On Tue, May 10, 2005 at 08:13:48AM -0400, Dan Malek wrote: > > On May 10, 2005, at 7:17 AM, Pantelis Antoniou wrote: > > > This patch replace iopa use with virt_to_phys. > > Not gonna work ..... > > When you map uncached on 8xx you get a new vmalloc() > space. The virt_to_xxx macros don't work on those addresses. > You need to use the dma_consistent() function, stash the > real physical address it returns and then use it where > appropriate.
That and the use of virt_to_* and friends is deprecated by the DMA API. You'll never get that upstream even if it were a case where it did work. That's a good thing to know for anybody doing other drivers... -Matt
