On Sat, Jul 20, 2019 at 09:22:49PM +1000, Alexey Kardashevskiy wrote: > > > On 19/07/2019 22:25, Christoph Hellwig wrote: > > On Fri, Jul 19, 2019 at 06:23:59PM +1000, Alexey Kardashevskiy wrote: > >> It is getting there and I still do not see why "swiotlb=force" should not > >> work if chosed in the cmdline. > > > > Ok, makes sense. But that means we also have the issue in a few > > other places.. > > Hmm, where? I got broadcom ethernet working with this.
In all the other IOMMU drivers that conditionally forward to the dma direct ops. So it shouldn't affect powerpc.