1 /* SPDX-License-Identifier: BSD-3-Clause */ 2 /* Copyright (c) 2022, Intel Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * 3. Neither the name of the Intel Corporation nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /*$FreeBSD$*/ 32 33 #ifndef _ICE_DEFS_H_ 34 #define _ICE_DEFS_H_ 35 36 #define ETH_ALEN 6 37 38 #define ETH_HEADER_LEN 14 39 40 #define BIT(a) (1UL << (a)) 41 #ifndef BIT_ULL 42 #define BIT_ULL(a) (1ULL << (a)) 43 #endif /* BIT_ULL */ 44 45 #define BITS_PER_BYTE 8 46 47 #define _FORCE_ 48 49 #define ICE_BYTES_PER_WORD 2 50 #define ICE_BYTES_PER_DWORD 4 51 #define ICE_MAX_TRAFFIC_CLASS 8 52 53 #ifndef MIN_T 54 #define MIN_T(_t, _a, _b) min((_t)(_a), (_t)(_b)) 55 #endif 56 57 #define IS_ASCII(_ch) ((_ch) < 0x80) 58 59 #define STRUCT_HACK_VAR_LEN 60 /** 61 * ice_struct_size - size of struct with C99 flexible array member 62 * @ptr: pointer to structure 63 * @field: flexible array member (last member of the structure) 64 * @num: number of elements of that flexible array member 65 */ 66 #define ice_struct_size(ptr, field, num) \ 67 (sizeof(*(ptr)) + sizeof(*(ptr)->field) * (num)) 68 69 #define FLEX_ARRAY_SIZE(_ptr, _mem, cnt) ((cnt) * sizeof(_ptr->_mem[0])) 70 71 #endif /* _ICE_DEFS_H_ */ 72