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//proc/self/root/lib/udev/rules.d/90-rdma-hw-modules.rules

ACTION=="remove", GOTO="rdma_hw_modules_end"
SUBSYSTEM!="net", GOTO="rdma_hw_modules_end"

# Automatically load RDMA specific kernel modules when a multi-function device is installed

# These drivers autoload an ethernet driver based on hardware detection and
# need userspace to load the module that has their RDMA component to turn on
# RDMA.
ENV{ID_NET_DRIVER}=="be2net", RUN{builtin}+="kmod load ocrdma"
ENV{ID_NET_DRIVER}=="bnxt_en", RUN{builtin}+="kmod load bnxt_re"
ENV{ID_NET_DRIVER}=="cxgb3", RUN{builtin}+="kmod load iw_cxgb3"
ENV{ID_NET_DRIVER}=="cxgb4", RUN{builtin}+="kmod load iw_cxgb4"
ENV{ID_NET_DRIVER}=="hns", RUN{builtin}+="kmod load hns_roce"
# i40iw is not entirely suspend/resume friendly, and many systems with
# i40e NICs aren't iwarp-capable, so Red Hat defaults to not auto-loading
# the i40iw driver here to keep suspend/resume working. The i40iw driver
# can still be loaded as needed by the rdma systemd service script.
# ENV{ID_NET_DRIVER}=="i40e", RUN{builtin}+="kmod load i40iw"
ENV{ID_NET_DRIVER}=="mlx4_en", RUN{builtin}+="kmod load mlx4_ib"
ENV{ID_NET_DRIVER}=="mlx5_core", RUN{builtin}+="kmod load mlx5_ib"
ENV{ID_NET_DRIVER}=="qede", RUN{builtin}+="kmod load qedr"

# The user must explicitly load these modules via /etc/modules-load.d/ or otherwise
# rxe

# When in IB mode the kernel PCI core module autoloads the protocol modules
# for these providers
# mlx4
# mlx5

# enic no longer has a userspace verbs driver, this rule should probably be
# owned by libfabric
ENV{ID_NET_DRIVER}=="enic", RUN{builtin}+="kmod load usnic_verbs"

# These providers are single function and autoload RDMA automatically based on
# PCI probing
# hfi1verbs
# ipathverbs
# mthca
# vmw_pvrdma
# nes

LABEL="rdma_hw_modules_end"