diff options
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/dsa.c | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 78d4ac97aae3..053eb2b8e682 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -554,6 +554,31 @@ static int dsa_of_setup_routing_table(struct dsa_platform_data *pd, return 0; } +static int dsa_of_probe_links(struct dsa_platform_data *pd, + struct dsa_chip_data *cd, + int chip_index, int port_index, + struct device_node *port, + const char *port_name) +{ + struct device_node *link; + int link_index; + int ret; + + for (link_index = 0;; link_index++) { + link = of_parse_phandle(port, "link", link_index); + if (!link) + break; + + if (!strcmp(port_name, "dsa") && pd->nr_chips > 1) { + ret = dsa_of_setup_routing_table(pd, cd, chip_index, + port_index, link); + if (ret) + return ret; + } + } + return 0; +} + static void dsa_of_free_platform_data(struct dsa_platform_data *pd) { int i; @@ -573,7 +598,7 @@ static void dsa_of_free_platform_data(struct dsa_platform_data *pd) static int dsa_of_probe(struct device *dev) { struct device_node *np = dev->of_node; - struct device_node *child, *mdio, *ethernet, *port, *link; + struct device_node *child, *mdio, *ethernet, *port; struct mii_bus *mdio_bus, *mdio_bus_switch; struct net_device *ethernet_dev; struct dsa_platform_data *pd; @@ -668,15 +693,10 @@ static int dsa_of_probe(struct device *dev) goto out_free_chip; } - link = of_parse_phandle(port, "link", 0); - - if (!strcmp(port_name, "dsa") && link && - pd->nr_chips > 1) { - ret = dsa_of_setup_routing_table(pd, cd, - chip_index, port_index, link); - if (ret) - goto out_free_chip; - } + ret = dsa_of_probe_links(pd, cd, chip_index, + port_index, port, port_name); + if (ret) + goto out_free_chip; } } |