Re: [PATCH 13/15] ide: fix UDMA/MWDMA/SWDMA masks

From: Alan
Date: Mon Jan 22 2007 - 16:20:33 EST


> >> Ugh, I'm not seeing any *actual* support for MW/SW DMA in this driver...
>
> > Thats long been broken. Should be correct in the libata driver
>
> Here's a surprise for you. pata_cmd64x copied the SW/MW DMA setup code
> from the IDE driver. No way it could be working. You may check against the
> PC64x datasheets (if you have them -- if you don't I think I may share) and
> see for yourself -- it's abolutely idiotic.

Not a suprise to be honest. I fixed some of the ALi stuff when I did it
and I think that was pushed back into drivers/ide. The CMD64x hasn't had
much love really.

Wouldn't mind the older 64x (not 640) data sheets if they are sharable.

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