net/mlx5: implement tunnel offload

[dpdk.git] / drivers / net / octeontx2 / otx2_lookup.c

diff --git a/drivers/net/octeontx2/otx2_lookup.c b/drivers/net/octeontx2/otx2_lookup.c
index b1c2f88..14ea1cf 100644 (file)
--- a/drivers/net/octeontx2/otx2_lookup.c
+++ b/drivers/net/octeontx2/otx2_lookup.c
@@ -5,6 +5,7 @@
 #include <rte_common.h>
 #include <rte_memzone.h>
 
+#include "otx2_common.h"
 #include "otx2_ethdev.h"
 
 /* NIX_RX_PARSE_S's ERRCODE + ERRLEV (12 bits) */
@@ -12,12 +13,14 @@
 #define ERR_ARRAY_SZ                   ((BIT(ERRCODE_ERRLEN_WIDTH)) *\
                                        sizeof(uint32_t))
 
-#define LOOKUP_ARRAY_SZ                        (PTYPE_ARRAY_SZ + ERR_ARRAY_SZ)
+#define SA_TBL_SZ                      (RTE_MAX_ETHPORTS * sizeof(uint64_t))
+#define LOOKUP_ARRAY_SZ                        (PTYPE_ARRAY_SZ + ERR_ARRAY_SZ +\
+                                       SA_TBL_SZ)
 
 const uint32_t *
 otx2_nix_supported_ptypes_get(struct rte_eth_dev *eth_dev)
 {
-       struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
+       RTE_SET_USED(eth_dev);
 
        static const uint32_t ptypes[] = {
                RTE_PTYPE_L2_ETHER_QINQ, /* LB */
@@ -56,10 +59,25 @@ otx2_nix_supported_ptypes_get(struct rte_eth_dev *eth_dev)
                RTE_PTYPE_UNKNOWN,
        };
 
-       if (dev->rx_offload_flags & NIX_RX_OFFLOAD_PTYPE_F)
-               return ptypes;
-       else
-               return NULL;
+       return ptypes;
+}
+
+int
+otx2_nix_ptypes_set(struct rte_eth_dev *eth_dev, uint32_t ptype_mask)
+{
+       struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
+
+       if (ptype_mask) {
+               dev->rx_offload_flags |= NIX_RX_OFFLOAD_PTYPE_F;
+               dev->ptype_disable = 0;
+       } else {
+               dev->rx_offload_flags &= ~NIX_RX_OFFLOAD_PTYPE_F;
+               dev->ptype_disable = 1;
+       }
+
+       otx2_eth_set_rx_function(eth_dev);
+
+       return 0;
 }
 
 /*
@@ -90,7 +108,7 @@ nix_create_non_tunnel_ptype_array(uint16_t *ptype)
                val = RTE_PTYPE_UNKNOWN;
 
                switch (lb) {
-               case NPC_LT_LB_QINQ:
+               case NPC_LT_LB_STAG_QINQ:
                        val |= RTE_PTYPE_L2_ETHER_QINQ;
                        break;
                case NPC_LT_LB_CTAG:
@@ -139,6 +157,7 @@ nix_create_non_tunnel_ptype_array(uint16_t *ptype)
                        val |= RTE_PTYPE_L4_SCTP;
                        break;
                case NPC_LT_LD_ICMP:
+               case NPC_LT_LD_ICMP6:
                        val |= RTE_PTYPE_L4_ICMP;
                        break;
                case NPC_LT_LD_IGMP:
@@ -150,15 +169,15 @@ nix_create_non_tunnel_ptype_array(uint16_t *ptype)
                case NPC_LT_LD_NVGRE:
                        val |= RTE_PTYPE_TUNNEL_NVGRE;
                        break;
-               case NPC_LT_LD_ESP:
-                       val |= RTE_PTYPE_TUNNEL_ESP;
-                       break;
                }
 
