v4.19.13 snapshot.
diff --git a/drivers/infiniband/hw/mlx5/Kconfig b/drivers/infiniband/hw/mlx5/Kconfig
new file mode 100644
index 0000000..0440966
--- /dev/null
+++ b/drivers/infiniband/hw/mlx5/Kconfig
@@ -0,0 +1,9 @@
+config MLX5_INFINIBAND
+ tristate "Mellanox 5th generation network adapters (ConnectX series) support"
+ depends on NETDEVICES && ETHERNET && PCI && MLX5_CORE
+ depends on INFINIBAND_USER_ACCESS || INFINIBAND_USER_ACCESS=n
+ ---help---
+ This driver provides low-level InfiniBand support for
+ Mellanox Connect-IB PCI Express host channel adapters (HCAs).
+ This is required to use InfiniBand protocols such as
+ IP-over-IB or SRP with these devices.