1 /* 2 * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. 3 * Copyright (c) 2004 Infinicon Corporation. All rights reserved. 4 * Copyright (c) 2004 Intel Corporation. All rights reserved. 5 * Copyright (c) 2004 Topspin Corporation. All rights reserved. 6 * Copyright (c) 2004 Voltaire Corporation. All rights reserved. 7 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. 8 * Copyright (c) 2005, 2006, 2007 Cisco Systems. All rights reserved. 9 * 10 * This software is available to you under a choice of one of two 11 * licenses. You may choose to be licensed under the terms of the GNU 12 * General Public License (GPL) Version 2, available from the file 13 * COPYING in the main directory of this source tree, or the 14 * OpenIB.org BSD license below: 15 * 16 * Redistribution and use in source and binary forms, with or 17 * without modification, are permitted provided that the following 18 * conditions are met: 19 * 20 * - Redistributions of source code must retain the above 21 * copyright notice, this list of conditions and the following 22 * disclaimer. 23 * 24 * - Redistributions in binary form must reproduce the above 25 * copyright notice, this list of conditions and the following 26 * disclaimer in the documentation and/or other materials 27 * provided with the distribution. 28 * 29 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 30 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 31 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 32 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 33 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 34 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 35 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 36 * SOFTWARE. 37 */ 38 39 #ifndef IB_VERBS_EXP_H 40 #define IB_VERBS_EXP_H 41 42 #include <rdma/ib_verbs.h> 43 44 45 enum ib_exp_device_cap_flags2 { 46 IB_EXP_DEVICE_DC_TRANSPORT = 1 << 0, 47 IB_EXP_DEVICE_QPG = 1 << 1, 48 IB_EXP_DEVICE_UD_RSS = 1 << 2, 49 IB_EXP_DEVICE_UD_TSS = 1 << 3 50 }; 51 52 enum ib_exp_device_attr_comp_mask { 53 IB_EXP_DEVICE_ATTR_WITH_TIMESTAMP_MASK = 1ULL << 1, 54 IB_EXP_DEVICE_ATTR_WITH_HCA_CORE_CLOCK = 1ULL << 2, 55 IB_EXP_DEVICE_ATTR_CAP_FLAGS2 = 1ULL << 3, 56 IB_EXP_DEVICE_ATTR_DC_REQ_RD = 1ULL << 4, 57 IB_EXP_DEVICE_ATTR_DC_RES_RD = 1ULL << 5, 58 IB_EXP_DEVICE_ATTR_INLINE_RECV_SZ = 1ULL << 6, 59 IB_EXP_DEVICE_ATTR_RSS_TBL_SZ = 1ULL << 7, 60 }; 61 62 struct ib_exp_device_attr { 63 struct ib_device_attr base; 64 /* Use IB_EXP_DEVICE_ATTR_... for exp_comp_mask */ 65 uint32_t exp_comp_mask; 66 uint64_t device_cap_flags2; 67 uint32_t dc_rd_req; 68 uint32_t dc_rd_res; 69 uint32_t inline_recv_sz; 70 uint32_t max_rss_tbl_sz; 71 }; 72 73 struct ib_exp_qp_init_attr { 74 void (*event_handler)(struct ib_event *, void *); 75 void *qp_context; 76 struct ib_cq *send_cq; 77 struct ib_cq *recv_cq; 78 struct ib_srq *srq; 79 struct ib_xrcd *xrcd; /* XRC TGT QPs only */ 80 struct ib_qp_cap cap; 81 union { 82 struct ib_qp *qpg_parent; /* see qpg_type */ 83 struct ib_qpg_init_attrib parent_attrib; 84 }; 85 enum ib_sig_type sq_sig_type; 86 enum ib_qp_type qp_type; 87 enum ib_qp_create_flags create_flags; 88 enum ib_qpg_type qpg_type; 89 u8 port_num; /* special QP types only */ 90 u32 max_inl_recv; 91 }; 92 93 94 int ib_exp_query_device(struct ib_device *device, 95 struct ib_exp_device_attr *device_attr); 96 97 98 99 100 #endif /* IB_VERBS_EXP_H */ 101