From e8a9539fa098623ae3af1e077b49794917ea073d Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 16 Jan 2013 14:17:23 -0500
Subject: [PATCH] drm/radeon/dpm: add pre/post_set_power_state callback (BTC)

This properly implemented dynamic state adjustment by
using a working copy of the requested and current
power states.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Reading git-format-patch failed