diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index e668521..1fdd3b0 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1153,14 +1153,14 @@
 int intel_ddi_get_cdclk_freq(struct drm_i915_private *dev_priv)
 {
 	if (I915_READ(HSW_FUSE_STRAP) & HSW_CDCLK_LIMIT)
-		return 450;
+		return 450000;
 	else if ((I915_READ(LCPLL_CTL) & LCPLL_CLK_FREQ_MASK) ==
 		 LCPLL_CLK_FREQ_450)
-		return 450;
+		return 450000;
 	else if (IS_ULT(dev_priv->dev))
-		return 338;
+		return 337500;
 	else
-		return 540;
+		return 540000;
 }
 
 void intel_ddi_pll_init(struct drm_device *dev)
@@ -1173,7 +1173,7 @@
 	 * Don't even try to turn it on.
 	 */
 
-	DRM_DEBUG_KMS("CDCLK running at %dMHz\n",
+	DRM_DEBUG_KMS("CDCLK running at %dKHz\n",
 		      intel_ddi_get_cdclk_freq(dev_priv));
 
 	if (val & LCPLL_CD_SOURCE_FCLK)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 7c5eb2f..3426a61 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -319,7 +319,8 @@
 	 */
 	if (is_cpu_edp(intel_dp)) {
 		if (HAS_DDI(dev))
-			aux_clock_divider = intel_ddi_get_cdclk_freq(dev_priv) >> 1;
+			aux_clock_divider = DIV_ROUND_CLOSEST(
+				intel_ddi_get_cdclk_freq(dev_priv), 2000);
 		else if (IS_VALLEYVIEW(dev))
 			aux_clock_divider = 100;
 		else if (IS_GEN6(dev) || IS_GEN7(dev))