Re: [PATCH] libata drain fifo on stuck DRQ HSM violation

[Alan Cox]

> > Why 512 words ?
> 
> Though I have queued Mark's patch to be applied, my gut feeling would 
> lean towards a single DRQ block, rather than 512.

Why not just work from the old IDE code.
> 
> 
> >>  	ata_altstatus(ap);
> >> -	ata_chk_status(ap);
> >> +	ata_drain_fifo(ap, qc);
> > 
> > ap->ops->cleanup();
> > 
> > might be wiser
> 
> If someone needs that, they can override the error handler with their 
> own.  No need for a new op.

PDC202xx needs
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