Generic EPF Non-Transparent Bridge support

modulename: ntb_hw_epf.ko

configname: CONFIG_NTB_EPF

Linux Kernel Configuration
└─>Device Drivers
└─>Non-Transparent Bridge support
└─>Generic EPF Non-Transparent Bridge support
In linux kernel since version 5.2 (release Date: 2019-07-07)  
This driver supports EPF NTB on configurable endpoint.
If unsure, say N.

source code:
drivers/ntb/hw/epf/ntb_hw_epf.c
depends
CONFIG_MODULES
CONFIG_NTB