173 lines
7.4 KiB
C
173 lines
7.4 KiB
C
/*
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* Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
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* Copyright (c) 2005, 2006 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2005 PathScale, Inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef INFINIBAND_DRIVER_H
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#define INFINIBAND_DRIVER_H
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#include <infiniband/verbs.h>
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#include <infiniband/kern-abi.h>
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#ifdef __cplusplus
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# define BEGIN_C_DECLS extern "C" {
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# define END_C_DECLS }
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#else /* !__cplusplus */
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# define BEGIN_C_DECLS
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# define END_C_DECLS
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#endif /* __cplusplus */
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/*
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* Extension that low-level drivers should add to their .so filename
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* (probably via libtool "-release" option). For example a low-level
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* driver named "libfoo" should build a plug-in named "libfoo-rdmav2.so".
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*/
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#define IBV_DEVICE_LIBRARY_EXTENSION rdmav2
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typedef struct ibv_device *(*ibv_driver_init_func)(const char *uverbs_sys_path,
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int abi_version);
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void ibv_register_driver(const char *name, ibv_driver_init_func init_func);
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int ibv_cmd_get_context(struct ibv_context *context, struct ibv_get_context *cmd,
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size_t cmd_size, struct ibv_get_context_resp *resp,
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size_t resp_size);
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int ibv_cmd_query_device(struct ibv_context *context,
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struct ibv_device_attr *device_attr,
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uint64_t *raw_fw_ver,
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struct ibv_query_device *cmd, size_t cmd_size);
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int ibv_cmd_query_port(struct ibv_context *context, uint8_t port_num,
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struct ibv_port_attr *port_attr,
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struct ibv_query_port *cmd, size_t cmd_size);
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int ibv_cmd_query_gid(struct ibv_context *context, uint8_t port_num,
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int index, union ibv_gid *gid);
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int ibv_cmd_query_pkey(struct ibv_context *context, uint8_t port_num,
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int index, uint16_t *pkey);
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int ibv_cmd_alloc_pd(struct ibv_context *context, struct ibv_pd *pd,
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struct ibv_alloc_pd *cmd, size_t cmd_size,
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struct ibv_alloc_pd_resp *resp, size_t resp_size);
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int ibv_cmd_dealloc_pd(struct ibv_pd *pd);
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#define IBV_CMD_REG_MR_HAS_RESP_PARAMS
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int ibv_cmd_reg_mr(struct ibv_pd *pd, void *addr, size_t length,
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uint64_t hca_va, int access,
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struct ibv_mr *mr, struct ibv_reg_mr *cmd,
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size_t cmd_size,
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struct ibv_reg_mr_resp *resp, size_t resp_size);
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int ibv_cmd_dereg_mr(struct ibv_mr *mr);
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int ibv_cmd_create_cq(struct ibv_context *context, int cqe,
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struct ibv_comp_channel *channel,
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int comp_vector, struct ibv_cq *cq,
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struct ibv_create_cq *cmd, size_t cmd_size,
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struct ibv_create_cq_resp *resp, size_t resp_size);
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int ibv_cmd_poll_cq(struct ibv_cq *cq, int ne, struct ibv_wc *wc);
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int ibv_cmd_req_notify_cq(struct ibv_cq *cq, int solicited_only);
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#define IBV_CMD_RESIZE_CQ_HAS_RESP_PARAMS
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int ibv_cmd_resize_cq(struct ibv_cq *cq, int cqe,
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struct ibv_resize_cq *cmd, size_t cmd_size,
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struct ibv_resize_cq_resp *resp, size_t resp_size);
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int ibv_cmd_destroy_cq(struct ibv_cq *cq);
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int ibv_cmd_create_srq(struct ibv_pd *pd,
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struct ibv_srq *srq, struct ibv_srq_init_attr *attr,
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struct ibv_create_srq *cmd, size_t cmd_size,
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struct ibv_create_srq_resp *resp, size_t resp_size);
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int ibv_cmd_create_xrc_srq(struct ibv_pd *pd,
