From 3405c2570fd68fc5ccc703c8de9c23abf5e95819 Mon Sep 17 00:00:00 2001
From: Daniel Axtens <dja@axtens.net>
Date: Tue, 28 Apr 2015 15:12:06 +1000
Subject: [PATCH] powerpc/pci: add dma_set_mask to pci_controller_ops

Some systems only need to deal with DMA masks for PCI devices.
For these systems, we can avoid the need for a platform hook and
instead use a pci controller based hook.

Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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