Re: [PATCH] amd74xx: implement suspend-to-ram

From: Alan Cox
Date: Fri Jul 28 2006 - 12:32:16 EST

Ar Gwe, 2006-07-28 am 16:46 +0200, ysgrifennodd Rafael J. Wysocki:
> From: Jason Lunz <lunz@xxxxxxxxxxxx>
> The amd74xx driver needs to reprogram each drive's PIO timings as well
> as the DMA timings on resume from s2ram. Otherwise, my
> nforce3-150-based laptop hangs hard when ide_start_power_step() calls
> drive->hwif->ide_dma_check(drive).


This beings in the IDE power step code. You should do that as a step
before the win_idleimmediate I suspect. Theory is right, diagnosis is
right, implementation is in the wrong place.

You'll make a lot more people happy by fixing it in ide-io


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