--- /dev/null
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
+/*
+ * Copyright (c) 2005 Topspin Communications. All rights reserved.
+ * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
+ * Copyright (c) 2005 PathScale, Inc. All rights reserved.
+ * Copyright (c) 2006 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef IB_USER_VERBS_H
+#define IB_USER_VERBS_H
+
+#include <linux/types.h>
+
+/*
+ * Increment this value if any changes that break userspace ABI
+ * compatibility are made.
+ */
+#define IB_USER_VERBS_ABI_VERSION 6
+#define IB_USER_VERBS_CMD_THRESHOLD 50
+
+enum {
+ IB_USER_VERBS_CMD_GET_CONTEXT,
+ IB_USER_VERBS_CMD_QUERY_DEVICE,
+ IB_USER_VERBS_CMD_QUERY_PORT,
+ IB_USER_VERBS_CMD_ALLOC_PD,
+ IB_USER_VERBS_CMD_DEALLOC_PD,
+ IB_USER_VERBS_CMD_CREATE_AH,
+ IB_USER_VERBS_CMD_MODIFY_AH,
+ IB_USER_VERBS_CMD_QUERY_AH,
+ IB_USER_VERBS_CMD_DESTROY_AH,
+ IB_USER_VERBS_CMD_REG_MR,
+ IB_USER_VERBS_CMD_REG_SMR,
+ IB_USER_VERBS_CMD_REREG_MR,
+ IB_USER_VERBS_CMD_QUERY_MR,
+ IB_USER_VERBS_CMD_DEREG_MR,
+ IB_USER_VERBS_CMD_ALLOC_MW,
+ IB_USER_VERBS_CMD_BIND_MW,
+ IB_USER_VERBS_CMD_DEALLOC_MW,
+ IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
+ IB_USER_VERBS_CMD_CREATE_CQ,
+ IB_USER_VERBS_CMD_RESIZE_CQ,
+ IB_USER_VERBS_CMD_DESTROY_CQ,
+ IB_USER_VERBS_CMD_POLL_CQ,
+ IB_USER_VERBS_CMD_PEEK_CQ,
+ IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
+ IB_USER_VERBS_CMD_CREATE_QP,
+ IB_USER_VERBS_CMD_QUERY_QP,
+ IB_USER_VERBS_CMD_MODIFY_QP,
+ IB_USER_VERBS_CMD_DESTROY_QP,
+ IB_USER_VERBS_CMD_POST_SEND,
+ IB_USER_VERBS_CMD_POST_RECV,
+ IB_USER_VERBS_CMD_ATTACH_MCAST,
+ IB_USER_VERBS_CMD_DETACH_MCAST,
+ IB_USER_VERBS_CMD_CREATE_SRQ,
+ IB_USER_VERBS_CMD_MODIFY_SRQ,
+ IB_USER_VERBS_CMD_QUERY_SRQ,
+ IB_USER_VERBS_CMD_DESTROY_SRQ,
+ IB_USER_VERBS_CMD_POST_SRQ_RECV,
+ IB_USER_VERBS_CMD_OPEN_XRCD,
+ IB_USER_VERBS_CMD_CLOSE_XRCD,
+ IB_USER_VERBS_CMD_CREATE_XSRQ,
+ IB_USER_VERBS_CMD_OPEN_QP,
+};
+
+enum {
+ IB_USER_VERBS_EX_CMD_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE,
+ IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ,
+ IB_USER_VERBS_EX_CMD_CREATE_QP = IB_USER_VERBS_CMD_CREATE_QP,
+ IB_USER_VERBS_EX_CMD_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP,
+ IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
+ IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
+ IB_USER_VERBS_EX_CMD_CREATE_WQ,
+ IB_USER_VERBS_EX_CMD_MODIFY_WQ,
+ IB_USER_VERBS_EX_CMD_DESTROY_WQ,
+ IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL,
+ IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL,
+ IB_USER_VERBS_EX_CMD_MODIFY_CQ
+};
+
+/*
+ * Make sure that all structs defined in this file remain laid out so
+ * that they pack the same way on 32-bit and 64-bit architectures (to
+ * avoid incompatibility between 32-bit userspace and 64-bit kernels).
+ * Specifically:
+ * - Do not use pointer types -- pass pointers in __u64 instead.
