Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ffb6ce70 authored by Daniel Drake's avatar Daniel Drake Committed by Andy Shevchenko
Browse files

platform/x86: asus-wmi: export function for evaluating WMI methods 



Export asus_wmi_evaluate_method() and related headers for use by other
drivers.

hid-asus is going to use this to avoid advertising that it has a keyboard
backlight when the keyboard backlight is controlled via WMI.

Signed-off-by: default avatarDaniel Drake <drake@endlessm.com>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
parent 29f6eb53

drivers/platform/x86/asus-wmi.c

+3 −85
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ 
#include <linux/hwmon-sysfs.h>

#include <linux/debugfs.h>

#include <linux/seq_file.h>

#include <linux/platform_data/x86/asus-wmi.h>

#include <linux/platform_device.h>

#include <linux/thermal.h>

#include <linux/acpi.h>
@@ -69,89 +70,6 @@ MODULE_LICENSE("GPL"); 
#define NOTIFY_KBD_BRTDWN		0xc5

#define NOTIFY_KBD_BRTTOGGLE		0xc7



/* WMI Methods */

#define ASUS_WMI_METHODID_SPEC	        0x43455053 /* BIOS SPECification */

#define ASUS_WMI_METHODID_SFBD		0x44424653 /* Set First Boot Device */

#define ASUS_WMI_METHODID_GLCD		0x44434C47 /* Get LCD status */

#define ASUS_WMI_METHODID_GPID		0x44495047 /* Get Panel ID?? (Resol) */

#define ASUS_WMI_METHODID_QMOD		0x444F4D51 /* Quiet MODe */

#define ASUS_WMI_METHODID_SPLV		0x4C425053 /* Set Panel Light Value */

#define ASUS_WMI_METHODID_AGFN		0x4E464741 /* FaN? */

#define ASUS_WMI_METHODID_SFUN		0x4E554653 /* FUNCtionalities */

#define ASUS_WMI_METHODID_SDSP		0x50534453 /* Set DiSPlay output */

#define ASUS_WMI_METHODID_GDSP		0x50534447 /* Get DiSPlay output */

#define ASUS_WMI_METHODID_DEVP		0x50564544 /* DEVice Policy */

#define ASUS_WMI_METHODID_OSVR		0x5256534F /* OS VeRsion */

#define ASUS_WMI_METHODID_DSTS		0x53544344 /* Device STatuS */

#define ASUS_WMI_METHODID_DSTS2		0x53545344 /* Device STatuS #2*/

#define ASUS_WMI_METHODID_BSTS		0x53545342 /* Bios STatuS ? */

#define ASUS_WMI_METHODID_DEVS		0x53564544 /* DEVice Set */

#define ASUS_WMI_METHODID_CFVS		0x53564643 /* CPU Frequency Volt Set */

#define ASUS_WMI_METHODID_KBFT		0x5446424B /* KeyBoard FilTer */

#define ASUS_WMI_METHODID_INIT		0x54494E49 /* INITialize */

#define ASUS_WMI_METHODID_HKEY		0x59454B48 /* Hot KEY ?? */



#define ASUS_WMI_UNSUPPORTED_METHOD	0xFFFFFFFE



/* Wireless */

#define ASUS_WMI_DEVID_HW_SWITCH	0x00010001

#define ASUS_WMI_DEVID_WIRELESS_LED	0x00010002

