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/*
* Copyright (c) 2016 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
| IB_DEVICE_MEM_MGT_EXTENSIONS,
RXE_MAX_SGE = 32,
RXE_MAX_SGE_RD = 32,
RXE_MAX_CQ = 16384,
RXE_MAX_LOG_CQE = 15,
RXE_MAX_MR = 256 * 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_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 = 0,
RXE_MAX_MAP_PER_FMR = 0,
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 = 512,
RXE_MAX_PKEYS = 64,
RXE_LOCAL_CA_ACK_DELAY = 15,
RXE_MAX_UCONTEXT = 512,
RXE_NUM_PORT = 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 = 0x00040000,
RXE_MIN_MW_INDEX = 0x00040001,
RXE_MAX_MW_INDEX = 0x00060000,
RXE_MAX_PKT_PER_ACK = 64,
RXE_MAX_UNACKED_PSNS = 128,
/* 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_GID_TBL_LEN = 1024,
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 */
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