drivers/net/ethernet/qlogic/qed/qed_roce.h

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015-2017  QLogic Corporation
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and /or other materials
  21  *        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 OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32 #ifndef _QED_ROCE_H
  33 #define _QED_ROCE_H
  34 #include <linux/types.h>
  35 #include <linux/slab.h>
  36
  37 #if IS_ENABLED(CONFIG_QED_RDMA)
  38 void qed_roce_dpm_dcbx(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
  39 #else
  40 static inline void qed_roce_dpm_dcbx(struct qed_hwfn *p_hwfn,
  41                                      struct qed_ptt *p_ptt) {}
  42 #endif
  43
  44 int qed_roce_setup(struct qed_hwfn *p_hwfn);
  45 void qed_roce_stop(struct qed_hwfn *p_hwfn);
  46 int qed_roce_init_hw(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
  47 int qed_roce_alloc_cid(struct qed_hwfn *p_hwfn, u16 *cid);
  48 int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp);
  49
  50 int qed_roce_query_qp(struct qed_hwfn *p_hwfn,
  51                       struct qed_rdma_qp *qp,
  52                       struct qed_rdma_query_qp_out_params *out_params);
  53
  54 int qed_roce_modify_qp(struct qed_hwfn *p_hwfn,
  55                        struct qed_rdma_qp *qp,
  56                        enum qed_roce_qp_state prev_state,
  57                        struct qed_rdma_modify_qp_in_params *params);
  58
  59 #endif