diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 6094e42..160ccad 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -132,9 +132,11 @@ intel_dp_link_required(struct drm_device *dev,
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_dp_priv *dp_priv = intel_encoder->dev_priv;
 
-	if (IS_eDP(intel_encoder) || IS_PCH_eDP(dp_priv))
-		return (pixel_clock * dev_priv->edp_bpp) / 8;
-	else
+	if (IS_eDP(intel_encoder) || IS_PCH_eDP(dp_priv)) {
+		u64 temp;
+		temp = (u64)pixel_clock * dev_priv->edp_bpp;
+		return temp >> 3;
+	} else
 		return pixel_clock * 3;
 }