diff options
| author | yongari <yongari@FreeBSD.org> | 2010-04-19 22:10:40 +0000 |
|---|---|---|
| committer | yongari <yongari@FreeBSD.org> | 2010-04-19 22:10:40 +0000 |
| commit | 66db61c8c0e978eac926b1b47c6c81a108bdaa98 (patch) | |
| tree | 4e38df74b4ad94becb3a95f35a704d97f0681706 /sys/dev/alc/if_alc.c | |
| parent | 35d5bf4c1d2ab71a150954bf3464549e9e2c9efc (diff) | |
| download | FreeBSD-src-66db61c8c0e978eac926b1b47c6c81a108bdaa98.zip FreeBSD-src-66db61c8c0e978eac926b1b47c6c81a108bdaa98.tar.gz | |
With r206844, CSUM_TCP is also set for CSUM_TSO case. Modify
drivers to take into account for the change. Basically CSUM_TSO
should be checked before checking CSUM_TCP.
Diffstat (limited to 'sys/dev/alc/if_alc.c')
| -rw-r--r-- | sys/dev/alc/if_alc.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/sys/dev/alc/if_alc.c b/sys/dev/alc/if_alc.c index e95b044..c685b84 100644 --- a/sys/dev/alc/if_alc.c +++ b/sys/dev/alc/if_alc.c @@ -1908,28 +1908,7 @@ alc_encap(struct alc_softc *sc, struct mbuf **m_head) vtag = (vtag << TD_VLAN_SHIFT) & TD_VLAN_MASK; cflags |= TD_INS_VLAN_TAG; } - /* Configure Tx checksum offload. */ - if ((m->m_pkthdr.csum_flags & ALC_CSUM_FEATURES) != 0) { -#ifdef ALC_USE_CUSTOM_CSUM - cflags |= TD_CUSTOM_CSUM; - /* Set checksum start offset. */ - cflags |= ((poff >> 1) << TD_PLOAD_OFFSET_SHIFT) & - TD_PLOAD_OFFSET_MASK; - /* Set checksum insertion position of TCP/UDP. */ - cflags |= (((poff + m->m_pkthdr.csum_data) >> 1) << - TD_CUSTOM_CSUM_OFFSET_SHIFT) & TD_CUSTOM_CSUM_OFFSET_MASK; -#else - if ((m->m_pkthdr.csum_flags & CSUM_IP) != 0) - cflags |= TD_IPCSUM; - if ((m->m_pkthdr.csum_flags & CSUM_TCP) != 0) - cflags |= TD_TCPCSUM; - if ((m->m_pkthdr.csum_flags & CSUM_UDP) != 0) - cflags |= TD_UDPCSUM; - /* Set TCP/UDP header offset. */ - cflags |= (poff << TD_L4HDR_OFFSET_SHIFT) & - TD_L4HDR_OFFSET_MASK; -#endif - } else if ((m->m_pkthdr.csum_flags & CSUM_TSO) != 0) { + if ((m->m_pkthdr.csum_flags & CSUM_TSO) != 0) { /* Request TSO and set MSS. */ cflags |= TD_TSO | TD_TSO_DESCV1; cflags |= ((uint32_t)m->m_pkthdr.tso_segsz << TD_MSS_SHIFT) & @@ -1961,6 +1940,27 @@ alc_encap(struct alc_softc *sc, struct mbuf **m_head) } /* Handle remaining fragments. */ idx = 1; + } else if ((m->m_pkthdr.csum_flags & ALC_CSUM_FEATURES) != 0) { + /* Configure Tx checksum offload. */ +#ifdef ALC_USE_CUSTOM_CSUM + cflags |= TD_CUSTOM_CSUM; + /* Set checksum start offset. */ + cflags |= ((poff >> 1) << TD_PLOAD_OFFSET_SHIFT) & + TD_PLOAD_OFFSET_MASK; + /* Set checksum insertion position of TCP/UDP. */ + cflags |= (((poff + m->m_pkthdr.csum_data) >> 1) << + TD_CUSTOM_CSUM_OFFSET_SHIFT) & TD_CUSTOM_CSUM_OFFSET_MASK; +#else + if ((m->m_pkthdr.csum_flags & CSUM_IP) != 0) + cflags |= TD_IPCSUM; + if ((m->m_pkthdr.csum_flags & CSUM_TCP) != 0) + cflags |= TD_TCPCSUM; + if ((m->m_pkthdr.csum_flags & CSUM_UDP) != 0) + cflags |= TD_UDPCSUM; + /* Set TCP/UDP header offset. */ + cflags |= (poff << TD_L4HDR_OFFSET_SHIFT) & + TD_L4HDR_OFFSET_MASK; +#endif } for (; idx < nsegs; idx++) { desc = &sc->alc_rdata.alc_tx_ring[prod]; |
