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kernel/linux-rt-4.4.41/drivers/net/ethernet/mellanox/mlxsw/txheader.h 2.62 KB
5113f6f70   김현기   kernel add
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  /*
   * drivers/net/ethernet/mellanox/mlxsw/txheader.h
   * Copyright (c) 2015 Mellanox Technologies. All rights reserved.
   * Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com>
   * Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. Neither the names of the copyright holders nor the names of its
   *    contributors may be used to endorse or promote products derived from
   *    this software without specific prior written permission.
   *
   * Alternatively, this software may be distributed under the terms of the
   * GNU General Public License ("GPL") version 2 as published by the Free
   * Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef _MLXSW_TXHEADER_H
  #define _MLXSW_TXHEADER_H
  
  #define MLXSW_TXHDR_LEN 0x10
  #define MLXSW_TXHDR_VERSION_0 0
  #define MLXSW_TXHDR_VERSION_1 1
  
  enum {
  	MLXSW_TXHDR_ETH_CTL,
  	MLXSW_TXHDR_ETH_DATA,
  };
  
  #define MLXSW_TXHDR_PROTO_ETH 1
  
  enum {
  	MLXSW_TXHDR_ETCLASS_0,
  	MLXSW_TXHDR_ETCLASS_1,
  	MLXSW_TXHDR_ETCLASS_2,
  	MLXSW_TXHDR_ETCLASS_3,
  	MLXSW_TXHDR_ETCLASS_4,
  	MLXSW_TXHDR_ETCLASS_5,
  	MLXSW_TXHDR_ETCLASS_6,
  	MLXSW_TXHDR_ETCLASS_7,
  };
  
  enum {
  	MLXSW_TXHDR_RDQ_OTHER,
  	MLXSW_TXHDR_RDQ_EMAD = 0x1f,
  };
  
  #define MLXSW_TXHDR_CTCLASS3 0
  #define MLXSW_TXHDR_CPU_SIG 0
  #define MLXSW_TXHDR_SIG 0xE0E0
  #define MLXSW_TXHDR_STCLASS_NONE 0
  
  enum {
  	MLXSW_TXHDR_NOT_EMAD,
  	MLXSW_TXHDR_EMAD,
  };
  
  enum {
  	MLXSW_TXHDR_TYPE_DATA,
  	MLXSW_TXHDR_TYPE_CONTROL = 6,
  };
  
  #endif