genphy_config_advert
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## Name

genphy_config_advert — sanitize and advertise auto-negotiation parameters

## Synopsis

`int genphy_config_advert (` | struct phy_device * phydev`)`;

## Arguments

`phydev`

  target phy_device struct

## Description

Writes MII_ADVERTISE with the appropriate values, after sanitizing the values to make sure we only advertise what is supported. Returns < 0 on error, 0 if the PHY's advertisement hasn't changed, and > 0 if it has changed.

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