137 строки
3.5 KiB
C
137 строки
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
|
|
/*
|
|
* Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved.
|
|
* Copyright (c) 2015 System Fabric Works, Inc. All rights reserved.
|
|
*/
|
|
|
|
#ifndef RXE_PARAM_H
|
|
#define RXE_PARAM_H
|
|
|
|
#include <uapi/rdma/rdma_user_rxe.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_MAX_MR_SIZE = -1ull,
|
|
RXE_PAGE_SIZE_CAP = 0xfffff000,
|
|
RXE_MAX_QP = 0x10000,
|
|
RXE_MAX_QP_WR = 0x4000,
|
|
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
|
|
| IB_DEVICE_ALLOW_USER_UNREG,
|
|
RXE_MAX_SGE = 32,
|
|
RXE_MAX_WQE_SIZE = sizeof(struct rxe_send_wqe) +
|
|
sizeof(struct ib_sge) * RXE_MAX_SGE,
|
|
RXE_MAX_INLINE_DATA = RXE_MAX_WQE_SIZE -
|
|
sizeof(struct rxe_send_wqe),
|
|
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_RES_RD_ATOM = 0x3f000,
|
|
RXE_MAX_QP_INIT_RD_ATOM = 128,
|
|
RXE_MAX_MCAST_GRP = 8192,
|
|
RXE_MAX_MCAST_QP_ATTACH = 56,
|
|
RXE_MAX_TOT_MCAST_QP_ATTACH = 0x70000,
|
|
RXE_MAX_AH = 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 = 512,
|
|
RXE_MAX_PKEYS = 1,
|
|
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,
|
|
|
|
/* IBTA v1.4 A3.3.1 VENDOR INFORMATION section */
|
|
RXE_VENDOR_ID = 0XFFFFFF,
|
|
};
|
|
|
|
/* 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 = 1,
|
|
RXE_PORT_PHYS_STATE = IB_PORT_PHYS_STATE_POLLING,
|
|
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 */
|