Hi Robin,
On Fri, Jan 27, 2017 at 6:50 PM, Robin Murphy wrote:
> On 27/01/17 15:34, Geert Uytterhoeven wrote:
>> Add helpers for allocating physically contiguous DMA buffers to the
>> generic IOMMU DMA code. This can be useful when two or more devices
>> with different memory requirements are in
Hi Geert,
On 27/01/17 15:34, Geert Uytterhoeven wrote:
> Add helpers for allocating physically contiguous DMA buffers to the
> generic IOMMU DMA code. This can be useful when two or more devices
> with different memory requirements are involved in buffer sharing.
>
> The iommu_dma_{alloc,free}_c
Add helpers for allocating physically contiguous DMA buffers to the
generic IOMMU DMA code. This can be useful when two or more devices
with different memory requirements are involved in buffer sharing.
The iommu_dma_{alloc,free}_contiguous() functions complement the existing
iommu_dma_{alloc,fre