+ * - Make sure that any structure larger than 4 bytes is padded to a
+ * multiple of 8 bytes. Otherwise the structure size will be
+ * different between 32-bit and 64-bit architectures.
+ */
+
+struct ib_uverbs_async_event_desc {
+ __aligned_u64 element;
+ __u32 event_type; /* enum ib_event_type */
+ __u32 reserved;
+};
+
+struct ib_uverbs_comp_event_desc {
+ __aligned_u64 cq_handle;
+};
+
+struct ib_uverbs_cq_moderation_caps {
+ __u16 max_cq_moderation_count;
+ __u16 max_cq_moderation_period;
+ __u32 reserved;
+};
+
+/*
+ * All commands from userspace should start with a __u32 command field
+ * followed by __u16 in_words and out_words fields (which give the
+ * length of the command block and response buffer if any in 32-bit
+ * words). The kernel driver will read these fields first and read
+ * the rest of the command struct based on these value.
+ */
+
+#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
+#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80000000u
+
+struct ib_uverbs_cmd_hdr {
+ __u32 command;
+ __u16 in_words;
+ __u16 out_words;
+};
+
+struct ib_uverbs_ex_cmd_hdr {
+ __aligned_u64 response;
+ __u16 provider_in_words;
+ __u16 provider_out_words;
+ __u32 cmd_hdr_reserved;
+};
+
+struct ib_uverbs_get_context {
+ __aligned_u64 response;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_get_context_resp {
+ __u32 async_fd;
+ __u32 num_comp_vectors;
+};
+
+struct ib_uverbs_query_device {
+ __aligned_u64 response;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_query_device_resp {
+ __aligned_u64 fw_ver;
+ __be64 node_guid;
+ __be64 sys_image_guid;
+ __aligned_u64 max_mr_size;
+ __aligned_u64 page_size_cap;
+ __u32 vendor_id;
+ __u32 vendor_part_id;
+ __u32 hw_ver;
+ __u32 max_qp;
+ __u32 max_qp_wr;
+ __u32 device_cap_flags;
+ __u32 max_sge;
+ __u32 max_sge_rd;
+ __u32 max_cq;
+ __u32 max_cqe;
+ __u32 max_mr;
+ __u32 max_pd;
+ __u32 max_qp_rd_atom;
+ __u32 max_ee_rd_atom;
+ __u32 max_res_rd_atom;
+ __u32 max_qp_init_rd_atom;
+ __u32 max_ee_init_rd_atom;
+ __u32 atomic_cap;
+ __u32 max_ee;
+ __u32 max_rdd;
+ __u32 max_mw;
+ __u32 max_raw_ipv6_qp;
+ __u32 max_raw_ethy_qp;
+ __u32 max_mcast_grp;
+ __u32 max_mcast_qp_attach;
+ __u32 max_total_mcast_qp_attach;
+ __u32 max_ah;
+ __u32 max_fmr;
+ __u32 max_map_per_fmr;
+ __u32 max_srq;
+ __u32 max_srq_wr;
+ __u32 max_srq_sge;
+ __u16 max_pkeys;
+ __u8 local_ca_ack_delay;
+ __u8 phys_port_cnt;
+ __u8 reserved[4];
+};
+
+struct ib_uverbs_ex_query_device {
+ __u32 comp_mask;
+ __u32 reserved;
+};
+
+struct ib_uverbs_odp_caps {
+ __aligned_u64 general_caps;
+ struct {
+ __u32 rc_odp_caps;
+ __u32 uc_odp_caps;
+ __u32 ud_odp_caps;
+ } per_transport_caps;
+ __u32 reserved;
+};
+
+struct ib_uverbs_rss_caps {
+ /* Corresponding bit will be set if qp type from
+ * 'enum ib_qp_type' is supported, e.g.
