Re: Ask devices to powerdown before S3 sleep

From: Zwane Mwaikambo (
Date: Tue Jan 21 2003 - 02:56:33 EST

On Sun, 19 Jan 2003, Pavel Machek wrote:

> SUSPEND_RESUME phase is needed for turning off IO-APIC. [I believe
> SUSPEND_DISABLE should be so simple that errors just should not be
> there, and besides we would not know how to safely enable devices from
> such weird state, anyway]. Please apply,

panic() is a bit on the extreme side no? I know diddly about ACPI and
the current code, but can't you check for _PS3 methods or _S3D mappings
for your devices before hand to be certain that the system can even go
down to S3 somewhat reliably?



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