1 files changed, 5 insertions, 4 deletions

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 83bd764b000e..197887ed1823 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -54,10 +54,11 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
         struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
         u32 sdvox;
 
-        sdvox = SDVO_ENCODING_HDMI |
-                SDVO_BORDER_ENABLE |
-                SDVO_VSYNC_ACTIVE_HIGH |
-                SDVO_HSYNC_ACTIVE_HIGH;
+        sdvox = SDVO_ENCODING_HDMI | SDVO_BORDER_ENABLE;
+        if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
+                sdvox |= SDVO_VSYNC_ACTIVE_HIGH;
+        if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
+                sdvox |= SDVO_HSYNC_ACTIVE_HIGH;
 
         if (hdmi_priv->has_hdmi_sink) {
                 sdvox |= SDVO_AUDIO_ENABLE;