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kernel/linux-rt-4.4.41/drivers/net/vmxnet3/upt1_defs.h 2.67 KB
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  /*
   * Linux driver for VMware's vmxnet3 ethernet NIC.
   *
   * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the
   * Free Software Foundation; version 2 of the License and no later version.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
   * NON INFRINGEMENT.  See the GNU General Public License for more
   * details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * The full GNU General Public License is included in this distribution in
   * the file called "COPYING".
   *
   * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
   *
   */
  
  #ifndef _UPT1_DEFS_H
  #define _UPT1_DEFS_H
  
  struct UPT1_TxStats {
  	u64			TSOPktsTxOK;  /* TSO pkts post-segmentation */
  	u64			TSOBytesTxOK;
  	u64			ucastPktsTxOK;
  	u64			ucastBytesTxOK;
  	u64			mcastPktsTxOK;
  	u64			mcastBytesTxOK;
  	u64			bcastPktsTxOK;
  	u64			bcastBytesTxOK;
  	u64			pktsTxError;
  	u64			pktsTxDiscard;
  };
  
  struct UPT1_RxStats {
  	u64			LROPktsRxOK;    /* LRO pkts */
  	u64			LROBytesRxOK;   /* bytes from LRO pkts */
  	/* the following counters are for pkts from the wire, i.e., pre-LRO */
  	u64			ucastPktsRxOK;
  	u64			ucastBytesRxOK;
  	u64			mcastPktsRxOK;
  	u64			mcastBytesRxOK;
  	u64			bcastPktsRxOK;
  	u64			bcastBytesRxOK;
  	u64			pktsRxOutOfBuf;
  	u64			pktsRxError;
  };
  
  /* interrupt moderation level */
  enum {
  	UPT1_IML_NONE		= 0, /* no interrupt moderation */
  	UPT1_IML_HIGHEST	= 7, /* least intr generated */
  	UPT1_IML_ADAPTIVE	= 8, /* adpative intr moderation */
  };
  /* values for UPT1_RSSConf.hashFunc */
  enum {
  	UPT1_RSS_HASH_TYPE_NONE      = 0x0,
  	UPT1_RSS_HASH_TYPE_IPV4      = 0x01,
  	UPT1_RSS_HASH_TYPE_TCP_IPV4  = 0x02,
  	UPT1_RSS_HASH_TYPE_IPV6      = 0x04,
  	UPT1_RSS_HASH_TYPE_TCP_IPV6  = 0x08,
  };
  
  enum {
  	UPT1_RSS_HASH_FUNC_NONE      = 0x0,
  	UPT1_RSS_HASH_FUNC_TOEPLITZ  = 0x01,
  };
  
  #define UPT1_RSS_MAX_KEY_SIZE        40
  #define UPT1_RSS_MAX_IND_TABLE_SIZE  128
  
  struct UPT1_RSSConf {
  	u16			hashType;
  	u16			hashFunc;
  	u16			hashKeySize;
  	u16			indTableSize;
  	u8			hashKey[UPT1_RSS_MAX_KEY_SIZE];
  	u8			indTable[UPT1_RSS_MAX_IND_TABLE_SIZE];
  };
  
  /* features */
  enum {
  	UPT1_F_RXCSUM		= cpu_to_le64(0x0001),   /* rx csum verification */
  	UPT1_F_RSS		= cpu_to_le64(0x0002),
  	UPT1_F_RXVLAN		= cpu_to_le64(0x0004),   /* VLAN tag stripping */
  	UPT1_F_LRO		= cpu_to_le64(0x0008),
  };
  #endif