1 /* This file is part of the Emulex RoCE Device Driver for 2 * RoCE (RDMA over Converged Ethernet) adapters. 3 * Copyright (C) 2012-2015 Emulex. All rights reserved. 4 * EMULEX and SLI are trademarks of Emulex. 5 * www.emulex.com 6 * 7 * This software is available to you under a choice of one of two licenses. 8 * You may choose to be licensed under the terms of the GNU General Public 9 * License (GPL) Version 2, available from the file COPYING in the main 10 * directory of this source tree, or the BSD license below: 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 16 * - Redistributions of source code must retain the above copyright notice, 17 * this list of conditions and the following disclaimer. 18 * 19 * - Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in 21 * the documentation and/or other materials provided with the distribution. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 31 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 * 35 * Contact Information: 36 * linux-drivers@emulex.com 37 * 38 * Emulex 39 * 3333 Susan Street 40 * Costa Mesa, CA 92626 41 */ 42 43 #ifndef __OCRDMA_VERBS_H__ 44 #define __OCRDMA_VERBS_H__ 45 46 int ocrdma_post_send(struct ib_qp *, const struct ib_send_wr *, 47 const struct ib_send_wr **bad_wr); 48 int ocrdma_post_recv(struct ib_qp *, const struct ib_recv_wr *, 49 const struct ib_recv_wr **bad_wr); 50 51 int ocrdma_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc); 52 int ocrdma_arm_cq(struct ib_cq *, enum ib_cq_notify_flags flags); 53 54 int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props, 55 struct ib_udata *uhw); 56 int ocrdma_query_port(struct ib_device *, u8 port, struct ib_port_attr *props); 57 58 enum rdma_protocol_type 59 ocrdma_query_protocol(struct ib_device *device, u8 port_num); 60 61 void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid); 62 int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey); 63 64 int ocrdma_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata); 65 void ocrdma_dealloc_ucontext(struct ib_ucontext *uctx); 66 67 int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma); 68 69 int ocrdma_alloc_pd(struct ib_pd *pd, struct ib_udata *udata); 70 void ocrdma_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata); 71 72 int ocrdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, 73 struct ib_udata *udata); 74 int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *); 75 void ocrdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); 76 77 struct ib_qp *ocrdma_create_qp(struct ib_pd *, 78 struct ib_qp_init_attr *attrs, 79 struct ib_udata *); 80 int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr, 81 int attr_mask); 82 int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr, 83 int attr_mask, struct ib_udata *udata); 84 int ocrdma_query_qp(struct ib_qp *, 85 struct ib_qp_attr *qp_attr, 86 int qp_attr_mask, struct ib_qp_init_attr *); 87 int ocrdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); 88 void ocrdma_del_flush_qp(struct ocrdma_qp *qp); 89 90 int ocrdma_create_srq(struct ib_srq *srq, struct ib_srq_init_attr *attr, 91 struct ib_udata *udata); 92 int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *, 93 enum ib_srq_attr_mask, struct ib_udata *); 94 int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *); 95 void ocrdma_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata); 96 int ocrdma_post_srq_recv(struct ib_srq *, const struct ib_recv_wr *, 97 const struct ib_recv_wr **bad_recv_wr); 98 99 int ocrdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata); 100 struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc); 101 struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length, 102 u64 virt, int acc, struct ib_udata *); 103 struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, 104 u32 max_num_sg); 105 int ocrdma_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents, 106 unsigned int *sg_offset); 107 108 #endif /* __OCRDMA_VERBS_H__ */ 109