# Re: \[PATCH\] net: phy: micrel: ksz9031: reconfigure autoneg after phy autoneg workaround

- From: David Miller \<davem@davemloft.net\>
- Date: 2017-12-26 17:27:47 
- List: netdev
- Page: https://ratatoskr.run/netdev/2017/12/5166949
- Thread: https://ratatoskr.run/netdev/2017/12/5164325/t.md

```text
From: Grygorii Strashko <grygorii.strashko@ti.com>
Date: Wed, 20 Dec 2017 18:45:10 -0600

> Under some circumstances driver will perform PHY reset in
> ksz9031_read_status() to fix autoneg failure case (idle error count =
> 0xFF). When this happens ksz9031 will not detect link status change any
> more when connecting to Netgear 1G switch (link can be recovered sometimes by
> restarting netdevice "ifconfig down up"). Reproduced with TI am572x board
> equipped with ksz9031 PHY while connecting to Netgear 1G switch.
> 
> Fix the issue by reconfiguring autonegotiation after PHY reset in
> ksz9031_read_status().
> 
> Fixes: d2fd719bcb0e ("net/phy: micrel: Add workaround for bad autoneg")
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>

Applied and queued up for -stable.
```