Broadcom BCM2712 MSI-X Interrupt Peripheral support

modulename: irq-bcm2712-mip.ko

configname: CONFIG_BCM2712_MIP

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>Broadcom BCM2712 MSI-X Interrupt Peripheral support
In linux kernel since version 6.6.86 (release Date: 2025-04-07)  
Enable support for the Broadcom BCM2712 MSI-X target peripheral
(MIP) needed by brcmstb PCIe to handle MSI-X interrupts on
Raspberry Pi 5.

If unsure say n.

source code:
selects
CONFIG_GENERIC_IRQ_CHIP
CONFIG_IRQ_DOMAIN_HIERARCHY
CONFIG_GENERIC_MSI_IRQ
CONFIG_IRQ_MSI_LIB

depends
CONFIG_ARM_GIC
CONFIG_ARCH_BCM2835 or CONFIG_ARCH_BRCMSTB or CONFIG_COMPILE_TEST