From 0eb8365305d43bdfde9e064dec4d82c743fa5c38 Mon Sep 17 00:00:00 2001
From: Eliad Peller <eliad@wizery.com>
Date: Mon, 11 Nov 2013 18:56:35 +0200
Subject: [PATCH] iwlwifi: mvm: add debugfs hook to take an mvm ref

Support taking an mvm ref (and preventing D0i3) by
writing '1' into the d0i3_refs debugfs file.

The reference can be unref by writing 0 to the same
file.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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