Loongson PCH MSI Controller

modulename: irq-loongson-pch-msi.ko

configname: CONFIG_LOONGSON_PCH_MSI

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>PCI support
└─>Loongson PCH MSI Controller
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Support for the Loongson PCH MSI Controller.

source code:
selects
CONFIG_IRQ_DOMAIN_HIERARCHY
CONFIG_IRQ_MSI_LIB
CONFIG_PCI_MSI