net/octeontx2: add lookup mem changes to hold SA indices

[dpdk.git] / drivers / net / octeontx2 / otx2_ethdev_sec.c

diff --git a/drivers/net/octeontx2/otx2_ethdev_sec.c b/drivers/net/octeontx2/otx2_ethdev_sec.c
index 2ec2598..4b219b3 100644 (file)
--- a/drivers/net/octeontx2/otx2_ethdev_sec.c
+++ b/drivers/net/octeontx2/otx2_ethdev_sec.c
@@ -10,6 +10,7 @@
 #include <rte_security.h>
 #include <rte_security_driver.h>
 
+#include "otx2_common.h"
 #include "otx2_cryptodev_qp.h"
 #include "otx2_ethdev.h"
 #include "otx2_ethdev_sec.h"
@@ -135,6 +136,59 @@ static const struct rte_security_capability otx2_eth_sec_capabilities[] = {
        }
 };
 
+static void
+lookup_mem_sa_tbl_clear(struct rte_eth_dev *eth_dev)
+{
+       static const char name[] = OTX2_NIX_FASTPATH_LOOKUP_MEM;
+       uint16_t port = eth_dev->data->port_id;
+       const struct rte_memzone *mz;
+       uint64_t **sa_tbl;
+       uint8_t *mem;
+
+       mz = rte_memzone_lookup(name);
+       if (mz == NULL)
+               return;
+
+       mem = mz->addr;
+
+       sa_tbl  = (uint64_t **)RTE_PTR_ADD(mem, OTX2_NIX_SA_TBL_START);
+       if (sa_tbl[port] == NULL)
+               return;
+
+       rte_free(sa_tbl[port]);
+       sa_tbl[port] = NULL;
+}
+
+static int
+lookup_mem_sa_index_update(struct rte_eth_dev *eth_dev, int spi, void *sa)
+{
+       static const char name[] = OTX2_NIX_FASTPATH_LOOKUP_MEM;
+       struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
+       uint16_t port = eth_dev->data->port_id;
+       const struct rte_memzone *mz;
+       uint64_t **sa_tbl;
+       uint8_t *mem;
+
+       mz = rte_memzone_lookup(name);
+       if (mz == NULL) {
+               otx2_err("Could not find fastpath lookup table");
+               return -EINVAL;
+       }
+
+       mem = mz->addr;
+
+       sa_tbl = (uint64_t **)RTE_PTR_ADD(mem, OTX2_NIX_SA_TBL_START);
+
+       if (sa_tbl[port] == NULL) {
+               sa_tbl[port] = rte_malloc(NULL, dev->ipsec_in_max_spi *
+                                         sizeof(uint64_t), 0);
+       }
+
+       sa_tbl[port][spi] = (uint64_t)sa;
+
+       return 0;
+}
+
 static inline void
 in_sa_mz_name_get(char *name, int size, uint16_t port)
 {
@@ -393,6 +447,9 @@ eth_sec_ipsec_in_sess_create(struct rte_eth_dev *eth_dev,
 
        sa->userdata = priv->userdata;
 
+       if (lookup_mem_sa_index_update(eth_dev, ipsec->spi, sa))
+               return -EINVAL;
+
        ret = ipsec_fp_sa_ctl_set(ipsec, crypto_xform, ctl);
        if (ret)
                return ret;
@@ -507,6 +564,27 @@ otx2_eth_sec_session_get_size(void *device __rte_unused)
        return sizeof(struct otx2_sec_session);
 }
 
+static int
+otx2_eth_sec_set_pkt_mdata(void *device __rte_unused,
+                           struct rte_security_session *session,
+                           struct rte_mbuf *m, void *params __rte_unused)
+{
+       /* Set security session as the pkt metadata */
+       m->udata64 = (uint64_t)session;
+
+       return 0;
+}
+
+static int
+otx2_eth_sec_get_userdata(void *device __rte_unused, uint64_t md,
+                          void **userdata)
+{
+       /* Retrieve userdata  */
+       *userdata = (void *)md;
+
+       return 0;
+}
+
 static const struct rte_security_capability *
 otx2_eth_sec_capabilities_get(void *device __rte_unused)
 {
@@ -517,6 +595,8 @@ static struct rte_security_ops otx2_eth_sec_ops = {
        .session_create         = otx2_eth_sec_session_create,
        .session_destroy        = otx2_eth_sec_session_destroy,
        .session_get_size       = otx2_eth_sec_session_get_size,
+       .set_pkt_metadata       = otx2_eth_sec_set_pkt_mdata,
+       .get_userdata           = otx2_eth_sec_get_userdata,
        .capabilities_get       = otx2_eth_sec_capabilities_get
 };
 
@@ -647,6 +727,8 @@ otx2_eth_sec_fini(struct rte_eth_dev *eth_dev)
            !(dev->rx_offloads & DEV_RX_OFFLOAD_SECURITY))
                return;
 
+       lookup_mem_sa_tbl_clear(eth_dev);
+
        in_sa_mz_name_get(name, RTE_MEMZONE_NAMESIZE, port);
        rte_memzone_free(rte_memzone_lookup(name));
 }