Messages in this thread | | | Date | Fri, 01 Apr 2016 13:49:53 +0300 | From | Mathias Nyman <> | Subject | Re: [PATCH] usb: xhci: Fix incomplete PM resume operation due to XHCI commmand timeout |
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On 01.04.2016 06:55, Rajesh Bhagat wrote:
>>> >>> Please share your opinion on other changes for patch submission as well as resume >> time. >>> > >> >> I think more effort should be put into investigating why this happens in the first place. >> What is the root cause? why doesn't xhci start properly after resume in this case. >> > Hello Mathias, > > I understand your point and would surely debug the root cause of the issue. But implementing the > fallback mechanism in SW, if HW does not respond well seems to a better solution to me. >
Yes, I'll add something like this, at least the xhci parts to make sure the completions are called.
This is not really a fallback, it's just a better burial for xhci. It will be unusable after this.
-Mathias
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