From: Chew, Chiau Ee <chiau.ee.chew@intel.com>
Date: Fri, 14 Mar 2014 18:02:39 +0000 (+0800)
Subject: dma: dw: Add suspend and resume handling for PCI mode DW_DMAC.
X-Git-Tag: v3.15-rc1~39^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4501fe61;p=pandora-kernel.git

dma: dw: Add suspend and resume handling for PCI mode DW_DMAC.

This is to disable/enable DW_DMAC hw during late suspend/early resume.
Since DMA is providing service to other clients (eg: SPI, HSUART),
we need to ensure DMA suspends after the clients and resume
before the clients are active.

Signed-off-by: Chew, Chiau Ee <chiau.ee.chew@intel.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

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