#define ASUS_WMI_DEVID_CWAP		0x00010003

#define ASUS_WMI_DEVID_WLAN		0x00010011

#define ASUS_WMI_DEVID_WLAN_LED		0x00010012

#define ASUS_WMI_DEVID_BLUETOOTH	0x00010013

#define ASUS_WMI_DEVID_GPS		0x00010015

#define ASUS_WMI_DEVID_WIMAX		0x00010017

#define ASUS_WMI_DEVID_WWAN3G		0x00010019

#define ASUS_WMI_DEVID_UWB		0x00010021



/* Leds */

/* 0x000200XX and 0x000400XX */

#define ASUS_WMI_DEVID_LED1		0x00020011

#define ASUS_WMI_DEVID_LED2		0x00020012

#define ASUS_WMI_DEVID_LED3		0x00020013

#define ASUS_WMI_DEVID_LED4		0x00020014

#define ASUS_WMI_DEVID_LED5		0x00020015

#define ASUS_WMI_DEVID_LED6		0x00020016



/* Backlight and Brightness */

#define ASUS_WMI_DEVID_ALS_ENABLE	0x00050001 /* Ambient Light Sensor */

#define ASUS_WMI_DEVID_BACKLIGHT	0x00050011

#define ASUS_WMI_DEVID_BRIGHTNESS	0x00050012

#define ASUS_WMI_DEVID_KBD_BACKLIGHT	0x00050021

#define ASUS_WMI_DEVID_LIGHT_SENSOR	0x00050022 /* ?? */

#define ASUS_WMI_DEVID_LIGHTBAR		0x00050025



/* Misc */

#define ASUS_WMI_DEVID_CAMERA		0x00060013



/* Storage */

#define ASUS_WMI_DEVID_CARDREADER	0x00080013



/* Input */

#define ASUS_WMI_DEVID_TOUCHPAD		0x00100011

#define ASUS_WMI_DEVID_TOUCHPAD_LED	0x00100012



/* Fan, Thermal */

#define ASUS_WMI_DEVID_THERMAL_CTRL	0x00110011

#define ASUS_WMI_DEVID_FAN_CTRL		0x00110012



/* Power */

#define ASUS_WMI_DEVID_PROCESSOR_STATE	0x00120012



/* Deep S3 / Resume on LID open */

#define ASUS_WMI_DEVID_LID_RESUME	0x00120031



/* DSTS masks */

#define ASUS_WMI_DSTS_STATUS_BIT	0x00000001

#define ASUS_WMI_DSTS_UNKNOWN_BIT	0x00000002

#define ASUS_WMI_DSTS_PRESENCE_BIT	0x00010000

#define ASUS_WMI_DSTS_USER_BIT		0x00020000

#define ASUS_WMI_DSTS_BIOS_BIT		0x00040000

#define ASUS_WMI_DSTS_BRIGHTNESS_MASK	0x000000FF

#define ASUS_WMI_DSTS_MAX_BRIGTH_MASK	0x0000FF00

#define ASUS_WMI_DSTS_LIGHTBAR_MASK	0x0000000F



#define ASUS_FAN_DESC			"cpu_fan"

#define ASUS_FAN_MFUN			0x13

#define ASUS_FAN_SFUN_READ		0x06
@@ -301,8 +219,7 @@ static void asus_wmi_input_exit(struct asus_wmi *asus) 
	asus->inputdev = NULL;

}



static int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1,

				    u32 *retval)

int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, u32 *retval)

{

	struct bios_args args = {

		.arg0 = arg0,
@@ -338,6 +255,7 @@ static int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, 


	return 0;

}

EXPORT_SYMBOL_GPL(asus_wmi_evaluate_method);



static int asus_wmi_evaluate_method_agfn(const struct acpi_buffer args)

