CONFIG_RISCV_IMSIC (not configurable)

modulename: irq-riscv-imsic-state.ko

configname: CONFIG_RISCV_IMSIC

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>RISCV_IMSIC
In linux kernel since version 4.19.318 (release Date: 2024-07-18)  
source code:
drivers/irqchip/
selects
CONFIG_IRQ_DOMAIN_HIERARCHY
CONFIG_GENERIC_IRQ_MATRIX_ALLOCATOR
CONFIG_GENERIC_MSI_IRQ

depends
CONFIG_RISCV