[dpdk-dev] [PATCH] igb: support setting link up or down

[Aaron Campbell]

Add driver functions to set link state up or down.

Signed-off-by: Aaron Campbell <aaron at arbor.net>
---
 drivers/net/e1000/igb_ethdev.c | 37 ++++++++++++++++++++++++++++++++-----
 1 file changed, 32 insertions(+), 5 deletions(-)

diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index b822992..f8df691 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -89,6 +89,8 @@
 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);
@@ -322,6 +324,8 @@ 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,
@@ -1151,7 +1155,7 @@ 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)
@@ -1357,10 +1361,7 @@ 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);

@@ -1407,6 +1408,32 @@ 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)
 {
-- 
2.7.4