From 0c79c81c779fe54e67c0ce8c1fda551ca57d8a35 Mon Sep 17 00:00:00 2001
From: Murali Karicheri <m-karicheri2@ti.com>
Date: Tue, 3 Mar 2015 12:52:10 -0500
Subject: [PATCH] of: Fix size when dma-range is not used

Fix the dma-range size when the DT attribute is missing, i.e., set size to
dev->coherent_dma_mask + 1 instead of dev->coherent_dma_mask.  Also add
code to check invalid values of size configured in DT and log error.

Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> (AMD Seattle)
Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
CC: Joerg Roedel <joro@8bytes.org>
CC: Grant Likely <grant.likely@linaro.org>
CC: Rob Herring <robh+dt@kernel.org>
CC: Russell King <linux@arm.linux.org.uk>
CC: Arnd Bergmann <arnd@arndb.de>
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