net/ixgbe: fix blocked interrupts

[dpdk.git] / drivers / net / ixgbe / ixgbe_ethdev.c

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index bdf4e2b..ad63e5a 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -3786,7 +3786,6 @@ ixgbe_dev_interrupt_action(struct rte_eth_dev *dev,
                IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
        int64_t timeout;
        struct rte_eth_link link;
-       int intr_enable_delay = false;
        struct ixgbe_hw *hw =
                IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 
@@ -3819,20 +3818,19 @@ ixgbe_dev_interrupt_action(struct rte_eth_dev *dev,
                        timeout = IXGBE_LINK_DOWN_CHECK_TIMEOUT;
 
                ixgbe_dev_link_status_print(dev);
-
-               intr_enable_delay = true;
-       }
-
-       if (intr_enable_delay) {
+               intr->mask_original = intr->mask;
+               /* only disable lsc interrupt */
+               intr->mask &= ~IXGBE_EIMS_LSC;
                if (rte_eal_alarm_set(timeout * 1000,
                                      ixgbe_dev_interrupt_delayed_handler, (void *)dev) < 0)
                        PMD_DRV_LOG(ERR, "Error setting alarm");
-       } else {
-               PMD_DRV_LOG(DEBUG, "enable intr immediately");
-               ixgbe_enable_intr(dev);
-               rte_intr_enable(intr_handle);
+               else
+                       intr->mask = intr->mask_original;
        }
 
+       PMD_DRV_LOG(DEBUG, "enable intr immediately");
+       ixgbe_enable_intr(dev);
+       rte_intr_enable(intr_handle);
 
        return 0;
 }
@@ -3863,6 +3861,8 @@ ixgbe_dev_interrupt_delayed_handler(void *param)
                IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        uint32_t eicr;
 
+       ixgbe_disable_intr(hw);
+
        eicr = IXGBE_READ_REG(hw, IXGBE_EICR);
        if (eicr & IXGBE_EICR_MAILBOX)
                ixgbe_pf_mbx_process(dev);
@@ -3885,6 +3885,10 @@ ixgbe_dev_interrupt_delayed_handler(void *param)
                intr->flags &= ~IXGBE_FLAG_MACSEC;
        }
 
+       /* restore original mask */
+       intr->mask = intr->mask_original;
+       intr->mask_original = 0;
+
        PMD_DRV_LOG(DEBUG, "enable intr in delayed handler S[%08x]", eicr);
        ixgbe_enable_intr(dev);
        rte_intr_enable(intr_handle);