1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 6efc3cb8c471..52f0b2d5fad2 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1327,6 +1327,11 @@ static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state)
                         return false;
         }
 
+        /* Display Wa #1139 */
+        if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1) &&
+            crtc_state->base.adjusted_mode.htotal > 5460)
+                return false;
+
         return true;
 }