On Tuesday, September 11, 2012, Aaron Lu wrote:
> On Mon, Sep 10, 2012 at 09:50:22PM +0200, Rafael J. Wysocki wrote:
> > drivers/acpi/bus.c | 11 ++++++++++-
> > 1 file changed, 10 insertions(+), 1 deletion(-)
> >
> > Index: linux/drivers/acpi/bus.c
> > ===================================================================
> > --- linux.orig/drivers/acpi/bus.c
> > +++ linux/drivers/acpi/bus.c
> > @@ -228,7 +228,16 @@ static int __acpi_bus_get_power(struct a
> > result = psc;
> > }
> > /* The test below covers ACPI_STATE_UNKNOWN too. */
> > - if (result <= ACPI_STATE_D2) {
> > + if (result == ACPI_STATE_D0) {
>
> Oops, I just realized that the check here is too early if device does
> not have _PSC but _PRx, its parent will miss the chance to get power
> state updated :-)
Ah, right. I'll post an update in a minute.
> Sorry for not spotting this earlier.
Well, I should have figured that myself too. ;-)
Thanks,
Rafael
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
