From 34daa88efd7ad46237fd1ac7e162611cc3f88acb Mon Sep 17 00:00:00 2001
From: Shuah Khan <shuah.khan@hp.com>
Date: Fri, 23 Nov 2012 14:35:36 -0700
Subject: [PATCH] powerpc: dma_debug: add debug_dma_mapping_error support

Add dma-debug interface debug_dma_mapping_error() to debug drivers that fail
to check dma mapping errors on addresses returned by dma_map_single() and
dma_map_page() interfaces.

Signed-off-by: Shuah Khan <shuah.khan@hp.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
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