> 	void ata_sff_pause(struct ata_port *ap)
quoted text
> 	{
> 		ata_sff_altstatus();
> 		ndelay(400);
> 	}
> 
> and again, if there is no altstatus register, that's a low-level driver 
> issue.

This takes away the ability to shoot yourself directly in the foot and
replaces it with the ability to shoot yourself in the foot in a more
abstract way. The dma_pause case still needs to check as that is the one
where you can make an actual mess but yes it certainly cleans up the
others.

(Next rev brewing ;))
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