+ * supported_qpts |= 1 << IB_QPT_UD
+ */
+ __u32 supported_qpts;
+ __u32 max_rwq_indirection_tables;
+ __u32 max_rwq_indirection_table_size;
+ __u32 reserved;
+};
+
+struct ib_uverbs_tm_caps {
+ /* Max size of rendezvous request message */
+ __u32 max_rndv_hdr_size;
+ /* Max number of entries in tag matching list */
+ __u32 max_num_tags;
+ /* TM flags */
+ __u32 flags;
+ /* Max number of outstanding list operations */
+ __u32 max_ops;
+ /* Max number of SGE in tag matching entry */
+ __u32 max_sge;
+ __u32 reserved;
+};
+
+struct ib_uverbs_ex_query_device_resp {
+ struct ib_uverbs_query_device_resp base;
+ __u32 comp_mask;
+ __u32 response_length;
+ struct ib_uverbs_odp_caps odp_caps;
+ __aligned_u64 timestamp_mask;
+ __aligned_u64 hca_core_clock; /* in KHZ */
+ __aligned_u64 device_cap_flags_ex;
+ struct ib_uverbs_rss_caps rss_caps;
+ __u32 max_wq_type_rq;
+ __u32 raw_packet_caps;
+ struct ib_uverbs_tm_caps tm_caps;
+ struct ib_uverbs_cq_moderation_caps cq_moderation_caps;
+ __aligned_u64 max_dm_size;
+};
+
+struct ib_uverbs_query_port {
+ __aligned_u64 response;
+ __u8 port_num;
+ __u8 reserved[7];
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_query_port_resp {
+ __u32 port_cap_flags; /* see ib_uverbs_query_port_cap_flags */
+ __u32 max_msg_sz;
+ __u32 bad_pkey_cntr;
+ __u32 qkey_viol_cntr;
+ __u32 gid_tbl_len;
+ __u16 pkey_tbl_len;
+ __u16 lid;
+ __u16 sm_lid;
+ __u8 state;
+ __u8 max_mtu;
+ __u8 active_mtu;
+ __u8 lmc;
+ __u8 max_vl_num;
+ __u8 sm_sl;
+ __u8 subnet_timeout;
+ __u8 init_type_reply;
+ __u8 active_width;
+ __u8 active_speed;
+ __u8 phys_state;
+ __u8 link_layer;
+ __u8 flags; /* see ib_uverbs_query_port_flags */
+ __u8 reserved;
+};
+
+struct ib_uverbs_alloc_pd {
+ __aligned_u64 response;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_alloc_pd_resp {
+ __u32 pd_handle;
+};
+
+struct ib_uverbs_dealloc_pd {
+ __u32 pd_handle;
+};
+
+struct ib_uverbs_open_xrcd {
+ __aligned_u64 response;
+ __u32 fd;
+ __u32 oflags;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_open_xrcd_resp {
+ __u32 xrcd_handle;
+};
+
+struct ib_uverbs_close_xrcd {
+ __u32 xrcd_handle;
+};
+
+struct ib_uverbs_reg_mr {
+ __aligned_u64 response;
+ __aligned_u64 start;
+ __aligned_u64 length;
+ __aligned_u64 hca_va;
+ __u32 pd_handle;
+ __u32 access_flags;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_reg_mr_resp {
+ __u32 mr_handle;
+ __u32 lkey;
+ __u32 rkey;
+};
+
+struct ib_uverbs_rereg_mr {
+ __aligned_u64 response;
+ __u32 mr_handle;
+ __u32 flags;
+ __aligned_u64 start;
+ __aligned_u64 length;
+ __aligned_u64 hca_va;
+ __u32 pd_handle;
+ __u32 access_flags;
+};
+
+struct ib_uverbs_rereg_mr_resp {
+ __u32 lkey;
+ __u32 rkey;
+};
+
+struct ib_uverbs_dereg_mr {
+ __u32 mr_handle;
+};
+
+struct ib_uverbs_alloc_mw {
+ __aligned_u64 response;
+ __u32 pd_handle;
+ __u8 mw_type;
+ __u8 reserved[3];
+};
+
+struct ib_uverbs_alloc_mw_resp {
+ __u32 mw_handle;
+ __u32 rkey;
+};
+
+struct ib_uverbs_dealloc_mw {
+ __u32 mw_handle;
+};
+
+struct ib_uverbs_create_comp_channel {
+ __aligned_u64 response;
+};
+
+struct ib_uverbs_create_comp_channel_resp {
+ __u32 fd;
+};
+
+struct ib_uverbs_create_cq {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 cqe;
+ __u32 comp_vector;
+ __s32 comp_channel;
