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Add TSO support over VLAN for i82550/i82551. Controller requires

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VLAN hardware tagging to make TSO work over VLAN. So if VLAN
hardware tagging is disabled explicitly clear TSO over VLAN. While
I'm here allow disabling VLAN TX checksum offloading.

Tested by:	Liudas < liudasb <> centras dot lt >
MFC after:	10 days
This commit is contained in:
yongari 2010-10-24 21:59:51 +00:00
parent 8b92400c86
commit bab8c13c62
1 changed files with 12 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sys/dev/fxp/if_fxp.c
View File

@ -862,9 +862,9 @@ fxp_attach(device_t dev)
ifp->if_capenable |= IFCAP_VLAN_MTU; /* the hw bits already set */
if ((sc->flags & FXP_FLAG_EXT_RFA) != 0) {
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING |
IFCAP_VLAN_HWCSUM;
IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWTSO;
ifp->if_capenable |= IFCAP_VLAN_HWTAGGING |
IFCAP_VLAN_HWCSUM;
IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWTSO;
}
/*
@ -2866,10 +2866,19 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
if (ifp->if_flags & IFF_UP)
reinit++;
}
if ((mask & IFCAP_VLAN_HWCSUM) != 0 &&
(ifp->if_capabilities & IFCAP_VLAN_HWCSUM) != 0)
ifp->if_capenable ^= IFCAP_VLAN_HWCSUM;
if ((mask & IFCAP_VLAN_HWTSO) != 0 &&
(ifp->if_capabilities & IFCAP_VLAN_HWTSO) != 0)
ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
if ((mask & IFCAP_VLAN_HWTAGGING) != 0 &&
(ifp->if_capabilities & IFCAP_VLAN_HWTAGGING) != 0) {
ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
reinit++;
if ((ifp->if_capenable & IFCAP_VLAN_HWTAGGING) == 0)
ifp->if_capenable &=
~(IFCAP_VLAN_HWTSO | IFCAP_VLAN_HWCSUM);
reinit++;
}
if (reinit > 0 && ifp->if_flags & IFF_UP)
fxp_init_body(sc);