On Thu, 2014-05-22 at 16:59 +0100, Catalin Marinas wrote:
> On Mon, May 19, 2014 at 09:21:17AM +0100, Jon Medhurst (Tixy) wrote:
> > On Fri, 2014-05-16 at 18:40 +0100, Catalin Marinas wrote:
> > > On Fri, May 16, 2014 at 06:08:45PM +0100, Jon Medhurst (Tixy) wrote:
> > >
On Fri, 2014-05-16 at 18:40 +0100, Catalin Marinas wrote:
> On Fri, May 16, 2014 at 06:08:45PM +0100, Jon Medhurst (Tixy) wrote:
> > On Fri, 2014-05-16 at 13:55 +0100, Catalin Marinas wrote:
> > [...]
> > > > It could if arm64 would restrict the DMA addresses to 32-b
On Fri, 2014-05-16 at 13:55 +0100, Catalin Marinas wrote:
[...]
> > It could if arm64 would restrict the DMA addresses to 32-bit, but it doesn't
> > and I end up on my platform with USB DMA buffers allocated >4GB address.
>
> dma_alloc_coherent() on arm64 should return 32-bit addresses if the
> co
