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contrib/ofed/libirdma/irdma_umain.h

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/*-
* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB
*
* Copyright (C) 2019 - 2020 Intel Corporation
*
* 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
* OpenFabrics.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.
*/
/*$FreeBSD$*/
#ifndef IRDMA_UMAIN_H
#define IRDMA_UMAIN_H
#include <sys/queue.h>
#include <infiniband/verbs.h>
#include <infiniband/driver.h>
#include "osdep.h"
#include "irdma.h"
#include "irdma_defs.h"
#include "i40iw_hw.h"
#include "irdma_user.h"
#ifndef likely
#define likely(x) __builtin_expect((x), 1)
#endif
#ifndef unlikely
#define unlikely(x) __builtin_expect((x), 0)
#endif
#define PFX "libirdma-"
#define IRDMA_BASE_PUSH_PAGE 1
#define IRDMA_U_MINCQ_SIZE 4
#define IRDMA_DB_SHADOW_AREA_SIZE 64
#define IRDMA_DB_CQ_OFFSET 64
LIST_HEAD(list_head, irdma_cq_buf);
LIST_HEAD(list_head_cmpl, irdma_cmpl_gen);
enum irdma_supported_wc_flags {
IRDMA_CQ_SUPPORTED_WC_FLAGS = IBV_WC_EX_WITH_BYTE_LEN
| IBV_WC_EX_WITH_IMM
| IBV_WC_EX_WITH_QP_NUM
| IBV_WC_EX_WITH_SRC_QP
| IBV_WC_EX_WITH_SL
| IBV_WC_EX_WITH_COMPLETION_TIMESTAMP,
};
struct irdma_udevice {
struct verbs_device ibv_dev;
};
struct irdma_uah {
struct ibv_ah ibv_ah;
uint32_t ah_id;
struct ibv_global_route grh;
};
struct irdma_upd {
struct ibv_pd ibv_pd;
void *arm_cq_page;
void *arm_cq;
uint32_t pd_id;
};
struct irdma_uvcontext {
struct ibv_context ibv_ctx;
struct irdma_upd *iwupd;
struct irdma_uk_attrs uk_attrs;
void *db;
int abi_ver;
bool legacy_mode;
};
struct irdma_uqp;
struct irdma_cq_buf {
LIST_ENTRY(irdma_cq_buf) list;
struct irdma_cq_uk cq;
struct verbs_mr vmr;
};
struct verbs_cq {
union {
struct ibv_cq cq;
struct ibv_cq_ex cq_ex;
};
};
struct irdma_cmpl_gen {
LIST_ENTRY(irdma_cmpl_gen) list;
struct irdma_cq_poll_info cpi;
};
struct irdma_ucq {
struct verbs_cq verbs_cq;
struct verbs_mr vmr;
struct verbs_mr vmr_shadow_area;
pthread_spinlock_t lock;
size_t buf_size;
bool is_armed;
bool skip_arm;
bool arm_sol;
bool skip_sol;
int comp_vector;
uint32_t report_rtt;
struct irdma_uqp *uqp;
struct irdma_cq_uk cq;
struct list_head resize_list;
/* for extended CQ completion fields */
struct irdma_cq_poll_info cur_cqe;
struct list_head_cmpl cmpl_generated;
};
struct irdma_uqp {
struct ibv_qp ibv_qp;
struct ibv_qp_attr attr;
struct irdma_ucq *send_cq;
struct irdma_ucq *recv_cq;
struct verbs_mr vmr;
size_t buf_size;
uint32_t irdma_drv_opt;
pthread_spinlock_t lock;
uint16_t sq_sig_all;
uint16_t qperr;
uint16_t rsvd;
uint32_t pending_rcvs;
uint32_t wq_size;
struct ibv_recv_wr *pend_rx_wr;
struct irdma_qp_uk qp;
enum ibv_qp_type qp_type;
enum ibv_qp_attr_mask attr_mask;
struct irdma_sge *recv_sges;
pthread_t flush_thread;
};
struct irdma_umr {
struct verbs_mr vmr;
uint32_t acc_flags;
};
/* irdma_uverbs.c */
int irdma_uquery_device_ex(struct ibv_context *context,
const struct ibv_query_device_ex_input *input,
struct ibv_device_attr_ex *attr, size_t attr_size);
int irdma_uquery_port(struct ibv_context *context, uint8_t port,
struct ibv_port_attr *attr);
struct ibv_pd *irdma_ualloc_pd(struct ibv_context *context);
int irdma_ufree_pd(struct ibv_pd *pd);
int irdma_uquery_device(struct ibv_context *, struct ibv_device_attr *);
struct ibv_mr *irdma_ureg_mr(struct ibv_pd *pd, void *addr, size_t length,
int access);
int irdma_udereg_mr(struct ibv_mr *mr);
struct ibv_mw *irdma_ualloc_mw(struct ibv_pd *pd, enum ibv_mw_type type);
int irdma_ubind_mw(struct ibv_qp *qp, struct ibv_mw *mw,
struct ibv_mw_bind *mw_bind);
int irdma_udealloc_mw(struct ibv_mw *mw);
struct ibv_cq *irdma_ucreate_cq(struct ibv_context *context, int cqe,
struct ibv_comp_channel *channel,
int comp_vector);
struct ibv_cq_ex *irdma_ucreate_cq_ex(struct ibv_context *context,
struct ibv_cq_init_attr_ex *attr_ex);
void irdma_ibvcq_ex_fill_priv_funcs(struct irdma_ucq *iwucq,
struct ibv_cq_init_attr_ex *attr_ex);
int irdma_uresize_cq(struct ibv_cq *cq, int cqe);
int irdma_udestroy_cq(struct ibv_cq *cq);
int irdma_upoll_cq(struct ibv_cq *cq, int entries, struct ibv_wc *entry);
int irdma_uarm_cq(struct ibv_cq *cq, int solicited);
void irdma_cq_event(struct ibv_cq *cq);
struct ibv_qp *irdma_ucreate_qp(struct ibv_pd *pd,
struct ibv_qp_init_attr *attr);
int irdma_uquery_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr, int attr_mask,
struct ibv_qp_init_attr *init_attr);
int irdma_umodify_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr,
int attr_mask);
int irdma_udestroy_qp(struct ibv_qp *qp);
int irdma_upost_send(struct ibv_qp *ib_qp, struct ibv_send_wr *ib_wr,
struct ibv_send_wr **bad_wr);
int irdma_upost_recv(struct ibv_qp *ib_qp, struct ibv_recv_wr *ib_wr,
struct ibv_recv_wr **bad_wr);
struct ibv_ah *irdma_ucreate_ah(struct ibv_pd *ibpd, struct ibv_ah_attr *attr);
int irdma_udestroy_ah(struct ibv_ah *ibah);
int irdma_uattach_mcast(struct ibv_qp *qp, const union ibv_gid *gid,
uint16_t lid);
int irdma_udetach_mcast(struct ibv_qp *qp, const union ibv_gid *gid,
uint16_t lid);
void irdma_async_event(struct ibv_context *context,
struct ibv_async_event *event);
void irdma_set_hw_attrs(struct irdma_hw_attrs *attrs);
void *irdma_mmap(int fd, off_t offset);
void irdma_munmap(void *map);
void *irdma_flush_thread(void *arg);
#endif /* IRDMA_UMAIN_H */