From 2c47b063a0d41b8bf7e95d2cae76698298b9b02f Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 26 Mar 2013 18:55:59 -0400
Subject: [PATCH] drm/radeon/dpm/sumo: properly catch errors in dpm setup

We weren't properly catching errors in dpm_enable()
and dpm_set_power_state().

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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