735 lines
24 KiB
C
735 lines
24 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* linux/mdio.h: definitions for MDIO (clause 45) transceivers
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* Copyright 2006-2009 Solarflare Communications Inc.
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*/
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#ifndef __LINUX_MDIO_H__
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#define __LINUX_MDIO_H__
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#include <uapi/linux/mdio.h>
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#include <linux/bitfield.h>
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#include <linux/mod_devicetable.h>
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struct gpio_desc;
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struct mii_bus;
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struct reset_control;
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/* Multiple levels of nesting are possible. However typically this is
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* limited to nested DSA like layer, a MUX layer, and the normal
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* user. Instead of trying to handle the general case, just define
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* these cases.
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*/
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enum mdio_mutex_lock_class {
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MDIO_MUTEX_NORMAL,
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MDIO_MUTEX_MUX,
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MDIO_MUTEX_NESTED,
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};
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struct mdio_device {
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struct device dev;
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struct mii_bus *bus;
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char modalias[MDIO_NAME_SIZE];
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int (*bus_match)(struct device *dev, struct device_driver *drv);
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void (*device_free)(struct mdio_device *mdiodev);
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void (*device_remove)(struct mdio_device *mdiodev);
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/* Bus address of the MDIO device (0-31) */
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int addr;
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int flags;
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int reset_state;
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struct gpio_desc *reset_gpio;
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struct reset_control *reset_ctrl;
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unsigned int reset_assert_delay;
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unsigned int reset_deassert_delay;
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};
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static inline struct mdio_device *to_mdio_device(const struct device *dev)
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{
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return container_of(dev, struct mdio_device, dev);
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}
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/* struct mdio_driver_common: Common to all MDIO drivers */
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struct mdio_driver_common {
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struct device_driver driver;
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int flags;
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};
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#define MDIO_DEVICE_FLAG_PHY 1
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static inline struct mdio_driver_common *
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to_mdio_common_driver(const struct device_driver *driver)
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{
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return container_of(driver, struct mdio_driver_common, driver);
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}
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/* struct mdio_driver: Generic MDIO driver */
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struct mdio_driver {
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struct mdio_driver_common mdiodrv;
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/*
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* Called during discovery. Used to set
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* up device-specific structures, if any
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*/
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int (*probe)(struct mdio_device *mdiodev);
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/* Clears up any memory if needed */
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void (*remove)(struct mdio_device *mdiodev);
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/* Quiesces the device on system shutdown, turns off interrupts etc */
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void (*shutdown)(struct mdio_device *mdiodev);
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};
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static inline struct mdio_driver *
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to_mdio_driver(const struct device_driver *driver)
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{
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return container_of(to_mdio_common_driver(driver), struct mdio_driver,
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mdiodrv);
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}
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/* device driver data */
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static inline void mdiodev_set_drvdata(struct mdio_device *mdio, void *data)
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{
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dev_set_drvdata(&mdio->dev, data);
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}
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static inline void *mdiodev_get_drvdata(struct mdio_device *mdio)
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{
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return dev_get_drvdata(&mdio->dev);
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}
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void mdio_device_free(struct mdio_device *mdiodev);
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struct mdio_device *mdio_device_create(struct mii_bus *bus, int addr);
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int mdio_device_register(struct mdio_device *mdiodev);
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void mdio_device_remove(struct mdio_device *mdiodev);
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void mdio_device_reset(struct mdio_device *mdiodev, int value);
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int mdio_driver_register(struct mdio_driver *drv);
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void mdio_driver_unregister(struct mdio_driver *drv);
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int mdio_device_bus_match(struct device *dev, struct device_driver *drv);
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static inline void mdio_device_get(struct mdio_device *mdiodev)
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{
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get_device(&mdiodev->dev);
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}
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static inline void mdio_device_put(struct mdio_device *mdiodev)
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{
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mdio_device_free(mdiodev);
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}
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static inline bool mdio_phy_id_is_c45(int phy_id)
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{
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return (phy_id & MDIO_PHY_ID_C45) && !(phy_id & ~MDIO_PHY_ID_C45_MASK);
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}
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static inline __u16 mdio_phy_id_prtad(int phy_id)
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{
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return (phy_id & MDIO_PHY_ID_PRTAD) >> 5;
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}
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static inline __u16 mdio_phy_id_devad(int phy_id)
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{
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return phy_id & MDIO_PHY_ID_DEVAD;
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}
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/**
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* struct mdio_if_info - Ethernet controller MDIO interface
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* @prtad: PRTAD of the PHY (%MDIO_PRTAD_NONE if not present/unknown)
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* @mmds: Mask of MMDs expected to be present in the PHY. This must be
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* non-zero unless @prtad = %MDIO_PRTAD_NONE.
