Subject: Re: wrong bus_dma(9) usage in dev/ic/lsi64854.c
To: Izumi Tsutsui <tsutsui@ceres.dti.ne.jp>
From: Jason R Thorpe <thorpej@zembu.com>
List: port-sparc64
Date: 03/31/2001 23:10:57
On Sat, Mar 31, 2001 at 11:08:45PM -0800, Jason R Thorpe wrote:
> On Sun, Apr 01, 2001 at 01:20:09PM +0900, Izumi Tsutsui wrote:
>
> > - BUS_DMA_COHERENT is specified to bus_dmamap_load() flags
> > - VA is passed to bus_dmamap_sync() as offset
> >
> > I think the attached diff is correct, but I don't have any Ultra
> > machines to test. (stream and sync are no-op on sun4c)
>
> You should not use STREAMING -- STREAMING is the "opposite" of
> STREAMING.
Err, STREAMING is the "opposite" of COHERENT.
--
-- Jason R. Thorpe <thorpej@zembu.com>