diff --git a/drivers/staging/rxe/rxe_param.h b/drivers/staging/rxe/rxe_param.h
new file mode 100644
index 0000000..320b8e5
--- /dev/null
+++ b/drivers/staging/rxe/rxe_param.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2015 Mellanox Technologies Ltd. All rights reserved.
+ * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *	- Redistributions of source code must retain the above
+ *	  copyright notice, this list of conditions and the following
+ *	  disclaimer.
+ *
+ *	- Redistributions in binary form must reproduce the above
+ *	  copyright notice, this list of conditions and the following
+ *	  disclaimer in the documentation and/or other materials
+ *	  provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef RXE_PARAM_H
+#define RXE_PARAM_H
+
+static inline enum ib_mtu rxe_mtu_int_to_enum(int mtu)
+{
+	if (mtu < 256)
+		return 0;
+	else if (mtu < 512)
+		return IB_MTU_256;
+	else if (mtu < 1024)
+		return IB_MTU_512;
+	else if (mtu < 2048)
+		return IB_MTU_1024;
+	else if (mtu < 4096)
+		return IB_MTU_2048;
+	else
+		return IB_MTU_4096;
+}
+
+/* Find the IB mtu for a given network MTU. */
+static inline enum ib_mtu eth_mtu_int_to_enum(int mtu)
+{
+	mtu -= RXE_MAX_HDR_LENGTH;
+
+	return rxe_mtu_int_to_enum(mtu);
+}
+
+/* default/initial rxe device parameter settings */
+enum rxe_device_param {
+	RXE_FW_VER			= 0,
+	RXE_MAX_MR_SIZE			= -1ull,
+	RXE_PAGE_SIZE_CAP		= 0xfffff000,
+	RXE_VENDOR_ID			= 0,
+	RXE_VENDOR_PART_ID		= 0,
+	RXE_HW_VER			= 0,
+	RXE_MAX_QP			= 0x10000,
+	RXE_MAX_QP_WR			= 0x4000,
+	RXE_MAX_INLINE_DATA		= 400,
+	RXE_DEVICE_CAP_FLAGS		= IB_DEVICE_BAD_PKEY_CNTR
+					| IB_DEVICE_BAD_QKEY_CNTR
+					| IB_DEVICE_AUTO_PATH_MIG
+					| IB_DEVICE_CHANGE_PHY_PORT
+					| IB_DEVICE_UD_AV_PORT_ENFORCE
+					| IB_DEVICE_PORT_ACTIVE_EVENT
+					| IB_DEVICE_SYS_IMAGE_GUID
+					| IB_DEVICE_RC_RNR_NAK_GEN
+					| IB_DEVICE_SRQ_RESIZE,
+	RXE_MAX_SGE			= 27,
+	RXE_MAX_SGE_RD			= 0,
+	RXE_MAX_CQ			= 16384,
+	RXE_MAX_LOG_CQE			= 13,
+	RXE_MAX_MR			= 2 * 1024,
+	RXE_MAX_PD			= 0x7ffc,
+	RXE_MAX_QP_RD_ATOM		= 128,
+	RXE_MAX_EE_RD_ATOM		= 0,
+	RXE_MAX_RES_RD_ATOM		= 0x3f000,
+	RXE_MAX_QP_INIT_RD_ATOM		= 128,
+	RXE_MAX_EE_INIT_RD_ATOM		= 0,
+	RXE_ATOMIC_CAP			= 1,
+	RXE_MAX_EE			= 0,
+	RXE_MAX_RDD			= 0,
+	RXE_MAX_MW			= 0,
