Re: SATA DMA problem (sata_uli)
From: Tejun Heo
Date: Wed Dec 27 2006 - 08:45:33 EST
Tejun Heo wrote:
> I'm just gonna ack Alan's patch.
> * ATA_FLAG_NO_LEGACY is not really used widely (and thus LLDs don't set
> it rigorously). I think it should be removed once we get initialization
> model right.
> * I'm really reluctant to add more LLD-specific knowledge into libata
> core. We're already carrying too much due to the current init model
> (libata should initialize host according to probe_ent, so many
> weirdities should be represented in probe_ent in a form libata core
> * The idea of clearing simplex for unknown controllers scares the hell
> out of me. where's mummy...
> So, I'll ask bug reporter of #7590 to test it.
Aieee... uli sata controller doesn't allow simplex bit to be cleared.
I'll post ATA_FLAG_IGN_SIMPLEX patch soon.
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