RE: [PATCH net 9/9] r8152: disable DelayPhyPwrChg

From: Hayes Wang
Date: Wed Jan 22 2020 - 02:50:25 EST


Grant Grundler [mailto:grundler@xxxxxxxxxxxx]
> Sent: Wednesday, January 22, 2020 3:03 PM
[...]
> Did you mean "don't allow the phy to enter P3 power saving mode"?
> If P3 power saving mode is broken, what is the symptom?

Yes.
It increases power consumption.

PS. the "phy" is for USB, not for Ethernet.

> How long is the delay when this is still enabled? (to help identify
> failures when this is still enabled)

When this is enable, the device would wait an internal signal which
wouldn't be triggered. Then, the device couldn't enter P3 mode, so the
power consumption is increased.

Best Regards,
Hayes