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Remove enabling RX checksum offloading in RX filter setup. RX

Browse source 
checksum is enabled in sge_init_locked().
While I'm here do not set RX checksum bits in RX descriptor
initialization. It is controller's job to set these bits.

Tested by:	xclin <xclin <> cs dot nctu dot edu dot tw >
This commit is contained in:
Pyun YongHyeon 2010-07-08 18:22:49 +00:00
parent a26209a43a
commit 78b1140644
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=209818
2 changed files with 5 additions and 6 deletions
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10
sys/dev/sge/if_sge.c
View file

@ -480,7 +480,7 @@ sge_rxfilter(struct sge_softc *sc)
}
if_maddr_runlock(ifp);
}
CSR_WRITE_2(sc, RxMacControl, rxfilt | 0x02);
CSR_WRITE_2(sc, RxMacControl, rxfilt);
CSR_WRITE_4(sc, RxHashTable, hashes[0]);
CSR_WRITE_4(sc, RxHashTable2, hashes[1]);
}
@ -1118,8 +1118,7 @@ sge_newbuf(struct sge_softc *sc, int prod)
desc->sge_flags = htole32(segs[0].ds_len);
if (prod == SGE_RX_RING_CNT - 1)
desc->sge_flags |= htole32(RING_END);
desc->sge_cmdsts = htole32(RDC_OWN | RDC_INTR | RDC_IP_CSUM |
RDC_TCP_CSUM | RDC_UDP_CSUM);
desc->sge_cmdsts = htole32(RDC_OWN | RDC_INTR);
return (0);
}
@ -1133,8 +1132,7 @@ sge_discard_rxbuf(struct sge_softc *sc, int index)
desc->sge_flags = htole32(MCLBYTES - SGE_RX_BUF_ALIGN);
if (index == SGE_RX_RING_CNT - 1)
desc->sge_flags |= htole32(RING_END);
desc->sge_cmdsts = htole32(RDC_OWN | RDC_INTR | RDC_IP_CSUM |
RDC_TCP_CSUM | RDC_UDP_CSUM);
desc->sge_cmdsts = htole32(RDC_OWN | RDC_INTR);
}
/*
@ -1665,7 +1663,7 @@ sge_init_locked(struct sge_softc *sc)
for (i = 0; i < ETHER_ADDR_LEN; i++)
CSR_WRITE_1(sc, RxMacAddr + i, IF_LLADDR(ifp)[i]);
/* Configure RX MAC. */
rxfilt = RXMAC_STRIP_FCS | RXMAC_PAD_ENB;
rxfilt = RXMAC_STRIP_FCS | RXMAC_PAD_ENB | RXMAC_CSUM_ENB;
CSR_WRITE_2(sc, RxMacControl, rxfilt);
sge_rxfilter(sc);
sge_setvlan(sc);

1
sys/dev/sge/if_sgereg.h
View file

@ -140,6 +140,7 @@
#define RXMAC_STRIP_VLAN 0x0020
#define RXMAC_STRIP_FCS 0x0010
#define RXMAC_PAD_ENB 0x0004
#define RXMAC_CSUM_ENB 0x0002
#define SGE_RX_PAD_BYTES 10