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This patch fixes the programming sequence for 'System Suspend' and
'Quasi power down' state entry. The device needs to update the
required power state before querying the MCE firmware to see the
entry to that power state is allowed.

Original change by Allen Yu <alleny@nvidia.com>

Change-Id: I65e03754322188af913fabf41f29d1c3595afd85
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>