[alsa-devel] remove dma_alloc_noncoherent

[David Laight]

From: Christoph Hellwig
> Sent: 16 June 2017 08:17
>
> For many years we've had the dma_alloc_attrs API that is more flexible
> than dma_alloc_noncoherent.  This series moves the remaining users over
> to the attrs API.

And most of the callers probably only want to specify 'noncoherent'.
Grepping the source for other uses is easier if the wrapper is left.

	David