Hi Robin,

Am 08.08.2017 um 20:03 schrieb Johan Hovold:
> On Sat, Aug 05, 2017 at 10:38:07AM +0200, Christoph Hellwig wrote:
>> I think the root problem is that the code added by
>> " of/acpi: Configure dma operations at probe time for platform/amba/pci bus
>> devices"
>> is completely bogus and needs to be reverted.  We can't simply iterate
>> over all devices in the system and set up dma for them.  We'll need
>> to ask the firmware / OF what root port this applies to and only
>> apply it to those buses.
> I'm afraid I haven't had time to look any more at this, and now I'll be
> offline for the next two weeks.
> It sounded like Robin was working on a fix for the broken DMA-mask on
> RPI3 and that should address Hans's ethernet regression too even if we
> ultimately need to fix dma_configure() as well.

can you confirm that DMA-mask on RPI3 is broken? Why?

> Thanks,
> Johan
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