net/i40e: avoid PCI probing failure when using bogus SFP
authorOlivier Matz <olivier.matz@6wind.com>
Thu, 15 Jun 2017 09:08:32 +0000 (11:08 +0200)
committerFerruh Yigit <ferruh.yigit@intel.com>
Thu, 6 Jul 2017 13:00:56 +0000 (15:00 +0200)
When a port is using a bogus SFP, the PCI probing returns an error,
preventing to register a portid.

To give a better chance to the applications to retry after the SFP is
changed, move this check in eth_i40e_dev_configure(), so that only a
port reconfiguration is needed to retry.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
drivers/net/i40e/i40e_ethdev.c

index d8b8dab..3f463ac 100644 (file)
@@ -1142,11 +1142,8 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
        config_floating_veb(dev);
        /* Clear PXE mode */
        i40e_clear_pxe_mode(hw);
-       ret = i40e_dev_sync_phy_type(hw);
-       if (ret) {
-               PMD_INIT_LOG(ERR, "Failed to sync phy type: %d", ret);
-               goto err_sync_phy_type;
-       }
+       i40e_dev_sync_phy_type(hw);
+
        /*
         * On X710, performance number is far from the expectation on recent
         * firmware versions. The fix for this issue may not be integrated in
@@ -1331,7 +1328,6 @@ err_msix_pool_init:
 err_qp_pool_init:
 err_parameter_init:
 err_get_capabilities:
-err_sync_phy_type:
        (void)i40e_shutdown_adminq(hw);
 
        return ret;
@@ -1470,9 +1466,14 @@ i40e_dev_configure(struct rte_eth_dev *dev)
        struct i40e_adapter *ad =
                I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
        struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+       struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        enum rte_eth_rx_mq_mode mq_mode = dev->data->dev_conf.rxmode.mq_mode;
        int i, ret;
 
+       ret = i40e_dev_sync_phy_type(hw);
+       if (ret)
+               return ret;
+
        /* Initialize to TRUE. If any of Rx queues doesn't meet the
         * bulk allocation or vector Rx preconditions we will reset it.
         */
@@ -9176,8 +9177,11 @@ i40e_dev_sync_phy_type(struct i40e_hw *hw)
        status = i40e_aq_get_phy_capabilities(hw, false, true, &phy_ab,
                                              NULL);
 
-       if (status)
+       if (status) {
+               PMD_INIT_LOG(WARNING, "Failed to sync phy type: status=%d",
+                       status);
                return ret;
+       }
 
        return 0;
 }