1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef RDMA_USER_RXE_H 20 #define RDMA_USER_RXE_H 21 #include <linux/types.h> 22 #include <linux/socket.h> 23 #include <linux/in.h> 24 #include <linux/in6.h> 25 enum { 26 RXE_NETWORK_TYPE_IPV4 = 1, 27 RXE_NETWORK_TYPE_IPV6 = 2, 28 }; 29 union rxe_gid { 30 __u8 raw[16]; 31 struct { 32 __be64 subnet_prefix; 33 __be64 interface_id; 34 } global; 35 }; 36 struct rxe_global_route { 37 union rxe_gid dgid; 38 __u32 flow_label; 39 __u8 sgid_index; 40 __u8 hop_limit; 41 __u8 traffic_class; 42 }; 43 struct rxe_av { 44 __u8 port_num; 45 __u8 network_type; 46 __u8 dmac[6]; 47 struct rxe_global_route grh; 48 union { 49 struct sockaddr_in _sockaddr_in; 50 struct sockaddr_in6 _sockaddr_in6; 51 } sgid_addr, dgid_addr; 52 }; 53 struct rxe_send_wr { 54 __aligned_u64 wr_id; 55 __u32 reserved; 56 __u32 opcode; 57 __u32 send_flags; 58 union { 59 __be32 imm_data; 60 __u32 invalidate_rkey; 61 } ex; 62 union { 63 struct { 64 __aligned_u64 remote_addr; 65 __u32 length; 66 __u32 rkey; 67 __u8 type; 68 __u8 level; 69 } flush; 70 struct { 71 __aligned_u64 remote_addr; 72 __u32 rkey; 73 __u32 reserved; 74 } rdma; 75 struct { 76 __aligned_u64 remote_addr; 77 __aligned_u64 compare_add; 78 __aligned_u64 swap; 79 __u32 rkey; 80 __u32 reserved; 81 } atomic; 82 struct { 83 __u32 remote_qpn; 84 __u32 remote_qkey; 85 __u16 pkey_index; 86 __u16 reserved; 87 __u32 ah_num; 88 __u32 pad[4]; 89 struct rxe_av av; 90 } ud; 91 struct { 92 __aligned_u64 addr; 93 __aligned_u64 length; 94 __u32 mr_lkey; 95 __u32 mw_rkey; 96 __u32 rkey; 97 __u32 access; 98 } mw; 99 } wr; 100 }; 101 struct rxe_sge { 102 __aligned_u64 addr; 103 __u32 length; 104 __u32 lkey; 105 }; 106 struct mminfo { 107 __aligned_u64 offset; 108 __u32 size; 109 __u32 pad; 110 }; 111 struct rxe_dma_info { 112 __u32 length; 113 __u32 resid; 114 __u32 cur_sge; 115 __u32 num_sge; 116 __u32 sge_offset; 117 __u32 reserved; 118 union { 119 __DECLARE_FLEX_ARRAY(__u8, inline_data); 120 __DECLARE_FLEX_ARRAY(__u8, atomic_wr); 121 __DECLARE_FLEX_ARRAY(struct rxe_sge, sge); 122 }; 123 }; 124 struct rxe_send_wqe { 125 struct rxe_send_wr wr; 126 __u32 status; 127 __u32 state; 128 __aligned_u64 iova; 129 __u32 mask; 130 __u32 first_psn; 131 __u32 last_psn; 132 __u32 ack_length; 133 __u32 ssn; 134 __u32 has_rd_atomic; 135 struct rxe_dma_info dma; 136 }; 137 struct rxe_recv_wqe { 138 __aligned_u64 wr_id; 139 __u32 reserved; 140 __u32 padding; 141 struct rxe_dma_info dma; 142 }; 143 struct rxe_create_ah_resp { 144 __u32 ah_num; 145 __u32 reserved; 146 }; 147 struct rxe_create_cq_resp { 148 struct mminfo mi; 149 }; 150 struct rxe_resize_cq_resp { 151 struct mminfo mi; 152 }; 153 struct rxe_create_qp_resp { 154 struct mminfo rq_mi; 155 struct mminfo sq_mi; 156 }; 157 struct rxe_create_srq_resp { 158 struct mminfo mi; 159 __u32 srq_num; 160 __u32 reserved; 161 }; 162 struct rxe_modify_srq_cmd { 163 __aligned_u64 mmap_info_addr; 164 }; 165 struct rxe_queue_buf { 166 __u32 log2_elem_size; 167 __u32 index_mask; 168 __u32 pad_1[30]; 169 __u32 producer_index; 170 __u32 pad_2[31]; 171 __u32 consumer_index; 172 __u32 pad_3[31]; 173 __u8 data[]; 174 }; 175 #endif 176