When using multi PF firmware, the other ports always get the
xstats of the first port.

Fix it by adding the offset for other ports.

Fixes: 8ad2cc8fec37 ("net/nfp: add flag for multiple PFs support")
Cc: peng.zh...@corigine.com
Cc: sta...@dpdk.org

Signed-off-by: Chaoyong He <chaoyong...@corigine.com>
Reviewed-by: Long Wu <long...@corigine.com>
Reviewed-by: Peng Zhang <peng.zh...@corigine.com>
---
 drivers/net/nfp/nfp_ethdev.c     | 50 ++++++++++++++------------------
 drivers/net/nfp/nfp_net_common.h |  5 ++--
 2 files changed, 25 insertions(+), 30 deletions(-)

diff --git a/drivers/net/nfp/nfp_ethdev.c b/drivers/net/nfp/nfp_ethdev.c
index cdc946faff..f98af2044b 100644
--- a/drivers/net/nfp/nfp_ethdev.c
+++ b/drivers/net/nfp/nfp_ethdev.c
@@ -585,8 +585,6 @@ nfp_net_uninit(struct rte_eth_dev *eth_dev)
        if ((net_hw->super.cap & NFP_NET_CFG_CTRL_TXRWB) != 0)
                nfp_net_txrwb_free(eth_dev);
        nfp_ipsec_uninit(eth_dev);
-       if (net_hw->mac_stats_area != NULL)
-               nfp_cpp_area_release_free(net_hw->mac_stats_area);
 
        return 0;
 }
@@ -617,6 +615,7 @@ nfp_pf_uninit(struct nfp_net_hw_priv *hw_priv)
 {
        struct nfp_pf_dev *pf_dev = hw_priv->pf_dev;
 
+       nfp_cpp_area_release_free(pf_dev->mac_stats_area);
        nfp_cpp_area_release_free(pf_dev->qc_area);
        free(pf_dev->sym_tbl);
        if (pf_dev->multi_pf.enabled) {
@@ -933,43 +932,31 @@ nfp_net_init(struct rte_eth_dev *eth_dev,
 
        rte_eth_copy_pci_info(eth_dev, pci_dev);
 
-       if (port == 0 || pf_dev->multi_pf.enabled) {
-               uint32_t min_size;
-
+       if (pf_dev->multi_pf.enabled)
                hw->ctrl_bar = pf_dev->ctrl_bar;
-               min_size = NFP_MAC_STATS_SIZE * 
pf_dev->nfp_eth_table->max_index;
-               net_hw->mac_stats_bar = nfp_rtsym_map(pf_dev->sym_tbl, 
"_mac_stats",
-                               min_size, &net_hw->mac_stats_area);
-               if (net_hw->mac_stats_bar == NULL) {
-                       PMD_INIT_LOG(ERR, "nfp_rtsym_map fails for 
_mac_stats_bar");
-                       return -EIO;
-               }
-
-               net_hw->mac_stats = net_hw->mac_stats_bar;
-       } else {
-               /* Use port offset in pf ctrl_bar for this ports control bar */
+       else
                hw->ctrl_bar = pf_dev->ctrl_bar + (port * NFP_NET_CFG_BAR_SZ);
-               net_hw->mac_stats = app_fw_nic->ports[0]->mac_stats_bar +
+
+       net_hw->mac_stats = pf_dev->mac_stats_bar +
                                (net_hw->nfp_idx * NFP_MAC_STATS_SIZE);
-       }
 
        PMD_INIT_LOG(DEBUG, "ctrl bar: %p", hw->ctrl_bar);
        PMD_INIT_LOG(DEBUG, "MAC stats: %p", net_hw->mac_stats);
 
        err = nfp_net_common_init(pci_dev, net_hw);
        if (err != 0)
-               goto free_area;
+               return err;
 
        err = nfp_net_tlv_caps_parse(eth_dev);
        if (err != 0) {
                PMD_INIT_LOG(ERR, "Failed to parser TLV caps");
-               goto free_area;
+               return err;
        }
 
        err = nfp_ipsec_init(eth_dev);
        if (err != 0) {
                PMD_INIT_LOG(ERR, "Failed to init IPsec module");
-               goto free_area;
+               return err;
        }
 
