Thread (13 messages) 13 messages, 4 authors, 2015-09-30

[PATCH v2 net-next 3/6] net: switchdev: remove dev from switchdev_obj cb

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From: Vivien Didelot <hidden>
Date: 2015-09-29 16:09:26
Also in: lkml
Subsystem: networking drivers, networking [dsa], networking [general], rocker driver, switchdev, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Jiri Pirko, Ivan Vecera, Linus Torvalds

Revision v2 (2 revisions archived).

Revisions (2)
  1. v1
  2. v2 current [diff against previous]
The net_device associated to a dump operation does not have to be passed
to the callback. switchdev stores it in a superset struct, if needed.

Also some drivers (such as DSA drivers) may not have easy access to it.

This will simplify pushing the callback function down to the drivers.

Signed-off-by: Vivien Didelot <redacted>
---
 drivers/net/ethernet/rocker/rocker.c | 4 ++--
 include/net/switchdev.h              | 2 +-
 net/dsa/slave.c                      | 4 ++--
 net/switchdev/switchdev.c            | 6 ++----
 4 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c
index d3f6632..78fd443 100644
--- a/drivers/net/ethernet/rocker/rocker.c
+++ b/drivers/net/ethernet/rocker/rocker.c
@@ -4556,7 +4556,7 @@ static int rocker_port_fdb_dump(const struct rocker_port *rocker_port,
 		fdb->ndm_state = NUD_REACHABLE;
 		fdb->vid = rocker_port_vlan_to_vid(rocker_port,
 						   found->key.vlan_id);
-		err = obj->cb(rocker_port->dev, obj);
+		err = obj->cb(obj);
 		if (err)
 			break;
 	}
@@ -4579,7 +4579,7 @@ static int rocker_port_vlan_dump(const struct rocker_port *rocker_port,
 		if (rocker_vlan_id_is_internal(htons(vid)))
 			vlan->flags |= BRIDGE_VLAN_INFO_PVID;
 		vlan->vid_begin = vlan->vid_end = vid;
-		err = obj->cb(rocker_port->dev, obj);
+		err = obj->cb(obj);
 		if (err)
 			break;
 	}
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 1820787..9ef7c56 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -66,7 +66,7 @@ enum switchdev_obj_id {
 
 struct switchdev_obj {
 	enum switchdev_obj_id id;
-	int (*cb)(struct net_device *dev, struct switchdev_obj *obj);
+	int (*cb)(struct switchdev_obj *obj);
 	union {
 		struct switchdev_obj_vlan {		/* PORT_VLAN */
 			u16 flags;
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index f18cae5..0b47647 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -334,7 +334,7 @@ static int dsa_slave_port_vlan_dump(struct net_device *dev,
 		if (test_bit(p->port, untagged))
 			vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
 
-		err = obj->cb(dev, obj);
+		err = obj->cb(obj);
 		if (err)
 			break;
 	}
@@ -397,7 +397,7 @@ static int dsa_slave_port_fdb_dump(struct net_device *dev,
 		obj->u.fdb.vid = vid;
 		obj->u.fdb.ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE;
 
-		ret = obj->cb(dev, obj);
+		ret = obj->cb(obj);
 		if (ret < 0)
 			break;
 	}
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index c0e2047..93f4971 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -514,8 +514,7 @@ static int switchdev_port_vlan_dump_put(struct switchdev_vlan_dump *dump)
 	return 0;
 }
 
-static int switchdev_port_vlan_dump_cb(struct net_device *dev,
-				       struct switchdev_obj *obj)
+static int switchdev_port_vlan_dump_cb(struct switchdev_obj *obj)
 {
 	struct switchdev_vlan_dump *dump =
 		container_of(obj, struct switchdev_vlan_dump, obj);
@@ -864,8 +863,7 @@ struct switchdev_fdb_dump {
 	int idx;
 };
 
-static int switchdev_port_fdb_dump_cb(struct net_device *dev,
-				      struct switchdev_obj *obj)
+static int switchdev_port_fdb_dump_cb(struct switchdev_obj *obj)
 {
 	struct switchdev_fdb_dump *dump =
 		container_of(obj, struct switchdev_fdb_dump, obj);
-- 
2.6.0
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