyright (c) Red Hat <mjg@redhat.com>
 *  Copyright (c) 2014 Gabriele Mazzotta <gabriele.mzt@gmail.com>
 *  Copyright (c) 2014 Pali Rohár <pali.rohar@gmail.com>
 *
 *  Based on documentation in the libsmbios package:
 *  Copyright (C) 2005-2014 Dell Inc.
 *
 *  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.
 */

#ifndef _DELL_SMBIOS_H_

#define _DELL_SMBIOS_H_

#include <linux/device.h>
#include <uapi/linux/wmi.h>

/* Classes and selects used only in kernel drivers */

#define CLASS_KBD_BACKLIGHT 4

#define SELECT_KBD_BACKLIGHT 11

/* Tokens used in kernel drivers, any of these
 * should be filtered from userspace access
 */

#define BRIGHTNESS_TOKEN	0x007d

#define KBD_LED_AC_TOKEN	0x0451

#define KBD_LED_OFF_TOKEN	0x01E1

#define KBD_LED_ON_TOKEN	0x01E2

#define KBD_LED_AUTO_TOKEN	0x01E3

#define KBD_LED_AUTO_25_TOKEN	0x02EA

#define KBD_LED_AUTO_50_TOKEN	0x02EB

#define KBD_LED_AUTO_75_TOKEN	0x02EC

#define KBD_LED_AUTO_100_TOKEN	0x02F6

#define GLOBAL_MIC_MUTE_ENABLE	0x0364

#define GLOBAL_MIC_MUTE_DISABLE	0x0365

struct notifier_block;


struct calling_interface_token {
	
u16 tokenID;
	
u16 location;
	
union {
		
u16 value;
		
u16 stringlength;
	};
};


struct calling_interface_structure {
	
struct dmi_header header;
	
u16 cmdIOAddress;
	
u8 cmdIOCode;
	
u32 supportedCmds;
	
struct calling_interface_token tokens[];

} __packed;

int dell_smbios_register_device(struct device *d, void *call_fn);
void dell_smbios_unregister_device(struct device *d);

int dell_smbios_error(int value);
int dell_smbios_call_filter(struct device *d,
	struct calling_interface_buffer *buffer);
int dell_smbios_call(struct calling_interface_buffer *buffer);

struct calling_interface_token *dell_smbios_find_token(int tokenid);


enum dell_laptop_notifier_actions {
	
DELL_LAPTOP_KBD_BACKLIGHT_BRIGHTNESS_CHANGED,
};

int dell_laptop_register_notifier(struct notifier_block *nb);
int dell_laptop_unregister_notifier(struct notifier_block *nb);
void dell_laptop_call_notifier(unsigned long action, void *data);

/* for the supported backends */
#ifdef CONFIG_DELL_SMBIOS_WMI
int init_dell_smbios_wmi(void);
void exit_dell_smbios_wmi(void);
#else /* CONFIG_DELL_SMBIOS_WMI */


static inline int init_dell_smbios_wmi(void)
{
	return -ENODEV;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Mario Limonciello
13
100.00%
1
100.00%
Total
13
100.00%
1
100.00%



static inline void exit_dell_smbios_wmi(void)
{}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Mario Limonciello
8
100.00%
1
100.00%
Total
8
100.00%
1
100.00%

#endif /* CONFIG_DELL_SMBIOS_WMI */

#ifdef CONFIG_DELL_SMBIOS_SMM
int init_dell_smbios_smm(void);
void exit_dell_smbios_smm(void);
#else /* CONFIG_DELL_SMBIOS_SMM */


static inline int init_dell_smbios_smm(void)
{
	return -ENODEV;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Mario Limonciello
13
100.00%
1
100.00%
Total
13
100.00%
1
100.00%



static inline void exit_dell_smbios_smm(void)
{}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Mario Limonciello
8
100.00%
1
100.00%
Total
8
100.00%
1
100.00%

#endif /* CONFIG_DELL_SMBIOS_SMM */

#endif /* _DELL_SMBIOS_H_ */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Mario Limonciello
205
68.33%
4
44.44%
Michał Kępień
56
18.67%
4
44.44%
Hans de Goede
39
13.00%
1
11.11%
Total
300
100.00%
9
100.00%
Directory: drivers/platform/x86

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.