diff options
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/dsa2.c | 33 |
1 files changed, 10 insertions, 23 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index 4d1ccf87c59c..9d57f8dee9a1 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -590,11 +590,17 @@ static int dsa_dst_parse(struct dsa_switch_tree *dst) return 0; } -static int dsa_parse_ports_dn(struct device_node *ports, struct dsa_switch *ds) +static int dsa_parse_ports_of(struct device_node *dn, struct dsa_switch *ds) { - struct device_node *port; - int err; + struct device_node *ports, *port; u32 reg; + int err; + + ports = of_get_child_by_name(dn, "ports"); + if (!ports) { + dev_err(ds->dev, "no ports child node found\n"); + return -EINVAL; + } for_each_available_child_of_node(ports, port) { err = of_property_read_u32(port, "reg", ®); @@ -665,26 +671,11 @@ static int dsa_parse_member(struct dsa_chip_data *pd, u32 *tree, u32 *index) return 0; } -static struct device_node *dsa_get_ports(struct dsa_switch *ds, - struct device_node *np) -{ - struct device_node *ports; - - ports = of_get_child_by_name(np, "ports"); - if (!ports) { - dev_err(ds->dev, "no ports child node found\n"); - return ERR_PTR(-EINVAL); - } - - return ports; -} - static int _dsa_register_switch(struct dsa_switch *ds) { struct dsa_chip_data *pdata = ds->dev->platform_data; struct device_node *np = ds->dev->of_node; struct dsa_switch_tree *dst; - struct device_node *ports; u32 tree, index; int i, err; @@ -693,11 +684,7 @@ static int _dsa_register_switch(struct dsa_switch *ds) if (err) return err; - ports = dsa_get_ports(ds, np); - if (IS_ERR(ports)) - return PTR_ERR(ports); - - err = dsa_parse_ports_dn(ports, ds); + err = dsa_parse_ports_of(np, ds); if (err) return err; } else { |