diff options
| author | Michael Chan <mchan@broadcom.com> | 2005-07-25 12:32:25 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-07-25 12:32:25 -0700 |
| commit | ef7f5ec0deb2bcdc005f30f6f75f79c65c577cf5 (patch) | |
| tree | 6a908c087b4ae41b593296136bc35b99fb2a9231 | |
| parent | fdfec1726b14b4b2121adcfcbba98d4cc1a61751 (diff) | |
[TG3]: disallow jumbo TSO on 5780
Disallow jumbo TSO on 5780 due to hardware restrictions.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/tg3.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 2b7d99fc257..04d8b18e291 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -3443,10 +3443,18 @@ static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp, { dev->mtu = new_mtu; - if (new_mtu > ETH_DATA_LEN) - tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; - else + if (new_mtu > ETH_DATA_LEN) { + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) { + tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE; + ethtool_op_set_tso(dev, 0); + } + else + tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; + } else { + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) + tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE; + } } static int tg3_change_mtu(struct net_device *dev, int new_mtu) |