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net: dsa: retain a per-port device_node pointer

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We will later use the per-port device_node pointer to fetch a bunch of
port-specific properties.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2014-08-27 17:04:50 -07:00 committed by David S. Miller
parent fa981d9af8
commit bd47497a01
3 changed files with 4 additions and 0 deletions
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1
include/net/dsa.h
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@ -41,6 +41,7 @@ struct dsa_chip_data {
* or any other string to indicate this is a physical port.
*/
char *port_names[DSA_MAX_PORTS];
struct device_node *port_dn[DSA_MAX_PORTS];
/*
* An array (with nr_chips elements) of which element [a]

2
net/dsa/dsa.c
View File

@ -432,6 +432,8 @@ static int dsa_of_probe(struct platform_device *pdev)
if (!port_name)
continue;
cd->port_dn[port_index] = port;
cd->port_names[port_index] = kstrdup(port_name,
GFP_KERNEL);
if (!cd->port_names[port_index]) {

1
net/dsa/slave.c
View File

@ -354,6 +354,7 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent,
}
SET_NETDEV_DEV(slave_dev, parent);
slave_dev->dev.of_node = ds->pd->port_dn[port];
slave_dev->vlan_features = master->vlan_features;
p = netdev_priv(slave_dev);