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 int ocrdma_modify_port(struct ib_device *, u8 port, int mask, 58 struct ib_port_modify *props); 59 60 enum rdma_protocol_type 61 ocrdma_query_protocol(struct ib_device *device, u8 port_num); 62 63 void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid); 64 struct net_device *ocrdma_get_netdev(struct ib_device *device, u8 port_num); 65 int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey); 66 67 struct ib_ucontext *ocrdma_alloc_ucontext(struct ib_device *, 68 struct ib_udata *); 69 int ocrdma_dealloc_ucontext(struct ib_ucontext *); 70 71 int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma); 72 73 struct ib_pd *ocrdma_alloc_pd(struct ib_device *, 74 struct ib_ucontext *, struct ib_udata *); 75 int ocrdma_dealloc_pd(struct ib_pd *pd); 76 77 struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, 78 const struct ib_cq_init_attr *attr, 79 struct ib_ucontext *ib_ctx, 80 struct ib_udata *udata); 81 int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *); 82 int ocrdma_destroy_cq(struct ib_cq *); 83 84 struct ib_qp *ocrdma_create_qp(struct ib_pd *, 85 struct ib_qp_init_attr *attrs, 86 struct ib_udata *); 87 int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr, 88 int attr_mask); 89 int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr, 90 int attr_mask, struct ib_udata *udata); 91 int ocrdma_query_qp(struct ib_qp *, 92 struct ib_qp_attr *qp_attr, 93 int qp_attr_mask, struct ib_qp_init_attr *); 94 int ocrdma_destroy_qp(struct ib_qp *); 95 void ocrdma_del_flush_qp(struct ocrdma_qp *qp); 96 97 struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *, 98 struct ib_udata *); 99 int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *, 100 enum ib_srq_attr_mask, struct ib_udata *); 101 int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *); 102 int ocrdma_destroy_srq(struct ib_srq *); 103 int ocrdma_post_srq_recv(struct ib_srq *, const struct ib_recv_wr *, 104 const struct ib_recv_wr **bad_recv_wr); 105 106 int ocrdma_dereg_mr(struct ib_mr *); 107 struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc); 108 struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length, 109 u64 virt, int acc, struct ib_udata *); 110 struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, 111 enum ib_mr_type mr_type, 112 u32 max_num_sg); 113 int ocrdma_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents, 114 unsigned int *sg_offset); 115 116 #endif /* __OCRDMA_VERBS_H__ */ 117