60 lines · c
1/* QLogic qedr NIC Driver2 * Copyright (c) 2015-2016 QLogic Corporation3 *4 * This software is available to you under a choice of one of two5 * licenses. You may choose to be licensed under the terms of the GNU6 * General Public License (GPL) Version 2, available from the file7 * COPYING in the main directory of this source tree, or the8 * OpenIB.org BSD license below:9 *10 * Redistribution and use in source and binary forms, with or11 * without modification, are permitted provided that the following12 * conditions are met:13 *14 * - Redistributions of source code must retain the above15 * copyright notice, this list of conditions and the following16 * disclaimer.17 *18 * - Redistributions in binary form must reproduce the above19 * copyright notice, this list of conditions and the following20 * disclaimer in the documentation and /or other materials21 * provided with the distribution.22 *23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE30 * SOFTWARE.31 */32#ifndef LINUX_QEDR_CM_H_33#define LINUX_QEDR_CM_H_34 35#define QEDR_GSI_MAX_RECV_WR (4096)36#define QEDR_GSI_MAX_SEND_WR (4096)37 38#define QEDR_GSI_MAX_RECV_SGE (1) /* LL2 FW limitation */39 40#define QEDR_ROCE_V2_UDP_SPORT (0000)41 42static inline u32 qedr_get_ipv4_from_gid(const u8 *gid)43{44 return *(u32 *)(void *)&gid[12];45}46 47/* RDMA CM */48int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc);49int qedr_gsi_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr,50 const struct ib_recv_wr **bad_wr);51int qedr_gsi_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,52 const struct ib_send_wr **bad_wr);53int qedr_create_gsi_qp(struct qedr_dev *dev, struct ib_qp_init_attr *attrs,54 struct qedr_qp *qp);55void qedr_store_gsi_qp_cq(struct qedr_dev *dev,56 struct qedr_qp *qp, struct ib_qp_init_attr *attrs);57int qedr_destroy_gsi_qp(struct qedr_dev *dev);58void qedr_inc_sw_gsi_cons(struct qedr_qp_hwq_info *info);59#endif60