ASoC: SOF: loader: snd_sof_fw_parse_ext_data log warning on unknown header

Added warning log when found some unknown FW boot ext header,
to improve debuggability.
Signed-off-by: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191210004854.16845-3-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/loader.c

@@ -66,6 +66,8 @@ int snd_sof_fw_parse_ext_data(struct snd_sof_dev *sdev, u32 bar, u32 offset)
 			ret = get_ext_windows(sdev, ext_hdr);
 			break;
 		default:
+			dev_warn(sdev->dev, "warning: unknown ext header type %d size 0x%x\n",
+				 ext_hdr->type, ext_hdr->hdr.size);
 			break;
 		}