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net: dsa: Pass dsa_port reference to ethtool setup/restore

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We do not need to have a reference to a dsa_switch, instead we should
pass a reference to a CPU dsa_port, change that. This is a preliminary
change to better support multiple CPU ports.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2017-06-02 12:31:21 -07:00 committed by David S. Miller
parent 1820dd0633
commit 937c7df85c
4 changed files with 10 additions and 8 deletions
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6
net/dsa/dsa.c
View file

@ -112,8 +112,9 @@ const struct dsa_device_ops *dsa_resolve_tag_protocol(int tag_protocol)
return ops;
}
int dsa_cpu_port_ethtool_setup(struct dsa_switch *ds)
int dsa_cpu_port_ethtool_setup(struct dsa_port *cpu_dp)
{
struct dsa_switch *ds = cpu_dp->ds;
struct net_device *master;
struct ethtool_ops *cpu_ops;
@ -136,8 +137,9 @@ int dsa_cpu_port_ethtool_setup(struct dsa_switch *ds)
return 0;
}
void dsa_cpu_port_ethtool_restore(struct dsa_switch *ds)
void dsa_cpu_port_ethtool_restore(struct dsa_port *cpu_dp)
{
struct dsa_switch *ds = cpu_dp->ds;
struct net_device *master;
master = ds->dst->master_netdev;

4
net/dsa/dsa2.c
View file

@ -444,7 +444,7 @@ static int dsa_dst_apply(struct dsa_switch_tree *dst)
}
if (dst->cpu_dp) {
err = dsa_cpu_port_ethtool_setup(dst->cpu_dp->ds);
err = dsa_cpu_port_ethtool_setup(dst->cpu_dp);
if (err)
return err;
}
@ -485,7 +485,7 @@ static void dsa_dst_unapply(struct dsa_switch_tree *dst)
}
if (dst->cpu_dp)
dsa_cpu_port_ethtool_restore(dst->cpu_dp->ds);
dsa_cpu_port_ethtool_restore(dst->cpu_dp);
pr_info("DSA: tree %d unapplied\n", dst->tree);
dst->applied = false;

4
net/dsa/dsa_priv.h
View file

@ -103,8 +103,8 @@ int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct device *dev,
struct dsa_port *dport, int port);
void dsa_cpu_dsa_destroy(struct dsa_port *dport);
const struct dsa_device_ops *dsa_resolve_tag_protocol(int tag_protocol);
int dsa_cpu_port_ethtool_setup(struct dsa_switch *ds);
void dsa_cpu_port_ethtool_restore(struct dsa_switch *ds);
int dsa_cpu_port_ethtool_setup(struct dsa_port *cpu_dp);
void dsa_cpu_port_ethtool_restore(struct dsa_port *cpu_dp);
/* legacy.c */
int dsa_legacy_register(void);

4
net/dsa/legacy.c
View file

@ -205,7 +205,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
netdev_err(dst->master_netdev, "[%d] : can't configure CPU and DSA ports\n",
index);
ret = dsa_cpu_port_ethtool_setup(ds);
ret = dsa_cpu_port_ethtool_setup(ds->dst->cpu_dp);
if (ret)
return ret;
@ -733,7 +733,7 @@ static void dsa_remove_dst(struct dsa_switch_tree *dst)
dsa_switch_destroy(ds);
}
dsa_cpu_port_ethtool_restore(dst->cpu_dp->ds);
dsa_cpu_port_ethtool_restore(dst->cpu_dp);
dev_put(dst->master_netdev);
}