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net: dsa: move bridge device in dsa_port 

Move the bridge_dev pointer from dsa_slave_priv to dsa_port so that DSA
drivers can access this information and remove the need to cache it.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Vivien Didelot 2017-01-27 15:29:40 -05:00 committed by David S. Miller
parent afdcf151c1
commit a5e9a02e1f
3 changed files with 6 additions and 6 deletions
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1
include/net/dsa.h
View File

@ -146,6 +146,7 @@ struct dsa_port {
struct device_node *dn;
unsigned int ageing_time;
u8 stp_state;
struct net_device *bridge_dev;
};
struct dsa_switch {

1
net/dsa/dsa_priv.h
View File

@ -38,7 +38,6 @@ struct dsa_slave_priv {
int old_pause;
int old_duplex;
struct net_device *bridge_dev;
#ifdef CONFIG_NET_POLL_CONTROLLER
struct netpoll *netpoll;
#endif

10
net/dsa/slave.c
View File

@ -64,9 +64,9 @@ static int dsa_slave_get_iflink(const struct net_device *dev)
return p->dp->ds->dst->master_netdev->ifindex;
}
static inline bool dsa_port_is_bridged(struct dsa_slave_priv *p)
static inline bool dsa_port_is_bridged(struct dsa_port *dp)
{
return !!p->bridge_dev;
return !!dp->bridge_dev;
}
static void dsa_port_set_stp_state(struct dsa_switch *ds, int port, u8 state)
@ -98,7 +98,7 @@ static int dsa_slave_open(struct net_device *dev)
struct dsa_slave_priv *p = netdev_priv(dev);
struct net_device *master = p->dp->ds->dst->master_netdev;
struct dsa_switch *ds = p->dp->ds;
u8 stp_state = dsa_port_is_bridged(p) ?
u8 stp_state = dsa_port_is_bridged(p->dp) ?
BR_STATE_BLOCKING : BR_STATE_FORWARDING;
int err;
@ -557,7 +557,7 @@ static int dsa_slave_bridge_port_join(struct net_device *dev,
struct dsa_switch *ds = p->dp->ds;
int ret = -EOPNOTSUPP;
p->bridge_dev = br;
p->dp->bridge_dev = br;
if (ds->ops->port_bridge_join)
ret = ds->ops->port_bridge_join(ds, p->dp->index, br);
@ -574,7 +574,7 @@ static void dsa_slave_bridge_port_leave(struct net_device *dev)
if (ds->ops->port_bridge_leave)
ds->ops->port_bridge_leave(ds, p->dp->index);
p->bridge_dev = NULL;
p->dp->bridge_dev = NULL;
/* 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