ASoC: SOF: ipc4: remove use of __func__ in dev_dbg

The module and function information can be added with
'modprobe foo dyndbg=+pmf'
Suggested-by: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20220616215351.135643-12-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/ipc4.c

@@ -574,7 +574,7 @@ static void sof_ipc4_rx_msg(struct snd_sof_dev *sdev)
 		data_size = sizeof(struct sof_ipc4_notify_resource_data);
 		break;
 	default:
-		dev_dbg(sdev->dev, "%s: Unhandled DSP message: %#x|%#x\n", __func__,
+		dev_dbg(sdev->dev, "Unhandled DSP message: %#x|%#x\n",
 			ipc4_msg->primary, ipc4_msg->extension);
 		break;
 	}