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/* 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 ETH_P_ROCE (0x8915)
#define QEDR_ROCE_V2_UDP_SPORT (0000)
static inline u32 qedr_get_ipv4_from_gid(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, struct ib_recv_wr *wr,
struct ib_recv_wr **bad_wr);
int qedr_gsi_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
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
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