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1/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */2/*3 * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved.4 *5 * This software is available to you under a choice of one of two6 * licenses. You may choose to be licensed under the terms of the GNU7 * General Public License (GPL) Version 2, available from the file8 * COPYING in the main directory of this source tree, or the9 * OpenIB.org BSD license below:10 *11 * Redistribution and use in source and binary forms, with or12 * without modification, are permitted provided that the following13 * conditions are met:14 *15 * - Redistributions of source code must retain the above16 * copyright notice, this list of conditions and the following17 * disclaimer.18 *19 * - Redistributions in binary form must reproduce the above20 * copyright notice, this list of conditions and the following21 * disclaimer in the documentation and/or other materials22 * provided with the distribution.23 *24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE31 * SOFTWARE.32 */33#ifndef CXGB4_ABI_USER_H34#define CXGB4_ABI_USER_H35 36#include <linux/types.h>37 38#define C4IW_UVERBS_ABI_VERSION 339 40/*41 * Make sure that all structs defined in this file remain laid out so42 * that they pack the same way on 32-bit and 64-bit architectures (to43 * avoid incompatibility between 32-bit userspace and 64-bit kernels).44 * In particular do not use pointer types -- pass pointers in __aligned_u6445 * instead.46 */47 48enum {49 C4IW_64B_CQE = (1 << 0)50};51 52struct c4iw_create_cq {53 __u32 flags;54 __u32 reserved;55};56 57struct c4iw_create_cq_resp {58 __aligned_u64 key;59 __aligned_u64 gts_key;60 __aligned_u64 memsize;61 __u32 cqid;62 __u32 size;63 __u32 qid_mask;64 __u32 flags;65};66 67enum {68 C4IW_QPF_ONCHIP = (1 << 0),69 C4IW_QPF_WRITE_W_IMM = (1 << 1)70};71 72struct c4iw_create_qp_resp {73 __aligned_u64 ma_sync_key;74 __aligned_u64 sq_key;75 __aligned_u64 rq_key;76 __aligned_u64 sq_db_gts_key;77 __aligned_u64 rq_db_gts_key;78 __aligned_u64 sq_memsize;79 __aligned_u64 rq_memsize;80 __u32 sqid;81 __u32 rqid;82 __u32 sq_size;83 __u32 rq_size;84 __u32 qid_mask;85 __u32 flags;86};87 88struct c4iw_create_srq_resp {89 __aligned_u64 srq_key;90 __aligned_u64 srq_db_gts_key;91 __aligned_u64 srq_memsize;92 __u32 srqid;93 __u32 srq_size;94 __u32 rqt_abs_idx;95 __u32 qid_mask;96 __u32 flags;97 __u32 reserved; /* explicit padding */98};99 100enum {101 /* HW supports SRQ_LIMIT_REACHED event */102 T4_SRQ_LIMIT_SUPPORT = 1 << 0,103};104 105struct c4iw_alloc_ucontext_resp {106 __aligned_u64 status_page_key;107 __u32 status_page_size;108 __u32 reserved; /* explicit padding (optional for i386) */109};110 111struct c4iw_alloc_pd_resp {112 __u32 pdid;113};114 115#endif /* CXGB4_ABI_USER_H */116