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Add TSO support on VLANs. Controller requires VLAN hardware tagging

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to make TSO work over VLANs.
This commit is contained in:
Pyun YongHyeon 2010-02-26 17:33:43 +00:00
parent d06930af52
commit 4858893b6e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=204362
1 changed files with 11 additions and 6 deletions
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17
sys/dev/msk/if_msk.c
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@ -1006,11 +1006,6 @@ msk_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
if ((mask & IFCAP_RXCSUM) != 0 &&
(IFCAP_RXCSUM & ifp->if_capabilities) != 0)
ifp->if_capenable ^= IFCAP_RXCSUM;
if ((mask & IFCAP_VLAN_HWTAGGING) != 0 &&
(IFCAP_VLAN_HWTAGGING & ifp->if_capabilities) != 0) {
ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
msk_setvlan(sc_if, ifp);
}
if ((mask & IFCAP_VLAN_HWCSUM) != 0 &&
(IFCAP_VLAN_HWCSUM & ifp->if_capabilities) != 0)
ifp->if_capenable ^= IFCAP_VLAN_HWCSUM;
@ -1022,6 +1017,16 @@ msk_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
else
ifp->if_hwassist &= ~CSUM_TSO;
}
if ((mask & IFCAP_VLAN_HWTSO) != 0 &&
(IFCAP_VLAN_HWTSO & ifp->if_capabilities) != 0)
ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
if ((mask & IFCAP_VLAN_HWTAGGING) != 0 &&
(IFCAP_VLAN_HWTAGGING & ifp->if_capabilities) != 0) {
ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
if ((IFCAP_VLAN_HWTAGGING & ifp->if_capenable) == 0)
ifp->if_capenable &= ~IFCAP_VLAN_HWTSO;
msk_setvlan(sc_if, ifp);
}
if (ifp->if_mtu > ETHERMTU &&
(sc_if->msk_flags & MSK_FLAG_JUMBO_NOCSUM) != 0) {
ifp->if_hwassist &= ~(MSK_CSUM_FEATURES | CSUM_TSO);
@ -1559,7 +1564,7 @@ msk_attach(device_t dev)
* this workaround does not work so disable checksum offload
* for VLAN interface.
*/
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_HWTSO;
/*
* Enable Rx checksum offloading for VLAN taggedd frames
* if controller support new descriptor format.