MSI EC Extras

modulename: msi-ec.ko

configname: CONFIG_MSI_EC

Linux Kernel Configuration
└─>Device Drivers
└─>X86 Platform Specific Device Drivers
└─>MSI EC Extras
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
This driver allows various MSI laptops' functionalities to be
controlled from userspace, including battery charge threshold.

source code:
drivers/platform/x86/msi-ec.c