+ __u32 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+enum ib_uverbs_ex_create_cq_flags {
+ IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION = 1 << 0,
+ IB_UVERBS_CQ_FLAGS_IGNORE_OVERRUN = 1 << 1,
+};
+
+struct ib_uverbs_ex_create_cq {
+ __aligned_u64 user_handle;
+ __u32 cqe;
+ __u32 comp_vector;
+ __s32 comp_channel;
+ __u32 comp_mask;
+ __u32 flags; /* bitmask of ib_uverbs_ex_create_cq_flags */
+ __u32 reserved;
+};
+
+struct ib_uverbs_create_cq_resp {
+ __u32 cq_handle;
+ __u32 cqe;
+};
+
+struct ib_uverbs_ex_create_cq_resp {
+ struct ib_uverbs_create_cq_resp base;
+ __u32 comp_mask;
+ __u32 response_length;
+};
+
+struct ib_uverbs_resize_cq {
+ __aligned_u64 response;
+ __u32 cq_handle;
+ __u32 cqe;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_resize_cq_resp {
+ __u32 cqe;
+ __u32 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_poll_cq {
+ __aligned_u64 response;
+ __u32 cq_handle;
+ __u32 ne;
+};
+
+struct ib_uverbs_wc {
+ __aligned_u64 wr_id;
+ __u32 status;
+ __u32 opcode;
+ __u32 vendor_err;
+ __u32 byte_len;
+ union {
+ __be32 imm_data;
+ __u32 invalidate_rkey;
+ } ex;
+ __u32 qp_num;
+ __u32 src_qp;
+ __u32 wc_flags;
+ __u16 pkey_index;
+ __u16 slid;
+ __u8 sl;
+ __u8 dlid_path_bits;
+ __u8 port_num;
+ __u8 reserved;
+};
+
+struct ib_uverbs_poll_cq_resp {
+ __u32 count;
+ __u32 reserved;
+ struct ib_uverbs_wc wc[0];
+};
+
+struct ib_uverbs_req_notify_cq {
+ __u32 cq_handle;
+ __u32 solicited_only;
+};
+
+struct ib_uverbs_destroy_cq {
+ __aligned_u64 response;
+ __u32 cq_handle;
+ __u32 reserved;
+};
+
+struct ib_uverbs_destroy_cq_resp {
+ __u32 comp_events_reported;
+ __u32 async_events_reported;
+};
+
+struct ib_uverbs_global_route {
+ __u8 dgid[16];
+ __u32 flow_label;
+ __u8 sgid_index;
+ __u8 hop_limit;
+ __u8 traffic_class;
+ __u8 reserved;
+};
+
+struct ib_uverbs_ah_attr {
+ struct ib_uverbs_global_route grh;
+ __u16 dlid;
+ __u8 sl;
+ __u8 src_path_bits;
+ __u8 static_rate;
+ __u8 is_global;
+ __u8 port_num;
+ __u8 reserved;
+};
+
+struct ib_uverbs_qp_attr {
+ __u32 qp_attr_mask;
+ __u32 qp_state;
+ __u32 cur_qp_state;
+ __u32 path_mtu;
+ __u32 path_mig_state;
+ __u32 qkey;
+ __u32 rq_psn;
+ __u32 sq_psn;
+ __u32 dest_qp_num;
+ __u32 qp_access_flags;
+
+ struct ib_uverbs_ah_attr ah_attr;
+ struct ib_uverbs_ah_attr alt_ah_attr;
+
+ /* ib_qp_cap */
+ __u32 max_send_wr;
+ __u32 max_recv_wr;
+ __u32 max_send_sge;
+ __u32 max_recv_sge;
+ __u32 max_inline_data;
+
+ __u16 pkey_index;
+ __u16 alt_pkey_index;
+ __u8 en_sqd_async_notify;
+ __u8 sq_draining;
+ __u8 max_rd_atomic;
+ __u8 max_dest_rd_atomic;
+ __u8 min_rnr_timer;
+ __u8 port_num;
+ __u8 timeout;
+ __u8 retry_cnt;
+ __u8 rnr_retry;
+ __u8 alt_port_num;
+ __u8 alt_timeout;
+ __u8 reserved[5];
+};
+
+struct ib_uverbs_create_qp {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 send_cq_handle;
+ __u32 recv_cq_handle;
+ __u32 srq_handle;
+ __u32 max_send_wr;
+ __u32 max_recv_wr;
+ __u32 max_send_sge;
+ __u32 max_recv_sge;
+ __u32 max_inline_data;
+ __u8 sq_sig_all;
+ __u8 qp_type;
+ __u8 is_srq;
+ __u8 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+enum ib_uverbs_create_qp_mask {
+ IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0,
+};
+
+enum {
+ IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE,
+};
+
+enum {
+ /*
+ * This value is equal to IB_QP_DEST_QPN.
