From 4858893b6e0dc945abd8c0ba3f8bdf39befd18e2 Mon Sep 17 00:00:00 2001 From: Pyun YongHyeon Date: Fri, 26 Feb 2010 17:33:43 +0000 Subject: [PATCH] Add TSO support on VLANs. Controller requires VLAN hardware tagging to make TSO work over VLANs. --- sys/dev/msk/if_msk.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/sys/dev/msk/if_msk.c b/sys/dev/msk/if_msk.c index fc8208e4c295..38c73f726211 100644 --- a/sys/dev/msk/if_msk.c +++ b/sys/dev/msk/if_msk.c @@ -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.