1*4882a593Smuzhiyun /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Broadcom NetXtreme-E RoCE driver. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term 6*4882a593Smuzhiyun * Broadcom refers to Broadcom Limited and/or its subsidiaries. 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * This software is available to you under a choice of one of two 9*4882a593Smuzhiyun * licenses. You may choose to be licensed under the terms of the GNU 10*4882a593Smuzhiyun * General Public License (GPL) Version 2, available from the file 11*4882a593Smuzhiyun * COPYING in the main directory of this source tree, or the 12*4882a593Smuzhiyun * BSD license below: 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or without 15*4882a593Smuzhiyun * modification, are permitted provided that the following conditions 16*4882a593Smuzhiyun * are met: 17*4882a593Smuzhiyun * 18*4882a593Smuzhiyun * 1. Redistributions of source code must retain the above copyright 19*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer. 20*4882a593Smuzhiyun * 2. Redistributions in binary form must reproduce the above copyright 21*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer in 22*4882a593Smuzhiyun * the documentation and/or other materials provided with the 23*4882a593Smuzhiyun * distribution. 24*4882a593Smuzhiyun * 25*4882a593Smuzhiyun * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' 26*4882a593Smuzhiyun * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 27*4882a593Smuzhiyun * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28*4882a593Smuzhiyun * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 29*4882a593Smuzhiyun * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30*4882a593Smuzhiyun * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31*4882a593Smuzhiyun * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 32*4882a593Smuzhiyun * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 33*4882a593Smuzhiyun * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 34*4882a593Smuzhiyun * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 35*4882a593Smuzhiyun * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36*4882a593Smuzhiyun * 37*4882a593Smuzhiyun * Description: Uverbs ABI header file 38*4882a593Smuzhiyun */ 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun #ifndef __BNXT_RE_UVERBS_ABI_H__ 41*4882a593Smuzhiyun #define __BNXT_RE_UVERBS_ABI_H__ 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #include <linux/types.h> 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define BNXT_RE_ABI_VERSION 1 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #define BNXT_RE_CHIP_ID0_CHIP_NUM_SFT 0x00 48*4882a593Smuzhiyun #define BNXT_RE_CHIP_ID0_CHIP_REV_SFT 0x10 49*4882a593Smuzhiyun #define BNXT_RE_CHIP_ID0_CHIP_MET_SFT 0x18 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun enum { 52*4882a593Smuzhiyun BNXT_RE_UCNTX_CMASK_HAVE_CCTX = 0x1ULL 53*4882a593Smuzhiyun }; 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun struct bnxt_re_uctx_resp { 56*4882a593Smuzhiyun __u32 dev_id; 57*4882a593Smuzhiyun __u32 max_qp; 58*4882a593Smuzhiyun __u32 pg_size; 59*4882a593Smuzhiyun __u32 cqe_sz; 60*4882a593Smuzhiyun __u32 max_cqd; 61*4882a593Smuzhiyun __u32 rsvd; 62*4882a593Smuzhiyun __aligned_u64 comp_mask; 63*4882a593Smuzhiyun __u32 chip_id0; 64*4882a593Smuzhiyun __u32 chip_id1; 65*4882a593Smuzhiyun }; 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun /* 68*4882a593Smuzhiyun * This struct is placed after the ib_uverbs_alloc_pd_resp struct, which is 69*4882a593Smuzhiyun * not 8 byted aligned. To avoid undesired padding in various cases we have to 70*4882a593Smuzhiyun * set this struct to packed. 71*4882a593Smuzhiyun */ 72*4882a593Smuzhiyun struct bnxt_re_pd_resp { 73*4882a593Smuzhiyun __u32 pdid; 74*4882a593Smuzhiyun __u32 dpi; 75*4882a593Smuzhiyun __u64 dbr; 76*4882a593Smuzhiyun } __attribute__((packed, aligned(4))); 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun struct bnxt_re_cq_req { 79*4882a593Smuzhiyun __aligned_u64 cq_va; 80*4882a593Smuzhiyun __aligned_u64 cq_handle; 81*4882a593Smuzhiyun }; 82*4882a593Smuzhiyun 83*4882a593Smuzhiyun struct bnxt_re_cq_resp { 84*4882a593Smuzhiyun __u32 cqid; 85*4882a593Smuzhiyun __u32 tail; 86*4882a593Smuzhiyun __u32 phase; 87*4882a593Smuzhiyun __u32 rsvd; 88*4882a593Smuzhiyun }; 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun struct bnxt_re_qp_req { 91*4882a593Smuzhiyun __aligned_u64 qpsva; 92*4882a593Smuzhiyun __aligned_u64 qprva; 93*4882a593Smuzhiyun __aligned_u64 qp_handle; 94*4882a593Smuzhiyun }; 95*4882a593Smuzhiyun 96*4882a593Smuzhiyun struct bnxt_re_qp_resp { 97*4882a593Smuzhiyun __u32 qpid; 98*4882a593Smuzhiyun __u32 rsvd; 99*4882a593Smuzhiyun }; 100*4882a593Smuzhiyun 101*4882a593Smuzhiyun struct bnxt_re_srq_req { 102*4882a593Smuzhiyun __aligned_u64 srqva; 103*4882a593Smuzhiyun __aligned_u64 srq_handle; 104*4882a593Smuzhiyun }; 105*4882a593Smuzhiyun 106*4882a593Smuzhiyun struct bnxt_re_srq_resp { 107*4882a593Smuzhiyun __u32 srqid; 108*4882a593Smuzhiyun }; 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun enum bnxt_re_shpg_offt { 111*4882a593Smuzhiyun BNXT_RE_BEG_RESV_OFFT = 0x00, 112*4882a593Smuzhiyun BNXT_RE_AVID_OFFT = 0x10, 113*4882a593Smuzhiyun BNXT_RE_AVID_SIZE = 0x04, 114*4882a593Smuzhiyun BNXT_RE_END_RESV_OFFT = 0xFF0 115*4882a593Smuzhiyun }; 116*4882a593Smuzhiyun 117*4882a593Smuzhiyun #endif /* __BNXT_RE_UVERBS_ABI_H__*/ 118