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
 45enum {
 46	MAC_STATS_UPDATE_FAST,
 47	MAC_STATS_UPDATE_FULL
 48};
 49
 50enum {
 51	MAC_DIRECTION_RX = 1,
 52	MAC_DIRECTION_TX = 2
 53};
 54
 55struct 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
 97struct 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
124typedef struct _cmac_instance cmac_instance;
125
126struct cmac {
127	struct cmac_statistics stats;
128	adapter_t *adapter;
129	const struct cmac_ops *ops;
130	cmac_instance *instance;
131};
132
133struct gmac {
134	unsigned int stats_update_period;
135	struct cmac *(*create)(adapter_t *adapter, int index);
136	int (*reset)(adapter_t *);
137};
138
139extern const struct gmac t1_pm3393_ops;
140extern const struct gmac t1_vsc7326_ops;
141
142#endif /* _CXGB_GMAC_H_ */