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authorDavid Gwynne <dlg@cvs.openbsd.org>2007-05-04 22:39:56 +0000
committerDavid Gwynne <dlg@cvs.openbsd.org>2007-05-04 22:39:56 +0000
commitda1df05449a52dd727456bebad6e5afe8aef7865 (patch)
treea99a938454ba509e71df54f7881d3ce4ae077d4b /sys/dev/pci/if_tht.c
parentb8c331f7179f90ceaf61c18a89a37a06a53d69e9 (diff)
advertise tx checksumming to the network stack, and tell the hardware to
do it.
Diffstat (limited to 'sys/dev/pci/if_tht.c')
-rw-r--r--sys/dev/pci/if_tht.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/dev/pci/if_tht.c b/sys/dev/pci/if_tht.c
index faeb066c4ce..ae84701df2e 100644
--- a/sys/dev/pci/if_tht.c
+++ b/sys/dev/pci/if_tht.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_tht.c,v 1.92 2007/05/04 22:20:06 dlg Exp $ */
+/* $OpenBSD: if_tht.c,v 1.93 2007/05/04 22:39:55 dlg Exp $ */
/*
* Copyright (c) 2007 David Gwynne <dlg@openbsd.org>
@@ -770,7 +770,8 @@ tht_attach(struct device *parent, struct device *self, void *aux)
ifp = &sc->sc_ac.ac_if;
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
- ifp->if_capabilities = IFCAP_VLAN_MTU;
+ ifp->if_capabilities = IFCAP_VLAN_MTU | IFCAP_CSUM_IPv4 |
+ IFCAP_CSUM_TCPv4 | IFCAP_CSUM_UDPv4;
ifp->if_ioctl = tht_ioctl;
ifp->if_start = tht_start;
ifp->if_watchdog = tht_watchdog;
@@ -1064,7 +1065,8 @@ tht_start(struct ifnet *ifp)
bc = sizeof(txt) +
sizeof(struct tht_pbd) * pkt->tp_dmap->dm_nsegs;
- flags = THT_TXT_TYPE | LWORDS(bc); /* XXX */
+ flags = THT_TXT_TYPE | THT_TXT_FLAGS_UDPCS |
+ THT_TXT_FLAGS_TCPCS | THT_TXT_FLAGS_IPCS | LWORDS(bc);
txt.flags = htole32(flags);
txt.len = htole16(pkt->tp_m->m_pkthdr.len);
txt.uid = pkt->tp_id;