From c3eaa088277709d3e489c19a5a5b698eefbeb434 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 13 Sep 2013 09:23:48 -0400
Subject: [PATCH] drm/radeon/dpm/rs780: use drm_mode_vrefresh()
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Rather than open coding it.

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