On Fri, Jun 11, 2004 at 08:47:58PM +0200, Bartlomiej Zolnierkiewicz wrote:
> > sh will be making use of this as well for multiple drivers. Obviously we
> > can make this local to each driver though if that's going to be the
> > preferred approach.
> 
> Currently it is used only by icside for storing DMA number
> from struct expansion_card.  What is the usage pattern on sh?
> 
It's used for the DMA channel number, or NO_DMA for falling back on PIO.