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 num_sge; 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 rkey; 66 __u32 reserved; 67 } rdma; 68 struct { 69 __aligned_u64 remote_addr; 70 __aligned_u64 compare_add; 71 __aligned_u64 swap; 72 __u32 rkey; 73 __u32 reserved; 74 } atomic; 75 struct { 76 __u32 remote_qpn; 77 __u32 remote_qkey; 78 __u16 pkey_index; 79 __u16 reserved; 80 __u32 ah_num; 81 __u32 pad[4]; 82 struct rxe_av av; 83 } ud; 84 struct { 85 __aligned_u64 addr; 86 __aligned_u64 length; 87 __u32 mr_lkey; 88 __u32 mw_rkey; 89 __u32 rkey; 90 __u32 access; 91 } mw; 92 } wr; 93 }; 94 struct rxe_sge { 95 __aligned_u64 addr; 96 __u32 length; 97 __u32 lkey; 98 }; 99 struct mminfo { 100 __aligned_u64 offset; 101 __u32 size; 102 __u32 pad; 103 }; 104 struct rxe_dma_info { 105 __u32 length; 106 __u32 resid; 107 __u32 cur_sge; 108 __u32 num_sge; 109 __u32 sge_offset; 110 __u32 reserved; 111 union { 112 __DECLARE_FLEX_ARRAY(__u8, inline_data); 113 __DECLARE_FLEX_ARRAY(struct rxe_sge, sge); 114 }; 115 }; 116 struct rxe_send_wqe { 117 struct rxe_send_wr wr; 118 __u32 status; 119 __u32 state; 120 __aligned_u64 iova; 121 __u32 mask; 122 __u32 first_psn; 123 __u32 last_psn; 124 __u32 ack_length; 125 __u32 ssn; 126 __u32 has_rd_atomic; 127 struct rxe_dma_info dma; 128 }; 129 struct rxe_recv_wqe { 130 __aligned_u64 wr_id; 131 __u32 num_sge; 132 __u32 padding; 133 struct rxe_dma_info dma; 134 }; 135 struct rxe_create_ah_resp { 136 __u32 ah_num; 137 __u32 reserved; 138 }; 139 struct rxe_create_cq_resp { 140 struct mminfo mi; 141 }; 142 struct rxe_resize_cq_resp { 143 struct mminfo mi; 144 }; 145 struct rxe_create_qp_resp { 146 struct mminfo rq_mi; 147 struct mminfo sq_mi; 148 }; 149 struct rxe_create_srq_resp { 150 struct mminfo mi; 151 __u32 srq_num; 152 __u32 reserved; 153 }; 154 struct rxe_modify_srq_cmd { 155 __aligned_u64 mmap_info_addr; 156 }; 157 struct rxe_queue_buf { 158 __u32 log2_elem_size; 159 __u32 index_mask; 160 __u32 pad_1[30]; 161 __u32 producer_index; 162 __u32 pad_2[31]; 163 __u32 consumer_index; 164 __u32 pad_3[31]; 165 __u8 data[]; 166 }; 167 #endif 168