diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 42fc5052819040c8fe81ac76a8db613132c50837..00c4b40e0158bf344a68aaa2184ed82fec8a93eb 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1242,6 +1242,7 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder,
 
 	if (adjusted_mode->flags & DRM_MODE_FLAG_DBLCLK) {
 		pipe_config->pixel_multiplier = 2;
+		clock_12bpc *= 2;
 	}
 
 	if (intel_hdmi->color_range)