[PATCH 0/2] Etron USB 3.0 controller

AceLan Kao acelan.kao at canonical.com
Mon Jun 27 16:47:53 UTC 2011


Dear Tim,

Sorry, it's for Natty kernel.
And the patch 2/2 is needed by patch 1/2, since patch 1/2 uses the
keyword SLOT_STATE_DISABLED which is defined in patch 2/2.

Best regards,
AceLan Kao.

2011/6/28 Tim Gardner <tim.gardner at canonical.com>:
> On 06/27/2011 03:20 PM, AceLan Kao wrote:
>>
>> From: AceLan Kao<acelan.kao at canonical.com>
>>
>> SRU Justification:
>>
>> Impact: This only affects the Etron USB 3.0 controller.
>> When insert USB 3.0/2.0 device into any of the USB 3.0 port, device will
>> not
>> be recognized. And the dmesg shown as below.
>> [ 58.330621] usb 3-1: Cannot reset HCD device state
>> [ 58.590690] xhci_hcd 0000:05:00.0: Unknown completion code 192 for reset
>> device command.
>>
>> Fix: Patches taken from upstream kernel
>>
>> Testcase: Tested on ACER machine
>>
>> Maarten Lankhorst (2):
>>   xhci: Do not issue device reset when device is not setup
>>   xhci: Add defines for hardcoded slot states
>>
>>  drivers/usb/host/xhci-dbg.c |   10 +++++-----
>>  drivers/usb/host/xhci.c     |    7 +++++++
>>  drivers/usb/host/xhci.h     |    5 +++++
>>  3 files changed, 17 insertions(+), 5 deletions(-)
>>
>
> I cannot determine from your patch header or the bug report which release
> you are targeting.
>
> Patch 2/2 seems unnecessary unless you are planning on more patches in this
> area.
>
> rtg
>
> --
> Tim Gardner tim.gardner at canonical.com
>



-- 
Chia-Lin Kao(AceLan)
http://blog.acelan.idv.tw/
E-Mail: acelan.kaoATcanonical.com (s/AT/@/)



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