soundwire: bus: 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>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20220823050158.2671245-2-yung-chuan.liao@linux.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/soundwire/bus.c

@@ -815,13 +815,13 @@ static void sdw_modify_slave_status(struct sdw_slave *slave,
 	mutex_lock(&bus->bus_lock);
 
 	dev_vdbg(bus->dev,
-		 "%s: changing status slave %d status %d new status %d\n",
-		 __func__, slave->dev_num, slave->status, status);
+		 "changing status slave %d status %d new status %d\n",
+		 slave->dev_num, slave->status, status);
 
 	if (status == SDW_SLAVE_UNATTACHED) {
 		dev_dbg(&slave->dev,
-			"%s: initializing enumeration and init completion for Slave %d\n",
-			__func__, slave->dev_num);
+			"initializing enumeration and init completion for Slave %d\n",
+			slave->dev_num);
 
 		init_completion(&slave->enumeration_complete);
 		init_completion(&slave->initialization_complete);
@@ -829,8 +829,8 @@ static void sdw_modify_slave_status(struct sdw_slave *slave,
 	} else if ((status == SDW_SLAVE_ATTACHED) &&
 		   (slave->status == SDW_SLAVE_UNATTACHED)) {
 		dev_dbg(&slave->dev,
-			"%s: signaling enumeration completion for Slave %d\n",
-			__func__, slave->dev_num);
+			"signaling enumeration completion for Slave %d\n",
+			slave->dev_num);
 
 		complete(&slave->enumeration_complete);
 	}
@@ -1837,8 +1837,8 @@ int sdw_handle_slave_status(struct sdw_bus *bus,
 				"Update Slave status failed:%d\n", ret);
 		if (attached_initializing) {
 			dev_dbg(&slave->dev,
-				"%s: signaling initialization completion for Slave %d\n",
-				__func__, slave->dev_num);
+				"signaling initialization completion for Slave %d\n",
+				slave->dev_num);
 
 			complete(&slave->initialization_complete);