Re: [PATCH] Regression fix for Chipidea USB

From: Johan Hovold
Date: Mon Jun 25 2018 - 09:21:23 EST


On Mon, Jun 25, 2018 at 01:54:05PM +0300, mika.penttila@xxxxxxxxxxxx wrote:
> From: Mika Penttilä <mika.penttila@xxxxxxxxxxxx>
>
> I started to see usb failures on i.MX6, like "nonzero urb status received" after:
>
> " commit 4e88d4c083016454f179686529ae65d70b933b58
> Author: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> Date: Sat Mar 3 22:43:03 2018 +0100
>
> usb: add a flag to skip PHY initialization to struct usb_hcd"
>
> The errors were related to some scpecific scenarios, like usb device
> reset, disappear etc.

This was reported earlier and a fix has been posted here:

https://marc.info/?l=linux-usb&m=152825077301574

Should be addressed in 4.18-rc shortly.

Thanks,
Johan