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* @mode_support: MDIO modes supported. If %MDIO_SUPPORTS_C22 is set then
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* MII register access will be passed through with @devad =
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* %MDIO_DEVAD_NONE. If %MDIO_EMULATE_C22 is set then access to
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* commonly used clause 22 registers will be translated into
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* clause 45 registers.
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* @dev: Net device structure
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* @mdio_read: Register read function; returns value or negative error code
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* @mdio_write: Register write function; returns 0 or negative error code
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*/
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struct mdio_if_info {
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int prtad;
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u32 mmds;
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unsigned mode_support;
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struct net_device *dev;
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int (*mdio_read)(struct net_device *dev, int prtad, int devad,
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u16 addr);
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int (*mdio_write)(struct net_device *dev, int prtad, int devad,
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u16 addr, u16 val);
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};
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#define MDIO_PRTAD_NONE (-1)
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#define MDIO_DEVAD_NONE (-1)
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#define MDIO_SUPPORTS_C22 1
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#define MDIO_SUPPORTS_C45 2
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#define MDIO_EMULATE_C22 4
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struct ethtool_cmd;
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struct ethtool_pauseparam;
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extern int mdio45_probe(struct mdio_if_info *mdio, int prtad);
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extern int mdio_set_flag(const struct mdio_if_info *mdio,
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int prtad, int devad, u16 addr, int mask,
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bool sense);
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extern int mdio45_links_ok(const struct mdio_if_info *mdio, u32 mmds);
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extern int mdio45_nway_restart(const struct mdio_if_info *mdio);
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extern void mdio45_ethtool_gset_npage(const struct mdio_if_info *mdio,
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struct ethtool_cmd *ecmd,
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u32 npage_adv, u32 npage_lpa);
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extern void
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mdio45_ethtool_ksettings_get_npage(const struct mdio_if_info *mdio,
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struct ethtool_link_ksettings *cmd,
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u32 npage_adv, u32 npage_lpa);
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/**
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* mdio45_ethtool_gset - get settings for ETHTOOL_GSET
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* @mdio: MDIO interface
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* @ecmd: Ethtool request structure
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*
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* Since the CSRs for auto-negotiation using next pages are not fully
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* standardised, this function does not attempt to decode them. Use
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* mdio45_ethtool_gset_npage() to specify advertisement bits from next
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* pages.
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*/
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static inline void mdio45_ethtool_gset(const struct mdio_if_info *mdio,
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struct ethtool_cmd *ecmd)
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{
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mdio45_ethtool_gset_npage(mdio, ecmd, 0, 0);
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}
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/**
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* mdio45_ethtool_ksettings_get - get settings for ETHTOOL_GLINKSETTINGS
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* @mdio: MDIO interface
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* @cmd: Ethtool request structure
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*
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* Since the CSRs for auto-negotiation using next pages are not fully
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* standardised, this function does not attempt to decode them. Use
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* mdio45_ethtool_ksettings_get_npage() to specify advertisement bits
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* from next pages.
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*/
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static inline void
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mdio45_ethtool_ksettings_get(const struct mdio_if_info *mdio,
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struct ethtool_link_ksettings *cmd)
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{
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mdio45_ethtool_ksettings_get_npage(mdio, cmd, 0, 0);
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}
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extern int mdio_mii_ioctl(const struct mdio_if_info *mdio,
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struct mii_ioctl_data *mii_data, int cmd);
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/**
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* mmd_eee_cap_to_ethtool_sup_t
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* @eee_cap: value of the MMD EEE Capability register
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*
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* A small helper function that translates MMD EEE Capability (3.20) bits
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* to ethtool supported settings.
