1 /*******************************************************************
2  * This file is part of the Emulex RoCE Device Driver for          *
3  * RoCE (RDMA over Converged Ethernet) adapters.                   *
4  * Copyright (C) 2008-2012 Emulex. All rights reserved.            *
5  * EMULEX and SLI are trademarks of Emulex.                        *
6  * www.emulex.com                                                  *
7  *                                                                 *
8  * This program is free software; you can redistribute it and/or   *
9  * modify it under the terms of version 2 of the GNU General       *
10  * Public License as published by the Free Software Foundation.    *
11  * This program is distributed in the hope that it will be useful. *
12  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
13  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
14  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
15  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
17  * more details, a copy of which can be found in the file COPYING  *
18  * included with this package.                                     *
19  *
20  * Contact Information:
21  * linux-drivers@emulex.com
22  *
23  * Emulex
24  * 3333 Susan Street
25  * Costa Mesa, CA 92626
26  *******************************************************************/
27 
28 #ifndef __OCRDMA_VERBS_H__
29 #define __OCRDMA_VERBS_H__
30 
31 int ocrdma_post_send(struct ib_qp *, struct ib_send_wr *,
32 		     struct ib_send_wr **bad_wr);
33 int ocrdma_post_recv(struct ib_qp *, struct ib_recv_wr *,
34 		     struct ib_recv_wr **bad_wr);
35 
36 int ocrdma_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
37 int ocrdma_arm_cq(struct ib_cq *, enum ib_cq_notify_flags flags);
38 
39 int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props);
40 int ocrdma_query_port(struct ib_device *, u8 port, struct ib_port_attr *props);
41 int ocrdma_modify_port(struct ib_device *, u8 port, int mask,
42 		       struct ib_port_modify *props);
43 
44 void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid);
45 int ocrdma_query_gid(struct ib_device *, u8 port,
46 		     int index, union ib_gid *gid);
47 int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey);
48 
49 struct ib_ucontext *ocrdma_alloc_ucontext(struct ib_device *,
50 					  struct ib_udata *);
51 int ocrdma_dealloc_ucontext(struct ib_ucontext *);
52 
53 int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
54 
55 struct ib_pd *ocrdma_alloc_pd(struct ib_device *,
56 			      struct ib_ucontext *, struct ib_udata *);
57 int ocrdma_dealloc_pd(struct ib_pd *pd);
58 
59 struct ib_cq *ocrdma_create_cq(struct ib_device *, int entries, int vector,
60 			       struct ib_ucontext *, struct ib_udata *);
61 int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
62 int ocrdma_destroy_cq(struct ib_cq *);
63 
64 struct ib_qp *ocrdma_create_qp(struct ib_pd *,
65 			       struct ib_qp_init_attr *attrs,
66 			       struct ib_udata *);
67 int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
68 		      int attr_mask);
69 int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
70 		     int attr_mask, struct ib_udata *udata);
71 int ocrdma_query_qp(struct ib_qp *,
72 		    struct ib_qp_attr *qp_attr,
73 		    int qp_attr_mask, struct ib_qp_init_attr *);
74 int ocrdma_destroy_qp(struct ib_qp *);
75 void ocrdma_del_flush_qp(struct ocrdma_qp *qp);
76 
77 struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *,
78 				 struct ib_udata *);
79 int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *,
80 		      enum ib_srq_attr_mask, struct ib_udata *);
81 int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *);
82 int ocrdma_destroy_srq(struct ib_srq *);
83 int ocrdma_post_srq_recv(struct ib_srq *, struct ib_recv_wr *,
84 			 struct ib_recv_wr **bad_recv_wr);
85 
86 int ocrdma_dereg_mr(struct ib_mr *);
87 struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc);
88 struct ib_mr *ocrdma_reg_kernel_mr(struct ib_pd *,
89 				   struct ib_phys_buf *buffer_list,
90 				   int num_phys_buf, int acc, u64 *iova_start);
91 struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length,
92 				 u64 virt, int acc, struct ib_udata *);
93 struct ib_mr *ocrdma_alloc_frmr(struct ib_pd *pd, int max_page_list_len);
94 struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device
95 							*ibdev,
96 							int page_list_len);
97 void ocrdma_free_frmr_page_list(struct ib_fast_reg_page_list *page_list);
98 
99 #endif				/* __OCRDMA_VERBS_H__ */
100