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struct ibv_srq *srq, struct ibv_srq_init_attr *attr,
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uint32_t xrc_domain, uint32_t xrc_cq,
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struct ibv_create_xrc_srq *cmd, size_t cmd_size,
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struct ibv_create_srq_resp *resp, size_t resp_size);
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int ibv_cmd_modify_srq(struct ibv_srq *srq,
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struct ibv_srq_attr *srq_attr,
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int srq_attr_mask,
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struct ibv_modify_srq *cmd, size_t cmd_size);
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int ibv_cmd_query_srq(struct ibv_srq *srq,
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struct ibv_srq_attr *srq_attr,
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struct ibv_query_srq *cmd, size_t cmd_size);
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int ibv_cmd_destroy_srq(struct ibv_srq *srq);
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int ibv_cmd_create_qp(struct ibv_pd *pd,
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struct ibv_qp *qp, struct ibv_qp_init_attr *attr,
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struct ibv_create_qp *cmd, size_t cmd_size,
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struct ibv_create_qp_resp *resp, size_t resp_size);
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int ibv_cmd_query_qp(struct ibv_qp *qp, struct ibv_qp_attr *qp_attr,
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int attr_mask,
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struct ibv_qp_init_attr *qp_init_attr,
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struct ibv_query_qp *cmd, size_t cmd_size);
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int ibv_cmd_modify_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr,
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int attr_mask,
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struct ibv_modify_qp *cmd, size_t cmd_size);
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int ibv_cmd_destroy_qp(struct ibv_qp *qp);
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int ibv_cmd_post_send(struct ibv_qp *ibqp, struct ibv_send_wr *wr,
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struct ibv_send_wr **bad_wr);
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int ibv_cmd_post_recv(struct ibv_qp *ibqp, struct ibv_recv_wr *wr,
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struct ibv_recv_wr **bad_wr);
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int ibv_cmd_post_srq_recv(struct ibv_srq *srq, struct ibv_recv_wr *wr,
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struct ibv_recv_wr **bad_wr);
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int ibv_cmd_create_ah(struct ibv_pd *pd, struct ibv_ah *ah,
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struct ibv_ah_attr *attr);
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int ibv_cmd_destroy_ah(struct ibv_ah *ah);
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int ibv_cmd_attach_mcast(struct ibv_qp *qp, const union ibv_gid *gid, uint16_t lid);
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int ibv_cmd_detach_mcast(struct ibv_qp *qp, const union ibv_gid *gid, uint16_t lid);
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int ibv_dontfork_range(void *base, size_t size);
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int ibv_dofork_range(void *base, size_t size);
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int ibv_cmd_open_xrc_domain(struct ibv_context *context, int fd, int oflag,
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struct ibv_xrc_domain *d,
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struct ibv_open_xrc_domain_resp *resp,
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size_t resp_size);
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int ibv_cmd_close_xrc_domain(struct ibv_xrc_domain *d);
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int ibv_cmd_create_xrc_rcv_qp(struct ibv_qp_init_attr *init_attr,
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uint32_t *xrc_rcv_qpn);
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int ibv_cmd_modify_xrc_rcv_qp(struct ibv_xrc_domain *d, uint32_t xrc_rcv_qpn,
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struct ibv_qp_attr *attr, int attr_mask);
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int ibv_cmd_query_xrc_rcv_qp(struct ibv_xrc_domain *d, uint32_t xrc_rcv_qpn,
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struct ibv_qp_attr *attr, int attr_mask,
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struct ibv_qp_init_attr *init_attr);
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int ibv_cmd_reg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
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uint32_t xrc_qp_num);
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int ibv_cmd_unreg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
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uint32_t xrc_qp_num);
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/*
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* sysfs helper functions
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*/
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const char *ibv_get_sysfs_path(void);
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int ibv_read_sysfs_file(const char *dir, const char *file,
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char *buf, size_t size);
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int ibv_resolve_eth_gid(const struct ibv_pd *pd, uint8_t port_num,
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union ibv_gid *dgid, uint8_t sgid_index,
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uint8_t mac[], uint16_t *vlan, uint8_t *tagged,
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uint8_t *is_mcast);
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#endif /* INFINIBAND_DRIVER_H */
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