1 /* 2 * Linux driver for VMware's vmxnet3 ethernet NIC. 3 * 4 * Copyright (C) 2008-2021, VMware, Inc. All Rights Reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation; version 2 of the License and no later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or 13 * NON INFRINGEMENT. See the GNU General Public License for more 14 * details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * The full GNU General Public License is included in this distribution in 21 * the file called "COPYING". 22 * 23 * Maintained by: pv-drivers@vmware.com 24 * 25 */ 26 27 #ifndef _UPT1_DEFS_H 28 #define _UPT1_DEFS_H 29 30 struct UPT1_TxStats { 31 u64 TSOPktsTxOK; /* TSO pkts post-segmentation */ 32 u64 TSOBytesTxOK; 33 u64 ucastPktsTxOK; 34 u64 ucastBytesTxOK; 35 u64 mcastPktsTxOK; 36 u64 mcastBytesTxOK; 37 u64 bcastPktsTxOK; 38 u64 bcastBytesTxOK; 39 u64 pktsTxError; 40 u64 pktsTxDiscard; 41 }; 42 43 struct UPT1_RxStats { 44 u64 LROPktsRxOK; /* LRO pkts */ 45 u64 LROBytesRxOK; /* bytes from LRO pkts */ 46 /* the following counters are for pkts from the wire, i.e., pre-LRO */ 47 u64 ucastPktsRxOK; 48 u64 ucastBytesRxOK; 49 u64 mcastPktsRxOK; 50 u64 mcastBytesRxOK; 51 u64 bcastPktsRxOK; 52 u64 bcastBytesRxOK; 53 u64 pktsRxOutOfBuf; 54 u64 pktsRxError; 55 }; 56 57 /* interrupt moderation level */ 58 enum { 59 UPT1_IML_NONE = 0, /* no interrupt moderation */ 60 UPT1_IML_HIGHEST = 7, /* least intr generated */ 61 UPT1_IML_ADAPTIVE = 8, /* adpative intr moderation */ 62 }; 63 /* values for UPT1_RSSConf.hashFunc */ 64 enum { 65 UPT1_RSS_HASH_TYPE_NONE = 0x0, 66 UPT1_RSS_HASH_TYPE_IPV4 = 0x01, 67 UPT1_RSS_HASH_TYPE_TCP_IPV4 = 0x02, 68 UPT1_RSS_HASH_TYPE_IPV6 = 0x04, 69 UPT1_RSS_HASH_TYPE_TCP_IPV6 = 0x08, 70 }; 71 72 enum { 73 UPT1_RSS_HASH_FUNC_NONE = 0x0, 74 UPT1_RSS_HASH_FUNC_TOEPLITZ = 0x01, 75 }; 76 77 #define UPT1_RSS_MAX_KEY_SIZE 40 78 #define UPT1_RSS_MAX_IND_TABLE_SIZE 128 79 80 struct UPT1_RSSConf { 81 u16 hashType; 82 u16 hashFunc; 83 u16 hashKeySize; 84 u16 indTableSize; 85 u8 hashKey[UPT1_RSS_MAX_KEY_SIZE]; 86 u8 indTable[UPT1_RSS_MAX_IND_TABLE_SIZE]; 87 }; 88 89 /* features */ 90 enum { 91 UPT1_F_RXCSUM = cpu_to_le64(0x0001), /* rx csum verification */ 92 UPT1_F_RSS = cpu_to_le64(0x0002), 93 UPT1_F_RXVLAN = cpu_to_le64(0x0004), /* VLAN tag stripping */ 94 UPT1_F_LRO = cpu_to_le64(0x0008), 95 UPT1_F_RXINNEROFLD = cpu_to_le64(0x00010), /* Geneve/Vxlan rx csum 96 * offloading 97 */ 98 }; 99 #endif 100