Re: [PATCH 02/20] ata_piix: unify code for programming PIO andMWDMA timings

[Alan Cox]

> > Don't think they say anything on this matter but I can't imagine that IORDY
> > matters for DMA.
> 
>     What it says is that IORDY enable bit has no effect when the fast timing 
> bit is cleared. That's from ICH IDE PRM (29860004.pdf).

Ok thats the detail I missed - cool.
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