On Mon, Jun 12, 2017 at 10:06:26AM +0200, Andreas Larsson wrote:
> Yes, it is needed. LEON systems are AMBA bus based. The common case here is
> DMA over AMBA buses. Some LEON systems have PCI bridges, but in general
> CONFIG_PCI is not a given.
Ok, and even for AMBA we use the pci ops, so I'll
On 2017-06-08 15:25, Christoph Hellwig wrote:
We can just use pci32_dma_ops.
Btw, given that leon is 32-bit and appears to be PCI based, do even need
the special case for it in get_arch_dma_ops at all?
Hi!
Yes, it is needed. LEON systems are AMBA bus based. The common case here
is DMA over A
From: Christoph Hellwig
Date: Thu, 8 Jun 2017 15:25:52 +0200
> We can just use pci32_dma_ops.
>
> Btw, given that leon is 32-bit and appears to be PCI based, do even need
> the special case for it in get_arch_dma_ops at all?
I would need to defer to the LEON developers on that, but they haven'
