Bluetooth: Add __init and __exit marks to UART drivers

Those marks are useful to save space in the binary and in the memory.
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

drivers/bluetooth/hci_ath.c

@@ -217,7 +217,7 @@ static struct hci_uart_proto athp = {
 	.flush = ath_flush,
 };
 
-int ath_init(void)
+int __init ath_init(void)
 {
 	int err = hci_uart_register_proto(&athp);
 
@@ -229,7 +229,7 @@ int ath_init(void)
 	return err;
 }
 
-int ath_deinit(void)
+int __exit ath_deinit(void)
 {
 	return hci_uart_unregister_proto(&athp);
 }

drivers/bluetooth/hci_bcsp.c

@@ -739,7 +739,7 @@ static struct hci_uart_proto bcsp = {
 	.flush		= bcsp_flush
 };
 
-int bcsp_init(void)
+int __init bcsp_init(void)
 {
 	int err = hci_uart_register_proto(&bcsp);
 
@@ -751,7 +751,7 @@ int bcsp_init(void)
 	return err;
 }
 
-int bcsp_deinit(void)
+int __exit bcsp_deinit(void)
 {
 	return hci_uart_unregister_proto(&bcsp);
 }

drivers/bluetooth/hci_h4.c

@@ -173,7 +173,7 @@ static struct hci_uart_proto h4p = {
 	.flush		= h4_flush,
 };
 
-int h4_init(void)
+int __init h4_init(void)
 {
 	int err = hci_uart_register_proto(&h4p);
 
@@ -185,7 +185,7 @@ int h4_init(void)
 	return err;
 }
 
-int h4_deinit(void)
+int __exit h4_deinit(void)
 {
 	return hci_uart_unregister_proto(&h4p);
 }

drivers/bluetooth/hci_ll.c

@@ -517,7 +517,7 @@ static struct hci_uart_proto llp = {
 	.flush		= ll_flush,
 };
 
-int ll_init(void)
+int __init ll_init(void)
 {
 	int err = hci_uart_register_proto(&llp);
 
@@ -529,7 +529,7 @@ int ll_init(void)
 	return err;
 }
 
-int ll_deinit(void)
+int __exit ll_deinit(void)
 {
 	return hci_uart_unregister_proto(&llp);
 }