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Fix wrong dma tag usage. Previously it used TX descriptor ring dma

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tag which should be TX mbuf dma tag.

Reported by:	xclin <xclin <> cs dot nctu dot edu dot tw >
This commit is contained in:
Pyun YongHyeon 2010-05-03 00:56:26 +00:00
parent b8d36afcfe
commit 464aa6d5fb
1 changed files with 4 additions and 3 deletions
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7
sys/dev/sge/if_sge.c
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@ -1421,7 +1421,7 @@ sge_encap(struct sge_softc *sc, struct mbuf **m_head)
}
*m_head = m;
}
error = bus_dmamap_load_mbuf_sg(sc->sge_cdata.sge_tx_tag, map,
error = bus_dmamap_load_mbuf_sg(sc->sge_cdata.sge_txmbuf_tag, map,
*m_head, txsegs, &nsegs, 0);
if (error != 0) {
m_freem(*m_head);
@ -1430,10 +1430,11 @@ sge_encap(struct sge_softc *sc, struct mbuf **m_head)
}
/* Check descriptor overrun. */
if (sc->sge_cdata.sge_tx_cnt + nsegs >= SGE_TX_RING_CNT) {
bus_dmamap_unload(sc->sge_cdata.sge_tx_tag, map);
bus_dmamap_unload(sc->sge_cdata.sge_txmbuf_tag, map);
return (ENOBUFS);
}
bus_dmamap_sync(sc->sge_cdata.sge_tx_tag, map, BUS_DMASYNC_PREWRITE);
bus_dmamap_sync(sc->sge_cdata.sge_txmbuf_tag, map,
BUS_DMASYNC_PREWRITE);
cflags = 0;
if ((*m_head)->m_pkthdr.csum_flags & CSUM_IP)