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*/
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static inline u32 mmd_eee_cap_to_ethtool_sup_t(u16 eee_cap)
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{
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u32 supported = 0;
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if (eee_cap & MDIO_EEE_100TX)
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supported |= SUPPORTED_100baseT_Full;
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if (eee_cap & MDIO_EEE_1000T)
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supported |= SUPPORTED_1000baseT_Full;
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if (eee_cap & MDIO_EEE_10GT)
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supported |= SUPPORTED_10000baseT_Full;
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if (eee_cap & MDIO_EEE_1000KX)
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supported |= SUPPORTED_1000baseKX_Full;
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if (eee_cap & MDIO_EEE_10GKX4)
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supported |= SUPPORTED_10000baseKX4_Full;
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if (eee_cap & MDIO_EEE_10GKR)
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supported |= SUPPORTED_10000baseKR_Full;
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return supported;
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}
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/**
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* mmd_eee_adv_to_ethtool_adv_t
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* @eee_adv: value of the MMD EEE Advertisement/Link Partner Ability registers
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*
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* A small helper function that translates the MMD EEE Advertisment (7.60)
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* and MMD EEE Link Partner Ability (7.61) bits to ethtool advertisement
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* settings.
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*/
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static inline u32 mmd_eee_adv_to_ethtool_adv_t(u16 eee_adv)
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{
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u32 adv = 0;
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if (eee_adv & MDIO_EEE_100TX)
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adv |= ADVERTISED_100baseT_Full;
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if (eee_adv & MDIO_EEE_1000T)
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adv |= ADVERTISED_1000baseT_Full;
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if (eee_adv & MDIO_EEE_10GT)
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adv |= ADVERTISED_10000baseT_Full;
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if (eee_adv & MDIO_EEE_1000KX)
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adv |= ADVERTISED_1000baseKX_Full;
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if (eee_adv & MDIO_EEE_10GKX4)
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adv |= ADVERTISED_10000baseKX4_Full;
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if (eee_adv & MDIO_EEE_10GKR)
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adv |= ADVERTISED_10000baseKR_Full;
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return adv;
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}
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/**
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* ethtool_adv_to_mmd_eee_adv_t
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* @adv: the ethtool advertisement settings
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*
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* A small helper function that translates ethtool advertisement settings
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* to EEE advertisements for the MMD EEE Advertisement (7.60) and
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* MMD EEE Link Partner Ability (7.61) registers.
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*/
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static inline u16 ethtool_adv_to_mmd_eee_adv_t(u32 adv)
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{
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u16 reg = 0;
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if (adv & ADVERTISED_100baseT_Full)
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reg |= MDIO_EEE_100TX;
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if (adv & ADVERTISED_1000baseT_Full)
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reg |= MDIO_EEE_1000T;
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if (adv & ADVERTISED_10000baseT_Full)
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reg |= MDIO_EEE_10GT;
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if (adv & ADVERTISED_1000baseKX_Full)
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reg |= MDIO_EEE_1000KX;
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if (adv & ADVERTISED_10000baseKX4_Full)
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reg |= MDIO_EEE_10GKX4;
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if (adv & ADVERTISED_10000baseKR_Full)
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reg |= MDIO_EEE_10GKR;
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return reg;
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}
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/**
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* linkmode_adv_to_mii_10gbt_adv_t
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* @advertising: the linkmode advertisement settings
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*
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* A small helper function that translates linkmode advertisement
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* settings to phy autonegotiation advertisements for the C45
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* 10GBASE-T AN CONTROL (7.32) register.
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*/
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static inline u32 linkmode_adv_to_mii_10gbt_adv_t(unsigned long *advertising)
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{
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u32 result = 0;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
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advertising))
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result |= MDIO_AN_10GBT_CTRL_ADV2_5G;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
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advertising))
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result |= MDIO_AN_10GBT_CTRL_ADV5G;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT,
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advertising))
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result |= MDIO_AN_10GBT_CTRL_ADV10G;
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return result;
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}
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/**
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* mii_10gbt_stat_mod_linkmode_lpa_t
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* @advertising: target the linkmode advertisement settings
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* @lpa: value of the C45 10GBASE-T AN STATUS register
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*
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* A small helper function that translates C45 10GBASE-T AN STATUS register bits
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* to linkmode advertisement settings. Other bits in advertising aren't changed.
