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, see <http://www.gnu.org/licenses/>.            *
16  *                                                                           *
17  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED    *
18  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF      *
19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.                     *
20  *                                                                           *
21  * http://www.chelsio.com                                                    *
22  *                                                                           *
23  * Copyright (c) 2003 - 2005 Chelsio Communications, Inc.                    *
24  * All rights reserved.                                                      *
25  *                                                                           *
26  * Maintainers: maintainers@chelsio.com                                      *
27  *                                                                           *
28  * Authors: Dimitrios Michailidis   <dm@chelsio.com>                         *
29  *          Tina Yang               <tainay@chelsio.com>                     *
30  *          Felix Marti             <felix@chelsio.com>                      *
31  *          Scott Bardone           <sbardone@chelsio.com>                   *
32  *          Kurt Ottaway            <kottaway@chelsio.com>                   *
33  *          Frank DiMambro          <frank@chelsio.com>                      *
34  *                                                                           *
35  * History:                                                                  *
36  *                                                                           *
37  ****************************************************************************/
38 
39 #ifndef _CXGB_GMAC_H_
40 #define _CXGB_GMAC_H_
41 
42 #include "common.h"
43 
44 enum {
45 	MAC_STATS_UPDATE_FAST,
46 	MAC_STATS_UPDATE_FULL
47 };
48 
49 enum {
50 	MAC_DIRECTION_RX = 1,
51 	MAC_DIRECTION_TX = 2
52 };
53 
54 struct cmac_statistics {
55 	/* Transmit */
56 	u64 TxOctetsOK;
57 	u64 TxOctetsBad;
58 	u64 TxUnicastFramesOK;
59 	u64 TxMulticastFramesOK;
60 	u64 TxBroadcastFramesOK;
61 	u64 TxPauseFrames;
62 	u64 TxFramesWithDeferredXmissions;
63 	u64 TxLateCollisions;
64 	u64 TxTotalCollisions;
65 	u64 TxFramesAbortedDueToXSCollisions;
66 	u64 TxUnderrun;
67 	u64 TxLengthErrors;
68 	u64 TxInternalMACXmitError;
69 	u64 TxFramesWithExcessiveDeferral;
70 	u64 TxFCSErrors;
71 	u64 TxJumboFramesOK;
72 	u64 TxJumboOctetsOK;
73 
74 	/* Receive */
75 	u64 RxOctetsOK;
76 	u64 RxOctetsBad;
77 	u64 RxUnicastFramesOK;
78 	u64 RxMulticastFramesOK;
79 	u64 RxBroadcastFramesOK;
80 	u64 RxPauseFrames;
81 	u64 RxFCSErrors;
82 	u64 RxAlignErrors;
83 	u64 RxSymbolErrors;
84 	u64 RxDataErrors;
85 	u64 RxSequenceErrors;
86 	u64 RxRuntErrors;
87 	u64 RxJabberErrors;
88 	u64 RxInternalMACRcvError;
89 	u64 RxInRangeLengthErrors;
90 	u64 RxOutOfRangeLengthField;
91 	u64 RxFrameTooLongErrors;
92 	u64 RxJumboFramesOK;
93 	u64 RxJumboOctetsOK;
94 };
95 
96 struct cmac_ops {
97 	void (*destroy)(struct cmac *);
98 	int (*reset)(struct cmac *);
99 	int (*interrupt_enable)(struct cmac *);
100 	int (*interrupt_disable)(struct cmac *);
101 	int (*interrupt_clear)(struct cmac *);
102 	int (*interrupt_handler)(struct cmac *);
103 
104 	int (*enable)(struct cmac *, int);
105 	int (*disable)(struct cmac *, int);
106 
107 	int (*loopback_enable)(struct cmac *);
108 	int (*loopback_disable)(struct cmac *);
109 
110 	int (*set_mtu)(struct cmac *, int mtu);
111 	int (*set_rx_mode)(struct cmac *, struct t1_rx_mode *rm);
112 
113 	int (*set_speed_duplex_fc)(struct cmac *, int speed, int duplex, int fc);
114 	int (*get_speed_duplex_fc)(struct cmac *, int *speed, int *duplex,
115 				   int *fc);
116 
117 	const struct cmac_statistics *(*statistics_update)(struct cmac *, int);
118 
119 	int (*macaddress_get)(struct cmac *, u8 mac_addr[6]);
120 	int (*macaddress_set)(struct cmac *, u8 mac_addr[6]);
121 };
122 
123 typedef struct _cmac_instance cmac_instance;
124 
125 struct cmac {
126 	struct cmac_statistics stats;
127 	adapter_t *adapter;
128 	const struct cmac_ops *ops;
129 	cmac_instance *instance;
130 };
131 
132 struct gmac {
133 	unsigned int stats_update_period;
134 	struct cmac *(*create)(adapter_t *adapter, int index);
135 	int (*reset)(adapter_t *);
136 };
137 
138 extern const struct gmac t1_pm3393_ops;
139 extern const struct gmac t1_vsc7326_ops;
140 
141 #endif /* _CXGB_GMAC_H_ */
142