| Server IP : 216.250.13.251 / Your IP : 216.73.216.164 Web Server : nginx/1.24.0 System : Linux gunay 6.8.0-134-generic #134-Ubuntu SMP PREEMPT_DYNAMIC Fri Jun 26 18:43:11 UTC 2026 x86_64 User : root ( 0) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /lib/modules/6.8.0-137-generic/build/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */
/*
* AMD Platform Management Framework Interface
*
* Copyright (c) 2023, Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* Authors: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
* Basavaraj Natikar <Basavaraj.Natikar@amd.com>
*/
#ifndef AMD_PMF_IO_H
#define AMD_PMF_IO_H
#include <linux/types.h>
/**
* enum sfh_message_type - Query the SFH message type
* @MT_HPD: Message ID to know the Human presence info from MP2 FW
* @MT_ALS: Message ID to know the Ambient light info from MP2 FW
*/
enum sfh_message_type {
MT_HPD,
MT_ALS,
};
/**
* enum sfh_hpd_info - Query the Human presence information
* @SFH_NOT_DETECTED: Check the HPD connection information from MP2 FW
* @SFH_USER_PRESENT: Check if the user is present from HPD sensor
* @SFH_USER_AWAY: Check if the user is away from HPD sensor
*/
enum sfh_hpd_info {
SFH_NOT_DETECTED,
SFH_USER_PRESENT,
SFH_USER_AWAY,
};
/**
* struct amd_sfh_info - get HPD sensor info from MP2 FW
* @ambient_light: Populates the ambient light information
* @user_present: Populates the user presence information
*/
struct amd_sfh_info {
u32 ambient_light;
u8 user_present;
};
int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op);
#endif