Author: sephe
Date: Tue Sep 5 06:05:48 2017
New Revision: 323175
URL: https://svnweb.freebsd.org/changeset/base/323175
Log:
hyperv/hn: Implement SIOCGIFRSS{KEY,HASH}.
The conditional compiling in the review request is removed, since
these IOCTLs will be available in stable/10 and stable/11.
Reviewed by: gallatin
MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D12175
Modified:
head/sys/dev/hyperv/netvsc/if_hn.c
Modified: head/sys/dev/hyperv/netvsc/if_hn.c
==============================================================================
--- head/sys/dev/hyperv/netvsc/if_hn.c Tue Sep 5 05:53:43 2017
(r323174)
+++ head/sys/dev/hyperv/netvsc/if_hn.c Tue Sep 5 06:05:48 2017
(r323175)
@@ -3316,6 +3316,8 @@ hn_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
struct ifreq *ifr = (struct ifreq *)data, ifr_vf;
struct ifnet *vf_ifp;
int mask, error = 0;
+ struct ifrsskey *ifrk;
+ struct ifrsshash *ifrh;
switch (cmd) {
case SIOCSIFMTU:
@@ -3571,6 +3573,56 @@ hn_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
}
HN_UNLOCK(sc);
error = ifmedia_ioctl(ifp, ifr, &sc->hn_media, cmd);
+ break;
+
+ case SIOCGIFRSSHASH:
+ ifrh = (struct ifrsshash *)data;
+ HN_LOCK(sc);
+ if (sc->hn_rx_ring_inuse == 1) {
+ HN_UNLOCK(sc);
+ ifrh->ifrh_func = RSS_FUNC_NONE;
+ ifrh->ifrh_types = 0;
+ break;
+ }
+
+ if (sc->hn_rss_hash & NDIS_HASH_FUNCTION_TOEPLITZ)
+ ifrh->ifrh_func = RSS_FUNC_TOEPLITZ;
+ else
+ ifrh->ifrh_func = RSS_FUNC_PRIVATE;
+
+ ifrh->ifrh_types = 0;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV4)
+ ifrh->ifrh_types |= RSS_TYPE_IPV4;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV4)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV4;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV6)
+ ifrh->ifrh_types |= RSS_TYPE_IPV6;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV6_EX)
+ ifrh->ifrh_types |= RSS_TYPE_IPV6_EX;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV6)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV6;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV6_EX)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV6_EX;
+ HN_UNLOCK(sc);
+ break;
+
+ case SIOCGIFRSSKEY:
+ ifrk = (struct ifrsskey *)data;
+ HN_LOCK(sc);
+ if (sc->hn_rx_ring_inuse == 1) {
+ HN_UNLOCK(sc);
+ ifrk->ifrk_func = RSS_FUNC_NONE;
+ ifrk->ifrk_keylen = 0;
+ break;
+ }
+ if (sc->hn_rss_hash & NDIS_HASH_FUNCTION_TOEPLITZ)
+ ifrk->ifrk_func = RSS_FUNC_TOEPLITZ;
+ else
+ ifrk->ifrk_func = RSS_FUNC_PRIVATE;
+ ifrk->ifrk_keylen = NDIS_HASH_KEYSIZE_TOEPLITZ;
+ memcpy(ifrk->ifrk_key, sc->hn_rss.rss_key,
+ NDIS_HASH_KEYSIZE_TOEPLITZ);
+ HN_UNLOCK(sc);
break;
default:
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