Re: drm fixup 1/2 - missing bus_address assignment

[David S. Miller]

On Sat, 28 Aug 2004 00:55:32 +0100 (IST)
Dave Airlie <airlied@xxxxxxxx> wrote:

> > > +			buf->bus_address = virt_to_bus(buf->address);
> >
> > this iw wrong.  never use virt_to_bus in new code and whenever you see it
> > in old code get rid of it.
> >
> 
> Is there an alternative or do I just dump it? I think we only use the
> bus_address for debugging in /proc and I don't think many people actually
> have used it ..

You really have to use the defined DMA apis for stuff like this.

I was going to bark about this too.

Check out Documentation/DMA-mapping.txt and friends.
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