From: Heng-Ruey Hsu
DMA allocations for MMAP type are uncached by default. But for
some cases, CPU has to access the buffers. ie: memcpy for format
converter. Supporting cacheable MMAP improves huge performance.
This patch enables cacheable memory for DMA coherent allocator in mmap
buffer alloca
Hi Hans,
On Mon, Sep 17, 2018 at 11:41 PM Hans Verkuil wrote:
>
> I'm going through old patches in patchwork that fell through the
> cracks, and this is one of them.
>
> If this is still desired, please rebase and repost.
>
> I'm marking this series as Obsoleted in patchwork, since it no longer
>
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