hw/qedr/verbs.h

0001 /* QLogic qedr NIC Driver
0002  * Copyright (c) 2015-2016  QLogic Corporation
0003  *
0004  * This software is available to you under a choice of one of two
0005  * licenses.  You may choose to be licensed under the terms of the GNU
0006  * General Public License (GPL) Version 2, available from the file
0007  * COPYING in the main directory of this source tree, or the
0008  * OpenIB.org BSD license below:
0009  *
0010  *     Redistribution and use in source and binary forms, with or
0011  *     without modification, are permitted provided that the following
0012  *     conditions are met:
0013  *
0014  *      - Redistributions of source code must retain the above
0015  *        copyright notice, this list of conditions and the following
0016  *        disclaimer.
0017  *
0018  *      - Redistributions in binary form must reproduce the above
0019  *        copyright notice, this list of conditions and the following
0020  *        disclaimer in the documentation and /or other materials
0021  *        provided with the distribution.
0022  *
0023  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
0024  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
0025  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
0026  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
0027  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
0028  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
0029  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
0030  * SOFTWARE.
0031  */
0032 #ifndef __QEDR_VERBS_H__
0033 #define __QEDR_VERBS_H__
0034
0035 int qedr_query_device(struct ib_device *ibdev,
0036               struct ib_device_attr *attr, struct ib_udata *udata);
0037 int qedr_query_port(struct ib_device *ibdev, u32 port,
0038             struct ib_port_attr *props);
0039
0040 int qedr_iw_query_gid(struct ib_device *ibdev, u32 port,
0041               int index, union ib_gid *gid);
0042
0043 int qedr_query_pkey(struct ib_device *ibdev, u32 port, u16 index, u16 *pkey);
0044
0045 int qedr_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata);
0046 void qedr_dealloc_ucontext(struct ib_ucontext *uctx);
0047
0048 int qedr_mmap(struct ib_ucontext *ucontext, struct vm_area_struct *vma);
0049 void qedr_mmap_free(struct rdma_user_mmap_entry *rdma_entry);
0050 int qedr_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
0051 int qedr_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
0052 int qedr_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);
0053 int qedr_dealloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);
0054 int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
0055            struct ib_udata *udata);
0056 int qedr_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
0057 int qedr_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
0058 int qedr_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
0059            struct ib_udata *udata);
0060 int qedr_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
0061            int attr_mask, struct ib_udata *udata);
0062 int qedr_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr,
0063           int qp_attr_mask, struct ib_qp_init_attr *);
0064 int qedr_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
0065
0066 int qedr_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *attr,
0067             struct ib_udata *udata);
0068 int qedr_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
0069             enum ib_srq_attr_mask attr_mask, struct ib_udata *udata);
0070 int qedr_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr);
0071 int qedr_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
0072 int qedr_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
0073                const struct ib_recv_wr **bad_recv_wr);
0074 int qedr_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr,
0075            struct ib_udata *udata);
0076 int qedr_destroy_ah(struct ib_ah *ibah, u32 flags);
0077
0078 int qedr_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
0079 struct ib_mr *qedr_get_dma_mr(struct ib_pd *, int acc);
0080
0081 struct ib_mr *qedr_reg_user_mr(struct ib_pd *, u64 start, u64 length,
0082                    u64 virt, int acc, struct ib_udata *);
0083
0084 int qedr_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg,
0085            int sg_nents, unsigned int *sg_offset);
0086
0087 struct ib_mr *qedr_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
0088                 u32 max_num_sg);
0089 int qedr_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
0090 int qedr_post_send(struct ib_qp *, const struct ib_send_wr *,
0091            const struct ib_send_wr **bad_wr);
0092 int qedr_post_recv(struct ib_qp *, const struct ib_recv_wr *,
0093            const struct ib_recv_wr **bad_wr);
0094 int qedr_process_mad(struct ib_device *ibdev, int process_mad_flags,
0095              u32 port_num, const struct ib_wc *in_wc,
0096              const struct ib_grh *in_grh, const struct ib_mad *in_mad,
0097              struct ib_mad *out_mad, size_t *out_mad_size,
0098              u16 *out_mad_pkey_index);
0099
0100 int qedr_port_immutable(struct ib_device *ibdev, u32 port_num,
0101             struct ib_port_immutable *immutable);
0102 #endif