diff options
| author | Michael Chan <mchan@broadcom.com> | 2006-04-29 18:58:01 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-04-29 18:58:01 -0700 |
| commit | 58712ef9f2cbaaeac5b32ac11810a4bbd0eeacc5 (patch) | |
| tree | 3e83bbcc8f9df47aaa507d5e72ef96fa31fa1d81 /drivers | |
| parent | c424cb249dae10fb7f118f89091f1329b62b92f4 (diff) | |
[TG3]: Reset chip when changing MAC address
Do the full chip reset when changing MAC address if ASF is enabled.
ASF sometimes uses a different MAC address than the driver. Without
the reset, the ASF MAC address may be overwritten when the driver's
MAC address is changed.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/tg3.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index a30734061700..0ccfb63d3ac1 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -5732,9 +5732,23 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p) if (!netif_running(dev)) return 0; - spin_lock_bh(&tp->lock); - __tg3_set_mac_addr(tp); - spin_unlock_bh(&tp->lock); + if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { + /* Reset chip so that ASF can re-init any MAC addresses it + * needs. + */ + tg3_netif_stop(tp); + tg3_full_lock(tp, 1); + + tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); + tg3_init_hw(tp); + + tg3_netif_start(tp); + tg3_full_unlock(tp); + } else { + spin_lock_bh(&tp->lock); + __tg3_set_mac_addr(tp); + spin_unlock_bh(&tp->lock); + } return 0; } |