From 5d8f4c9fdd67404c9f94683836e49ec8bded2287 Mon Sep 17 00:00:00 2001
From: Alex Williamson <alex.williamson@redhat.com>
Date: Wed, 17 Sep 2014 10:41:13 -0600
Subject: [PATCH] PCI: Remove unused pci_get_dma_source()

pci_get_dma_source() is unused, so remove it.  We now have
dma_alias_devfn() to describe this.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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