Hi,
On Fri, Nov 14, 2014 at 03:40:55PM +0800, Peter Chen wrote:
> > > @@ -1660,7 +1660,7 @@ static int ci_udc_start(struct usb_gadget *gadget,
> > > pm_runtime_get_sync(&ci->gadget.dev);
> > > if (ci->vbus_active) {
> > > spin_lock_irqsave(&ci->lock, flags);
> > > - hw_device_reset(ci, USBMODE_CM_DC);
> > > + hw_device_reset(ci);
> >
> > wow, you guys reset this IP all the time... that's scary, could be
> > hiding bugs easily.
> >
>
> In current chipidea design, it indeed resets controller often, it
> resets controller when the usb cable connects to pc and the gadget
> driver is there, something like which we do for RUN/STOP bit.
RUN/STOP on dwc3 is not an IP reset though. Neither it is on XHCI/EHCI.
--
balbi
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