                switch (le) {
                case NPC_LT_LE_VXLAN:
                        val |= RTE_PTYPE_TUNNEL_VXLAN;
                        break;
+               case NPC_LT_LE_ESP:
+                       val |= RTE_PTYPE_TUNNEL_ESP;
+                       break;
                case NPC_LT_LE_VXLANGPE:
                        val |= RTE_PTYPE_TUNNEL_VXLAN_GPE;
                        break;
@@ -223,6 +242,7 @@ nix_create_tunnel_ptype_array(uint16_t *ptype)
                        val |= TU_SHIFT(RTE_PTYPE_INNER_L4_SCTP);
                        break;
                case NPC_LT_LH_TU_ICMP:
+               case NPC_LT_LH_TU_ICMP6:
                        val |= TU_SHIFT(RTE_PTYPE_INNER_L4_ICMP);
                        break;
                }
@@ -250,7 +270,9 @@ nix_create_rx_ol_flags_array(void *mem)
 
                switch (errlev) {
                case NPC_ERRLEV_RE:
-                       /* Mark all errors as BAD checksum errors */
+                       /* Mark all errors as BAD checksum errors
+                        * including Outer L2 length mismatch error
+                        */
                        if (errcode) {
                                val |= PKT_RX_IP_CKSUM_BAD;
                                val |= PKT_RX_L4_CKSUM_BAD;
@@ -275,18 +297,26 @@ nix_create_rx_ol_flags_array(void *mem)
                                val |= PKT_RX_IP_CKSUM_GOOD;
                        break;
                case NPC_ERRLEV_NIX:
-                       if (errcode == NIX_RX_PERRCODE_OL4_CHK) {
-                               val |= PKT_RX_OUTER_L4_CKSUM_BAD;
+                       if (errcode == NIX_RX_PERRCODE_OL4_CHK ||
+                           errcode == NIX_RX_PERRCODE_OL4_LEN ||
+                           errcode == NIX_RX_PERRCODE_OL4_PORT) {
+                               val |= PKT_RX_IP_CKSUM_GOOD;
                                val |= PKT_RX_L4_CKSUM_BAD;
-                       } else if (errcode == NIX_RX_PERRCODE_IL4_CHK) {
+                               val |= PKT_RX_OUTER_L4_CKSUM_BAD;
+                       } else if (errcode == NIX_RX_PERRCODE_IL4_CHK ||
+                                  errcode == NIX_RX_PERRCODE_IL4_LEN ||
+                                  errcode == NIX_RX_PERRCODE_IL4_PORT) {
+                               val |= PKT_RX_IP_CKSUM_GOOD;
                                val |= PKT_RX_L4_CKSUM_BAD;
+                       } else if (errcode == NIX_RX_PERRCODE_IL3_LEN ||
+                                  errcode == NIX_RX_PERRCODE_OL3_LEN) {
+                               val |= PKT_RX_IP_CKSUM_BAD;
                        } else {
                                val |= PKT_RX_IP_CKSUM_GOOD;
                                val |= PKT_RX_L4_CKSUM_GOOD;
                        }
                        break;
                }
-
                ol_flags[idx] = val;
        }
 }
@@ -294,10 +324,14 @@ nix_create_rx_ol_flags_array(void *mem)
 void *
 otx2_nix_fastpath_lookup_mem_get(void)
 {
-       const char name[] = "otx2_nix_fastpath_lookup_mem";
+       const char name[] = OTX2_NIX_FASTPATH_LOOKUP_MEM;
        const struct rte_memzone *mz;
        void *mem;
 
+       /* SA_TBL starts after PTYPE_ARRAY & ERR_ARRAY */
+       RTE_BUILD_BUG_ON(OTX2_NIX_SA_TBL_START != (PTYPE_ARRAY_SZ +
+                                                  ERR_ARRAY_SZ));
+
        mz = rte_memzone_lookup(name);
        if (mz != NULL)
                return mz->addr;