Signed-off-by: Eli Britstein <el...@mellanox.com>
Reviewed-by: Roni Bar Yanai <ron...@mellanox.com>
---
Documentation/howto/dpdk.rst | 1 +
NEWS | 2 ++
lib/netdev-offload-dpdk.c | 35 +++++++++++++++++++++++++++++++++++
3 files changed, 38 insertions(+)
diff --git a/Documentation/howto/dpdk.rst b/Documentation/howto/dpdk.rst
index 8a0eee80c..1756a7149 100644
--- a/Documentation/howto/dpdk.rst
+++ b/Documentation/howto/dpdk.rst
@@ -395,6 +395,7 @@ Supported actions for hardware offload are:
- Modification of Ethernet (mod_dl_src/mod_dl_dst).
- Modification of IPv4 (mod_nw_src/mod_nw_dst/mod_nw_ttl).
- Modification of TCP/UDP (mod_tp_src/mod_tp_dst).
+- Modification of IPv6 (set_field:<ADDR>->ipv6_src/ipv6_dst/mod_nw_ttl).
Further Reading
---------------
diff --git a/NEWS b/NEWS
index 91d3d05b7..63132f411 100644
--- a/NEWS
+++ b/NEWS
@@ -10,6 +10,8 @@ Post-v2.13.0
* Deprecated DPDK pdump packet capture support removed.
* Deprecated DPDK ring ports (dpdkr) are no longer supported.
* Add hardware offload support for matching IPv6 protocol.
+ * Add hardware offload support for set of IPv6 TCP/UDP ports
+ actions (experimental).
- Linux datapath:
* Support for kernel versions up to 5.5.x.
- AF_XDP:
diff --git a/lib/netdev-offload-dpdk.c b/lib/netdev-offload-dpdk.c
index 6b12e9ae3..dd5e71e36 100644
--- a/lib/netdev-offload-dpdk.c
+++ b/lib/netdev-offload-dpdk.c
@@ -458,6 +458,23 @@ dump_flow_action(struct ds *s, const struct
rte_flow_action *actions)
} else {
ds_put_format(s, " Set-%s-tcp/udp-port = null\n", dirstr);
}
+ } else if (actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC ||
+ actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_DST) {
+ const struct rte_flow_action_set_ipv6 *set_ipv6 = actions->conf;
+
+ char *dirstr = actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_DST
+ ? "dst" : "src";
+
+ ds_put_format(s, "rte flow set-ipv6-%s action:\n", dirstr);
+ if (set_ipv6) {
+ char addr_str[INET6_ADDRSTRLEN];
+
+ ipv6_string_mapped(addr_str,
+ (struct in6_addr *)&set_ipv6->ipv6_addr);
+ ds_put_format(s, " Set-ipv6-%s: %s\n", dirstr, addr_str);
+ } else {
+ ds_put_format(s, " Set-ipv6-%s = null\n", dirstr);
+ }
} else {
ds_put_format(s, "unknown rte flow action (%d)\n", actions->type);
}
@@ -1004,6 +1021,12 @@ BUILD_ASSERT_DECL(sizeof(struct
rte_flow_action_set_ipv4) ==
MEMBER_SIZEOF(struct ovs_key_ipv4, ipv4_dst));
BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ttl) ==
MEMBER_SIZEOF(struct ovs_key_ipv4, ipv4_ttl));
+BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ipv6) ==
+ MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_src));
+BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ipv6) ==
+ MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_dst));
+BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ttl) ==
+ MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_hlimit));
BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_tp) ==
MEMBER_SIZEOF(struct ovs_key_tcp, tcp_src));
BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_tp) ==
@@ -1053,6 +1076,18 @@ parse_set_actions(struct flow_actions *actions,
VLOG_DBG_RL(&rl, "Unsupported IPv4 set action");
return -1;
}
+ } else if (nl_attr_type(sa) == OVS_KEY_ATTR_IPV6) {
+ const struct ovs_key_ipv6 *key = nl_attr_get(sa);
+ const struct ovs_key_ipv6 *mask = masked ? key + 1 : NULL;
+
+ add_set_flow_action(ipv6_src, RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC);
+ add_set_flow_action(ipv6_dst, RTE_FLOW_ACTION_TYPE_SET_IPV6_DST);
+ add_set_flow_action(ipv6_hlimit, RTE_FLOW_ACTION_TYPE_SET_TTL);
+
+ if (mask && !is_all_zeros(mask, sizeof *mask)) {
+ VLOG_DBG_RL(&rl, "Unsupported IPv6 set action");
+ return -1;
+ }
} else if (nl_attr_type(sa) == OVS_KEY_ATTR_TCP) {
const struct ovs_key_tcp *key = nl_attr_get(sa);
const struct ovs_key_tcp *mask = masked ? key + 1 : NULL;
--
2.14.5
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