diff --git a/[refs] b/[refs]
index 70566886963f..1824ccee781c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d2acd215cdb75eb39afadbf31a19bdcf84af7eaf
+refs/heads/master: 6b3ec1c9fb73cca38842d030b171ffd16a686949
diff --git a/trunk/drivers/gpu/drm/i915/intel_dp.c b/trunk/drivers/gpu/drm/i915/intel_dp.c
index adfb98cb7ba9..c1ed1aff2750 100644
--- a/trunk/drivers/gpu/drm/i915/intel_dp.c
+++ b/trunk/drivers/gpu/drm/i915/intel_dp.c
@@ -377,7 +377,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
 		else
 			aux_clock_divider = 225; /* eDP input clock at 450Mhz */
 	} else if (HAS_PCH_SPLIT(dev))
-		aux_clock_divider = 63; /* IRL input clock fixed at 125Mhz */
+		aux_clock_divider = DIV_ROUND_UP(intel_pch_rawclk(dev), 2);
 	else
 		aux_clock_divider = intel_hrawclk(dev) / 2;