/* QLogic qedr NIC Driver * Copyright (c) 2015-2016 QLogic 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 * OpenIB.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. */ #ifndef LINUX_QEDR_CM_H_ #define LINUX_QEDR_CM_H_ #define QEDR_GSI_MAX_RECV_WR (4096) #define QEDR_GSI_MAX_SEND_WR (4096) #define QEDR_GSI_MAX_RECV_SGE (1) /* LL2 FW limitation */ #define QEDR_ROCE_V2_UDP_SPORT (0000) static inline u32 qedr_get_ipv4_from_gid(const u8 *gid) { return *(u32 *)(void *)&gid[12]; } /* RDMA CM */ int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); int qedr_gsi_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, const struct ib_recv_wr **bad_wr); int qedr_gsi_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, const struct ib_send_wr **bad_wr); struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev, struct ib_qp_init_attr *attrs, struct qedr_qp *qp); void qedr_store_gsi_qp_cq(struct qedr_dev *dev, struct qedr_qp *qp, struct ib_qp_init_attr *attrs); int qedr_destroy_gsi_qp(struct qedr_dev *dev); void qedr_inc_sw_gsi_cons(struct qedr_qp_hwq_info *info); #endif