Re: cdc_mbim: probe of 2-2:1.12 failed with error -22

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On Wed, Nov 16, 2016 at 6:47 PM, Greg KH <greg@xxxxxxxxx> wrote:
> On Wed, Nov 16, 2016 at 06:42:27PM +0800, Kai-Heng Feng wrote:
>> Originally I sent a not-working patch to the mailing list [1], turns
>> out the patch is far from correct.
>>
>> Bjørn Mork suggests that we can cover the USB3 pair diff pins with
>> tape to do some experiment, but the vendor told me that there's no
>> such pin.
>>
>> According to the attached log, looks like xhci driver failed to get
>> status from port after resume, eventually make the cdc_mbim probe
>> failed:
>>
>> [   10.038428] xhci_hcd 0000:00:14.0: get port status, actual port 1
>> status  = 0x202c0
>> [   10.038429] xhci_hcd 0000:00:14.0: Get port status returned 0x102c0
>> [   10.038463] usb usb2-port2: status 0001.02c0 after resume, -19
>> [   10.038465] usb 2-2: can't resume, status -19
>> [   10.038465] usb usb2-port2: logical disconnect
>> [   10.038472] xhci_hcd 0000:00:14.0: Cannot set link state.
>
> Odd.  What kernel version is this?
>

xhci/for-usb-next branch:
6005a545cadb2adca64350c7aee17d002563e8c7 usb: hub: Fix auto-remount of
safely removed or ejected USB-3 devices

The latest mainline tag in this branch is 4.9-rc3.
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