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*/
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static inline void mii_10gbt_stat_mod_linkmode_lpa_t(unsigned long *advertising,
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u32 lpa)
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{
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linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
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advertising, lpa & MDIO_AN_10GBT_STAT_LP2_5G);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
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advertising, lpa & MDIO_AN_10GBT_STAT_LP5G);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT,
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advertising, lpa & MDIO_AN_10GBT_STAT_LP10G);
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}
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/**
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* mii_t1_adv_l_mod_linkmode_t
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* @advertising: target the linkmode advertisement settings
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* @lpa: value of the BASE-T1 Autonegotiation Advertisement [15:0] Register
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*
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* A small helper function that translates BASE-T1 Autonegotiation
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* Advertisement [15:0] Register bits to linkmode advertisement settings.
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* Other bits in advertising aren't changed.
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*/
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static inline void mii_t1_adv_l_mod_linkmode_t(unsigned long *advertising, u32 lpa)
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{
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linkmode_mod_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertising,
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lpa & MDIO_AN_T1_ADV_L_PAUSE_CAP);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising,
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lpa & MDIO_AN_T1_ADV_L_PAUSE_ASYM);
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}
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/**
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* mii_t1_adv_m_mod_linkmode_t
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* @advertising: target the linkmode advertisement settings
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* @lpa: value of the BASE-T1 Autonegotiation Advertisement [31:16] Register
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*
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* A small helper function that translates BASE-T1 Autonegotiation
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* Advertisement [31:16] Register bits to linkmode advertisement settings.
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* Other bits in advertising aren't changed.
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*/
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static inline void mii_t1_adv_m_mod_linkmode_t(unsigned long *advertising, u32 lpa)
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{
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linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT,
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advertising, lpa & MDIO_AN_T1_ADV_M_B10L);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT,
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advertising, lpa & MDIO_AN_T1_ADV_M_100BT1);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT1_Full_BIT,
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advertising, lpa & MDIO_AN_T1_ADV_M_1000BT1);
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}
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/**
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* linkmode_adv_to_mii_t1_adv_l_t
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* @advertising: the linkmode advertisement settings
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*
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* A small helper function that translates linkmode advertisement
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* settings to phy autonegotiation advertisements for the
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* BASE-T1 Autonegotiation Advertisement [15:0] Register.
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*/
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static inline u32 linkmode_adv_to_mii_t1_adv_l_t(unsigned long *advertising)
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{
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u32 result = 0;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertising))
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result |= MDIO_AN_T1_ADV_L_PAUSE_CAP;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising))
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result |= MDIO_AN_T1_ADV_L_PAUSE_ASYM;
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return result;
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}
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/**
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* linkmode_adv_to_mii_t1_adv_m_t
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* @advertising: the linkmode advertisement settings
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*
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* A small helper function that translates linkmode advertisement
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* settings to phy autonegotiation advertisements for the
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* BASE-T1 Autonegotiation Advertisement [31:16] Register.
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*/
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static inline u32 linkmode_adv_to_mii_t1_adv_m_t(unsigned long *advertising)
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{
