net/igb: support setting link up or down

Add driver functions to set link state up or down.

Signed-off-by: Aaron Campbell <aaron@arbor.net>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>

diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index b9b9eaf..dea50f3 100644 (file)
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -102,6 +102,8 @@
 static int  eth_igb_configure(struct rte_eth_dev *dev);
 static int  eth_igb_start(struct rte_eth_dev *dev);
 static void eth_igb_stop(struct rte_eth_dev *dev);
+static int  eth_igb_dev_set_link_up(struct rte_eth_dev *dev);
+static int  eth_igb_dev_set_link_down(struct rte_eth_dev *dev);
 static void eth_igb_close(struct rte_eth_dev *dev);
 static void eth_igb_promiscuous_enable(struct rte_eth_dev *dev);
 static void eth_igb_promiscuous_disable(struct rte_eth_dev *dev);
@@ -338,6 +340,8 @@ static const struct eth_dev_ops eth_igb_ops = {
        .dev_configure        = eth_igb_configure,
        .dev_start            = eth_igb_start,
        .dev_stop             = eth_igb_stop,
+       .dev_set_link_up      = eth_igb_dev_set_link_up,
+       .dev_set_link_down    = eth_igb_dev_set_link_down,
        .dev_close            = eth_igb_close,
        .promiscuous_enable   = eth_igb_promiscuous_enable,
        .promiscuous_disable  = eth_igb_promiscuous_disable,
@@ -1213,7 +1217,7 @@ eth_igb_start(struct rte_eth_dev *dev)
        rte_intr_disable(intr_handle);
 
        /* Power up the phy. Needed to make the link go Up */
-       e1000_power_up_phy(hw);
+       eth_igb_dev_set_link_up(dev);
 
        /*
         * Packet Buffer Allocation (PBA)
@@ -1419,10 +1423,7 @@ eth_igb_stop(struct rte_eth_dev *dev)
        }
 
        /* Power down the phy. Needed to make the link go Down */
-       if (hw->phy.media_type == e1000_media_type_copper)
-               e1000_power_down_phy(hw);
-       else
-               e1000_shutdown_fiber_serdes_link(hw);
+       eth_igb_dev_set_link_down(dev);
 
        igb_dev_clear_queues(dev);
 
@@ -1469,6 +1470,32 @@ eth_igb_stop(struct rte_eth_dev *dev)
        }
 }
 
+static int
+eth_igb_dev_set_link_up(struct rte_eth_dev *dev)
+{
+       struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+       if (hw->phy.media_type == e1000_media_type_copper)
+               e1000_power_up_phy(hw);
+       else
+               e1000_power_up_fiber_serdes_link(hw);
+
+       return 0;
+}
+
+static int
+eth_igb_dev_set_link_down(struct rte_eth_dev *dev)
+{
+       struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+       if (hw->phy.media_type == e1000_media_type_copper)
+               e1000_power_down_phy(hw);
+       else
+               e1000_shutdown_fiber_serdes_link(hw);
+
+       return 0;
+}
+
 static void
 eth_igb_close(struct rte_eth_dev *dev)
 {