From: Tomas Winkler <tomas.winkler@intel.com>
Date: Tue, 18 Mar 2014 20:51:59 +0000 (+0200)
Subject: mei: expose hardware power gating state to mei layer
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~38^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=964a2331e9a207fc15ef9eef833212347498bea1;p=pandora-kernel.git

mei: expose hardware power gating state to mei layer

Since the runtime pm and the internal power gating
cannot be in complete sync in regards to I/O
operations, we need to expose the device
hardware internal power gating state to mei layer

2. We add pg_state handler that translate the hw
internal pg state to mei layer

2. We add power gating event variable to keep
power track of power gating transitions

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Reviewed-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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