| Server IP : 104.21.38.3 / Your IP : 172.68.164.74 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,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_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* apple-gmux.h - microcontroller built into dual GPU MacBook Pro & Mac Pro
* Copyright (C) 2015 Lukas Wunner <[email protected]>
*/
#ifndef LINUX_APPLE_GMUX_H
#define LINUX_APPLE_GMUX_H
#include <linux/acpi.h>
#define GMUX_ACPI_HID "APP000B"
#if IS_ENABLED(CONFIG_APPLE_GMUX)
/**
* apple_gmux_present() - detect if gmux is built into the machine
*
* Drivers may use this to activate quirks specific to dual GPU MacBook Pros
* and Mac Pros, e.g. for deferred probing, runtime pm and backlight.
*
* Return: %true if gmux is present and the kernel was configured
* with CONFIG_APPLE_GMUX, %false otherwise.
*/
static inline bool apple_gmux_present(void)
{
return acpi_dev_found(GMUX_ACPI_HID);
}
#else /* !CONFIG_APPLE_GMUX */
static inline bool apple_gmux_present(void)
{
return false;
}
#endif /* !CONFIG_APPLE_GMUX */
#endif /* LINUX_APPLE_GMUX_H */