RE: [RFC/PATCH] usb: host: xhci: don't re-enable IE constantly

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Hi Sarah,

Both S3/S4 work fine about xHCI driver with these patches to 3.4-rc2.

Thanks,
Alex 


-----Original Message-----
From: Elric Fu [mailto:elricfu1@xxxxxxxxx] 
Sent: Tuesday, April 10, 2012 11:52 AM
To: Greg KH
Cc: Sarah Sharp; Felipe Balbi; He, Alex; Xu, Andiry; Linux USB Mailing List
Subject: Re: [RFC/PATCH] usb: host: xhci: don't re-enable IE constantly

2012/4/8 Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>:
> On Fri, Apr 06, 2012 at 10:16:16AM -0700, Sarah Sharp wrote:
>> On Fri, Apr 06, 2012 at 08:10:44AM -0700, Greg KH wrote:
>> > On Fri, Apr 06, 2012 at 04:25:11PM +0800, Elric Fu wrote:
>> > > 2012/4/6 Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>:
>> > > > There's 11 bug fix patches on my for-usb-linus-queue branch, and
>> > > > I'd like to make sure that the fixes for one xHCI host vendor don't
>> > > > break another vendor's host controller.
>> > > >
>> > > > Can you please pull and test on your various host controllers (TI, NEC,
>> > > > AMD, VIA)?  Elric, I especially want to confirm that the simplified
>> > > > patches we agreed to fix your hibernate issues on the VIA host
>> > > > controller.
>> > > >
>> > > > I will be testing on the Intel xHCI host on Monday, and I'll send these
>> > > > patches off to Greg if no one objects by then.
>> > >
>> > > Hi, Sarah.
>> > >
>> > > Some problems happened when I used your for-usb-linus-queue
>> > > branch.
>> > >
>> > > First, the OS will hang up when it is resumed from the suspend
>> > > operation. But the hibernate operation is ok. It is not a xHCI issue.
>> >
>> > That was a bug in 3.4-rc1, it is now fixed in Linus's tree.
>>
>> Any chance you can pull linus' tree into your usb-linus branch?  That
>> will make testing these bug fix patches easier.
>
> 3.4-rc2 is now in my usb-linus branch (I mistyped it as 3.2-rc2, sorry
> about that) so all should be good.

Hi Sarah,

I used 3.4-rc2 branch in Greg's git tree and applied those 11 xHCI patches
 to it. Now suspend and hibernate operations of my VIA xHCI host controll
work fine.

Best Regards,
Elric


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