diff options
| author | Brad Smith <brad@cvs.openbsd.org> | 2005-05-07 22:16:37 +0000 |
|---|---|---|
| committer | Brad Smith <brad@cvs.openbsd.org> | 2005-05-07 22:16:37 +0000 |
| commit | 2287d7017207ff13b9e45dfc19fc1dc0553f0f4a (patch) | |
| tree | 4339e2d2bb00838f3f2d5a7293469fb472b9cb23 /sys/dev | |
| parent | 4b8b0f1f0a9fe45c2392ddc0983bf53ba30924fb (diff) | |
enable transmit checksum offload on all chips except 82542.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/if_em.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sys/dev/pci/if_em.c b/sys/dev/pci/if_em.c index 2f0a5717a0e..bfb9d8c4762 100644 --- a/sys/dev/pci/if_em.c +++ b/sys/dev/pci/if_em.c @@ -32,7 +32,7 @@ POSSIBILITY OF SUCH DAMAGE. ***************************************************************************/ /* $FreeBSD: if_em.c,v 1.46 2004/09/29 18:28:28 mlaier Exp $ */ -/* $OpenBSD: if_em.c,v 1.49 2005/05/07 15:48:34 brad Exp $ */ +/* $OpenBSD: if_em.c,v 1.50 2005/05/07 22:16:36 brad Exp $ */ #include "bpfilter.h" #include "vlan.h" @@ -997,7 +997,10 @@ em_encap(struct em_softc *sc, struct mbuf **m_headp) return (ENOBUFS); } - em_transmit_checksum_setup(sc, m_head, &txd_upper, &txd_lower); + if (sc->hw.mac_type >= em_82543) + em_transmit_checksum_setup(sc, m_head, &txd_upper, &txd_lower); + else + txd_upper = txd_lower = 0; /* Find out if we are in vlan mode */ #if NVLAN > 0 @@ -1653,7 +1656,10 @@ em_setup_interface(struct em_softc *sc) IFQ_SET_MAXLEN(&ifp->if_snd, sc->num_tx_desc - 1); IFQ_SET_READY(&ifp->if_snd); - ifp->if_capabilities = IFCAP_VLAN_MTU|IFCAP_CSUM_TCPv4|IFCAP_CSUM_UDPv4; + ifp->if_capabilities = IFCAP_VLAN_MTU; + + if (sc->hw.mac_type >= em_82543) + ifp->if_capabilities |= IFCAP_CSUM_TCPv4|IFCAP_CSUM_UDPv4; /* * Specify the media types supported by this adapter and register |