mellanox/mlxsw/txheader.h

0001 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
0002 /* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */
0003
0004 #ifndef _MLXSW_TXHEADER_H
0005 #define _MLXSW_TXHEADER_H
0006
0007 #define MLXSW_TXHDR_LEN 0x10
0008 #define MLXSW_TXHDR_VERSION_0 0
0009 #define MLXSW_TXHDR_VERSION_1 1
0010
0011 enum {
0012     MLXSW_TXHDR_ETH_CTL,
0013     MLXSW_TXHDR_ETH_DATA,
0014 };
0015
0016 #define MLXSW_TXHDR_PROTO_ETH 1
0017
0018 enum {
0019     MLXSW_TXHDR_ETCLASS_0,
0020     MLXSW_TXHDR_ETCLASS_1,
0021     MLXSW_TXHDR_ETCLASS_2,
0022     MLXSW_TXHDR_ETCLASS_3,
0023     MLXSW_TXHDR_ETCLASS_4,
0024     MLXSW_TXHDR_ETCLASS_5,
0025     MLXSW_TXHDR_ETCLASS_6,
0026     MLXSW_TXHDR_ETCLASS_7,
0027 };
0028
0029 enum {
0030     MLXSW_TXHDR_RDQ_OTHER,
0031     MLXSW_TXHDR_RDQ_EMAD = 0x1f,
0032 };
0033
0034 #define MLXSW_TXHDR_CTCLASS3 0
0035 #define MLXSW_TXHDR_CPU_SIG 0
0036 #define MLXSW_TXHDR_SIG 0xE0E0
0037 #define MLXSW_TXHDR_STCLASS_NONE 0
0038
0039 enum {
0040     MLXSW_TXHDR_NOT_EMAD,
0041     MLXSW_TXHDR_EMAD,
0042 };
0043
0044 enum {
0045     MLXSW_TXHDR_TYPE_DATA,
0046     MLXSW_TXHDR_TYPE_CONTROL = 6,
0047 };
0048
0049 #endif