X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=vlan.c;h=354e12f661d662bcf1d37200239d2caeb6b255b2;hp=45896751d39241d240b2596d85dbeff8b1373303;hb=f6f065d3997ccc8d42805529e4aad59b789579ad;hpb=b35fd5d5788184f685520352962f1a727ea91c1e

diff --git a/vlan.c b/vlan.c
index 4589675..354e12f 100644
--- a/vlan.c
+++ b/vlan.c
@@ -50,7 +50,7 @@ static int vlan_set_device_state(struct device *dev, bool up)
 	}
 
 	ret = device_claim(&vldev->dep);
-	if (ret)
+	if (ret < 0)
 		return ret;
 
 	system_vlan_add(vldev->dep.dev, vldev->id);
@@ -70,19 +70,28 @@ static void vlan_dev_set_name(struct vlan_device *vldev, struct device *dev)
 static void vlan_dev_cb(struct device_user *dep, enum device_event ev)
 {
 	struct vlan_device *vldev;
+	bool new_state = false;
 
 	vldev = container_of(dep, struct vlan_device, dep);
 	switch(ev) {
 	case DEV_EVENT_ADD:
-		device_set_present(&vldev->dev, true);
-		break;
+		new_state = true;
 	case DEV_EVENT_REMOVE:
-		device_set_present(&vldev->dev, false);
+		device_set_present(&vldev->dev, new_state);
+		break;
+	case DEV_EVENT_LINK_UP:
+		new_state = true;
+	case DEV_EVENT_LINK_DOWN:
+		device_set_link(&vldev->dev, new_state);
 		break;
 	case DEV_EVENT_UPDATE_IFNAME:
 		vlan_dev_set_name(vldev, dep->dev);
 		device_broadcast_event(&vldev->dev, ev);
 		break;
+	case DEV_EVENT_TOPO_CHANGE:
+		/* Propagate topo changes */
+		device_broadcast_event(&vldev->dev, DEV_EVENT_TOPO_CHANGE);
+		break;
 	default:
 		break;
 	}
@@ -93,6 +102,7 @@ static struct device *get_vlan_device(struct device *dev, int id, bool create)
 	static const struct device_type vlan_type = {
 		.name = "VLAN",
 		.config_params = &device_attr_list,
+		.keep_link_status = true,
 		.free = free_vlan_if,
 	};
 	struct vlan_device *vldev;
@@ -113,17 +123,19 @@ static struct device *get_vlan_device(struct device *dev, int id, bool create)
 	if (!create)
 		return NULL;
 
+	D(DEVICE, "Create vlan device '%s.%d'\n", dev->ifname, id);
+
 	vldev = calloc(1, sizeof(*vldev));
 
+	vldev->id = id;
+	vlan_dev_set_name(vldev, dev);
+
 	device_init_virtual(&vldev->dev, &vlan_type, NULL);
 	vldev->dev.default_config = true;
 
 	vldev->set_state = vldev->dev.set_state;
 	vldev->dev.set_state = vlan_set_device_state;
 
-	vldev->id = id;
-	vlan_dev_set_name(vldev, dev);
-
 	vldev->dep.cb = vlan_dev_cb;
 	device_add_user(&vldev->dep, dev);