1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, v.1, (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://opensource.org/licenses/CDDL-1.0. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2014-2017 Cavium, Inc. 24 * The contents of this file are subject to the terms of the Common Development 25 * and Distribution License, v.1, (the "License"). 26 27 * You may not use this file except in compliance with the License. 28 29 * You can obtain a copy of the License at available 30 * at http://opensource.org/licenses/CDDL-1.0 31 32 * See the License for the specific language governing permissions and 33 * limitations under the License. 34 */ 35 36 #ifndef __RDMA_COMMON__ 37 #define __RDMA_COMMON__ 38 /************************/ 39 /* RDMA FW CONSTANTS */ 40 /************************/ 41 42 #define RDMA_RESERVED_LKEY (0) //Reserved lkey 43 #define RDMA_RING_PAGE_SIZE (0x1000) //4KB pages 44 45 #define RDMA_MAX_SGE_PER_SQ_WQE (4) //max number of SGEs in a single request 46 #define RDMA_MAX_SGE_PER_RQ_WQE (4) //max number of SGEs in a single request 47 48 #define RDMA_MAX_DATA_SIZE_IN_WQE (0x80000000) //max size of data in single request 49 50 #define RDMA_REQ_RD_ATOMIC_ELM_SIZE (0x50) 51 #define RDMA_RESP_RD_ATOMIC_ELM_SIZE (0x20) 52 53 #define RDMA_MAX_CQS (64*1024) 54 #define RDMA_MAX_TIDS (128*1024-1) 55 #define RDMA_MAX_PDS (64*1024) 56 57 #define RDMA_NUM_STATISTIC_COUNTERS MAX_NUM_VPORTS 58 #define RDMA_NUM_STATISTIC_COUNTERS_K2 MAX_NUM_VPORTS_K2 59 #define RDMA_NUM_STATISTIC_COUNTERS_BB MAX_NUM_VPORTS_BB 60 61 #define RDMA_TASK_TYPE (PROTOCOLID_ROCE) 62 63 64 struct rdma_srq_id 65 { 66 __le16 srq_idx /* SRQ index */; 67 __le16 opaque_fid; 68 }; 69 70 71 struct rdma_srq_producers 72 { 73 __le32 sge_prod /* Current produced sge in SRQ */; 74 __le32 wqe_prod /* Current produced WQE to SRQ */; 75 }; 76 77 #endif /* __RDMA_COMMON__ */ 78