diff options
| author | Pyun YongHyeon <yongari@FreeBSD.org> | 2008-03-18 01:31:37 +0000 |
|---|---|---|
| committer | Pyun YongHyeon <yongari@FreeBSD.org> | 2008-03-18 01:31:37 +0000 |
| commit | a0f9e56724378566b9cf9e340f093882683eed9b (patch) | |
| tree | 630ad1b06eb75a03d03103fe463f6dea3611014a /sys/dev/msk | |
| parent | fb3c1c34e13ba019066c202e17abbada5d5ee75d (diff) | |
Notes
Diffstat (limited to 'sys/dev/msk')
| -rw-r--r-- | sys/dev/msk/if_msk.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/dev/msk/if_msk.c b/sys/dev/msk/if_msk.c index 7ef1279047d69..02d865b4c2722 100644 --- a/sys/dev/msk/if_msk.c +++ b/sys/dev/msk/if_msk.c @@ -1486,10 +1486,14 @@ msk_attach(device_t dev) ether_ifattach(ifp, eaddr); MSK_IF_LOCK(sc_if); - /* VLAN capability setup */ - ifp->if_capabilities |= IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING; - if (ifp->if_capabilities & IFCAP_HWCSUM) - ifp->if_capabilities |= IFCAP_VLAN_HWCSUM; + /* + * VLAN capability setup + * Due to Tx checksum offload hardware bugs, msk(4) manually + * computes checksum for short frames. For VLAN tagged frames + * this workaround does not work so disable checksum offload + * for VLAN interface. + */ + ifp->if_capabilities |= IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING; ifp->if_capenable = ifp->if_capabilities; /* |