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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2017-05-20 00:00:38 +0300
committerDavid S. Miller <davem@davemloft.net>2017-05-23 02:37:32 +0300
commit17d7802b7772ddcf505581fe22cffcd2e8b5120e (patch)
tree49e2ad0a4f16e8498a1f5012cb97c1ba32dfc913
parenta93ecdd9484a51e830249ee9877ac1c1544e75ac (diff)
downloadlinux-17d7802b7772ddcf505581fe22cffcd2e8b5120e.tar.xz
net: dsa: change scope of bridging code
Now that the bridge join and leave functions only deal with a DSA port, change their scope from the DSA slave net_device to the DSA generic dsa_port. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/dsa/slave.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 371f6d267917..1ad62ef8c261 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -572,13 +572,11 @@ static int dsa_slave_port_obj_dump(struct net_device *dev,
return err;
}
-static int dsa_slave_bridge_port_join(struct net_device *dev,
- struct net_device *br)
+static int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br)
{
- struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_notifier_bridge_info info = {
- .sw_index = p->dp->ds->index,
- .port = p->dp->index,
+ .sw_index = dp->ds->index,
+ .port = dp->index,
.br = br,
};
int err;
@@ -586,24 +584,22 @@ static int dsa_slave_bridge_port_join(struct net_device *dev,
/* Here the port is already bridged. Reflect the current configuration
* so that drivers can program their chips accordingly.
*/
- p->dp->bridge_dev = br;
+ dp->bridge_dev = br;
- err = dsa_port_notify(p->dp, DSA_NOTIFIER_BRIDGE_JOIN, &info);
+ err = dsa_port_notify(dp, DSA_NOTIFIER_BRIDGE_JOIN, &info);
/* The bridging is rolled back on error */
if (err)
- p->dp->bridge_dev = NULL;
+ dp->bridge_dev = NULL;
return err;
}
-static void dsa_slave_bridge_port_leave(struct net_device *dev,
- struct net_device *br)
+static void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br)
{
- struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_notifier_bridge_info info = {
- .sw_index = p->dp->ds->index,
- .port = p->dp->index,
+ .sw_index = dp->ds->index,
+ .port = dp->index,
.br = br,
};
int err;
@@ -611,16 +607,16 @@ static void dsa_slave_bridge_port_leave(struct net_device *dev,
/* Here the port is already unbridged. Reflect the current configuration
* so that drivers can program their chips accordingly.
*/
- p->dp->bridge_dev = NULL;
+ dp->bridge_dev = NULL;
- err = dsa_port_notify(p->dp, DSA_NOTIFIER_BRIDGE_LEAVE, &info);
+ err = dsa_port_notify(dp, DSA_NOTIFIER_BRIDGE_LEAVE, &info);
if (err)
- netdev_err(dev, "failed to notify DSA_NOTIFIER_BRIDGE_LEAVE\n");
+ pr_err("DSA: failed to notify DSA_NOTIFIER_BRIDGE_LEAVE\n");
/* Port left the bridge, put in BR_STATE_DISABLED by the bridge layer,
* so allow it to be in BR_STATE_FORWARDING to be kept functional
*/
- dsa_port_set_state_now(p->dp, BR_STATE_FORWARDING);
+ dsa_port_set_state_now(dp, BR_STATE_FORWARDING);
}
static int dsa_slave_port_attr_get(struct net_device *dev,
@@ -1526,14 +1522,16 @@ static bool dsa_slave_dev_check(struct net_device *dev)
static int dsa_slave_changeupper(struct net_device *dev,
struct netdev_notifier_changeupper_info *info)
{
+ struct dsa_slave_priv *p = netdev_priv(dev);
+ struct dsa_port *dp = p->dp;
int err = NOTIFY_DONE;
if (netif_is_bridge_master(info->upper_dev)) {
if (info->linking) {
- err = dsa_slave_bridge_port_join(dev, info->upper_dev);
+ err = dsa_port_bridge_join(dp, info->upper_dev);
err = notifier_from_errno(err);
} else {
- dsa_slave_bridge_port_leave(dev, info->upper_dev);
+ dsa_port_bridge_leave(dp, info->upper_dev);
err = NOTIFY_OK;
}
}