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u32 result = 0;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, advertising))
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result |= MDIO_AN_T1_ADV_M_B10L;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT, advertising))
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result |= MDIO_AN_T1_ADV_M_100BT1;
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if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT1_Full_BIT, advertising))
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result |= MDIO_AN_T1_ADV_M_1000BT1;
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return result;
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}
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/**
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* mii_eee_cap1_mod_linkmode_t()
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* @adv: target the linkmode advertisement settings
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* @val: register value
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*
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* A function that translates value of following registers to the linkmode:
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* IEEE 802.3-2018 45.2.3.10 "EEE control and capability 1" register (3.20)
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* IEEE 802.3-2018 45.2.7.13 "EEE advertisement 1" register (7.60)
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* IEEE 802.3-2018 45.2.7.14 "EEE link partner ability 1" register (7.61)
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*/
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static inline void mii_eee_cap1_mod_linkmode_t(unsigned long *adv, u32 val)
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{
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linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
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adv, val & MDIO_EEE_100TX);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
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adv, val & MDIO_EEE_1000T);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT,
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adv, val & MDIO_EEE_10GT);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
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adv, val & MDIO_EEE_1000KX);
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linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT,
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adv, val & MDIO_EEE_10GKX4);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
|
|
adv, val & MDIO_EEE_10GKR);
|
|
}
|
|
|
|
/**
|
|
* mii_eee_cap2_mod_linkmode_sup_t()
|
|
* @adv: target the linkmode settings
|
|
* @val: register value
|
|
*
|
|
* A function that translates value of following registers to the linkmode:
|
|
* IEEE 802.3-2022 45.2.3.11 "EEE control and capability 2" register (3.21)
|
|
*/
|
|
static inline void mii_eee_cap2_mod_linkmode_sup_t(unsigned long *adv, u32 val)
|
|
{
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
|
|
adv, val & MDIO_EEE_2_5GT);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
|
|
adv, val & MDIO_EEE_5GT);
|
|
}
|
|
|
|
/**
|
|
* mii_eee_cap2_mod_linkmode_adv_t()
|
|
* @adv: target the linkmode advertisement settings
|
|
* @val: register value
|
|
*
|
|
* A function that translates value of following registers to the linkmode:
|
|
* IEEE 802.3-2022 45.2.7.16 "EEE advertisement 2" register (7.62)
|
|
* IEEE 802.3-2022 45.2.7.17 "EEE link partner ability 2" register (7.63)
|
|
* Note: Currently this function is the same as mii_eee_cap2_mod_linkmode_sup_t.
|
|
* For certain, not yet supported, modes however the bits differ.
|
|
* Therefore create separate functions already.
|
|
*/
|
|
static inline void mii_eee_cap2_mod_linkmode_adv_t(unsigned long *adv, u32 val)
|
|
{
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
|
|
adv, val & MDIO_EEE_2_5GT);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
|
|
adv, val & MDIO_EEE_5GT);
|
|
}
|
|
|
|
/**
|
|
* linkmode_to_mii_eee_cap1_t()
|
|
* @adv: the linkmode advertisement settings
|
|
*
|
|
* A function that translates linkmode to value for IEEE 802.3-2018 45.2.7.13
|
|
* "EEE advertisement 1" register (7.60)
|
|
*/
|
|
static inline u32 linkmode_to_mii_eee_cap1_t(unsigned long *adv)
|
|
{
|
|
u32 result = 0;
|
|
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, adv))
|
|
result |= MDIO_EEE_100TX;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, adv))
|
|
result |= MDIO_EEE_1000T;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, adv))
|
|
result |= MDIO_EEE_10GT;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, adv))
|
|
result |= MDIO_EEE_1000KX;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT, adv))
|
|
result |= MDIO_EEE_10GKX4;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, adv))
|
|
result |= MDIO_EEE_10GKR;
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* linkmode_to_mii_eee_cap2_t()
|
|
* @adv: the linkmode advertisement settings
|
|
*
|
|
* A function that translates linkmode to value for IEEE 802.3-2022 45.2.7.16
|
|
* "EEE advertisement 2" register (7.62)
|
|
*/
|
|
static inline u32 linkmode_to_mii_eee_cap2_t(unsigned long *adv)
|
|
{
|
|
u32 result = 0;
|
|
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, adv))
|
|
result |= MDIO_EEE_2_5GT;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, adv))
|
|
result |= MDIO_EEE_5GT;
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* mii_10base_t1_adv_mod_linkmode_t()
|
|
* @adv: linkmode advertisement settings
|
|
* @val: register value
|
|
*
|
|
* A function that translates IEEE 802.3cg-2019 45.2.7.26 "10BASE-T1 AN status"
|
|
* register (7.527) value to the linkmode.
|
|
*/
|
|
static inline void mii_10base_t1_adv_mod_linkmode_t(unsigned long *adv, u16 val)
|
|
{
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT,
|
|
adv, val & MDIO_AN_10BT1_AN_CTRL_ADV_EEE_T1L);
|
|
}
|
|
|
|
/**
|
|
* linkmode_adv_to_mii_10base_t1_t()
|
|
* @adv: linkmode advertisement settings
|
|
*
|
|
* A function that translates the linkmode to IEEE 802.3cg-2019 45.2.7.25
|
|
* "10BASE-T1 AN control" register (7.526) value.
