# Re: \[PATCH net-next v3 0/4\] Fix OdroidC2 Gigabit Tx link issue

- From: Florian Fainelli \<hidden\>
- Date: 2016-11-30 00:43:31 
- List: netdev
- Page: https://ratatoskr.run/netdev/2016/11/4885855
- Thread: https://ratatoskr.run/netdev/2016/11/4884216/t.md

```text
On 11/29/2016 04:38 PM, David Miller wrote:
> From: Jerome Brunet <redacted>
> Date: Mon, 28 Nov 2016 10:46:45 +0100
> 
>> This patchset fixes an issue with the OdroidC2 board (DWMAC + RTL8211F).
>> The platform seems to enter LPI on the Rx path too often while performing
>> relatively high TX transfer. This eventually break the link (both Tx and
>> Rx), and require to bring the interface down and up again to get the Rx
>> path working again.
>>
>> The root cause of this issue is not fully understood yet but disabling EEE
>> advertisement on the PHY prevent this feature to be negotiated.
>> With this change, the link is stable and reliable, with the expected
>> throughput performance.
>>
>> The patchset adds options in the generic phy driver to disable EEE
>> advertisement, through device tree. The way it is done is very similar
>> to the handling of the max-speed property.
> 
> Patches 1-3 applied to net-next, thanks.

Meh, there was a v4 submitted shortly after, and I objected to the whole
idea of using that kind of Device Tree properties to disable EEE, we can
send reverts though..
-- 
Florian
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