// SPDX-License-Identifier: GPL-2.0+ /* * Marvell 10G 88x3310 PHY driver * * Based upon the ID registers, this PHY appears to be a mixture of IPs * from two different companies. * * There appears to be several different data paths through the PHY which * are automatically managed by the PHY. The following has been determined * via observation and experimentation for a setup using single-lane Serdes: * * SGMII PHYXS -- BASE-T PCS -- 10G PMA -- AN -- Copper (for <= 1G) * 10GBASE-KR PHYXS -- BASE-T PCS -- 10G PMA -- AN -- Copper (for 10G) * 10GBASE-KR PHYXS -- BASE-R PCS -- Fiber * * With XAUI, observation shows: * * XAUI PHYXS -- <appropriate PCS as above> * * and no switching of the host interface mode occurs. * * If both the fiber and copper ports are connected, the first to gain * link takes priority and the other port is completely locked out. */ #include <linux/bitfield.h> #include <linux/ctype.h> #include <linux/delay.h> #include <linux/hwmon.h> #include <linux/marvell_phy.h> #include <linux/phy.h> #include <linux/sfp.h> #include <linux/netdevice.h> #define MV_PHY_ALASKA_NBT_QUIRK_MASK … #define MV_PHY_ALASKA_NBT_QUIRK_REV … #define MV_VERSION(a,b,c,d) … enum { … }; struct mv3310_mactype { … }; struct mv3310_chip { … }; struct mv3310_priv { … }; static const struct mv3310_chip *to_mv3310_chip(struct phy_device *phydev) { … } #ifdef CONFIG_HWMON static umode_t mv3310_hwmon_is_visible(const void *data, enum hwmon_sensor_types type, u32 attr, int channel) { … } static int mv3310_hwmon_read_temp_reg(struct phy_device *phydev) { … } static int mv2110_hwmon_read_temp_reg(struct phy_device *phydev) { … } static int mv3310_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, int channel, long *value) { … } static const struct hwmon_ops mv3310_hwmon_ops = …; static u32 mv3310_hwmon_chip_config[] = …; static const struct hwmon_channel_info mv3310_hwmon_chip = …; static u32 mv3310_hwmon_temp_config[] = …; static const struct hwmon_channel_info mv3310_hwmon_temp = …; static const struct hwmon_channel_info * const mv3310_hwmon_info[] = …; static const struct hwmon_chip_info mv3310_hwmon_chip_info = …; static int mv3310_hwmon_config(struct phy_device *phydev, bool enable) { … } static int mv3310_hwmon_probe(struct phy_device *phydev) { … } #else static inline int mv3310_hwmon_config(struct phy_device *phydev, bool enable) { return 0; } static int mv3310_hwmon_probe(struct phy_device *phydev) { return 0; } #endif static int mv3310_power_down(struct phy_device *phydev) { … } static int mv3310_power_up(struct phy_device *phydev) { … } static int mv3310_reset(struct phy_device *phydev, u32 unit) { … } static int mv3310_get_downshift(struct phy_device *phydev, u8 *ds) { … } static int mv3310_set_downshift(struct phy_device *phydev, u8 ds) { … } static int mv3310_get_edpd(struct phy_device *phydev, u16 *edpd) { … } static int mv3310_set_edpd(struct phy_device *phydev, u16 edpd) { … } static int mv3310_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) { … } static const struct sfp_upstream_ops mv3310_sfp_ops = …; static int mv3310_probe(struct phy_device *phydev) { … } static void mv3310_remove(struct phy_device *phydev) { … } static int mv3310_suspend(struct phy_device *phydev) { … } static int mv3310_resume(struct phy_device *phydev) { … } /* Some PHYs in the Alaska family such as the 88X3310 and the 88E2010 * don't set bit 14 in PMA Extended Abilities (1.11), although they do * support 2.5GBASET and 5GBASET. For these models, we can still read their * 2.5G/5G extended abilities register (1.21). We detect these models based on * the PMA device identifier, with a mask matching models known to have this * issue */ static bool mv3310_has_pma_ngbaset_quirk(struct phy_device *phydev) { … } static int mv2110_get_mactype(struct phy_device *phydev) { … } static int mv2110_set_mactype(struct phy_device *phydev, int mactype) { … } static int mv2110_select_mactype(unsigned long *interfaces) { … } static int mv3310_get_mactype(struct phy_device *phydev) { … } static int mv3310_set_mactype(struct phy_device *phydev, int mactype) { … } static int mv3310_select_mactype(unsigned long *interfaces) { … } static const struct mv3310_mactype mv2110_mactypes[] = …; static const struct mv3310_mactype mv3310_mactypes[] = …; static const struct mv3310_mactype mv3340_mactypes[] = …; static void mv3310_fill_possible_interfaces(struct phy_device *phydev) { … } static int mv3310_config_init(struct phy_device *phydev) { … } static int mv3310_get_features(struct phy_device *phydev) { … } static int mv3310_config_mdix(struct phy_device *phydev) { … } static int mv3310_config_aneg(struct phy_device *phydev) { … } static int mv3310_aneg_done(struct phy_device *phydev) { … } static void mv3310_update_interface(struct phy_device *phydev) { … } /* 10GBASE-ER,LR,LRM,SR do not support autonegotiation. */ static int mv3310_read_status_10gbaser(struct phy_device *phydev) { … } static int mv3310_read_status_copper(struct phy_device *phydev) { … } static int mv3310_read_status(struct phy_device *phydev) { … } static int mv3310_get_tunable(struct phy_device *phydev, struct ethtool_tunable *tuna, void *data) { … } static int mv3310_set_tunable(struct phy_device *phydev, struct ethtool_tunable *tuna, const void *data) { … } static bool mv3310_has_downshift(struct phy_device *phydev) { … } static void mv3310_init_supported_interfaces(unsigned long *mask) { … } static void mv3340_init_supported_interfaces(unsigned long *mask) { … } static void mv2110_init_supported_interfaces(unsigned long *mask) { … } static void mv2111_init_supported_interfaces(unsigned long *mask) { … } static const struct mv3310_chip mv3310_type = …; static const struct mv3310_chip mv3340_type = …; static const struct mv3310_chip mv2110_type = …; static const struct mv3310_chip mv2111_type = …; static int mv3310_get_number_of_ports(struct phy_device *phydev) { … } static int mv3310_match_phy_device(struct phy_device *phydev) { … } static int mv3340_match_phy_device(struct phy_device *phydev) { … } static int mv211x_match_phy_device(struct phy_device *phydev, bool has_5g) { … } static int mv2110_match_phy_device(struct phy_device *phydev) { … } static int mv2111_match_phy_device(struct phy_device *phydev) { … } static void mv3110_get_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol) { … } static int mv3110_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol) { … } static struct phy_driver mv3310_drivers[] = …; module_phy_driver(mv3310_drivers); static struct mdio_device_id __maybe_unused mv3310_tbl[] = …; MODULE_DEVICE_TABLE(mdio, mv3310_tbl); MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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