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/*
* This file is based on code from OCTEON SDK by Cavium Networks.
*
* 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.
*/
/*
* External interface for the Cavium Octeon ethernet driver.
*/
#ifndef OCTEON_ETHERNET_H
#define OCTEON_ETHERNET_H
#include <linux/of.h>
#include <asm/octeon/cvmx-helper-board.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_sgmii_init(struct net_device *dev);
extern int cvm_oct_sgmii_open(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 int cvm_oct_xaui_open(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);
int cvm_oct_common_open(struct net_device *dev,
void (*link_poll)(struct net_device *), bool poll_now);
void cvm_oct_note_carrier(struct octeon_ethernet *priv,
cvmx_helper_link_info_t li);
void cvm_oct_link_poll(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
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