1 /*- 2 * SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB 3 * 4 * Copyright (c) 2015 - 2022 Intel Corporation 5 * 6 * This software is available to you under a choice of one of two 7 * licenses. You may choose to be licensed under the terms of the GNU 8 * General Public License (GPL) Version 2, available from the file 9 * COPYING in the main directory of this source tree, or the 10 * OpenFabrics.org BSD license below: 11 * 12 * Redistribution and use in source and binary forms, with or 13 * without modification, are permitted provided that the following 14 * conditions are met: 15 * 16 * - Redistributions of source code must retain the above 17 * copyright notice, this list of conditions and the following 18 * disclaimer. 19 * 20 * - Redistributions in binary form must reproduce the above 21 * copyright notice, this list of conditions and the following 22 * disclaimer in the documentation and/or other materials 23 * provided with the distribution. 24 * 25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32 * SOFTWARE. 33 */ 34 /*$FreeBSD$*/ 35 36 #ifndef I40IW_HW_H 37 #define I40IW_HW_H 38 39 enum i40iw_device_caps_const { 40 I40IW_MAX_WQ_FRAGMENT_COUNT = 3, 41 I40IW_MAX_SGE_RD = 1, 42 I40IW_MAX_PUSH_PAGE_COUNT = 0, 43 I40IW_MAX_INLINE_DATA_SIZE = 48, 44 I40IW_MAX_IRD_SIZE = 64, 45 I40IW_MAX_ORD_SIZE = 64, 46 I40IW_MAX_WQ_ENTRIES = 2048, 47 I40IW_MAX_WQE_SIZE_RQ = 128, 48 I40IW_MAX_PDS = 32768, 49 I40IW_MAX_STATS_COUNT = 16, 50 I40IW_MAX_CQ_SIZE = 1048575, 51 I40IW_MAX_OUTBOUND_MSG_SIZE = 2147483647, 52 I40IW_MAX_INBOUND_MSG_SIZE = 2147483647, 53 I40IW_MIN_WQ_SIZE = 4 /* WQEs */, 54 }; 55 56 #define I40IW_QP_WQE_MIN_SIZE 32 57 #define I40IW_QP_WQE_MAX_SIZE 128 58 #define I40IW_MAX_RQ_WQE_SHIFT 2 59 #define I40IW_MAX_QUANTA_PER_WR 2 60 61 #define I40IW_QP_SW_MAX_SQ_QUANTA 2048 62 #define I40IW_QP_SW_MAX_RQ_QUANTA 16384 63 #define I40IW_QP_SW_MAX_WQ_QUANTA 2048 64 #endif /* I40IW_HW_H */ 65