diff options
Diffstat (limited to 'target/linux')
4 files changed, 39 insertions, 11 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366rb.c b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c index c95368148..b337408b5 100644 --- a/target/linux/generic/files/drivers/net/phy/rtl8366rb.c +++ b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c @@ -1116,7 +1116,7 @@ static int rtl8366rb_switch_init(struct rtl8366_smi *smi) dev->ports = RTL8366RB_NUM_PORTS; dev->vlans = RTL8366RB_NUM_VIDS; dev->ops = &rtl8366_ops; - dev->devname = dev_name(smi->parent); + dev->alias = dev_name(smi->parent); err = register_switch(dev, NULL); if (err) diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366s.c b/target/linux/generic/files/drivers/net/phy/rtl8366s.c index 8fa1ed186..e2d8402cf 100644 --- a/target/linux/generic/files/drivers/net/phy/rtl8366s.c +++ b/target/linux/generic/files/drivers/net/phy/rtl8366s.c @@ -945,7 +945,7 @@ static int rtl8366s_switch_init(struct rtl8366_smi *smi) dev->ports = RTL8366S_NUM_PORTS; dev->vlans = RTL8366S_NUM_VIDS; dev->ops = &rtl8366_ops; - dev->devname = dev_name(smi->parent); + dev->alias = dev_name(smi->parent); err = register_switch(dev, NULL); if (err) diff --git a/target/linux/generic/files/drivers/net/phy/swconfig.c b/target/linux/generic/files/drivers/net/phy/swconfig.c index 16afea0af..88fa244bc 100644 --- a/target/linux/generic/files/drivers/net/phy/swconfig.c +++ b/target/linux/generic/files/drivers/net/phy/swconfig.c @@ -31,6 +31,8 @@ #define DPRINTF(...) do {} while(0) #endif +#define SWCONFIG_DEVNAME "switch%d" + MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>"); MODULE_LICENSE("GPL"); @@ -760,8 +762,9 @@ swconfig_send_switch(struct sk_buff *msg, u32 pid, u32 seq, int flags, return -1; NLA_PUT_U32(msg, SWITCH_ATTR_ID, dev->id); - NLA_PUT_STRING(msg, SWITCH_ATTR_NAME, dev->name); NLA_PUT_STRING(msg, SWITCH_ATTR_DEV_NAME, dev->devname); + NLA_PUT_STRING(msg, SWITCH_ATTR_ALIAS, dev->alias); + NLA_PUT_STRING(msg, SWITCH_ATTR_NAME, dev->name); NLA_PUT_U32(msg, SWITCH_ATTR_VLANS, dev->vlans); NLA_PUT_U32(msg, SWITCH_ATTR_PORTS, dev->ports); NLA_PUT_U32(msg, SWITCH_ATTR_CPU_PORT, dev->cpu_port); @@ -857,13 +860,18 @@ static struct genl_ops swconfig_ops[] = { int register_switch(struct switch_dev *dev, struct net_device *netdev) { + struct switch_dev *sdev; + const int max_switches = 8 * sizeof(unsigned long); + unsigned long in_use = 0; + int i; + INIT_LIST_HEAD(&dev->dev_list); if (netdev) { dev->netdev = netdev; - if (!dev->devname) - dev->devname = netdev->name; + if (!dev->alias) + dev->alias = netdev->name; } - BUG_ON(!dev->devname); + BUG_ON(!dev->alias); if (dev->ports > 0) { dev->portbuf = kzalloc(sizeof(struct switch_port) * dev->ports, @@ -871,10 +879,27 @@ register_switch(struct switch_dev *dev, struct net_device *netdev) if (!dev->portbuf) return -ENOMEM; } - dev->id = ++swdev_id; swconfig_defaults_init(dev); spin_lock_init(&dev->lock); swconfig_lock(); + dev->id = ++swdev_id; + + list_for_each_entry(sdev, &swdevs, dev_list) { + if (!sscanf(sdev->devname, SWCONFIG_DEVNAME, &i)) + continue; + if (i < 0 || i > max_switches) + continue; + + set_bit(i, &in_use); + } + i = find_first_zero_bit(&in_use, max_switches); + + if (i == max_switches) + return -ENFILE; + + /* fill device name */ + snprintf(dev->devname, IFNAMSIZ, SWCONFIG_DEVNAME, i); + list_add(&dev->dev_list, &swdevs); swconfig_unlock(); diff --git a/target/linux/generic/files/include/linux/switch.h b/target/linux/generic/files/include/linux/switch.h index ef2dc3ad9..6eefb7fe6 100644 --- a/target/linux/generic/files/include/linux/switch.h +++ b/target/linux/generic/files/include/linux/switch.h @@ -36,8 +36,9 @@ enum { SWITCH_ATTR_TYPE, /* device */ SWITCH_ATTR_ID, - SWITCH_ATTR_NAME, SWITCH_ATTR_DEV_NAME, + SWITCH_ATTR_ALIAS, + SWITCH_ATTR_NAME, SWITCH_ATTR_VLANS, SWITCH_ATTR_PORTS, SWITCH_ATTR_CPU_PORT, @@ -146,10 +147,12 @@ struct switch_dev_ops { struct switch_dev { const struct switch_dev_ops *ops; - const char *name; + /* will be automatically filled */ + char devname[IFNAMSIZ]; - /* NB: either devname or netdev must be set */ - const char *devname; + const char *name; + /* NB: either alias or netdev must be set */ + const char *alias; struct net_device *netdev; int ports; |