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>
> diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
> 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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