diff options
| author | Brad Smith <brad@cvs.openbsd.org> | 2014-08-30 09:52:14 +0000 |
|---|---|---|
| committer | Brad Smith <brad@cvs.openbsd.org> | 2014-08-30 09:52:14 +0000 |
| commit | 1c00e5733c01f085209fe05e8bffaa294c642259 (patch) | |
| tree | 9daa3aafc9da3ee6751e755751a18c498ea3357c /sys/dev | |
| parent | 978673fb0a295cc5f545c8ae7271dd5759dddaf1 (diff) | |
Set the MRU to a full size frame instead of basing it on the MTU.
ok dlg@
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/if_et.c | 11 | ||||
| -rw-r--r-- | sys/dev/pci/if_lii.c | 5 |
2 files changed, 7 insertions, 9 deletions
diff --git a/sys/dev/pci/if_et.c b/sys/dev/pci/if_et.c index bc6f8092ea4..080f1809ec8 100644 --- a/sys/dev/pci/if_et.c +++ b/sys/dev/pci/if_et.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_et.c,v 1.23 2014/07/22 13:12:11 mpi Exp $ */ +/* $OpenBSD: if_et.c,v 1.24 2014/08/30 09:52:13 brad Exp $ */ /* * Copyright (c) 2007 The DragonFly Project. All rights reserved. * @@ -1264,9 +1264,9 @@ et_chip_init(struct et_softc *sc) /* * Split internal memory between TX and RX according to MTU */ - if (ifp->if_mtu < 2048) + if (ifp->if_hardmtu < 2048) rxq_end = 0x2bc; - else if (ifp->if_mtu < 8192) + else if (ifp->if_hardmtu < 8192) rxq_end = 0x1ff; else rxq_end = 0x1b3; @@ -1513,8 +1513,7 @@ et_init_mac(struct et_softc *sc) CSR_WRITE_4(sc, ET_MAC_ADDR2, val); /* Set max frame length */ - CSR_WRITE_4(sc, ET_MAX_FRMLEN, - ETHER_HDR_LEN + EVL_ENCAPLEN + ifp->if_mtu + ETHER_CRC_LEN); + CSR_WRITE_4(sc, ET_MAX_FRMLEN, ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN); /* Bring MAC out of reset state */ CSR_WRITE_4(sc, ET_MAC_CFG1, 0); @@ -1555,7 +1554,7 @@ et_init_rxmac(struct et_softc *sc) CSR_WRITE_4(sc, ET_UCAST_FILTADDR2, 0); CSR_WRITE_4(sc, ET_UCAST_FILTADDR3, 0); - if (ifp->if_mtu > 8192) { + if (ifp->if_hardmtu > 8192) { /* * In order to transmit jumbo packets greater than 8k, * the FIFO between RX MAC and RX DMA needs to be reduced diff --git a/sys/dev/pci/if_lii.c b/sys/dev/pci/if_lii.c index 8ef621796d9..df3ac451d9e 100644 --- a/sys/dev/pci/if_lii.c +++ b/sys/dev/pci/if_lii.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_lii.c,v 1.32 2013/12/28 03:34:54 deraadt Exp $ */ +/* $OpenBSD: if_lii.c,v 1.33 2014/08/30 09:52:13 brad Exp $ */ /* * Copyright (c) 2007 The NetBSD Foundation. @@ -674,8 +674,7 @@ lii_init(struct ifnet *ifp) /* 500000 means 100ms */ LII_WRITE_2(sc, LII_IALTIV, 50000); - LII_WRITE_4(sc, LII_MTU, ifp->if_mtu + ETHER_HDR_LEN - + ETHER_CRC_LEN + ETHER_VLAN_ENCAP_LEN); + LII_WRITE_4(sc, LII_MTU, ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN); /* unit unknown for TX cur-through threshold */ LII_WRITE_4(sc, LII_TX_CUT_THRESH, 0x177); |