On Wed, Dec 1, 2021 at 5:00 PM Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx> wrote: > > On 1.12.2021 2.19, Kai-Heng Feng wrote: > > On Fri, Nov 19, 2021 at 5:27 PM Kai-Heng Feng > > <kai.heng.feng@xxxxxxxxxxxxx> wrote: > >> > >> When the xHCI is quirked with XHCI_RESET_ON_RESUME, runtime resume > >> routine also resets the controller. > >> > >> This is bad for USB drivers without reset_resume callback, because > >> there's no subsequent call of usb_dev_complete() -> > >> usb_resume_complete() to force rebinding the driver to the device. For > >> instance, btusb device stops working after xHCI controller is runtime > >> resumed, if the controlled is quirked with XHCI_RESET_ON_RESUME. > >> > >> So always take XHCI_RESET_ON_RESUME into account to solve the issue. > >> > >> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> > > > > A gentle ping... > > Thanks > Adding to queue I haven't found this patch in your repo. Can you please push it so I can backport it to downstream kernel? Kai-Heng > > -Mathias
