|  | /**************************************************************************** | 
|  | **************************************************************************** | 
|  | *** | 
|  | ***   This header was automatically generated from a Linux kernel header | 
|  | ***   of the same name, to make information necessary for userspace to | 
|  | ***   call into the kernel available to libc.  It contains only constants, | 
|  | ***   structures, and macros generated from the original header, and thus, | 
|  | ***   contains no copyrightable information. | 
|  | *** | 
|  | ***   To edit the content of this header, modify the corresponding | 
|  | ***   source file (e.g. under external/kernel-headers/original/) then | 
|  | ***   run bionic/libc/kernel/tools/update_all.py | 
|  | *** | 
|  | ***   Any manual change here will be lost the next time this script will | 
|  | ***   be run. You've been warned! | 
|  | *** | 
|  | **************************************************************************** | 
|  | ****************************************************************************/ | 
|  | #ifndef RDMA_USER_RXE_H | 
|  | #define RDMA_USER_RXE_H | 
|  | #include <linux/types.h> | 
|  | #include <linux/socket.h> | 
|  | #include <linux/in.h> | 
|  | #include <linux/in6.h> | 
|  | enum { | 
|  | RXE_NETWORK_TYPE_IPV4 = 1, | 
|  | RXE_NETWORK_TYPE_IPV6 = 2, | 
|  | }; | 
|  | union rxe_gid { | 
|  | __u8 raw[16]; | 
|  | struct { | 
|  | __be64 subnet_prefix; | 
|  | __be64 interface_id; | 
|  | } global; | 
|  | }; | 
|  | struct rxe_global_route { | 
|  | union rxe_gid dgid; | 
|  | __u32 flow_label; | 
|  | __u8 sgid_index; | 
|  | __u8 hop_limit; | 
|  | __u8 traffic_class; | 
|  | }; | 
|  | struct rxe_av { | 
|  | __u8 port_num; | 
|  | __u8 network_type; | 
|  | __u8 dmac[6]; | 
|  | struct rxe_global_route grh; | 
|  | union { | 
|  | struct sockaddr_in _sockaddr_in; | 
|  | struct sockaddr_in6 _sockaddr_in6; | 
|  | } sgid_addr, dgid_addr; | 
|  | }; | 
|  | struct rxe_send_wr { | 
|  | __aligned_u64 wr_id; | 
|  | __u32 reserved; | 
|  | __u32 opcode; | 
|  | __u32 send_flags; | 
|  | union { | 
|  | __be32 imm_data; | 
|  | __u32 invalidate_rkey; | 
|  | } ex; | 
|  | union { | 
|  | struct { | 
|  | __aligned_u64 remote_addr; | 
|  | __u32 rkey; | 
|  | __u32 reserved; | 
|  | } rdma; | 
|  | struct { | 
|  | __aligned_u64 remote_addr; | 
|  | __aligned_u64 compare_add; | 
|  | __aligned_u64 swap; | 
|  | __u32 rkey; | 
|  | __u32 reserved; | 
|  | } atomic; | 
|  | struct { | 
|  | __u32 remote_qpn; | 
|  | __u32 remote_qkey; | 
|  | __u16 pkey_index; | 
|  | __u16 reserved; | 
|  | __u32 ah_num; | 
|  | __u32 pad[4]; | 
|  | struct rxe_av av; | 
|  | } ud; | 
|  | struct { | 
|  | __aligned_u64 addr; | 
|  | __aligned_u64 length; | 
|  | __u32 mr_lkey; | 
|  | __u32 mw_rkey; | 
|  | __u32 rkey; | 
|  | __u32 access; | 
|  | } mw; | 
|  | } wr; | 
|  | }; | 
|  | struct rxe_sge { | 
|  | __aligned_u64 addr; | 
|  | __u32 length; | 
|  | __u32 lkey; | 
|  | }; | 
|  | struct mminfo { | 
|  | __aligned_u64 offset; | 
|  | __u32 size; | 
|  | __u32 pad; | 
|  | }; | 
|  | struct rxe_dma_info { | 
|  | __u32 length; | 
|  | __u32 resid; | 
|  | __u32 cur_sge; | 
|  | __u32 num_sge; | 
|  | __u32 sge_offset; | 
|  | __u32 reserved; | 
|  | union { | 
|  | __DECLARE_FLEX_ARRAY(__u8, inline_data); | 
|  | __DECLARE_FLEX_ARRAY(struct rxe_sge, sge); | 
|  | }; | 
|  | }; | 
|  | struct rxe_send_wqe { | 
|  | struct rxe_send_wr wr; | 
|  | __u32 status; | 
|  | __u32 state; | 
|  | __aligned_u64 iova; | 
|  | __u32 mask; | 
|  | __u32 first_psn; | 
|  | __u32 last_psn; | 
|  | __u32 ack_length; | 
|  | __u32 ssn; | 
|  | __u32 has_rd_atomic; | 
|  | struct rxe_dma_info dma; | 
|  | }; | 
|  | struct rxe_recv_wqe { | 
|  | __aligned_u64 wr_id; | 
|  | __u32 reserved; | 
|  | __u32 padding; | 
|  | struct rxe_dma_info dma; | 
|  | }; | 
|  | struct rxe_create_ah_resp { | 
|  | __u32 ah_num; | 
|  | __u32 reserved; | 
|  | }; | 
|  | struct rxe_create_cq_resp { | 
|  | struct mminfo mi; | 
|  | }; | 
|  | struct rxe_resize_cq_resp { | 
|  | struct mminfo mi; | 
|  | }; | 
|  | struct rxe_create_qp_resp { | 
|  | struct mminfo rq_mi; | 
|  | struct mminfo sq_mi; | 
|  | }; | 
|  | struct rxe_create_srq_resp { | 
|  | struct mminfo mi; | 
|  | __u32 srq_num; | 
|  | __u32 reserved; | 
|  | }; | 
|  | struct rxe_modify_srq_cmd { | 
|  | __aligned_u64 mmap_info_addr; | 
|  | }; | 
|  | struct rxe_queue_buf { | 
|  | __u32 log2_elem_size; | 
|  | __u32 index_mask; | 
|  | __u32 pad_1[30]; | 
|  | __u32 producer_index; | 
|  | __u32 pad_2[31]; | 
|  | __u32 consumer_index; | 
|  | __u32 pad_3[31]; | 
|  | __u8 data[]; | 
|  | }; | 
|  | #endif |