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
60