greybus: interface: we really are creating/destroying interfaces not modules.

rename gb_add_module     -> gb_add_interface
rename gb_remove_modules -> gb_remove_interfaces
rename gb_remove_module  -> gb_remove_interface

And move the function prototypes to interface.h, where they belong.
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

drivers/staging/greybus/ap.c

@@ -175,8 +175,8 @@ static void svc_hotplug(struct svc_function_hotplug *hotplug,
 			return;
 		}
 		dev_dbg(hd->parent, "module id %d added\n", module_id);
-		gb_add_module(hd, module_id, hotplug->data,
-			      payload_length - 0x02);
+		gb_add_interface(hd, module_id, hotplug->data,
+				 payload_length - 0x02);
 		break;
 
 	case SVC_HOTUNPLUG_EVENT:
@@ -189,7 +189,7 @@ static void svc_hotplug(struct svc_function_hotplug *hotplug,
 			return;
 		}
 		dev_dbg(hd->parent, "module id %d removed\n", module_id);
-		gb_remove_module(hd, module_id);
+		gb_remove_interface(hd, module_id);
 		break;
 
 	default:

drivers/staging/greybus/core.c

@@ -195,7 +195,7 @@ void greybus_remove_hd(struct greybus_host_device *hd)
 {
 	/* Tear down all modules that happen to be associated with this host
 	 * controller */
-	gb_remove_modules(hd);
+	gb_remove_interfaces(hd);
 	kref_put_mutex(&hd->kref, free_hd, &hd_mutex);
 }
 EXPORT_SYMBOL_GPL(greybus_remove_hd);

drivers/staging/greybus/greybus.h

@@ -154,13 +154,6 @@ void greybus_deregister(struct greybus_driver *driver);
 
 int greybus_disabled(void);
 
-/* Internal functions to gb module, move to internal .h file eventually. */
-
-void gb_add_module(struct greybus_host_device *hd, u8 module_id,
-		   u8 *data, int size);
-void gb_remove_module(struct greybus_host_device *hd, u8 module_id);
-void gb_remove_modules(struct greybus_host_device *hd);
-
 int greybus_svc_in(struct greybus_host_device *hd, u8 *data, int length);
 int gb_ap_init(void);
 void gb_ap_exit(void);

drivers/staging/greybus/interface.c

@@ -175,13 +175,13 @@ static void gb_interface_destroy(struct gb_interface *intf)
 }
 
 /**
- * gb_add_module
+ * gb_add_interface
  *
  * Pass in a buffer that _should_ contain a Greybus module manifest
  * and register a greybus device structure with the kernel core.
  */
-void gb_add_module(struct greybus_host_device *hd, u8 module_id,
-		   u8 *data, int size)
+void gb_add_interface(struct greybus_host_device *hd, u8 module_id,
+		      u8 *data, int size)
 {
 	struct gb_interface *intf;
 
@@ -197,7 +197,7 @@ void gb_add_module(struct greybus_host_device *hd, u8 module_id,
 	 */
 	if (!gb_manifest_parse(intf, data, size)) {
 		dev_err(hd->parent, "manifest error\n");
-		goto err_module;
+		goto err_parse;
 	}
 
 	/*
@@ -211,11 +211,11 @@ void gb_add_module(struct greybus_host_device *hd, u8 module_id,
 
 	return;
 
-err_module:
+err_parse:
 	gb_interface_destroy(intf);
 }
 
-void gb_remove_module(struct greybus_host_device *hd, u8 module_id)
+void gb_remove_interface(struct greybus_host_device *hd, u8 module_id)
 {
 	struct gb_interface *intf = gb_interface_find(hd, module_id);
 
@@ -225,7 +225,7 @@ void gb_remove_module(struct greybus_host_device *hd, u8 module_id)
 		dev_err(hd->parent, "interface id %d not found\n", module_id);
 }
 
-void gb_remove_modules(struct greybus_host_device *hd)
+void gb_remove_interfaces(struct greybus_host_device *hd)
 {
 	struct gb_interface *intf, *temp;
 

drivers/staging/greybus/interface.h

@@ -49,4 +49,10 @@ const struct greybus_interface_id *
 struct gb_interface *gb_interface_find(struct greybus_host_device *hd,
 				       u8 module_id);
 
+void gb_add_interface(struct greybus_host_device *hd, u8 module_id,
+		      u8 *data, int size);
+void gb_remove_interface(struct greybus_host_device *hd, u8 module_id);
+void gb_remove_interfaces(struct greybus_host_device *hd);
+
+
 #endif /* __INTERFACE_H */