IB: Add SCSI RDMA Protocol (SRP) initiator

Add an InfiniBand SCSI RDMA Protocol (SRP) initiator.  This driver is
used to talk talk to InfiniBand SRP targets (storage devices).

Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index 325d502..bdf0891 100644
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -33,4 +33,6 @@
 
 source "drivers/infiniband/ulp/ipoib/Kconfig"
 
+source "drivers/infiniband/ulp/srp/Kconfig"
+
 endmenu