From: Murali Karicheri <m-karicheri2@ti.com>
Date: Tue, 3 Mar 2015 20:44:57 +0000 (-0600)
Subject: of: Calculate device DMA masks based on DT dma-range size
X-Git-Tag: omap-for-v4.1/fixes-rc1~172^2~3^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a6d7298b0833614c411f774c46514efb1bd5651;p=pandora-kernel.git

of: Calculate device DMA masks based on DT dma-range size

Calculate the dma_mask and coherent_dma_mask based on the dma-range values
set in DT for the device.

Limit the mask to lower of the default mask and mask calculated.

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>
CC: Joerg Roedel <joro@8bytes.org>
CC: Grant Likely <grant.likely@linaro.org>
CC: Rob Herring <robh+dt@kernel.org>
CC: Will Deacon <will.deacon@arm.com>
CC: Russell King <linux@arm.linux.org.uk>
CC: Arnd Bergmann <arnd@arndb.de>
CC: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
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