| /********************************************************************** |
| * Author: Cavium Networks |
| * |
| * Contact: support@caviumnetworks.com |
| * This file is part of the OCTEON SDK |
| * |
| * Copyright (c) 2003-2010 Cavium Networks |
| * |
| * This file is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License, Version 2, as |
| * published by the Free Software Foundation. |
| * |
| * This file is distributed in the hope that it will be useful, but |
| * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty |
| * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or |
| * NONINFRINGEMENT. See the GNU General Public License for more |
| * details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this file; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| * or visit http://www.gnu.org/licenses/. |
| * |
| * This file may also be available under a different license from Cavium. |
| * Contact Cavium Networks for more information |
| **********************************************************************/ |
| |
| /* |
| * External interface for the Cavium Octeon ethernet driver. |
| */ |
| #ifndef OCTEON_ETHERNET_H |
| #define OCTEON_ETHERNET_H |
| |
| #include <linux/of.h> |
| |
| /** |
| * This is the definition of the Ethernet driver's private |
| * driver state stored in netdev_priv(dev). |
| */ |
| struct octeon_ethernet { |
| /* PKO hardware output port */ |
| int port; |
| /* PKO hardware queue for the port */ |
| int queue; |
| /* Hardware fetch and add to count outstanding tx buffers */ |
| int fau; |
| /* My netdev. */ |
| struct net_device *netdev; |
| /* |
| * Type of port. This is one of the enums in |
| * cvmx_helper_interface_mode_t |
| */ |
| int imode; |
| /* List of outstanding tx buffers per queue */ |
| struct sk_buff_head tx_free_list[16]; |
| /* Device statistics */ |
| struct net_device_stats stats; |
| struct phy_device *phydev; |
| unsigned int last_link; |
| /* Last negotiated link state */ |
| uint64_t link_info; |
| /* Called periodically to check link status */ |
| void (*poll)(struct net_device *dev); |
| struct delayed_work port_periodic_work; |
| struct work_struct port_work; /* may be unused. */ |
| struct device_node *of_node; |
| }; |
| |
| int cvm_oct_free_work(void *work_queue_entry); |
| |
| extern int cvm_oct_rgmii_init(struct net_device *dev); |
| extern void cvm_oct_rgmii_uninit(struct net_device *dev); |
| extern int cvm_oct_rgmii_open(struct net_device *dev); |
| extern int cvm_oct_rgmii_stop(struct net_device *dev); |
| |
| extern int cvm_oct_sgmii_init(struct net_device *dev); |
| extern void cvm_oct_sgmii_uninit(struct net_device *dev); |
| extern int cvm_oct_sgmii_open(struct net_device *dev); |
| extern int cvm_oct_sgmii_stop(struct net_device *dev); |
| |
| extern int cvm_oct_spi_init(struct net_device *dev); |
| extern void cvm_oct_spi_uninit(struct net_device *dev); |
| extern int cvm_oct_xaui_init(struct net_device *dev); |
| extern void cvm_oct_xaui_uninit(struct net_device *dev); |
| extern int cvm_oct_xaui_open(struct net_device *dev); |
| extern int cvm_oct_xaui_stop(struct net_device *dev); |
| |
| extern int cvm_oct_common_init(struct net_device *dev); |
| extern void cvm_oct_common_uninit(struct net_device *dev); |
| void cvm_oct_adjust_link(struct net_device *dev); |
| int cvm_oct_common_stop(struct net_device *dev); |
| |
| extern int always_use_pow; |
| extern int pow_send_group; |
| extern int pow_receive_group; |
| extern char pow_send_list[]; |
| extern struct net_device *cvm_oct_device[]; |
| extern struct workqueue_struct *cvm_oct_poll_queue; |
| extern atomic_t cvm_oct_poll_queue_stopping; |
| extern u64 cvm_oct_tx_poll_interval; |
| |
| extern int rx_napi_weight; |
| |
| #endif |