On 6/13/2017 12:32 AM, Felipe Balbi wrote:
>
> Hi,
>
> Thinh Nguyen <thinh.ngu...@synopsys.com> writes:
>>>>>>>>>>>> this could be, I don't remember if I checked this or not :-)
>>>>>>>>>>>>
>>>>>>>>>>>> Really, the best way here, IMHO, would be to re-verify what's
>>>>>>>>>>>> going on
>>>>>>>>>>>> with macOS and revert my orignal patch since it's, rather clearly,
>>>>>>>>>>>> wrong.
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Sure. Are you going to make a revert patch or I am?
>>>>>>>>>>
>>>>>>>>>> Well, after we really know what's going on with macOS and have a
>>>>>>>>>> better
>>>>>>>>>> fix, then who makes the revert is less important as long as problems
>>>>>>>>>> get
>>>>>>>>>> sorted out :-) Either way is fine for me.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Do you have any update on this issue?
>>>>>>>>>
>>>>>>>>
>>>>>>>> The patch ffb80fc672c3 ("usb: dwc3: gadget: skip Set/Clear Halt when
>>>>>>>> invalid") still causes a regression for us. As there hasn't any update
>>>>>>>> for the macOS issue, can I submit a revert patch for this?
>>>>>>>
>>>>>>> I just came back from vacations ;-) I'll get back to this. Reverting
>>>>>>> that commit won't do any good as we'd be exchanging one regression for
>>>>>>> another. We really need to understand what's going on.
>>>>>>
>>>>>> Hi Felipe,
>>>>>>
>>>>>> I think we worked around this same issue in the Synopsys vendor driver
>>>>>> after a customer reported a problem with CLEAR_FEATURE(ENDPOINT_HALT).
>>>>>> I no longer have access to either the databook or the codebase, so I
>>>>>> can't be sure about what the workaround was, but if either John or Thinh
>>>>>> can have a look at the Clear Stall code in the vendor driver they should
>>>>>> be able to figure it out.
>>>>
>>>> Thanks a lot Paul :-) Good to see you still have a look here every once
>>>> in a while :-)
>>>>
>>>> John, Thinh could either of you check what Paul mentions here?
>>>>
>>>> cheers
>>>>
>>>
>>> Can you provide more detail on the issue you see on MAC OS? and how to
>>> reproduce the issue?
>>>
>>
>> This issue has been a regression for us for a few months now, do you
>> have any update on this?
>
> ordered a mac to test this again. It'll take a few days.
>
Thanks Felipe.
Let us know if we can help in any way. If you can give details on your
setup with macOS we can look into running it as well.
Also curious whether or not you are seeing the same regression? It
should apply to anyone using dwc3 running USB mass-storage CV.
Regards,
John
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