{

include/linux/platform_data/x86/asus-wmi.h

0 → 100644
+101 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

#ifndef __PLATFORM_DATA_X86_ASUS_WMI_H

#define __PLATFORM_DATA_X86_ASUS_WMI_H



#include <linux/errno.h>

#include <linux/types.h>



/* WMI Methods */

#define ASUS_WMI_METHODID_SPEC	        0x43455053 /* BIOS SPECification */

#define ASUS_WMI_METHODID_SFBD		0x44424653 /* Set First Boot Device */

#define ASUS_WMI_METHODID_GLCD		0x44434C47 /* Get LCD status */

#define ASUS_WMI_METHODID_GPID		0x44495047 /* Get Panel ID?? (Resol) */

#define ASUS_WMI_METHODID_QMOD		0x444F4D51 /* Quiet MODe */

#define ASUS_WMI_METHODID_SPLV		0x4C425053 /* Set Panel Light Value */

#define ASUS_WMI_METHODID_AGFN		0x4E464741 /* FaN? */

#define ASUS_WMI_METHODID_SFUN		0x4E554653 /* FUNCtionalities */

#define ASUS_WMI_METHODID_SDSP		0x50534453 /* Set DiSPlay output */

#define ASUS_WMI_METHODID_GDSP		0x50534447 /* Get DiSPlay output */

#define ASUS_WMI_METHODID_DEVP		0x50564544 /* DEVice Policy */

#define ASUS_WMI_METHODID_OSVR		0x5256534F /* OS VeRsion */

#define ASUS_WMI_METHODID_DSTS		0x53544344 /* Device STatuS */

#define ASUS_WMI_METHODID_DSTS2		0x53545344 /* Device STatuS #2*/

#define ASUS_WMI_METHODID_BSTS		0x53545342 /* Bios STatuS ? */

#define ASUS_WMI_METHODID_DEVS		0x53564544 /* DEVice Set */

#define ASUS_WMI_METHODID_CFVS		0x53564643 /* CPU Frequency Volt Set */

#define ASUS_WMI_METHODID_KBFT		0x5446424B /* KeyBoard FilTer */

#define ASUS_WMI_METHODID_INIT		0x54494E49 /* INITialize */

#define ASUS_WMI_METHODID_HKEY		0x59454B48 /* Hot KEY ?? */



#define ASUS_WMI_UNSUPPORTED_METHOD	0xFFFFFFFE



/* Wireless */

#define ASUS_WMI_DEVID_HW_SWITCH	0x00010001

#define ASUS_WMI_DEVID_WIRELESS_LED	0x00010002

#define ASUS_WMI_DEVID_CWAP		0x00010003

#define ASUS_WMI_DEVID_WLAN		0x00010011

#define ASUS_WMI_DEVID_WLAN_LED		0x00010012

#define ASUS_WMI_DEVID_BLUETOOTH	0x00010013

#define ASUS_WMI_DEVID_GPS		0x00010015

#define ASUS_WMI_DEVID_WIMAX		0x00010017

#define ASUS_WMI_DEVID_WWAN3G		0x00010019

#define ASUS_WMI_DEVID_UWB		0x00010021



/* Leds */

/* 0x000200XX and 0x000400XX */

#define ASUS_WMI_DEVID_LED1		0x00020011

#define ASUS_WMI_DEVID_LED2		0x00020012

#define ASUS_WMI_DEVID_LED3		0x00020013

#define ASUS_WMI_DEVID_LED4		0x00020014

#define ASUS_WMI_DEVID_LED5		0x00020015

#define ASUS_WMI_DEVID_LED6		0x00020016



/* Backlight and Brightness */

#define ASUS_WMI_DEVID_ALS_ENABLE	0x00050001 /* Ambient Light Sensor */

#define ASUS_WMI_DEVID_BACKLIGHT	0x00050011

#define ASUS_WMI_DEVID_BRIGHTNESS	0x00050012

#define ASUS_WMI_DEVID_KBD_BACKLIGHT	0x00050021

#define ASUS_WMI_DEVID_LIGHT_SENSOR	0x00050022 /* ?? */

#define ASUS_WMI_DEVID_LIGHTBAR		0x00050025



/* Misc */

#define ASUS_WMI_DEVID_CAMERA		0x00060013



/* Storage */

#define ASUS_WMI_DEVID_CARDREADER	0x00080013



/* Input */

#define ASUS_WMI_DEVID_TOUCHPAD		0x00100011

#define ASUS_WMI_DEVID_TOUCHPAD_LED	0x00100012



/* Fan, Thermal */

#define ASUS_WMI_DEVID_THERMAL_CTRL	0x00110011

#define ASUS_WMI_DEVID_FAN_CTRL		0x00110012



/* Power */

#define ASUS_WMI_DEVID_PROCESSOR_STATE	0x00120012



/* Deep S3 / Resume on LID open */

#define ASUS_WMI_DEVID_LID_RESUME	0x00120031



/* DSTS masks */

#define ASUS_WMI_DSTS_STATUS_BIT	0x00000001

#define ASUS_WMI_DSTS_UNKNOWN_BIT	0x00000002

#define ASUS_WMI_DSTS_PRESENCE_BIT	0x00010000

#define ASUS_WMI_DSTS_USER_BIT		0x00020000

#define ASUS_WMI_DSTS_BIOS_BIT		0x00040000

#define ASUS_WMI_DSTS_BRIGHTNESS_MASK	0x000000FF

#define ASUS_WMI_DSTS_MAX_BRIGTH_MASK	0x0000FF00

#define ASUS_WMI_DSTS_LIGHTBAR_MASK	0x0000000F



#if IS_REACHABLE(CONFIG_ASUS_WMI)

int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, u32 *retval);

#else

static inline int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1,

					   u32 *retval)

{

	return -ENODEV;

}

#endif



#endif	/* __PLATFORM_DATA_X86_ASUS_WMI_H */