+	RXE_MAX_RAW_IPV6_QP		= 0,
+	RXE_MAX_RAW_ETHY_QP		= 0,
+	RXE_MAX_MCAST_GRP		= 8192,
+	RXE_MAX_MCAST_QP_ATTACH		= 56,
+	RXE_MAX_TOT_MCAST_QP_ATTACH	= 0x70000,
+	RXE_MAX_AH			= 100,
+	RXE_MAX_FMR			= 2 * 1024,
+	RXE_MAX_MAP_PER_FMR		= 100,
+	RXE_MAX_SRQ			= 960,
+	RXE_MAX_SRQ_WR			= 0x4000,
+	RXE_MIN_SRQ_WR			= 1,
+	RXE_MAX_SRQ_SGE			= 27,
+	RXE_MIN_SRQ_SGE			= 1,
+	RXE_MAX_FMR_PAGE_LIST_LEN	= 0,
+	RXE_MAX_PKEYS			= 64,
+	RXE_LOCAL_CA_ACK_DELAY		= 15,
+
+	RXE_MAX_UCONTEXT		= 512,
+
+	RXE_NUM_PORT			= 1,
+	RXE_NUM_COMP_VECTORS		= 1,
+
+	RXE_MIN_QP_INDEX		= 16,
+	RXE_MAX_QP_INDEX		= 0x00020000,
+
+	RXE_MIN_SRQ_INDEX		= 0x00020001,
+	RXE_MAX_SRQ_INDEX		= 0x00040000,
+
+	RXE_MIN_MR_INDEX		= 0x00000001,
+	RXE_MAX_MR_INDEX		= 0x00020000,
+	RXE_MIN_FMR_INDEX		= 0x00020001,
+	RXE_MAX_FMR_INDEX		= 0x00040000,
+	RXE_MIN_MW_INDEX		= 0x00040001,
+	RXE_MAX_MW_INDEX		= 0x00060000,
+	RXE_MAX_PKT_PER_ACK		= 64,
+
+	/* PSN window in RC, to prevent mixing new packets PSN with
+	 * old ones. According to IB SPEC this number is half of
+	 * the PSN range (2^24).
+	 */
+	RXE_MAX_UNACKED_PSNS		= 0x800000,
+
+	/* Max inflight SKBs per queue pair */
+	RXE_INFLIGHT_SKBS_PER_QP_HIGH	= 64,
+	RXE_INFLIGHT_SKBS_PER_QP_LOW	= 16,
+
+	/* Delay before calling arbiter timer */
+	RXE_NSEC_ARB_TIMER_DELAY	= 200,
+};
+
+/* default/initial rxe port parameters */
+enum rxe_port_param {
+	RXE_PORT_STATE			= IB_PORT_DOWN,
+	RXE_PORT_MAX_MTU		= IB_MTU_4096,
+	RXE_PORT_ACTIVE_MTU		= IB_MTU_256,
+	RXE_PORT_GID_TBL_LEN		= 32,
+	RXE_PORT_PORT_CAP_FLAGS		= RDMA_CORE_CAP_PROT_ROCE_UDP_ENCAP,
+	RXE_PORT_MAX_MSG_SZ		= 0x800000,
+	RXE_PORT_BAD_PKEY_CNTR		= 0,
+	RXE_PORT_QKEY_VIOL_CNTR		= 0,
+	RXE_PORT_LID			= 0,
+	RXE_PORT_SM_LID			= 0,
+	RXE_PORT_SM_SL			= 0,
+	RXE_PORT_LMC			= 0,
+	RXE_PORT_MAX_VL_NUM		= 1,
+	RXE_PORT_SUBNET_TIMEOUT		= 0,
+	RXE_PORT_INIT_TYPE_REPLY	= 0,
+	RXE_PORT_ACTIVE_WIDTH		= IB_WIDTH_1X,
+	RXE_PORT_ACTIVE_SPEED		= 1,
+	RXE_PORT_PKEY_TBL_LEN		= 64,
+	RXE_PORT_PHYS_STATE		= 2,
+	RXE_PORT_SUBNET_PREFIX		= 0xfe80000000000000ULL,
+};
+
+/* default/initial port info parameters */
+enum rxe_port_info_param {
+	RXE_PORT_INFO_VL_CAP		= 4,	/* 1-8 */
+	RXE_PORT_INFO_MTU_CAP		= 5,	/* 4096 */
+	RXE_PORT_INFO_OPER_VL		= 1,	/* 1 */
+};
+
+#endif /* RXE_PARAM_H */
