net/sfc: advertise kmod dependencies in pmdinfo

[dpdk.git] / drivers / net / sfc / sfc_ethdev.c

diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index 1d5696f..3f0df76 100644 (file)
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -92,6 +92,9 @@ sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
        }
 #endif
 
+       if (sa->tso)
+               dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_TCP_TSO;
+
        dev_info->rx_desc_lim.nb_max = EFX_RXQ_MAXNDESCS;
        dev_info->rx_desc_lim.nb_min = EFX_RXQ_MINNDESCS;
        /* The RXQ hardware requires that the descriptor count is a power
@@ -1116,6 +1119,65 @@ sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
 
        return 0;
 }
+
+static int
+sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
+                       struct rte_eth_rss_reta_entry64 *reta_conf,
+                       uint16_t reta_size)
+{
+       struct sfc_adapter *sa = dev->data->dev_private;
+       unsigned int *rss_tbl_new;
+       uint16_t entry;
+       int rc;
+
+
+       if ((sa->rss_channels == 1) ||
+           (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) {
+               sfc_err(sa, "RSS is not available");
+               return -ENOTSUP;
+       }
+
+       if (reta_size != EFX_RSS_TBL_SIZE) {
+               sfc_err(sa, "RETA size is wrong (should be %u)",
+                       EFX_RSS_TBL_SIZE);
+               return -EINVAL;
+       }
+
+       rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(sa->rss_tbl), 0);
+       if (rss_tbl_new == NULL)
+               return -ENOMEM;
+
+       sfc_adapter_lock(sa);
+
+       rte_memcpy(rss_tbl_new, sa->rss_tbl, sizeof(sa->rss_tbl));
+
+       for (entry = 0; entry < reta_size; entry++) {
+               int grp_idx = entry % RTE_RETA_GROUP_SIZE;
+               struct rte_eth_rss_reta_entry64 *grp;
+
+               grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
+
+               if (grp->mask & (1ull << grp_idx)) {
+                       if (grp->reta[grp_idx] >= sa->rss_channels) {
+                               rc = EINVAL;
+                               goto bad_reta_entry;
+                       }
+                       rss_tbl_new[entry] = grp->reta[grp_idx];
+               }
+       }
+
+       rc = efx_rx_scale_tbl_set(sa->nic, rss_tbl_new, EFX_RSS_TBL_SIZE);
+       if (rc == 0)
+               rte_memcpy(sa->rss_tbl, rss_tbl_new, sizeof(sa->rss_tbl));
+
+bad_reta_entry:
+       sfc_adapter_unlock(sa);
+
+       rte_free(rss_tbl_new);
+
+       SFC_ASSERT(rc >= 0);
+       return -rc;
+}
 #endif
 
 static const struct eth_dev_ops sfc_eth_dev_ops = {
@@ -1150,6 +1212,7 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
        .flow_ctrl_set                  = sfc_flow_ctrl_set,
        .mac_addr_set                   = sfc_mac_addr_set,
 #if EFSYS_OPT_RX_SCALE
+       .reta_update                    = sfc_dev_rss_reta_update,
        .reta_query                     = sfc_dev_rss_reta_query,
        .rss_hash_update                = sfc_dev_rss_hash_update,
        .rss_hash_conf_get              = sfc_dev_rss_hash_conf_get,
@@ -1286,6 +1349,7 @@ static struct eth_driver sfc_efx_pmd = {
 
 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd.pci_drv);
 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
+RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio");
 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
        SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
        SFC_KVARG_MCDI_LOGGING "=" SFC_KVARG_VALUES_BOOL " "