> > +static void musb_do_idle(unsigned long _musb)
> > +{
> > + struct musb *musb = (void *)_musb;
> > + unsigned long flags;
> > + u8 power;
> > + u8 devctl;
> > +
> > + devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
> > +
> > + spin_lock_irqsave(&musb->lock, flags);
>
> This lock is never unlocked.
>
> Might I recommend you turn on CONFIG_PREEMPT, and spinlock debugging
> when testing. The various lock debugging features in the 'Kernel
> Hacking' menu are extremely useful for this kind of thing.
Thanks for the pointer. I'll start using this from now on.
Anand
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