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octeon-ethernet.h
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1 /**********************************************************************
2  * Author: Cavium Networks
3  *
4  * Contact: [email protected]
5  * This file is part of the OCTEON SDK
6  *
7  * Copyright (c) 2003-2010 Cavium Networks
8  *
9  * This file is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License, Version 2, as
11  * published by the Free Software Foundation.
12  *
13  * This file is distributed in the hope that it will be useful, but
14  * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
15  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
16  * NONINFRINGEMENT. See the GNU General Public License for more
17  * details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this file; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22  * or visit http://www.gnu.org/licenses/.
23  *
24  * This file may also be available under a different license from Cavium.
25  * Contact Cavium Networks for more information
26 **********************************************************************/
27 
28 /*
29  * External interface for the Cavium Octeon ethernet driver.
30  */
31 #ifndef OCTEON_ETHERNET_H
32 #define OCTEON_ETHERNET_H
33 
34 #include <linux/of.h>
35 
41  /* PKO hardware output port */
42  int port;
43  /* PKO hardware queue for the port */
44  int queue;
45  /* Hardware fetch and add to count outstanding tx buffers */
46  int fau;
47  /*
48  * Type of port. This is one of the enums in
49  * cvmx_helper_interface_mode_t
50  */
51  int imode;
52  /* List of outstanding tx buffers per queue */
54  /* Device statistics */
56  struct phy_device *phydev;
57  unsigned int last_link;
58  /* Last negotiated link state */
60  /* Called periodically to check link status */
61  void (*poll) (struct net_device *dev);
63  struct work_struct port_work; /* may be unused. */
65 };
66 
67 int cvm_oct_free_work(void *work_queue_entry);
68 
69 extern int cvm_oct_rgmii_init(struct net_device *dev);
70 extern void cvm_oct_rgmii_uninit(struct net_device *dev);
71 extern int cvm_oct_rgmii_open(struct net_device *dev);
72 extern int cvm_oct_rgmii_stop(struct net_device *dev);
73 
74 extern int cvm_oct_sgmii_init(struct net_device *dev);
75 extern void cvm_oct_sgmii_uninit(struct net_device *dev);
76 extern int cvm_oct_sgmii_open(struct net_device *dev);
77 extern int cvm_oct_sgmii_stop(struct net_device *dev);
78 
79 extern int cvm_oct_spi_init(struct net_device *dev);
80 extern void cvm_oct_spi_uninit(struct net_device *dev);
81 extern int cvm_oct_xaui_init(struct net_device *dev);
82 extern void cvm_oct_xaui_uninit(struct net_device *dev);
83 extern int cvm_oct_xaui_open(struct net_device *dev);
84 extern int cvm_oct_xaui_stop(struct net_device *dev);
85 
86 extern int cvm_oct_common_init(struct net_device *dev);
87 extern void cvm_oct_common_uninit(struct net_device *dev);
88 
89 extern int always_use_pow;
90 extern int pow_send_group;
91 extern int pow_receive_group;
92 extern char pow_send_list[];
93 extern struct net_device *cvm_oct_device[];
97 
98 extern int max_rx_cpus;
99 extern int rx_napi_weight;
100 
101 #endif