As ixgbe vf doesn't support lsc, the patch removes those unused code.
In addition, it does some tiny cleanup.

Signed-off-by: Cunming Liang <cunming.liang at intel.com>
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 62 +---------------------------------------
 1 file changed, 1 insertion(+), 61 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 948a84f..c0dbf79 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -208,8 +208,6 @@ static void ixgbe_dcb_init(struct ixgbe_hw *hw,struct 
ixgbe_dcb_config *dcb_conf
 /* For Virtual Function support */
 static int eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev);
 static int eth_ixgbevf_dev_uninit(struct rte_eth_dev *eth_dev);
-static int ixgbevf_dev_interrupt_get_status(struct rte_eth_dev *dev);
-static int ixgbevf_dev_interrupt_action(struct rte_eth_dev *dev);
 static int  ixgbevf_dev_configure(struct rte_eth_dev *dev);
 static int  ixgbevf_dev_start(struct rte_eth_dev *dev);
 static void ixgbevf_dev_stop(struct rte_eth_dev *dev);
@@ -225,8 +223,6 @@ static void ixgbevf_vlan_strip_queue_set(struct rte_eth_dev 
*dev,
                uint16_t queue, int on);
 static void ixgbevf_vlan_offload_set(struct rte_eth_dev *dev, int mask);
 static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on);
-static void ixgbevf_dev_interrupt_handler(struct rte_intr_handle *handle,
-                                         void *param);
 static int ixgbevf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev,
                                            uint16_t queue_id);
 static int ixgbevf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev,
@@ -3067,30 +3063,6 @@ ixgbe_dev_interrupt_get_status(struct rte_eth_dev *dev)
        return 0;
 }

-static int
-ixgbevf_dev_interrupt_get_status(struct rte_eth_dev *dev)
-{
-       uint32_t eicr;
-       struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
-       struct ixgbe_interrupt *intr =
-               IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
-
-       /* clear all cause mask */
-       ixgbevf_intr_disable(hw);
-
-       /* read-on-clear nic registers here */
-       eicr = IXGBE_READ_REG(hw, IXGBE_VTEICR);
-       PMD_DRV_LOG(INFO, "eicr %x", eicr);
-
-       intr->flags = 0;
-
-       /* set flag for async link update */
-       if (eicr & IXGBE_EICR_LSC)
-               intr->flags |= IXGBE_FLAG_NEED_LINK_UPDATE;
-
-       return 0;
-}
-
 /**
  * It gets and then prints the link status.
  *
@@ -3186,18 +3158,6 @@ ixgbe_dev_interrupt_action(struct rte_eth_dev *dev)
        return 0;
 }

-static int
-ixgbevf_dev_interrupt_action(struct rte_eth_dev *dev)
-{
-       struct ixgbe_hw *hw =
-               IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
-
-       PMD_DRV_LOG(DEBUG, "enable intr immediately");
-       ixgbevf_intr_enable(hw);
-       rte_intr_enable(&dev->pci_dev->intr_handle);
-       return 0;
-}
-
 /**
  * Interrupt handler which shall be registered for alarm callback for delayed
  * handling specific interrupt to wait for the stable nic state. As the
@@ -3260,16 +3220,6 @@ ixgbe_dev_interrupt_handler(__rte_unused struct 
rte_intr_handle *handle,
        ixgbe_dev_interrupt_action(dev);
 }

-static void
-ixgbevf_dev_interrupt_handler(__rte_unused struct rte_intr_handle *handle,
-                             void *param)
-{
-       struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
-
-       ixgbevf_dev_interrupt_get_status(dev);
-       ixgbevf_dev_interrupt_action(dev);
-}
-
 static int
 ixgbe_dev_led_on(struct rte_eth_dev *dev)
 {
@@ -3896,16 +3846,6 @@ ixgbevf_dev_start(struct rte_eth_dev *dev)
        }
        ixgbevf_configure_msix(dev);

-       if (dev->data->dev_conf.intr_conf.lsc != 0) {
-               if (rte_intr_allow_others(intr_handle))
-                       rte_intr_callback_register(intr_handle,
-                                       ixgbevf_dev_interrupt_handler,
-                                       (void *)dev);
-               else
-                       PMD_INIT_LOG(INFO, "lsc won't enable because of"
-                                    " no intr multiplex\n");
-       }
-
        rte_intr_enable(intr_handle);

        /* Re-enable interrupt for VF */
@@ -4658,7 +4598,7 @@ ixgbevf_configure_msix(struct rte_eth_dev *dev)
                intr_handle->intr_vec[q_idx] = vector_idx;
        }

-       /* Configure VF Rx queue ivar */
+       /* Configure VF other cause ivar */
        ixgbevf_set_ivar_map(hw, -1, 1, vector_idx);
 }

-- 
2.4.3

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