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   1 /*****************************************************************************
   2  *                                                                           *
   3  * File: gmac.h                                                              *
   4  * $Revision: 1.6 $                                                          *
   5  * $Date: 2005/06/21 18:29:47 $                                              *
   6  * Description:                                                              *
   7  *  Generic MAC functionality.                                               *
   8  *  part of the Chelsio 10Gb Ethernet Driver.                                *
   9  *                                                                           *
  10  * This program is free software; you can redistribute it and/or modify      *
  11  * it under the terms of the GNU General Public License, version 2, as       *
  12  * published by the Free Software Foundation.                                *
  13  *                                                                           *
  14  * You should have received a copy of the GNU General Public License along   *
  15  * with this program; if not, write to the Free Software Foundation, Inc.,   *
  16  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.                 *
  17  *                                                                           *
  18  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED    *
  19  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF      *
  20  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.                     *
  21  *                                                                           *
  22  * http://www.chelsio.com                                                    *
  23  *                                                                           *
  24  * Copyright (c) 2003 - 2005 Chelsio Communications, Inc.                    *
  25  * All rights reserved.                                                      *
  26  *                                                                           *
  27  * Maintainers: maintainers@chelsio.com                                      *
  28  *                                                                           *
  29  * Authors: Dimitrios Michailidis   <dm@chelsio.com>                         *
  30  *          Tina Yang               <tainay@chelsio.com>                     *
  31  *          Felix Marti             <felix@chelsio.com>                      *
  32  *          Scott Bardone           <sbardone@chelsio.com>                   *
  33  *          Kurt Ottaway            <kottaway@chelsio.com>                   *
  34  *          Frank DiMambro          <frank@chelsio.com>                      *
  35  *                                                                           *
  36  * History:                                                                  *
  37  *                                                                           *
  38  ****************************************************************************/
  39
  40 #ifndef _CXGB_GMAC_H_
  41 #define _CXGB_GMAC_H_
  42
  43 #include "common.h"
  44
  45 enum {
  46         MAC_STATS_UPDATE_FAST,
  47         MAC_STATS_UPDATE_FULL
  48 };
  49
  50 enum {
  51         MAC_DIRECTION_RX = 1,
  52         MAC_DIRECTION_TX = 2
  53 };
  54
  55 struct cmac_statistics {
  56         /* Transmit */
  57         u64 TxOctetsOK;
  58         u64 TxOctetsBad;
  59         u64 TxUnicastFramesOK;
  60         u64 TxMulticastFramesOK;
  61         u64 TxBroadcastFramesOK;
  62         u64 TxPauseFrames;
  63         u64 TxFramesWithDeferredXmissions;
  64         u64 TxLateCollisions;
  65         u64 TxTotalCollisions;
  66         u64 TxFramesAbortedDueToXSCollisions;
  67         u64 TxUnderrun;
  68         u64 TxLengthErrors;
  69         u64 TxInternalMACXmitError;
  70         u64 TxFramesWithExcessiveDeferral;
  71         u64 TxFCSErrors;
  72         u64 TxJumboFramesOK;
  73         u64 TxJumboOctetsOK;
  74
  75         /* Receive */
  76         u64 RxOctetsOK;
  77         u64 RxOctetsBad;
  78         u64 RxUnicastFramesOK;
  79         u64 RxMulticastFramesOK;
  80         u64 RxBroadcastFramesOK;
  81         u64 RxPauseFrames;
  82         u64 RxFCSErrors;
  83         u64 RxAlignErrors;
  84         u64 RxSymbolErrors;
  85         u64 RxDataErrors;
  86         u64 RxSequenceErrors;
  87         u64 RxRuntErrors;
  88         u64 RxJabberErrors;
  89         u64 RxInternalMACRcvError;
  90         u64 RxInRangeLengthErrors;
  91         u64 RxOutOfRangeLengthField;
  92         u64 RxFrameTooLongErrors;
  93         u64 RxJumboFramesOK;
  94         u64 RxJumboOctetsOK;
  95 };
  96
  97 struct cmac_ops {
  98         void (*destroy)(struct cmac *);
  99         int (*reset)(struct cmac *);
 100         int (*interrupt_enable)(struct cmac *);
 101         int (*interrupt_disable)(struct cmac *);
 102         int (*interrupt_clear)(struct cmac *);
 103         int (*interrupt_handler)(struct cmac *);
 104
 105         int (*enable)(struct cmac *, int);
 106         int (*disable)(struct cmac *, int);
 107
 108         int (*loopback_enable)(struct cmac *);
 109         int (*loopback_disable)(struct cmac *);
 110
 111         int (*set_mtu)(struct cmac *, int mtu);
 112         int (*set_rx_mode)(struct cmac *, struct t1_rx_mode *rm);
 113
 114         int (*set_speed_duplex_fc)(struct cmac *, int speed, int duplex, int fc);
 115         int (*get_speed_duplex_fc)(struct cmac *, int *speed, int *duplex,
 116                                    int *fc);
 117
 118         const struct cmac_statistics *(*statistics_update)(struct cmac *, int);
 119
 120         int (*macaddress_get)(struct cmac *, u8 mac_addr[6]);
 121         int (*macaddress_set)(struct cmac *, u8 mac_addr[6]);
 122 };
 123
 124 typedef struct _cmac_instance cmac_instance;
 125
 126 struct cmac {
 127         struct cmac_statistics stats;
 128         adapter_t *adapter;
 129         const struct cmac_ops *ops;
 130         cmac_instance *instance;
 131 };
 132
 133 struct gmac {
 134         unsigned int stats_update_period;
 135         struct cmac *(*create)(adapter_t *adapter, int index);
 136         int (*reset)(adapter_t *);
 137 };
 138
 139 extern const struct gmac t1_pm3393_ops;
 140 extern const struct gmac t1_vsc7326_ops;
 141
 142 #endif /* _CXGB_GMAC_H_ */