From 6369798037c0e915fc3e3844083f2aeecb924c9d Mon Sep 17 00:00:00 2001
From: Chris Metcalf <cmetcalf@tilera.com>
Date: Wed, 4 Apr 2012 16:58:27 -0400
Subject: [PATCH] arch/tile: common DMA code for the GXIO IORPC subsystem

The dma_queue support is used by both the mPipe (networking)
and Trio (PCI) hardware shims on tilegx.  This common code is
selected when either of those drivers is built.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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