drm/i915/audio: add audio codec enable debug log for g4x

Signed-off-by: NJani Nikula <jani.nikula@intel.com>
Reviewed-by: NRodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_audio.c

@@ -122,6 +122,8 @@ static void g4x_audio_codec_enable(struct drm_connector *connector,
 	uint32_t tmp;
 	int len, i;
 
+	DRM_DEBUG_KMS("Enable audio codec, %u bytes ELD\n", eld[2]);
+
 	tmp = I915_READ(G4X_AUD_VID_DID);
 	if (tmp == INTEL_AUDIO_DEVBLC || tmp == INTEL_AUDIO_DEVCL)
 		eldv = G4X_ELDV_DEVCL_DEVBLC;