Hi Felipe, On 6/6/2017 11:52 AM, Thinh Nguyen wrote: > On 6/4/2017 11:08 PM, Felipe Balbi wrote: >> Paul Zimmerman <pauldzim@xxxxxxxxx> writes: >>> Forgot to CC linux-usb, doing that now >>> >>> On Fri, 2 Jun 2017 16:27:56 -0700, Paul Zimmerman <pauldzim@xxxxxxxxx> wrote: >>> >>>> Felipe Balbi <balbi@xxxxxxxxxx> writes: >>>>> Thinh Nguyen <Thinh.Nguyen@xxxxxxxxxxxx> 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? Thanks, Thinh -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html