From: Tomas Winkler <tomas.winkler@intel.com>
Date: Tue, 18 Mar 2014 20:51:58 +0000 (+0200)
Subject: mei: condition PGI support on HW and HBM version
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~38^2~43
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ee7e5afd2c369b64ffcf419d38ce7ad1c709a53e;p=pandora-kernel.git

mei: condition PGI support on HW and HBM version

Enable power gating isolation only if hw and fw support it.
This is indicated by ME_PGIC_HRA bit in ME_CSR_HA register
and on HBM protocol version.

The information is exported to MEI layer through
new pg_is_enabled hw op.

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

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