[PATCH][RFC] arm: dma-mapping: Add support for allocating/mapping cached buffers

On Monday 23 July 2012, Marek Szyprowski wrote:

I would like to completely remove dma_cache_sync() and replace it with 
dma_sync_single_for_cpu/device(), but this probably require a bit more
discussion and fixing all current clients of dma_cache_sync().

Sounds like a good idea. Fortunately, there are only a handful of such
drivers in the kernel, and even fewer machines that actually need this,
so we should be able to find all the people that care about these.

	Arnd