Date: Fri, 8 Jul 2016 15:45:24 GMT From: vincenzo@FreeBSD.org To: svn-soc-all@FreeBSD.org Subject: socsvn commit: r305835 - soc2016/vincenzo/head/sys/dev/netmap Message-ID: <201607081545.u68FjOjX009657@socsvn.freebsd.org>
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Author: vincenzo Date: Fri Jul 8 15:45:23 2016 New Revision: 305835 URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=305835 Log: freebsd: ptnet_attach: set offloadings flags in if_capabilities Modified: soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Modified: soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c ============================================================================== --- soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Fri Jul 8 15:45:14 2016 (r305834) +++ soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Fri Jul 8 15:45:23 2016 (r305835) @@ -384,6 +384,18 @@ ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header); ifp->if_capabilities |= IFCAP_JUMBO_MTU | IFCAP_VLAN_MTU; + if (sc->ptfeatures & NET_PTN_FEATURES_VNET_HDR) { + /* Similarly to what the vtnet driver does, we can emulate + * VLAN offloadings by inserting and removing the 802.1Q + * header during transmit and receive. We are then able + * to do checksum offloading of VLAN frames. */ + ifp->if_capabilities |= IFCAP_HWCSUM | IFCAP_HWCSUM_IPV6 + | IFCAP_VLAN_HWCSUM + | IFCAP_TSO | IFCAP_LRO + | IFCAP_VLAN_HWTSO + | IFCAP_VLAN_HWTAGGING; + } + ifp->if_capenable = ifp->if_capabilities; snprintf(sc->lock_name, sizeof(sc->lock_name), @@ -1913,8 +1925,6 @@ } mhead->m_pkthdr.rcvif = ifp; - - /* No support for checksum offloading for now. */ mhead->m_pkthdr.csum_flags = 0; /* Store the queue idx in the packet header. */
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