1*4882a593Smuzhiyun /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * This software is available to you under a choice of one of two 6*4882a593Smuzhiyun * licenses. You may choose to be licensed under the terms of the GNU 7*4882a593Smuzhiyun * General Public License (GPL) Version 2, available from the file 8*4882a593Smuzhiyun * COPYING in the main directory of this source tree, or the 9*4882a593Smuzhiyun * OpenIB.org BSD license below: 10*4882a593Smuzhiyun * 11*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or 12*4882a593Smuzhiyun * without modification, are permitted provided that the following 13*4882a593Smuzhiyun * conditions are met: 14*4882a593Smuzhiyun * 15*4882a593Smuzhiyun * - Redistributions of source code must retain the above 16*4882a593Smuzhiyun * copyright notice, this list of conditions and the following 17*4882a593Smuzhiyun * disclaimer. 18*4882a593Smuzhiyun * 19*4882a593Smuzhiyun * - Redistributions in binary form must reproduce the above 20*4882a593Smuzhiyun * copyright notice, this list of conditions and the following 21*4882a593Smuzhiyun * disclaimer in the documentation and/or other materials 22*4882a593Smuzhiyun * provided with the distribution. 23*4882a593Smuzhiyun * 24*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25*4882a593Smuzhiyun * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26*4882a593Smuzhiyun * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 27*4882a593Smuzhiyun * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 28*4882a593Smuzhiyun * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 29*4882a593Smuzhiyun * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 30*4882a593Smuzhiyun * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 31*4882a593Smuzhiyun * SOFTWARE. 32*4882a593Smuzhiyun */ 33*4882a593Smuzhiyun #ifndef CXGB4_ABI_USER_H 34*4882a593Smuzhiyun #define CXGB4_ABI_USER_H 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #include <linux/types.h> 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #define C4IW_UVERBS_ABI_VERSION 3 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun /* 41*4882a593Smuzhiyun * Make sure that all structs defined in this file remain laid out so 42*4882a593Smuzhiyun * that they pack the same way on 32-bit and 64-bit architectures (to 43*4882a593Smuzhiyun * avoid incompatibility between 32-bit userspace and 64-bit kernels). 44*4882a593Smuzhiyun * In particular do not use pointer types -- pass pointers in __aligned_u64 45*4882a593Smuzhiyun * instead. 46*4882a593Smuzhiyun */ 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun enum { 49*4882a593Smuzhiyun C4IW_64B_CQE = (1 << 0) 50*4882a593Smuzhiyun }; 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun struct c4iw_create_cq { 53*4882a593Smuzhiyun __u32 flags; 54*4882a593Smuzhiyun __u32 reserved; 55*4882a593Smuzhiyun }; 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun struct c4iw_create_cq_resp { 58*4882a593Smuzhiyun __aligned_u64 key; 59*4882a593Smuzhiyun __aligned_u64 gts_key; 60*4882a593Smuzhiyun __aligned_u64 memsize; 61*4882a593Smuzhiyun __u32 cqid; 62*4882a593Smuzhiyun __u32 size; 63*4882a593Smuzhiyun __u32 qid_mask; 64*4882a593Smuzhiyun __u32 flags; 65*4882a593Smuzhiyun }; 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun enum { 68*4882a593Smuzhiyun C4IW_QPF_ONCHIP = (1 << 0), 69*4882a593Smuzhiyun C4IW_QPF_WRITE_W_IMM = (1 << 1) 70*4882a593Smuzhiyun }; 71*4882a593Smuzhiyun 72*4882a593Smuzhiyun struct c4iw_create_qp_resp { 73*4882a593Smuzhiyun __aligned_u64 ma_sync_key; 74*4882a593Smuzhiyun __aligned_u64 sq_key; 75*4882a593Smuzhiyun __aligned_u64 rq_key; 76*4882a593Smuzhiyun __aligned_u64 sq_db_gts_key; 77*4882a593Smuzhiyun __aligned_u64 rq_db_gts_key; 78*4882a593Smuzhiyun __aligned_u64 sq_memsize; 79*4882a593Smuzhiyun __aligned_u64 rq_memsize; 80*4882a593Smuzhiyun __u32 sqid; 81*4882a593Smuzhiyun __u32 rqid; 82*4882a593Smuzhiyun __u32 sq_size; 83*4882a593Smuzhiyun __u32 rq_size; 84*4882a593Smuzhiyun __u32 qid_mask; 85*4882a593Smuzhiyun __u32 flags; 86*4882a593Smuzhiyun }; 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun struct c4iw_create_srq_resp { 89*4882a593Smuzhiyun __aligned_u64 srq_key; 90*4882a593Smuzhiyun __aligned_u64 srq_db_gts_key; 91*4882a593Smuzhiyun __aligned_u64 srq_memsize; 92*4882a593Smuzhiyun __u32 srqid; 93*4882a593Smuzhiyun __u32 srq_size; 94*4882a593Smuzhiyun __u32 rqt_abs_idx; 95*4882a593Smuzhiyun __u32 qid_mask; 96*4882a593Smuzhiyun __u32 flags; 97*4882a593Smuzhiyun __u32 reserved; /* explicit padding */ 98*4882a593Smuzhiyun }; 99*4882a593Smuzhiyun 100*4882a593Smuzhiyun enum { 101*4882a593Smuzhiyun /* HW supports SRQ_LIMIT_REACHED event */ 102*4882a593Smuzhiyun T4_SRQ_LIMIT_SUPPORT = 1 << 0, 103*4882a593Smuzhiyun }; 104*4882a593Smuzhiyun 105*4882a593Smuzhiyun struct c4iw_alloc_ucontext_resp { 106*4882a593Smuzhiyun __aligned_u64 status_page_key; 107*4882a593Smuzhiyun __u32 status_page_size; 108*4882a593Smuzhiyun __u32 reserved; /* explicit padding (optional for i386) */ 109*4882a593Smuzhiyun }; 110*4882a593Smuzhiyun 111*4882a593Smuzhiyun struct c4iw_alloc_pd_resp { 112*4882a593Smuzhiyun __u32 pdid; 113*4882a593Smuzhiyun }; 114*4882a593Smuzhiyun 115*4882a593Smuzhiyun #endif /* CXGB4_ABI_USER_H */ 116