/***************************************************************************** * * * File: cphy.h * * $Revision: 1.7 $ * * $Date: 2005/06/21 18:29:47 $ * * Description: * * part of the Chelsio 10Gb Ethernet Driver. * * * * This program 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. * * * * You should have received a copy of the GNU General Public License along * * with this program; if not, write to the Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * * * * http://www.chelsio.com * * * * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. * * All rights reserved. * * * * Maintainers: maintainers@chelsio.com * * * * Authors: Dimitrios Michailidis <dm@chelsio.com> * * Tina Yang <tainay@chelsio.com> * * Felix Marti <felix@chelsio.com> * * Scott Bardone <sbardone@chelsio.com> * * Kurt Ottaway <kottaway@chelsio.com> * * Frank DiMambro <frank@chelsio.com> * * * * History: * * * ****************************************************************************/ #ifndef _CXGB_CPHY_H_ #define _CXGB_CPHY_H_ #include "common.h" struct mdio_ops { void (*init)(adapter_t *adapter, const struct board_info *bi); int (*read)(adapter_t *adapter, int phy_addr, int mmd_addr, int reg_addr, unsigned int *val); int (*write)(adapter_t *adapter, int phy_addr, int mmd_addr, int reg_addr, unsigned int val); }; /* PHY interrupt types */ enum { cphy_cause_link_change = 0x1, cphy_cause_error = 0x2, cphy_cause_fifo_error = 0x3 }; enum { PHY_LINK_UP = 0x1, PHY_AUTONEG_RDY = 0x2, PHY_AUTONEG_EN = 0x4 }; struct cphy; /* PHY operations */ struct cphy_ops { void (*destroy)(struct cphy *); int (*reset)(struct cphy *, int wait); int (*interrupt_enable)(struct cphy *); int (*interrupt_disable)(struct cphy *); int (*interrupt_clear)(struct cphy *); int (*interrupt_handler)(struct cphy *); int (*autoneg_enable)(struct cphy *); int (*autoneg_disable)(struct cphy *); int (*autoneg_restart)(struct cphy *); int (*advertise)(struct cphy *phy, unsigned int advertise_map); int (*set_loopback)(struct cphy *, int on); int (*set_speed_duplex)(struct cphy *phy, int speed, int duplex); int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed, int *duplex, int *fc); }; /* A PHY instance */ struct cphy { int addr; /* PHY address */ int state; /* Link status state machine */ adapter_t *adapter; /* associated adapter */ struct delayed_work phy_update; u16 bmsr; int count; int act_count; int act_on; u32 elmer_gpo; const struct cphy_ops *ops; /* PHY operations */ int (*mdio_read)(adapter_t *adapter, int phy_addr, int mmd_addr, int reg_addr, unsigned int *val); int (*mdio_write)(adapter_t *adapter, int phy_addr, int mmd_addr, int reg_addr, unsigned int val); struct cphy_instance *instance; }; /* Convenience MDIO read/write wrappers */ static inline int mdio_read(struct cphy *cphy, int mmd, int reg, unsigned int *valp) { return cphy->mdio_read(cphy->adapter, cphy->addr, mmd, reg, valp); } static inline int mdio_write(struct cphy *cphy, int mmd, int reg, unsigned int val) { return cphy->mdio_write(cphy->adapter, cphy->addr, mmd, reg, val); } static inline int simple_mdio_read(struct cphy *cphy, int reg, unsigned int *valp) { return mdio_read(cphy, 0, reg, valp); } static inline int simple_mdio_write(struct cphy *cphy, int reg, unsigned int val) { return mdio_write(cphy, 0, reg, val); } /* Convenience initializer */ static inline void cphy_init(struct cphy *phy, adapter_t *adapter, int phy_addr, struct cphy_ops *phy_ops, const struct mdio_ops *mdio_ops) { phy->adapter = adapter; phy->addr = phy_addr; phy->ops = phy_ops; if (mdio_ops) { phy->mdio_read = mdio_ops->read; phy->mdio_write = mdio_ops->write; } } /* Operations of the PHY-instance factory */ struct gphy { /* Construct a PHY instance with the given PHY address */ struct cphy *(*create)(adapter_t *adapter, int phy_addr, const struct mdio_ops *mdio_ops); /* * Reset the PHY chip. This resets the whole PHY chip, not individual * ports. */ int (*reset)(adapter_t *adapter); }; extern const struct gphy t1_my3126_ops; extern const struct gphy t1_mv88e1xxx_ops; extern const struct gphy t1_vsc8244_ops; extern const struct gphy t1_mv88x201x_ops; #endif /* _CXGB_CPHY_H_ */