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| author | Arvid Brodin <arvid.brodin@alten.se> | 2014-07-05 01:36:40 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-07-08 22:35:30 +0400 |
| commit | e9aae56ea43ef4a32527b9d86c1f6b5eebfbd223 (patch) | |
| tree | 9d98af0ddd4feed4266745d7a2b5fcc45445e65c /net/hsr/hsr_device.c | |
| parent | abff7162765cd66ab109c97fd433ef1f39299120 (diff) | |
| download | linux-e9aae56ea43ef4a32527b9d86c1f6b5eebfbd223.tar.xz | |
net/hsr: Operstate handling cleanup.
Signed-off-by: Arvid Brodin <arvid.brodin@alten.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/hsr/hsr_device.c')
| -rw-r--r-- | net/hsr/hsr_device.c | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c index f224067153e4..8936b3c2bb84 100644 --- a/net/hsr/hsr_device.c +++ b/net/hsr/hsr_device.c @@ -46,31 +46,36 @@ static void __hsr_set_operstate(struct net_device *dev, int transition) } } -void hsr_set_operstate(struct net_device *hsr_dev, struct net_device *slave1, - struct net_device *slave2) +static void hsr_set_operstate(struct net_device *hsr_dev, bool has_carrier) { if (!is_admin_up(hsr_dev)) { __hsr_set_operstate(hsr_dev, IF_OPER_DOWN); return; } - if (is_slave_up(slave1) || is_slave_up(slave2)) + if (has_carrier) __hsr_set_operstate(hsr_dev, IF_OPER_UP); else __hsr_set_operstate(hsr_dev, IF_OPER_LOWERLAYERDOWN); } -void hsr_set_carrier(struct net_device *hsr_dev, struct net_device *slave1, - struct net_device *slave2) +static bool hsr_check_carrier(struct hsr_priv *hsr) { - if (is_slave_up(slave1) || is_slave_up(slave2)) - netif_carrier_on(hsr_dev); + bool has_carrier; + + has_carrier = (is_slave_up(hsr->slave[0]) || is_slave_up(hsr->slave[1])); + + if (has_carrier) + netif_carrier_on(hsr->dev); else - netif_carrier_off(hsr_dev); + netif_carrier_off(hsr->dev); + + return has_carrier; } -void hsr_check_announce(struct net_device *hsr_dev, int old_operstate) +static void hsr_check_announce(struct net_device *hsr_dev, + unsigned char old_operstate) { struct hsr_priv *hsr; @@ -89,6 +94,20 @@ void hsr_check_announce(struct net_device *hsr_dev, int old_operstate) del_timer(&hsr->announce_timer); } +void hsr_check_carrier_and_operstate(struct hsr_priv *hsr) +{ + unsigned char old_operstate; + bool has_carrier; + + /* netif_stacked_transfer_operstate() cannot be used here since + * it doesn't set IF_OPER_LOWERLAYERDOWN (?) + */ + old_operstate = hsr->dev->operstate; + has_carrier = hsr_check_carrier(hsr); + hsr_set_operstate(hsr->dev, has_carrier); + hsr_check_announce(hsr->dev, old_operstate); +} + int hsr_get_max_mtu(struct hsr_priv *hsr) { |