+ */
+ IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20,
+};
+
+enum {
+ /*
+ * This value is equal to IB_QP_RATE_LIMIT.
+ */
+ IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25,
+};
+
+struct ib_uverbs_ex_create_qp {
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 send_cq_handle;
+ __u32 recv_cq_handle;
+ __u32 srq_handle;
+ __u32 max_send_wr;
+ __u32 max_recv_wr;
+ __u32 max_send_sge;
+ __u32 max_recv_sge;
+ __u32 max_inline_data;
+ __u8 sq_sig_all;
+ __u8 qp_type;
+ __u8 is_srq;
+ __u8 reserved;
+ __u32 comp_mask;
+ __u32 create_flags;
+ __u32 rwq_ind_tbl_handle;
+ __u32 source_qpn;
+};
+
+struct ib_uverbs_open_qp {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 qpn;
+ __u8 qp_type;
+ __u8 reserved[7];
+ __aligned_u64 driver_data[0];
+};
+
+/* also used for open response */
+struct ib_uverbs_create_qp_resp {
+ __u32 qp_handle;
+ __u32 qpn;
+ __u32 max_send_wr;
+ __u32 max_recv_wr;
+ __u32 max_send_sge;
+ __u32 max_recv_sge;
+ __u32 max_inline_data;
+ __u32 reserved;
+};
+
+struct ib_uverbs_ex_create_qp_resp {
+ struct ib_uverbs_create_qp_resp base;
+ __u32 comp_mask;
+ __u32 response_length;
+};
+
+/*
+ * This struct needs to remain a multiple of 8 bytes to keep the
+ * alignment of the modify QP parameters.
+ */
+struct ib_uverbs_qp_dest {
+ __u8 dgid[16];
+ __u32 flow_label;
+ __u16 dlid;
+ __u16 reserved;
+ __u8 sgid_index;
+ __u8 hop_limit;
+ __u8 traffic_class;
+ __u8 sl;
+ __u8 src_path_bits;
+ __u8 static_rate;
+ __u8 is_global;
+ __u8 port_num;
+};
+
+struct ib_uverbs_query_qp {
+ __aligned_u64 response;
+ __u32 qp_handle;
+ __u32 attr_mask;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_query_qp_resp {
+ struct ib_uverbs_qp_dest dest;
+ struct ib_uverbs_qp_dest alt_dest;
+ __u32 max_send_wr;
+ __u32 max_recv_wr;
+ __u32 max_send_sge;
+ __u32 max_recv_sge;
+ __u32 max_inline_data;
+ __u32 qkey;
+ __u32 rq_psn;
+ __u32 sq_psn;
+ __u32 dest_qp_num;
+ __u32 qp_access_flags;
+ __u16 pkey_index;
+ __u16 alt_pkey_index;
+ __u8 qp_state;
+ __u8 cur_qp_state;
+ __u8 path_mtu;
+ __u8 path_mig_state;
+ __u8 sq_draining;
+ __u8 max_rd_atomic;
+ __u8 max_dest_rd_atomic;
+ __u8 min_rnr_timer;
+ __u8 port_num;
+ __u8 timeout;
+ __u8 retry_cnt;
+ __u8 rnr_retry;
+ __u8 alt_port_num;
+ __u8 alt_timeout;
+ __u8 sq_sig_all;
+ __u8 reserved[5];
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_modify_qp {
+ struct ib_uverbs_qp_dest dest;
+ struct ib_uverbs_qp_dest alt_dest;
+ __u32 qp_handle;
+ __u32 attr_mask;
+ __u32 qkey;
+ __u32 rq_psn;
+ __u32 sq_psn;
+ __u32 dest_qp_num;
+ __u32 qp_access_flags;
+ __u16 pkey_index;
+ __u16 alt_pkey_index;
+ __u8 qp_state;
+ __u8 cur_qp_state;
+ __u8 path_mtu;
+ __u8 path_mig_state;
+ __u8 en_sqd_async_notify;
+ __u8 max_rd_atomic;
+ __u8 max_dest_rd_atomic;
+ __u8 min_rnr_timer;
+ __u8 port_num;
+ __u8 timeout;
+ __u8 retry_cnt;
+ __u8 rnr_retry;
+ __u8 alt_port_num;
+ __u8 alt_timeout;
+ __u8 reserved[2];
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_ex_modify_qp {
+ struct ib_uverbs_modify_qp base;
+ __u32 rate_limit;
+ __u32 reserved;
+};
+
+struct ib_uverbs_modify_qp_resp {
+};
+
+struct ib_uverbs_ex_modify_qp_resp {
+ __u32 comp_mask;
+ __u32 response_length;
+};
+
+struct ib_uverbs_destroy_qp {
+ __aligned_u64 response;
+ __u32 qp_handle;
+ __u32 reserved;
+};
+
+struct ib_uverbs_destroy_qp_resp {
+ __u32 events_reported;
+};
+
+/*
+ * The ib_uverbs_sge structure isn't used anywhere, since we assume
+ * the ib_sge structure is packed the same way on 32-bit and 64-bit
+ * architectures in both kernel and user space. It's just here to
+ * document the ABI.