|
|
*/
|
|
static inline u32 linkmode_adv_to_mii_10base_t1_t(unsigned long *adv)
|
|
{
|
|
u32 result = 0;
|
|
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, adv))
|
|
result |= MDIO_AN_10BT1_AN_CTRL_ADV_EEE_T1L;
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* mii_c73_mod_linkmode - convert a Clause 73 advertisement to linkmodes
|
|
* @adv: linkmode advertisement setting
|
|
* @lpa: array of three u16s containing the advertisement
|
|
*
|
|
* Convert an IEEE 802.3 Clause 73 advertisement to ethtool link modes.
|
|
*/
|
|
static inline void mii_c73_mod_linkmode(unsigned long *adv, u16 *lpa)
|
|
{
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_Pause_BIT,
|
|
adv, lpa[0] & MDIO_AN_C73_0_PAUSE);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
|
|
adv, lpa[0] & MDIO_AN_C73_0_ASM_DIR);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_1000BASE_KX);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_10GBASE_KX4);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_40GBASE_KR4);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_40GBASE_CR4);
|
|
/* 100GBASE_CR10 and 100GBASE_KP4 not implemented */
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_100GBASE_KR4);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_100GBASE_CR4);
|
|
/* 25GBASE_R_S not implemented */
|
|
/* The 25GBASE_R bit can be used for 25Gbase KR or CR modes */
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_25000baseKR_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_25GBASE_R);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_25000baseCR_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_25GBASE_R);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
|
|
adv, lpa[1] & MDIO_AN_C73_1_10GBASE_KR);
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseX_Full_BIT,
|
|
adv, lpa[2] & MDIO_AN_C73_2_2500BASE_KX);
|
|
/* 5GBASE_KR not implemented */
|
|
}
|
|
|
|
int __mdiobus_read(struct mii_bus *bus, int addr, u32 regnum);
|
|
int __mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val);
|
|
int __mdiobus_modify(struct mii_bus *bus, int addr, u32 regnum, u16 mask,
|
|
u16 set);
|
|
int __mdiobus_modify_changed(struct mii_bus *bus, int addr, u32 regnum,
|
|
u16 mask, u16 set);
|
|
|
|
int mdiobus_read(struct mii_bus *bus, int addr, u32 regnum);
|
|
int mdiobus_read_nested(struct mii_bus *bus, int addr, u32 regnum);
|
|
int mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val);
|
|
int mdiobus_write_nested(struct mii_bus *bus, int addr, u32 regnum, u16 val);
|
|
int mdiobus_modify(struct mii_bus *bus, int addr, u32 regnum, u16 mask,
|
|
u16 set);
|
|
int mdiobus_modify_changed(struct mii_bus *bus, int addr, u32 regnum,
|
|
u16 mask, u16 set);
|
|
int __mdiobus_c45_read(struct mii_bus *bus, int addr, int devad, u32 regnum);
|
|
int mdiobus_c45_read(struct mii_bus *bus, int addr, int devad, u32 regnum);
|
|
int mdiobus_c45_read_nested(struct mii_bus *bus, int addr, int devad,
|
|
u32 regnum);
|
|
int __mdiobus_c45_write(struct mii_bus *bus, int addr, int devad, u32 regnum,
|
|
u16 val);
|
|
int mdiobus_c45_write(struct mii_bus *bus, int addr, int devad, u32 regnum,
|
|
u16 val);
|
|
int mdiobus_c45_write_nested(struct mii_bus *bus, int addr, int devad,
|
|
u32 regnum, u16 val);
|
|
int mdiobus_c45_modify(struct mii_bus *bus, int addr, int devad, u32 regnum,
|
|
u16 mask, u16 set);
|
|
|
|
