Re: RFC: Reclaim address space on omaps, Tony on vacation in July

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* Tony Lindgren <tony@xxxxxxxxxxx> [090626 11:58]:
> * Ben Dooks <ben-linux@xxxxxxxxx> [090626 11:37]:
> > On Fri, Jun 26, 2009 at 09:25:40AM +0300, Tony Lindgren wrote:
> > > Hi all,
> > > 
> > > Last week I posted some more omap io.h clean-up patches to the linux-omap
> > > list [1], and started looking at what it would take to reclaim lost address
> > > space on top of the io.h clean-up patches.
> > > 
> > > Looks like we should be able to reclaim about 454MB of the 640MB
> > > of the lost IO address space by doing the following:
> > > 
> > > 1. Start converting drivers using omap_read/write to use ioremap +
> > >    __raw_read/write
> > 
> > ioremap implies readl/writel, the __raw stuff is for items that have been
> > mapped by iodesc (iirc).
> 
> Thanks, will take a look at the iodesc.

Hmm, OK so we should just use readl/writel. No need to map everything
statically with struct map_desc.

Tony
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