net/enic: enable GENEVE with options offload

[dpdk.git] / drivers / net / enic / enic_ethdev.c

diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
index 562401a..5b6b004 100644 (file)
--- a/drivers/net/enic/enic_ethdev.c
+++ b/drivers/net/enic/enic_ethdev.c
@@ -68,6 +68,7 @@ static const struct vic_speed_capa {
 
 #define ENIC_DEVARG_DISABLE_OVERLAY "disable-overlay"
 #define ENIC_DEVARG_ENABLE_AVX2_RX "enable-avx2-rx"
+#define ENIC_DEVARG_GENEVE_OPT "geneve-opt"
 #define ENIC_DEVARG_IG_VLAN_REWRITE "ig-vlan-rewrite"
 
 RTE_INIT(enicpmd_init_log)
@@ -128,10 +129,17 @@ enicpmd_dev_filter_ctrl(struct rte_eth_dev *dev,
                     enum rte_filter_op filter_op,
                     void *arg)
 {
+       struct enic *enic = pmd_priv(dev);
        int ret = 0;
 
        ENICPMD_FUNC_TRACE();
 
+       /*
+        * Currently, when Geneve with options offload is enabled, host
+        * cannot insert match-action rules.
+        */
+       if (enic->geneve_opt_enabled)
+               return -ENOTSUP;
        switch (filter_type) {
        case RTE_ETH_FILTER_GENERIC:
                if (filter_op != RTE_ETH_FILTER_GET)
@@ -1144,6 +1152,8 @@ static int enic_parse_zero_one(const char *key,
                enic->disable_overlay = b;
        if (strcmp(key, ENIC_DEVARG_ENABLE_AVX2_RX) == 0)
                enic->enable_avx2_rx = b;
+       if (strcmp(key, ENIC_DEVARG_GENEVE_OPT) == 0)
+               enic->geneve_opt_request = b;
        return 0;
 }
 
@@ -1185,6 +1195,7 @@ static int enic_check_devargs(struct rte_eth_dev *dev)
        static const char *const valid_keys[] = {
                ENIC_DEVARG_DISABLE_OVERLAY,
                ENIC_DEVARG_ENABLE_AVX2_RX,
+               ENIC_DEVARG_GENEVE_OPT,
                ENIC_DEVARG_IG_VLAN_REWRITE,
                NULL};
        struct enic *enic = pmd_priv(dev);
@@ -1194,6 +1205,7 @@ static int enic_check_devargs(struct rte_eth_dev *dev)
 
        enic->disable_overlay = false;
        enic->enable_avx2_rx = false;
+       enic->geneve_opt_request = false;
        enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_PASS_THRU;
        if (!dev->device->devargs)
                return 0;
@@ -1204,6 +1216,8 @@ static int enic_check_devargs(struct rte_eth_dev *dev)
                               enic_parse_zero_one, enic) < 0 ||
            rte_kvargs_process(kvlist, ENIC_DEVARG_ENABLE_AVX2_RX,
                               enic_parse_zero_one, enic) < 0 ||
+           rte_kvargs_process(kvlist, ENIC_DEVARG_GENEVE_OPT,
+                              enic_parse_zero_one, enic) < 0 ||
            rte_kvargs_process(kvlist, ENIC_DEVARG_IG_VLAN_REWRITE,
                               enic_parse_ig_vlan_rewrite, enic) < 0) {
                rte_kvargs_free(kvlist);
@@ -1280,4 +1294,5 @@ RTE_PMD_REGISTER_KMOD_DEP(net_enic, "* igb_uio | uio_pci_generic | vfio-pci");
 RTE_PMD_REGISTER_PARAM_STRING(net_enic,
        ENIC_DEVARG_DISABLE_OVERLAY "=0|1 "
        ENIC_DEVARG_ENABLE_AVX2_RX "=0|1 "
+       ENIC_DEVARG_GENEVE_OPT "=0|1 "
        ENIC_DEVARG_IG_VLAN_REWRITE "=trunk|untag|priority|pass");