1 /* QLogic qedr NIC Driver 2 * Copyright (c) 2015-2016 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 __QEDR_USER_H__ 33 #define __QEDR_USER_H__ 34 35 #include <linux/types.h> 36 37 #define QEDR_ABI_VERSION (8) 38 39 /* user kernel communication data structures. */ 40 41 struct qedr_alloc_ucontext_resp { 42 __u64 db_pa; 43 __u32 db_size; 44 45 __u32 max_send_wr; 46 __u32 max_recv_wr; 47 __u32 max_srq_wr; 48 __u32 sges_per_send_wr; 49 __u32 sges_per_recv_wr; 50 __u32 sges_per_srq_wr; 51 __u32 max_cqes; 52 }; 53 54 struct qedr_alloc_pd_ureq { 55 __u64 rsvd1; 56 }; 57 58 struct qedr_alloc_pd_uresp { 59 __u32 pd_id; 60 }; 61 62 struct qedr_create_cq_ureq { 63 __u64 addr; 64 __u64 len; 65 }; 66 67 struct qedr_create_cq_uresp { 68 __u32 db_offset; 69 __u16 icid; 70 }; 71 72 struct qedr_create_qp_ureq { 73 __u32 qp_handle_hi; 74 __u32 qp_handle_lo; 75 76 /* SQ */ 77 /* user space virtual address of SQ buffer */ 78 __u64 sq_addr; 79 80 /* length of SQ buffer */ 81 __u64 sq_len; 82 83 /* RQ */ 84 /* user space virtual address of RQ buffer */ 85 __u64 rq_addr; 86 87 /* length of RQ buffer */ 88 __u64 rq_len; 89 }; 90 91 struct qedr_create_qp_uresp { 92 __u32 qp_id; 93 __u32 atomic_supported; 94 95 /* SQ */ 96 __u32 sq_db_offset; 97 __u16 sq_icid; 98 99 /* RQ */ 100 __u32 rq_db_offset; 101 __u16 rq_icid; 102 103 __u32 rq_db2_offset; 104 }; 105 106 #endif /* __QEDR_USER_H__ */ 107