From: Alvin Zhang <alvinx.zh...@intel.com>
Outer IP hash can be configured as input sets for no inner GTPU packets.
Signed-off-by: Alvin Zhang <alvinx.zh...@intel.com>
V2: Modify codes according to comments.
V3: Refact all codes.
V4: Fix compatibility issues.
V5, V6: Modify codes according to comments.
---
drivers/net/iavf/iavf_hash.c | 26 ++++++++++++++++----------
1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index 780ec27..3152218 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -359,6 +359,7 @@ struct virtchnl_proto_hdrs ipv6_udp_gtpc_tmplt = {
{iavf_pattern_eth_vlan_ipv4_udp,
IAVF_RSS_TYPE_VLAN_IPV4_UDP, &outer_ipv4_udp_tmplt},
{iavf_pattern_eth_vlan_ipv4_tcp,
IAVF_RSS_TYPE_VLAN_IPV4_TCP, &outer_ipv4_tcp_tmplt},
{iavf_pattern_eth_vlan_ipv4_sctp,
IAVF_RSS_TYPE_VLAN_IPV4_SCTP, &outer_ipv4_sctp_tmplt},
+ {iavf_pattern_eth_ipv4_gtpu, ETH_RSS_IPV4,
&outer_ipv4_udp_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv4,
IAVF_RSS_TYPE_GTPU_IPV4, &inner_ipv4_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv4_udp,
IAVF_RSS_TYPE_GTPU_IPV4_UDP, &inner_ipv4_udp_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv4_tcp,
IAVF_RSS_TYPE_GTPU_IPV4_TCP, &inner_ipv4_tcp_tmplt},
@@ -386,6 +387,7 @@ struct virtchnl_proto_hdrs ipv6_udp_gtpc_tmplt = {
{iavf_pattern_eth_vlan_ipv6_udp,
IAVF_RSS_TYPE_VLAN_IPV6_UDP, &outer_ipv6_udp_tmplt},
{iavf_pattern_eth_vlan_ipv6_tcp,
IAVF_RSS_TYPE_VLAN_IPV6_TCP, &outer_ipv6_tcp_tmplt},
{iavf_pattern_eth_vlan_ipv6_sctp,
IAVF_RSS_TYPE_VLAN_IPV6_SCTP, &outer_ipv6_sctp_tmplt},
+ {iavf_pattern_eth_ipv6_gtpu, ETH_RSS_IPV6,
&outer_ipv6_udp_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv6,
IAVF_RSS_TYPE_GTPU_IPV6, &inner_ipv6_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv6_udp,
IAVF_RSS_TYPE_GTPU_IPV6_UDP, &inner_ipv6_udp_tmplt},
{iavf_pattern_eth_ipv4_gtpu_ipv6_tcp,
IAVF_RSS_TYPE_GTPU_IPV6_TCP, &inner_ipv6_tcp_tmplt},
@@ -714,22 +716,26 @@ struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
struct virtchnl_proto_hdr *hdr2;
int i;
- if (!(phint & IAVF_PHINT_GTPU_MSK) ||
- proto_hdrs->tunnel_level == 0)
+ if (!(phint & IAVF_PHINT_GTPU_MSK))
return;
- /* shift headers 1 layer */
- for (i = proto_hdrs->count; i > 0; i--) {
- hdr1 = &proto_hdrs->proto_hdr[i];
- hdr2 = &proto_hdrs->proto_hdr[i - 1];
+ if (proto_hdrs->tunnel_level == TUNNEL_LEVEL_INNER) {
+ /* shift headers 1 layer */
+ for (i = proto_hdrs->count; i > 0; i--) {
+ hdr1 = &proto_hdrs->proto_hdr[i];
+ hdr2 = &proto_hdrs->proto_hdr[i - 1];
- *hdr1 = *hdr2;
+ *hdr1 = *hdr2;
+ }
+
+ /* adding gtpu header at layer 0 */
+ hdr1 = &proto_hdrs->proto_hdr[0];
+ } else {
+ hdr1 = &proto_hdrs->proto_hdr[proto_hdrs->count];
}
- /* adding gtpu header at layer 0 */
- proto_hdrs->count++;
- hdr1 = &proto_hdrs->proto_hdr[0];
hdr1->field_selector = 0;
+ proto_hdrs->count++;
if (phint & IAVF_PHINT_GTPU_EH_DWN)
VIRTCHNL_SET_PROTO_HDR_TYPE(hdr1, GTPU_EH_PDU_DWN);
--
1.8.3.1
