get_phy_id (9) - Linux Manuals

get_phy_id: reads the specified addr for its ID.

NAME

get_phy_id - reads the specified addr for its ID.

SYNOPSIS

int get_phy_id(struct mii_bus * bus, int addr, u32 * phy_id, bool is_c45, struct phy_c45_device_ids * c45_ids);

ARGUMENTS

bus

the target MII bus

addr

PHY address on the MII bus

phy_id

where to store the ID retrieved.

is_c45

If true the PHY uses the 802.3 clause 45 protocol

c45_ids

where to store the c45 ID information.

DESCRIPTION

In the case of a 802.3-c22 PHY, reads the ID registers of the PHY at addr on the bus, stores it in phy_id and returns zero on success.

In the case of a 802.3-c45 PHY, get_phy_c45_ids is invoked, and its return value is in turn returned.

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