+ */
+struct ib_uverbs_sge {
+ __aligned_u64 addr;
+ __u32 length;
+ __u32 lkey;
+};
+
+enum ib_uverbs_wr_opcode {
+ IB_UVERBS_WR_RDMA_WRITE = 0,
+ IB_UVERBS_WR_RDMA_WRITE_WITH_IMM = 1,
+ IB_UVERBS_WR_SEND = 2,
+ IB_UVERBS_WR_SEND_WITH_IMM = 3,
+ IB_UVERBS_WR_RDMA_READ = 4,
+ IB_UVERBS_WR_ATOMIC_CMP_AND_SWP = 5,
+ IB_UVERBS_WR_ATOMIC_FETCH_AND_ADD = 6,
+ IB_UVERBS_WR_LOCAL_INV = 7,
+ IB_UVERBS_WR_BIND_MW = 8,
+ IB_UVERBS_WR_SEND_WITH_INV = 9,
+ IB_UVERBS_WR_TSO = 10,
+ IB_UVERBS_WR_RDMA_READ_WITH_INV = 11,
+ IB_UVERBS_WR_MASKED_ATOMIC_CMP_AND_SWP = 12,
+ IB_UVERBS_WR_MASKED_ATOMIC_FETCH_AND_ADD = 13,
+ /* Review enum ib_wr_opcode before modifying this */
+};
+
+struct ib_uverbs_send_wr {
+ __aligned_u64 wr_id;
+ __u32 num_sge;
+ __u32 opcode; /* see enum ib_uverbs_wr_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 ah;
+ __u32 remote_qpn;
+ __u32 remote_qkey;
+ __u32 reserved;
+ } ud;
+ } wr;
+};
+
+struct ib_uverbs_post_send {
+ __aligned_u64 response;
+ __u32 qp_handle;
+ __u32 wr_count;
+ __u32 sge_count;
+ __u32 wqe_size;
+ struct ib_uverbs_send_wr send_wr[0];
+};
+
+struct ib_uverbs_post_send_resp {
+ __u32 bad_wr;
+};
+
+struct ib_uverbs_recv_wr {
+ __aligned_u64 wr_id;
+ __u32 num_sge;
+ __u32 reserved;
+};
+
+struct ib_uverbs_post_recv {
+ __aligned_u64 response;
+ __u32 qp_handle;
+ __u32 wr_count;
+ __u32 sge_count;
+ __u32 wqe_size;
+ struct ib_uverbs_recv_wr recv_wr[0];
+};
+
+struct ib_uverbs_post_recv_resp {
+ __u32 bad_wr;
+};
+
+struct ib_uverbs_post_srq_recv {
+ __aligned_u64 response;
+ __u32 srq_handle;
+ __u32 wr_count;
+ __u32 sge_count;
+ __u32 wqe_size;
+ struct ib_uverbs_recv_wr recv[0];
+};
+
+struct ib_uverbs_post_srq_recv_resp {
+ __u32 bad_wr;
+};
+
+struct ib_uverbs_create_ah {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 reserved;
+ struct ib_uverbs_ah_attr attr;
+};
+
+struct ib_uverbs_create_ah_resp {
+ __u32 ah_handle;
+};
+
+struct ib_uverbs_destroy_ah {
+ __u32 ah_handle;
+};
+
+struct ib_uverbs_attach_mcast {
+ __u8 gid[16];
+ __u32 qp_handle;
+ __u16 mlid;
+ __u16 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_detach_mcast {
+ __u8 gid[16];
+ __u32 qp_handle;
+ __u16 mlid;
+ __u16 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_flow_spec_hdr {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ /* followed by flow_spec */
+ __aligned_u64 flow_spec_data[0];
+};
+
+struct ib_uverbs_flow_eth_filter {
+ __u8 dst_mac[6];
+ __u8 src_mac[6];
+ __be16 ether_type;
+ __be16 vlan_tag;
+};
+
+struct ib_uverbs_flow_spec_eth {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_eth_filter val;
