net/i40e: support VXLAN-GPE

Add new protocol type VXLAN-GPE support for UDP tunnel.
inner IP/TCP/UDP checksum and RSS configuration shared
the same implementation of VXLAN.

Signed-off-by: Qiming Yang <qiming.yang@intel.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/doc/guides/rel_notes/release_19_05.rst b/doc/guides/rel_notes/release_19_05.rst
index 2acb42e..555acaa 100644 (file)
--- a/doc/guides/rel_notes/release_19_05.rst
+++ b/doc/guides/rel_notes/release_19_05.rst
@@ -130,6 +130,12 @@ New Features
   * Added Safe Mode support.
   * Supported RSS for UPD/TCP/SCTP+IPV4/IPV6 packets.
 
+* **Updated the i40e driver.**
+
+  New features for PF:
+
+  * Added support for VXLAN-GPE packet.
+
 * **Updated the QuickAssist Technology PMD.**
 
   Added support for AES-XTS with 128 and 256 bit AES keys.

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index b031bf4..f382013 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -8370,7 +8370,7 @@ i40e_get_vxlan_port_idx(struct i40e_pf *pf, uint16_t port)
 }
 
 static int
-i40e_add_vxlan_port(struct i40e_pf *pf, uint16_t port)
+i40e_add_vxlan_port(struct i40e_pf *pf, uint16_t port, int udp_type)
 {
        int  idx, ret;
        uint8_t filter_idx;
@@ -8393,7 +8393,7 @@ i40e_add_vxlan_port(struct i40e_pf *pf, uint16_t port)
                return -ENOSPC;
        }
 
-       ret =  i40e_aq_add_udp_tunnel(hw, port, I40E_AQC_TUNNEL_TYPE_VXLAN,
+       ret =  i40e_aq_add_udp_tunnel(hw, port, udp_type,
                                        &filter_idx, NULL);
        if (ret < 0) {
                PMD_DRV_LOG(ERR, "Failed to add VXLAN UDP port %d", port);
@@ -8461,9 +8461,13 @@ i40e_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
 
        switch (udp_tunnel->prot_type) {
        case RTE_TUNNEL_TYPE_VXLAN:
-               ret = i40e_add_vxlan_port(pf, udp_tunnel->udp_port);
+               ret = i40e_add_vxlan_port(pf, udp_tunnel->udp_port,
+                                         I40E_AQC_TUNNEL_TYPE_VXLAN);
+               break;
+       case RTE_TUNNEL_TYPE_VXLAN_GPE:
+               ret = i40e_add_vxlan_port(pf, udp_tunnel->udp_port,
+                                         I40E_AQC_TUNNEL_TYPE_VXLAN_GPE);
                break;
-
        case RTE_TUNNEL_TYPE_GENEVE:
        case RTE_TUNNEL_TYPE_TEREDO:
                PMD_DRV_LOG(ERR, "Tunnel type is not supported now.");
@@ -8492,6 +8496,7 @@ i40e_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
 
        switch (udp_tunnel->prot_type) {
        case RTE_TUNNEL_TYPE_VXLAN:
+       case RTE_TUNNEL_TYPE_VXLAN_GPE:
                ret = i40e_del_vxlan_port(pf, udp_tunnel->udp_port);
                break;
        case RTE_TUNNEL_TYPE_GENEVE: