On Sunday, 30 of March 2008, Pavel Machek wrote:
> On Wed 2008-03-26 22:29:37, Rafael J. Wysocki wrote:
> > On Wednesday, 26 of March 2008, Shaohua Li wrote:
> > >
> > > On Tue, 2008-03-25 at 09:24 +0000, Carlos Corbacho wrote:
> > > > > +static int __init asus_suspend_order(const struct dmi_system_id *d)
> > > > > +{
> > > > > + printk(KERN_WARNING PREFIX "%s detected, "
> > > > > + "acpi_new_pts_ordering is force enabled\n", d->ident);
> > > > > + new_pts_ordering = true;
> > > > > + return 0;
> > > >
> > > > Given all you're doing here is just changing the ordering,
> > > > 'asus_suspend_order' doesn't strike me as the right name for this function
> > > > since:
> > > >
> > > > 1) This clearly isn't the case for all Asus boards.
> > > >
> > > > 2) Perhaps something like 'new_suspend_order' would be a better name for
> > > > this function (e.g. if others want to use DMI to do this for non-Asus
> > > > boards).
> > > Makes sense. I changed it.
> > >
> > > On Asus A6VC laptop, PCI config space read of slot 01:01.* after ACPI
> > > _PTS is exectued always returns 0xFFFFFFFF. Force _PTS is executed
> > > after suspending devices
> > >
> > > Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx>
> >
> > I don't think we can do anything smarter about it.
> >
> > Acked-by: Rafael J. Wysocki <rjw@xxxxxxx>
>
> This will clash with your patch to remove the option...
Well, it won't be needed at all if my patch is applied. :-)
The $subject patch was posted earlier than mine and the second system broken
by the ordering change (the MacBook) was reported in the meantime. That's
why I decided to post that patch (please also see
http://bugzilla.kernel.org/show_bug.cgi?id=10340).
Thanks,
Rafael
>
> > > index d2f71a5..4dded01 100644
> > > --- a/drivers/acpi/sleep/main.c
> > > +++ b/drivers/acpi/sleep/main.c
> > > @@ -272,12 +272,31 @@ static int __init init_ints_after_s1(const struct dmi_system_id *d)
> > > return 0;
> > > }
> > >
> > > +/*
> > > + * Laptop needs _PTS is executed after suspending devices.
> > > + * Asus A6VC - PCI config read of slot 01:01.* after _PTS returns 0xFFFFFFFF.
> > > + */
> > > +static int __init new_suspend_order(const struct dmi_system_id *d)
> > > +{
> > > + printk(KERN_WARNING PREFIX "%s detected, "
> > > + "acpi_new_pts_ordering is force enabled\n", d->ident);
> > > + new_pts_ordering = true;
> > > + return 0;
> > > +}
> > > +
> > > static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
> > > {
> > > .callback = init_ints_after_s1,
> > > .ident = "Toshiba Satellite 4030cdt",
> > > .matches = {DMI_MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"),},
> > > },
> > > + {
> > > + .callback = new_suspend_order,
> > > + .ident = "Asus A6VC",
> > > + .matches = {
> > > + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
> > > + DMI_MATCH(DMI_PRODUCT_NAME, "A6VC"),},
> > > + },
> > > {},
> > > };
> > > #endif /* CONFIG_SUSPEND */
> > >
> > >
> > >
> > >
> >
> >
> >
>
--
"Premature optimization is the root of all evil." - Donald Knuth
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