+ struct ib_uverbs_flow_eth_filter mask;
+};
+
+struct ib_uverbs_flow_ipv4_filter {
+ __be32 src_ip;
+ __be32 dst_ip;
+ __u8 proto;
+ __u8 tos;
+ __u8 ttl;
+ __u8 flags;
+};
+
+struct ib_uverbs_flow_spec_ipv4 {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_ipv4_filter val;
+ struct ib_uverbs_flow_ipv4_filter mask;
+};
+
+struct ib_uverbs_flow_tcp_udp_filter {
+ __be16 dst_port;
+ __be16 src_port;
+};
+
+struct ib_uverbs_flow_spec_tcp_udp {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_tcp_udp_filter val;
+ struct ib_uverbs_flow_tcp_udp_filter mask;
+};
+
+struct ib_uverbs_flow_ipv6_filter {
+ __u8 src_ip[16];
+ __u8 dst_ip[16];
+ __be32 flow_label;
+ __u8 next_hdr;
+ __u8 traffic_class;
+ __u8 hop_limit;
+ __u8 reserved;
+};
+
+struct ib_uverbs_flow_spec_ipv6 {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_ipv6_filter val;
+ struct ib_uverbs_flow_ipv6_filter mask;
+};
+
+struct ib_uverbs_flow_spec_action_tag {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ __u32 tag_id;
+ __u32 reserved1;
+};
+
+struct ib_uverbs_flow_spec_action_drop {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+};
+
+struct ib_uverbs_flow_spec_action_handle {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ __u32 handle;
+ __u32 reserved1;
+};
+
+struct ib_uverbs_flow_spec_action_count {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ __u32 handle;
+ __u32 reserved1;
+};
+
+struct ib_uverbs_flow_tunnel_filter {
+ __be32 tunnel_id;
+};
+
+struct ib_uverbs_flow_spec_tunnel {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_tunnel_filter val;
+ struct ib_uverbs_flow_tunnel_filter mask;
+};
+
+struct ib_uverbs_flow_spec_esp_filter {
+ __u32 spi;
+ __u32 seq;
+};
+
+struct ib_uverbs_flow_spec_esp {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_spec_esp_filter val;
+ struct ib_uverbs_flow_spec_esp_filter mask;
+};
+
+struct ib_uverbs_flow_gre_filter {
+ /* c_ks_res0_ver field is bits 0-15 in offset 0 of a standard GRE header:
+ * bit 0 - C - checksum bit.
+ * bit 1 - reserved. set to 0.
+ * bit 2 - key bit.
+ * bit 3 - sequence number bit.
+ * bits 4:12 - reserved. set to 0.
+ * bits 13:15 - GRE version.
+ */
+ __be16 c_ks_res0_ver;
+ __be16 protocol;
+ __be32 key;
+};
+
+struct ib_uverbs_flow_spec_gre {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_gre_filter val;
+ struct ib_uverbs_flow_gre_filter mask;
+};
+
+struct ib_uverbs_flow_mpls_filter {
+ /* The field includes the entire MPLS label:
+ * bits 0:19 - label field.
+ * bits 20:22 - traffic class field.
+ * bits 23 - bottom of stack bit.
+ * bits 24:31 - ttl field.
