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Subject[PATCH net-next] net: dsa: better scoping of slave functions
Date
A few DSA slave functions take a dsa_slave_priv pointer as first
argument, whereas the scope of the slave.c functions is the slave
net_device structure. Fix this and rename dsa_netpoll_send_skb to
dsa_slave_netpoll_send_skb.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
---
net/dsa/slave.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index d51b10450e1b..bc376fc1bbe7 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -385,10 +385,12 @@ static int dsa_slave_port_attr_get(struct net_device *dev,
return 0;
}

-static inline netdev_tx_t dsa_netpoll_send_skb(struct dsa_slave_priv *p,
- struct sk_buff *skb)
+static inline netdev_tx_t dsa_slave_netpoll_send_skb(struct net_device *dev,
+ struct sk_buff *skb)
{
#ifdef CONFIG_NET_POLL_CONTROLLER
+ struct dsa_slave_priv *p = netdev_priv(dev);
+
if (p->netpoll)
netpoll_send_skb(p->netpoll, skb);
#else
@@ -422,7 +424,7 @@ static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev)
* tag to be successfully transmitted
*/
if (unlikely(netpoll_tx_running(dev)))
- return dsa_netpoll_send_skb(p, nskb);
+ return dsa_slave_netpoll_send_skb(dev, nskb);

/* Queue the SKB for transmission on the parent interface, but
* do not modify its EtherType
@@ -736,9 +738,9 @@ static int dsa_slave_get_phys_port_name(struct net_device *dev,
}

static struct dsa_mall_tc_entry *
-dsa_slave_mall_tc_entry_find(struct dsa_slave_priv *p,
- unsigned long cookie)
+dsa_slave_mall_tc_entry_find(struct net_device *dev, unsigned long cookie)
{
+ struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_mall_tc_entry *mall_tc_entry;

list_for_each_entry(mall_tc_entry, &p->mall_tc_list, list)
@@ -820,7 +822,7 @@ static void dsa_slave_del_cls_matchall(struct net_device *dev,
if (!ds->ops->port_mirror_del)
return;

- mall_tc_entry = dsa_slave_mall_tc_entry_find(p, cls->cookie);
+ mall_tc_entry = dsa_slave_mall_tc_entry_find(dev, cls->cookie);
if (!mall_tc_entry)
return;

@@ -1027,10 +1029,9 @@ static int dsa_slave_fixed_link_update(struct net_device *dev,
}

/* slave device setup *******************************************************/
-static int dsa_slave_phy_connect(struct dsa_slave_priv *p,
- struct net_device *slave_dev,
- int addr)
+static int dsa_slave_phy_connect(struct net_device *slave_dev, int addr)
{
+ struct dsa_slave_priv *p = netdev_priv(slave_dev);
struct dsa_switch *ds = p->dp->ds;

p->phy = mdiobus_get_phy(ds->slave_mii_bus, addr);
@@ -1046,9 +1047,9 @@ static int dsa_slave_phy_connect(struct dsa_slave_priv *p,
p->phy_interface);
}

-static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
- struct net_device *slave_dev)
+static int dsa_slave_phy_setup(struct net_device *slave_dev)
{
+ struct dsa_slave_priv *p = netdev_priv(slave_dev);
struct dsa_switch *ds = p->dp->ds;
struct device_node *phy_dn, *port_dn;
bool phy_is_fixed = false;
@@ -1088,7 +1089,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
*/
if (!phy_is_fixed && phy_id >= 0 &&
(ds->phys_mii_mask & (1 << phy_id))) {
- ret = dsa_slave_phy_connect(p, slave_dev, phy_id);
+ ret = dsa_slave_phy_connect(slave_dev, phy_id);
if (ret) {
netdev_err(slave_dev, "failed to connect to phy%d: %d\n", phy_id, ret);
of_node_put(phy_dn);
@@ -1111,7 +1112,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
* MDIO bus instead
*/
if (!p->phy) {
- ret = dsa_slave_phy_connect(p, slave_dev, p->dp->index);
+ ret = dsa_slave_phy_connect(slave_dev, p->dp->index);
if (ret) {
netdev_err(slave_dev, "failed to connect to port %d: %d\n",
p->dp->index, ret);
@@ -1233,7 +1234,7 @@ int dsa_slave_create(struct dsa_port *port, const char *name)

netif_carrier_off(slave_dev);

- ret = dsa_slave_phy_setup(p, slave_dev);
+ ret = dsa_slave_phy_setup(slave_dev);
if (ret) {
netdev_err(master, "error %d setting up slave phy\n", ret);
unregister_netdev(slave_dev);
--
2.14.1
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