ALSA: hda - Set non-snoop for Creative HD-audio controllers

... looks like we need this for stable operations.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_intel.c

@@ -3263,6 +3263,9 @@ static void azx_check_snoop_available(struct azx *chip)
 		/* new ATI HDMI requires non-snoop */
 		snoop = false;
 		break;
+	case AZX_DRIVER_CTHDA:
+		snoop = false;
+		break;
 	}
 
 	if (snoop != chip->snoop) {