The driver may change offloads info into dev->data->dev_conf
in dev_configure which may cause port->dev_conf and port->rx_conf
contain outdated values.

This patch updates the offloads info if it changes to fix this issue.

Fixes: ce8d561418d4 ("app/testpmd: add port configuration settings")

Signed-off-by: Jie Wang <jie1x.w...@intel.com>
---
 app/test-pmd/testpmd.c | 34 ++++++++++++++++++++++++++++++++++
 app/test-pmd/testpmd.h |  2 ++
 app/test-pmd/util.c    | 15 +++++++++++++++
 3 files changed, 51 insertions(+)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 6cbe9ba3c8..bd67291160 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -2461,6 +2461,9 @@ start_port(portid_t pid)
                }
 
                if (port->need_reconfig > 0) {
+                       struct rte_eth_conf dev_conf_info;
+                       int k;
+
                        port->need_reconfig = 0;
 
                        if (flow_isolate_all) {
@@ -2498,6 +2501,37 @@ start_port(portid_t pid)
                                port->need_reconfig = 1;
                                return -1;
                        }
+                       /* get rte_eth_conf info */
+                       if (0 !=
+                               eth_dev_conf_info_get_print_err(pi,
+                                                       &dev_conf_info)) {
+                               fprintf(stderr,
+                                       "port %d can not get device 
configuration info\n",
+                                       pi);
+                               return -1;
+                       }
+                       /* Apply Rx offloads configuration */
+                       if (dev_conf_info.rxmode.offloads !=
+                               port->dev_conf.rxmode.offloads) {
+                               port->dev_conf.rxmode.offloads =
+                                       dev_conf_info.rxmode.offloads;
+                               for (k = 0;
+                                    k < port->dev_info.max_rx_queues;
+                                    k++)
+                                       port->rx_conf[k].offloads =
+                                               dev_conf_info.rxmode.offloads;
+                       }
+                       /* Apply Tx offloads configuration */
+                       if (dev_conf_info.txmode.offloads !=
+                               port->dev_conf.txmode.offloads) {
+                               port->dev_conf.txmode.offloads =
+                                       dev_conf_info.txmode.offloads;
+                               for (k = 0;
+                                    k < port->dev_info.max_tx_queues;
+                                    k++)
+                                       port->tx_conf[k].offloads =
+                                               dev_conf_info.txmode.offloads;
+                       }
                }
                if (port->need_reconfig_queues > 0) {
                        port->need_reconfig_queues = 0;
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 16a3598e48..6970a20ee4 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -950,6 +950,8 @@ void show_gro(portid_t port_id);
 void setup_gso(const char *mode, portid_t port_id);
 int eth_dev_info_get_print_err(uint16_t port_id,
                        struct rte_eth_dev_info *dev_info);
+int eth_dev_conf_info_get_print_err(uint16_t port_id,
+                       struct rte_eth_conf *dev_conf_info);
 void eth_set_promisc_mode(uint16_t port_id, int enable);
 void eth_set_allmulticast_mode(uint16_t port, int enable);
 int eth_link_get_nowait_print_err(uint16_t port_id, struct rte_eth_link *link);
diff --git a/app/test-pmd/util.c b/app/test-pmd/util.c
index 5dd7157947..170d8f5c61 100644
--- a/app/test-pmd/util.c
+++ b/app/test-pmd/util.c
@@ -440,6 +440,21 @@ eth_dev_info_get_print_err(uint16_t port_id,
        return ret;
 }
 
+int
+eth_dev_conf_info_get_print_err(uint16_t port_id,
+                               struct rte_eth_conf *dev_conf_info)
+{
+       int ret;
+
+       ret = rte_eth_dev_conf_info_get(port_id, dev_conf_info);
+       if (ret != 0)
+               fprintf(stderr,
+                       "Error during getting device configuration (port %u) 
info: %s\n",
+                       port_id, strerror(-ret));
+
+       return ret;
+}
+
 void
 eth_set_promisc_mode(uint16_t port, int enable)
 {
-- 
2.25.1

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