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net: dsa: drop vlan_getnext

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The VLAN GetNext operation is specific to some switches, and thus can be
complicated to implement for some drivers.

Remove the support for the vlan_getnext/port_pvid_get approach in favor
of the generic and simpler port_vlan_dump function.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot 2016-02-23 12:13:56 -05:00 committed by David S. Miller
parent ceff5eff3a
commit 477b184526
3 changed files with 1 additions and 46 deletions
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9
Documentation/networking/dsa/dsa.txt
View File

@ -542,12 +542,6 @@ Bridge layer
Bridge VLAN filtering
---------------------
- port_pvid_get: bridge layer function invoked when a Port-based VLAN ID is
queried for the given switch port
- port_pvid_set: bridge layer function invoked when a Port-based VLAN ID needs
to be configured on the given switch port
- port_vlan_add: bridge layer function invoked when a VLAN is configured
(tagged or untagged) for the given switch port
@ -558,9 +552,6 @@ Bridge VLAN filtering
function that the driver has to call for each VLAN the given port is a member
of. A switchdev object is used to carry the VID and bridge flags.
- vlan_getnext: bridge layer function invoked to query the next configured VLAN
in the switch, i.e. returns the bitmaps of members and untagged ports
- port_fdb_add: bridge layer function invoked when the bridge wants to install a
Forwarding Database entry, the switch hardware should be programmed with the
specified address in the specified VLAN Id in the forwarding database

3
include/net/dsa.h
View File

@ -316,9 +316,6 @@ struct dsa_switch_driver {
int (*port_vlan_dump)(struct dsa_switch *ds, int port,
struct switchdev_obj_port_vlan *vlan,
int (*cb)(struct switchdev_obj *obj));
int (*port_pvid_get)(struct dsa_switch *ds, int port, u16 *pvid);
int (*vlan_getnext)(struct dsa_switch *ds, u16 *vid,
unsigned long *ports, unsigned long *untagged);
/*
* Forwarding database

35
net/dsa/slave.c
View File

@ -243,44 +243,11 @@ static int dsa_slave_port_vlan_dump(struct net_device *dev,
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
DECLARE_BITMAP(members, DSA_MAX_PORTS);
DECLARE_BITMAP(untagged, DSA_MAX_PORTS);
u16 pvid, vid = 0;
int err;
if (ds->drv->port_vlan_dump)
return ds->drv->port_vlan_dump(ds, p->port, vlan, cb);
if (!ds->drv->vlan_getnext || !ds->drv->port_pvid_get)
return -EOPNOTSUPP;
err = ds->drv->port_pvid_get(ds, p->port, &pvid);
if (err)
return err;
for (;;) {
err = ds->drv->vlan_getnext(ds, &vid, members, untagged);
if (err)
break;
if (!test_bit(p->port, members))
continue;
memset(vlan, 0, sizeof(*vlan));
vlan->vid_begin = vlan->vid_end = vid;
if (vid == pvid)
vlan->flags |= BRIDGE_VLAN_INFO_PVID;
if (test_bit(p->port, untagged))
vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
err = cb(&vlan->obj);
if (err)
break;
}
return err == -ENOENT ? 0 : err;
return -EOPNOTSUPP;
}
static int dsa_slave_port_fdb_add(struct net_device *dev,