111 строки
2.5 KiB
C
111 строки
2.5 KiB
C
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/*
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* net/dsa/dsa_priv.h - Hardware switch handling
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* Copyright (c) 2008 Marvell Semiconductor
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __DSA_PRIV_H
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#define __DSA_PRIV_H
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#include <linux/list.h>
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#include <linux/phy.h>
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#include <linux/timer.h>
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#include <linux/workqueue.h>
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#include <net/dsa.h>
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struct dsa_switch {
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/*
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* Configuration data for the platform device that owns
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* this dsa switch instance.
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*/
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struct dsa_platform_data *pd;
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/*
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* References to network device and mii bus to use.
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*/
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struct net_device *master_netdev;
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struct mii_bus *master_mii_bus;
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/*
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* The used switch driver and frame tagging type.
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*/
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struct dsa_switch_driver *drv;
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__be16 tag_protocol;
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/*
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* Slave mii_bus and devices for the individual ports.
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*/
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int cpu_port;
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u32 valid_port_mask;
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struct mii_bus *slave_mii_bus;
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struct net_device *ports[DSA_MAX_PORTS];
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/*
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* Link state polling.
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*/
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struct work_struct link_poll_work;
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struct timer_list link_poll_timer;
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};
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struct dsa_slave_priv {
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struct net_device *dev;
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struct dsa_switch *parent;
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int port;
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struct phy_device *phy;
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};
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struct dsa_switch_driver {
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struct list_head list;
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__be16 tag_protocol;
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int priv_size;
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/*
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* Probing and setup.
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*/
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char *(*probe)(struct mii_bus *bus, int sw_addr);
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int (*setup)(struct dsa_switch *ds);
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int (*set_addr)(struct dsa_switch *ds, u8 *addr);
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/*
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* Access to the switch's PHY registers.
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*/
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int (*phy_read)(struct dsa_switch *ds, int port, int regnum);
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int (*phy_write)(struct dsa_switch *ds, int port,
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int regnum, u16 val);
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/*
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* Link state polling and IRQ handling.
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*/
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void (*poll_link)(struct dsa_switch *ds);
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/*
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* ethtool hardware statistics.
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*/
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void (*get_strings)(struct dsa_switch *ds, int port, uint8_t *data);
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void (*get_ethtool_stats)(struct dsa_switch *ds,
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int port, uint64_t *data);
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int (*get_sset_count)(struct dsa_switch *ds);
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};
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/* dsa.c */
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extern char dsa_driver_version[];
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void register_switch_driver(struct dsa_switch_driver *type);
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void unregister_switch_driver(struct dsa_switch_driver *type);
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/* slave.c */
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void dsa_slave_mii_bus_init(struct dsa_switch *ds);
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struct net_device *dsa_slave_create(struct dsa_switch *ds,
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struct device *parent,
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int port, char *name);
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/* tag_edsa.c */
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int edsa_xmit(struct sk_buff *skb, struct net_device *dev);
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#endif
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