+ */
+ __be32 label;
+};
+
+struct ib_uverbs_flow_spec_mpls {
+ union {
+ struct ib_uverbs_flow_spec_hdr hdr;
+ struct {
+ __u32 type;
+ __u16 size;
+ __u16 reserved;
+ };
+ };
+ struct ib_uverbs_flow_mpls_filter val;
+ struct ib_uverbs_flow_mpls_filter mask;
+};
+
+struct ib_uverbs_flow_attr {
+ __u32 type;
+ __u16 size;
+ __u16 priority;
+ __u8 num_of_specs;
+ __u8 reserved[2];
+ __u8 port;
+ __u32 flags;
+ /* Following are the optional layers according to user request
+ * struct ib_flow_spec_xxx
+ * struct ib_flow_spec_yyy
+ */
+ struct ib_uverbs_flow_spec_hdr flow_specs[0];
+};
+
+struct ib_uverbs_create_flow {
+ __u32 comp_mask;
+ __u32 qp_handle;
+ struct ib_uverbs_flow_attr flow_attr;
+};
+
+struct ib_uverbs_create_flow_resp {
+ __u32 comp_mask;
+ __u32 flow_handle;
+};
+
+struct ib_uverbs_destroy_flow {
+ __u32 comp_mask;
+ __u32 flow_handle;
+};
+
+struct ib_uverbs_create_srq {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 srq_limit;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_create_xsrq {
+ __aligned_u64 response;
+ __aligned_u64 user_handle;
+ __u32 srq_type;
+ __u32 pd_handle;
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 srq_limit;
+ __u32 max_num_tags;
+ __u32 xrcd_handle;
+ __u32 cq_handle;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_create_srq_resp {
+ __u32 srq_handle;
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 srqn;
+};
+
+struct ib_uverbs_modify_srq {
+ __u32 srq_handle;
+ __u32 attr_mask;
+ __u32 max_wr;
+ __u32 srq_limit;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_query_srq {
+ __aligned_u64 response;
+ __u32 srq_handle;
+ __u32 reserved;
+ __aligned_u64 driver_data[0];
+};
+
+struct ib_uverbs_query_srq_resp {
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 srq_limit;
+ __u32 reserved;
+};
+
+struct ib_uverbs_destroy_srq {
+ __aligned_u64 response;
+ __u32 srq_handle;
+ __u32 reserved;
+};
+
+struct ib_uverbs_destroy_srq_resp {
+ __u32 events_reported;
+};
+
+struct ib_uverbs_ex_create_wq {
+ __u32 comp_mask;
+ __u32 wq_type;
+ __aligned_u64 user_handle;
+ __u32 pd_handle;
+ __u32 cq_handle;
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 create_flags; /* Use enum ib_wq_flags */
+ __u32 reserved;
+};
+
+struct ib_uverbs_ex_create_wq_resp {
+ __u32 comp_mask;
+ __u32 response_length;
+ __u32 wq_handle;
+ __u32 max_wr;
+ __u32 max_sge;
+ __u32 wqn;
+};
+
+struct ib_uverbs_ex_destroy_wq {
+ __u32 comp_mask;
+ __u32 wq_handle;
+};
+
+struct ib_uverbs_ex_destroy_wq_resp {
+ __u32 comp_mask;
+ __u32 response_length;
+ __u32 events_reported;
+ __u32 reserved;
+};
+
+struct ib_uverbs_ex_modify_wq {
+ __u32 attr_mask;
+ __u32 wq_handle;
+ __u32 wq_state;
+ __u32 curr_wq_state;
+ __u32 flags; /* Use enum ib_wq_flags */
+ __u32 flags_mask; /* Use enum ib_wq_flags */
+};
+
+/* Prevent memory allocation rather than max expected size */
+#define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d
+struct ib_uverbs_ex_create_rwq_ind_table {
+ __u32 comp_mask;
+ __u32 log_ind_tbl_size;
+ /* Following are the wq handles according to log_ind_tbl_size
+ * wq_handle1
+ * wq_handle2
+ */
+ __u32 wq_handles[0];
+};
+
+struct ib_uverbs_ex_create_rwq_ind_table_resp {
+ __u32 comp_mask;
+ __u32 response_length;
+ __u32 ind_tbl_handle;
+ __u32 ind_tbl_num;
+};
+
+struct ib_uverbs_ex_destroy_rwq_ind_table {
+ __u32 comp_mask;
+ __u32 ind_tbl_handle;
+};
+
+struct ib_uverbs_cq_moderation {
+ __u16 cq_count;
+ __u16 cq_period;
+};
+
+struct ib_uverbs_ex_modify_cq {
+ __u32 cq_handle;
+ __u32 attr_mask;
+ struct ib_uverbs_cq_moderation attr;
+ __u32 reserved;
+};
+
+#define IB_DEVICE_NAME_MAX 64
+
+#endif /* IB_USER_VERBS_H */
projects / cross.git / blobdiff