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authorPyun YongHyeon <yongari@FreeBSD.org>2010-04-19 22:10:40 +0000
committerPyun YongHyeon <yongari@FreeBSD.org>2010-04-19 22:10:40 +0000
commit6da6d0a9e3f608feb5ca67cf633670359157549b (patch)
tree4e38df74b4ad94becb3a95f35a704d97f0681706 /sys/dev/ale
parent696dd8f41c7b9f593573e772b3a7b693b21c7cec (diff)
Notes
Diffstat (limited to 'sys/dev/ale')
-rw-r--r--sys/dev/ale/if_ale.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/sys/dev/ale/if_ale.c b/sys/dev/ale/if_ale.c
index 76f1b74f2afa..b3e71872d5ba 100644
--- a/sys/dev/ale/if_ale.c
+++ b/sys/dev/ale/if_ale.c
@@ -1737,8 +1737,14 @@ ale_encap(struct ale_softc *sc, struct mbuf **m_head)
bus_dmamap_sync(sc->ale_cdata.ale_tx_tag, map, BUS_DMASYNC_PREWRITE);
m = *m_head;
- /* Configure Tx checksum offload. */
- if ((m->m_pkthdr.csum_flags & ALE_CSUM_FEATURES) != 0) {
+ if ((m->m_pkthdr.csum_flags & CSUM_TSO) != 0) {
+ /* Request TSO and set MSS. */
+ cflags |= ALE_TD_TSO;
+ cflags |= ((uint32_t)m->m_pkthdr.tso_segsz << ALE_TD_MSS_SHIFT);
+ /* Set IP/TCP header size. */
+ cflags |= ip->ip_hl << ALE_TD_IPHDR_LEN_SHIFT;
+ cflags |= tcp->th_off << ALE_TD_TCPHDR_LEN_SHIFT;
+ } else if ((m->m_pkthdr.csum_flags & ALE_CSUM_FEATURES) != 0) {
/*
* AR81xx supports Tx custom checksum offload feature
* that offloads single 16bit checksum computation.
@@ -1769,15 +1775,6 @@ ale_encap(struct ale_softc *sc, struct mbuf **m_head)
ALE_TD_CSUM_XSUMOFFSET_SHIFT);
}
- if ((m->m_pkthdr.csum_flags & CSUM_TSO) != 0) {
- /* Request TSO and set MSS. */
- cflags |= ALE_TD_TSO;
- cflags |= ((uint32_t)m->m_pkthdr.tso_segsz << ALE_TD_MSS_SHIFT);
- /* Set IP/TCP header size. */
- cflags |= ip->ip_hl << ALE_TD_IPHDR_LEN_SHIFT;
- cflags |= tcp->th_off << ALE_TD_TCPHDR_LEN_SHIFT;
- }
-
/* Configure VLAN hardware tag insertion. */
if ((m->m_flags & M_VLANTAG) != 0) {
vtag = ALE_TX_VLAN_TAG(m->m_pkthdr.ether_vtag);