1 /* 2 * Copyright (c) 2005 Cisco Systems. All rights reserved. 3 * 4 * This software is available to you under a choice of one of two 5 * licenses. You may choose to be licensed under the terms of the GNU 6 * General Public License (GPL) Version 2, available from the file 7 * COPYING in the main directory of this source tree, or the 8 * OpenIB.org BSD license below: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 18 * - Redistributions in binary form must reproduce the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer in the documentation and/or other materials 21 * provided with the distribution. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30 * SOFTWARE. 31 * 32 * $Id: mthca_wqe.h 3047 2005-08-10 03:59:35Z roland $ 33 */ 34 35 #ifndef MTHCA_WQE_H 36 #define MTHCA_WQE_H 37 38 #include <linux/types.h> 39 40 enum { 41 MTHCA_NEXT_DBD = 1 << 7, 42 MTHCA_NEXT_FENCE = 1 << 6, 43 MTHCA_NEXT_CQ_UPDATE = 1 << 3, 44 MTHCA_NEXT_EVENT_GEN = 1 << 2, 45 MTHCA_NEXT_SOLICIT = 1 << 1, 46 47 MTHCA_MLX_VL15 = 1 << 17, 48 MTHCA_MLX_SLR = 1 << 16 49 }; 50 51 enum { 52 MTHCA_INVAL_LKEY = 0x100 53 }; 54 55 struct mthca_next_seg { 56 __be32 nda_op; /* [31:6] next WQE [4:0] next opcode */ 57 __be32 ee_nds; /* [31:8] next EE [7] DBD [6] F [5:0] next WQE size */ 58 __be32 flags; /* [3] CQ [2] Event [1] Solicit */ 59 __be32 imm; /* immediate data */ 60 }; 61 62 struct mthca_tavor_ud_seg { 63 u32 reserved1; 64 __be32 lkey; 65 __be64 av_addr; 66 u32 reserved2[4]; 67 __be32 dqpn; 68 __be32 qkey; 69 u32 reserved3[2]; 70 }; 71 72 struct mthca_arbel_ud_seg { 73 __be32 av[8]; 74 __be32 dqpn; 75 __be32 qkey; 76 u32 reserved[2]; 77 }; 78 79 struct mthca_bind_seg { 80 __be32 flags; /* [31] Atomic [30] rem write [29] rem read */ 81 u32 reserved; 82 __be32 new_rkey; 83 __be32 lkey; 84 __be64 addr; 85 __be64 length; 86 }; 87 88 struct mthca_raddr_seg { 89 __be64 raddr; 90 __be32 rkey; 91 u32 reserved; 92 }; 93 94 struct mthca_atomic_seg { 95 __be64 swap_add; 96 __be64 compare; 97 }; 98 99 struct mthca_data_seg { 100 __be32 byte_count; 101 __be32 lkey; 102 __be64 addr; 103 }; 104 105 struct mthca_mlx_seg { 106 __be32 nda_op; 107 __be32 nds; 108 __be32 flags; /* [17] VL15 [16] SLR [14:12] static rate 109 [11:8] SL [3] C [2] E */ 110 __be16 rlid; 111 __be16 vcrc; 112 }; 113 114 #endif /* MTHCA_WQE_H */ 115