Am 19.02.19 um 11:59 schrieb Stanislaw Gruszka: > On Mon, Feb 18, 2019 at 11:19:40PM +0100, Stefan Wahren wrote: >> Hi, >> >>> Stanislaw Gruszka <sgruszka@xxxxxxxxxx> hat am 18. Februar 2019 um 14:52 geschrieben: >>> >>> >>> On Sat, Feb 16, 2019 at 08:17:07PM +0100, Stefan Wahren wrote: >>> >>> Sorry for being inprecise. I was talking about the branches not the exact tags. I tested 4.19.23 without luck. > In github link you provided someone report mt76x0u working on 4.19 with > dwc_otg with disabled FIQ irq, so perhaps this is due to bug in dwc2 > fixed in -next but not backported to 4.19. > We need to consider dwc_otg (out of tree) and dwc2 (mainline) as two different drivers, which has been maintained independent over years. I think it would be interesting to see how dwc2 behaves on a different ARM platform. Currently we cannot say this issue is specific to dwc2 or RPi. Stefan