[PATCH] powerpc: remove device_to_mask

[Michael Ellerman]

Alexey Kardashevskiy <aik at ozlabs.ru> writes:
> On 29/06/2019 18:03, Christoph Hellwig wrote:
>> Use the dma_get_mask helper from dma-mapping.h instead.
>> 
>> Signed-off-by: Christoph Hellwig <hch at lst.de>
>
> Reviewed-by: Alexey Kardashevskiy <aik at ozlabs.ru>

I'll add to the change log "because they are functionally identical."

cheers