> > +/* gets the maximum power consumption */
> > +int langwell_udc_maxpower(int *mA)
> > +{
> > + struct langwell_udc *dev = the_controller;
> > + u32 usbmode, portsc1, usbcmd;
> > +
> > + /* fatal error */
> > + if (!dev) {
> > + *mA = 0;
> > + return -EINVAL;
> > + }
>
> How could this ever happen?
If the power layer asks about the power status before the USB
controller is up and running.
Which begs another question about locking I shall review.
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