Hi Dave, On Thu, 20 Sep 2012 16:45:58 -0400 (EDT) David Miller <davem@xxxxxxxxxxxxx> wrote: > > I think the powerpc port is at fault here. > > Part of being able to advertise ISA_DMA_API is providing isa_virt_to_bus(). Not disagreeing, but it would be nice if this was documented somewhere (maybe in Documentation/DMA-ISA-LPC.txt). We have not had this problem before because all the other uses of isa_virt_to_bus() are in drivers that depend on X86 or ARM or ISA or EISA. -- Cheers, Stephen Rothwell sfr@xxxxxxxxxxxxxxxx
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