diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 70c30e6bce0b2efcfbdee8f90bfd620d62319bd9..9a58994ff7ea54bd46cf6b576e9e43b10e736b79 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -797,7 +797,8 @@ static int i2c_do_add_adapter(struct i2c_driver *driver,
 
 	/* Let legacy drivers scan this bus for matching devices */
 	if (driver->attach_adapter) {
-		dev_warn(&adap->dev, "attach_adapter method is deprecated\n");
+		dev_warn(&adap->dev, "%s: attach_adapter method is deprecated\n",
+			 driver->driver.name);
 		dev_warn(&adap->dev, "Please use another way to instantiate "
 			 "your i2c_client\n");
 		/* We ignore the return code; if it fails, too bad */
@@ -984,7 +985,8 @@ static int i2c_do_del_adapter(struct i2c_driver *driver,
 
 	if (!driver->detach_adapter)
 		return 0;
-	dev_warn(&adapter->dev, "detach_adapter method is deprecated\n");
+	dev_warn(&adapter->dev, "%s: detach_adapter method is deprecated\n",
+		 driver->driver.name);
 	res = driver->detach_adapter(adapter);
 	if (res)
 		dev_err(&adapter->dev, "detach_adapter failed (%d) "