int mdiobus_c45_modify_changed(struct mii_bus *bus, int addr, int devad,
|
|
u32 regnum, u16 mask, u16 set);
|
|
|
|
static inline int __mdiodev_read(struct mdio_device *mdiodev, u32 regnum)
|
|
{
|
|
return __mdiobus_read(mdiodev->bus, mdiodev->addr, regnum);
|
|
}
|
|
|
|
static inline int __mdiodev_write(struct mdio_device *mdiodev, u32 regnum,
|
|
u16 val)
|
|
{
|
|
return __mdiobus_write(mdiodev->bus, mdiodev->addr, regnum, val);
|
|
}
|
|
|
|
static inline int __mdiodev_modify(struct mdio_device *mdiodev, u32 regnum,
|
|
u16 mask, u16 set)
|
|
{
|
|
return __mdiobus_modify(mdiodev->bus, mdiodev->addr, regnum, mask, set);
|
|
}
|
|
|
|
static inline int __mdiodev_modify_changed(struct mdio_device *mdiodev,
|
|
u32 regnum, u16 mask, u16 set)
|
|
{
|
|
return __mdiobus_modify_changed(mdiodev->bus, mdiodev->addr, regnum,
|
|
mask, set);
|
|
}
|
|
|
|
static inline int mdiodev_read(struct mdio_device *mdiodev, u32 regnum)
|
|
{
|
|
return mdiobus_read(mdiodev->bus, mdiodev->addr, regnum);
|
|
}
|
|
|
|
static inline int mdiodev_write(struct mdio_device *mdiodev, u32 regnum,
|
|
u16 val)
|
|
{
|
|
return mdiobus_write(mdiodev->bus, mdiodev->addr, regnum, val);
|
|
}
|
|
|
|
static inline int mdiodev_modify(struct mdio_device *mdiodev, u32 regnum,
|
|
u16 mask, u16 set)
|
|
{
|
|
return mdiobus_modify(mdiodev->bus, mdiodev->addr, regnum, mask, set);
|
|
}
|
|
|
|
static inline int mdiodev_modify_changed(struct mdio_device *mdiodev,
|
|
u32 regnum, u16 mask, u16 set)
|
|
{
|
|
return mdiobus_modify_changed(mdiodev->bus, mdiodev->addr, regnum,
|
|
mask, set);
|
|
}
|
|
|
|
static inline int mdiodev_c45_modify(struct mdio_device *mdiodev, int devad,
|
|
u32 regnum, u16 mask, u16 set)
|
|
{
|
|
return mdiobus_c45_modify(mdiodev->bus, mdiodev->addr, devad, regnum,
|
|
mask, set);
|
|
}
|
|
|
|
static inline int mdiodev_c45_modify_changed(struct mdio_device *mdiodev,
|
|
int devad, u32 regnum, u16 mask,
|
|
u16 set)
|
|
{
|
|
return mdiobus_c45_modify_changed(mdiodev->bus, mdiodev->addr, devad,
|
|
regnum, mask, set);
|
|
}
|
|
|
|
static inline int mdiodev_c45_read(struct mdio_device *mdiodev, int devad,
|
|
u16 regnum)
|
|
{
|
|
return mdiobus_c45_read(mdiodev->bus, mdiodev->addr, devad, regnum);
|
|
}
|
|
|
|
static inline int mdiodev_c45_write(struct mdio_device *mdiodev, u32 devad,
|
|
u16 regnum, u16 val)
|
|
{
|
|
return mdiobus_c45_write(mdiodev->bus, mdiodev->addr, devad, regnum,
|
|
val);
|
|
}
|
|
|
|
int mdiobus_register_device(struct mdio_device *mdiodev);
|
|
int mdiobus_unregister_device(struct mdio_device *mdiodev);
|
|
bool mdiobus_is_registered_device(struct mii_bus *bus, int addr);
|
|
struct phy_device *mdiobus_get_phy(struct mii_bus *bus, int addr);
|
|
|
|
/**
|
|
* mdio_module_driver() - Helper macro for registering mdio drivers
|
|
* @_mdio_driver: driver to register
|
|
*
|
|
* Helper macro for MDIO drivers which do not do anything special in module
|
|
* init/exit. Each module may only use this macro once, and calling it
|
|
* replaces module_init() and module_exit().
|
|
*/
|
|
#define mdio_module_driver(_mdio_driver) \
|
|
static int __init mdio_module_init(void) \
|
|
{ \
|
|
return mdio_driver_register(&_mdio_driver); \
|
|
} \
|
|
module_init(mdio_module_init); \
|
|
static void __exit mdio_module_exit(void) \
|
|
{ \
|
|
mdio_driver_unregister(&_mdio_driver); \
|
|
} \
|
|
module_exit(mdio_module_exit)
|
|
|
|
#endif /* __LINUX_MDIO_H__ */
|