drm/i915/audio: set proper N/MCTS on more platforms

This patch applies setting proper N/M, N/CTS on more platforms.
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Libin Yang <libin.yang@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/073f8aaf302df1b638dd33b0ddf46930bcdfea99.1476111629.git.jani.nikula@intel.com

drivers/gpu/drm/i915/intel_audio.c

@@ -688,11 +688,7 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, int port,
 	struct i915_audio_component *acomp = dev_priv->audio_component;
 	int err = 0;
 
-	/* HSW, BDW, SKL, KBL need this fix */
-	if (!IS_SKYLAKE(dev_priv) &&
-	    !IS_KABYLAKE(dev_priv) &&
-	    !IS_BROADWELL(dev_priv) &&
-	    !IS_HASWELL(dev_priv))
+	if (!HAS_DDI(dev_priv))
 		return 0;
 
 	i915_audio_component_get_power(kdev);