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: 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>

diff --git a/drivers/gpu/drm/radeon/rs780_dpm.c b/drivers/gpu/drm/radeon/rs780_dpm.c
index 828a776..afb7584 100644
--- a/drivers/gpu/drm/radeon/rs780_dpm.c
+++ b/drivers/gpu/drm/radeon/rs780_dpm.c
@@ -62,9 +62,7 @@ static void rs780_get_pm_mode_parameters(struct radeon_device *rdev)
 			radeon_crtc = to_radeon_crtc(crtc);
 			pi->crtc_id = radeon_crtc->crtc_id;
 			if (crtc->mode.htotal && crtc->mode.vtotal)
-				pi->refresh_rate =
-					(crtc->mode.clock * 1000) /
-					(crtc->mode.htotal * crtc->mode.vtotal);
+				pi->refresh_rate = drm_mode_vrefresh(&crtc->mode);
 			break;
 		}
 	}
-- 
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