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Remove unused and incomplete support for delayed fragment checksums

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from bce(4), bxe(4), mge(4) and ti(4) drivers.
This commit is contained in:
Andre Oppermann 2013-08-19 10:20:20 +00:00
parent 55d4588b45
commit 9d1c4ca773
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=254516
4 changed files with 3 additions and 27 deletions
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4
sys/dev/bce/if_bce.c
View File

@ -9821,9 +9821,7 @@ bce_dump_mbuf(struct bce_softc *sc, struct mbuf *m)
if (mp->m_flags & M_PKTHDR) {
BCE_PRINTF("- m_pkthdr: len = %d, flags = 0x%b, "
"csum_flags = %b\n", mp->m_pkthdr.len,
mp->m_flags, "\20\12M_BCAST\13M_MCAST\14M_FRAG"
"\15M_FIRSTFRAG\16M_LASTFRAG\21M_VLANTAG"
"\22M_PROMISC\23M_NOFREE",
mp->m_flags, M_FLAG_PRINTF,
mp->m_pkthdr.csum_flags,
"\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP"
"\5CSUM_FRAGMENT\6CSUM_TSO\11CSUM_IP_CHECKED"

4
sys/dev/bxe/if_bxe.c
View File

@ -16265,9 +16265,7 @@ void bxe_dump_mbuf(struct bxe_softc *sc, struct mbuf *m)
if (m->m_flags & M_PKTHDR) {
BXE_PRINTF("- m_pkthdr: len = %d, flags = 0x%b, "
"csum_flags = %b\n", m->m_pkthdr.len,
m->m_flags, "\20\12M_BCAST\13M_MCAST\14M_FRAG"
"\15M_FIRSTFRAG\16M_LASTFRAG\21M_VLANTAG"
"\22M_PROMISC\23M_NOFREE",
m->m_flags, M_FLAG_PRINTF,
m->m_pkthdr.csum_flags,
"\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP"
"\5CSUM_FRAGMENT\6CSUM_TSO\11CSUM_IP_CHECKED"

4
sys/dev/mge/if_mge.c
View File

@ -1703,9 +1703,7 @@ mge_offload_setup_descriptor(struct mge_softc *sc, struct mge_desc_wrapper *dw)
ip = (struct ip *)(m0->m_data + ehlen);
cmd_status |= MGE_TX_IP_HDR_SIZE(ip->ip_hl);
if ((m0->m_flags & M_FRAG) == 0)
cmd_status |= MGE_TX_NOT_FRAGMENT;
cmd_status |= MGE_TX_NOT_FRAGMENT;
}
if (csum_flags & CSUM_IP)

18
sys/dev/ti/if_ti.c
View File

@ -3158,24 +3158,6 @@ ti_start_locked(struct ifnet *ifp)
if (m_head == NULL)
break;
/*
* XXX
* safety overkill. If this is a fragmented packet chain
* with delayed TCP/UDP checksums, then only encapsulate
* it if we have enough descriptors to handle the entire
* chain at once.
* (paranoia -- may not actually be needed)
*/
if (m_head->m_flags & M_FIRSTFRAG &&
m_head->m_pkthdr.csum_flags & (CSUM_DELAY_DATA)) {
if ((TI_TX_RING_CNT - sc->ti_txcnt) <
m_head->m_pkthdr.csum_data + 16) {
IFQ_DRV_PREPEND(&ifp->if_snd, m_head);
ifp->if_drv_flags |= IFF_DRV_OACTIVE;
break;
}
}
/*
* Pack the data into the transmit ring. If we
* don't have room, set the OACTIVE flag and wait