1/*
2 * Linux driver for VMware's vmxnet3 ethernet NIC.
3 *
4 * Copyright (C) 2008-2022, 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
30struct 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
43struct 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 */
58enum {
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 */
64enum {
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
72enum {
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
80struct 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 */
90enum {
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