Author: gallatin
Date: Mon Feb 22 16:57:03 2010
New Revision: 204212
URL: http://svn.freebsd.org/changeset/base/204212
Log:
Update mxge to support IFCAP_VLAN_HWTSO.
Note: If/when FreeBSD supports TSO over IPv6, the minimal mxge fw
rev to enable IFCAP_VLAN_HWTSO will need to be increased to 1.4.37
Modified:
head/sys/dev/mxge/if_mxge.c
Modified: head/sys/dev/mxge/if_mxge.c
==============================================================================
--- head/sys/dev/mxge/if_mxge.c Mon Feb 22 16:49:45 2010 (r204211)
+++ head/sys/dev/mxge/if_mxge.c Mon Feb 22 16:57:03 2010 (r204212)
@@ -4122,6 +4122,13 @@ mxge_ioctl(struct ifnet *ifp, u_long com
}
if (mask & IFCAP_VLAN_HWTAGGING)
ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
+ if (mask & IFCAP_VLAN_HWTSO)
+ ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
+
+ if (!(ifp->if_capabilities & IFCAP_VLAN_HWTSO) ||
+ !(ifp->if_capenable & IFCAP_VLAN_HWTAGGING))
+ ifp->if_capenable &= ~IFCAP_VLAN_HWTSO;
+
mtx_unlock(&sc->driver_mtx);
VLAN_CAPABILITIES(ifp);
@@ -4734,6 +4741,11 @@ mxge_attach(device_t dev)
#ifdef MXGE_NEW_VLAN_API
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_HWCSUM;
+
+ /* Only FW 1.4.32 and newer can do TSO over vlans */
+ if (sc->fw_ver_major == 1 && sc->fw_ver_minor == 4 &&
+ sc->fw_ver_tiny >= 32)
+ ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
#endif
sc->max_mtu = mxge_max_mtu(sc);
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