        nfp_net_ethdev_ops_mount(net_hw, eth_dev);
@@ -1070,9 +1057,6 @@ nfp_net_init(struct rte_eth_dev *eth_dev,
        rte_free(net_hw->eth_xstats_base);
 ipsec_exit:
        nfp_ipsec_uninit(eth_dev);
-free_area:
-       if (net_hw->mac_stats_area != NULL)
-               nfp_cpp_area_release_free(net_hw->mac_stats_area);
 
        return err;
 }
@@ -1931,6 +1915,14 @@ nfp_pf_init(struct rte_pci_device *pci_dev)
 
        PMD_INIT_LOG(DEBUG, "qc_bar address: %p", pf_dev->qc_bar);
 
+       pf_dev->mac_stats_bar = nfp_rtsym_map(sym_tbl, "_mac_stats",
+                       NFP_MAC_STATS_SIZE * nfp_eth_table->max_index,
+                       &pf_dev->mac_stats_area);
+       if (pf_dev->mac_stats_bar == NULL) {
+               PMD_INIT_LOG(ERR, "nfp_rtsym_map fails for _mac_stats");
+               goto hwqueues_cleanup;
+       }
+
        hw_priv->pf_dev = pf_dev;
        hw_priv->dev_info = dev_info;
 
@@ -1943,14 +1935,14 @@ nfp_pf_init(struct rte_pci_device *pci_dev)
                if (pf_dev->multi_pf.enabled) {
                        ret = nfp_enable_multi_pf(pf_dev);
                        if (ret != 0)
-                               goto hwqueues_cleanup;
+                               goto mac_stats_cleanup;
                }
 
                PMD_INIT_LOG(INFO, "Initializing coreNIC");
                ret = nfp_init_app_fw_nic(hw_priv);
                if (ret != 0) {
                        PMD_INIT_LOG(ERR, "Could not initialize coreNIC!");
-                       goto hwqueues_cleanup;
+                       goto mac_stats_cleanup;
                }
                break;
        case NFP_APP_FW_FLOWER_NIC:
@@ -1958,13 +1950,13 @@ nfp_pf_init(struct rte_pci_device *pci_dev)
                ret = nfp_init_app_fw_flower(hw_priv);
                if (ret != 0) {
                        PMD_INIT_LOG(ERR, "Could not initialize Flower!");
-                       goto hwqueues_cleanup;
+                       goto mac_stats_cleanup;
                }
                break;
        default:
                PMD_INIT_LOG(ERR, "Unsupported Firmware loaded");
                ret = -EINVAL;
-               goto hwqueues_cleanup;
+               goto mac_stats_cleanup;
        }
 
        /* Register the CPP bridge service here for primary use */
@@ -1974,6 +1966,8 @@ nfp_pf_init(struct rte_pci_device *pci_dev)
 
        return 0;
 
+mac_stats_cleanup:
+       nfp_cpp_area_release_free(pf_dev->mac_stats_area);
 hwqueues_cleanup:
        nfp_cpp_area_release_free(pf_dev->qc_area);
 sym_tbl_cleanup:
diff --git a/drivers/net/nfp/nfp_net_common.h b/drivers/net/nfp/nfp_net_common.h
index a4eaed6433..8d9851f969 100644
--- a/drivers/net/nfp/nfp_net_common.h
+++ b/drivers/net/nfp/nfp_net_common.h
@@ -116,6 +116,9 @@ struct nfp_pf_dev {
 
        uint8_t *qc_bar;
 
+       struct nfp_cpp_area *mac_stats_area;
+       uint8_t *mac_stats_bar;
+
        struct nfp_hwinfo *hwinfo;
        struct nfp_rtsym_table *sym_tbl;
 
@@ -199,8 +202,6 @@ struct nfp_net_hw {
        struct rte_eth_xstat *eth_xstats_base;
 
        struct nfp_cpp_area *ctrl_area;
-       struct nfp_cpp_area *mac_stats_area;
-       uint8_t *mac_stats_bar;
        uint8_t *mac_stats;
 
        /** Sequential physical port number, only valid for CoreNIC firmware */
-- 
2.39.1

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