On 11/4/05, Pierre Ossman <[email protected]> wrote:
> Dmitry Torokhov wrote:
> >
> > Hmm, would'nt presence of such device stop suspend process? It will
> > cause pnp_bus_resume to fail too. Perhaps returning 0 in this case is
> > better.
> >
> >
>
> The problem is that this code is also visited from pnp_activate_dev() &
> co where this return value is needed. For pnp_stop_dev() the same check
> (pnp_can_disable()) is performed in the suspend routine to avoid that
> particular problem. For resume my assumption was that a device that
> doesn't support activation will not have a driver attached to it.
> Perhaps this is wrong?
>
i8042 registers drivers for keyboard and AUX ports to gather
information whether the ports are present and what IRQ and IO ports
shoudl be used to access them. And I have seen a few boxes that do not
alloe [de]activate these devices.
--
Dmitry
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