igc: Add HW initialization code

Add code for hardware initialization and reset
Add code for semaphore handling

Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index db7b6820e0f0..f2ad49fcd39b 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -64,6 +64,14 @@ enum latency_range {
 
 static void igc_reset(struct igc_adapter *adapter)
 {
+        struct pci_dev *pdev = adapter->pdev;
+        struct igc_hw *hw = &adapter->hw;
+
+        hw->mac.ops.reset_hw(hw);
+
+        if (hw->mac.ops.init_hw(hw))
+                dev_err(&pdev->dev, "Hardware Error\n");
+
         if (!netif_running(adapter->netdev))
                 igc_power_down_link(adapter);
 }
@@ -3556,6 +3564,19 @@ static int igc_sw_init(struct igc_adapter *adapter)
 }
 
 /**
+ * igc_get_hw_dev - return device
+ * @hw: pointer to hardware structure
+ *
+ * used by hardware layer to print debugging information
+ */
+struct net_device *igc_get_hw_dev(struct igc_hw *hw)
+{
+        struct igc_adapter *adapter = hw->back;
+
+        return adapter->netdev;
+}
+
+/**
  * igc_init_module - Driver Registration Routine
  *
  * igc_init_module is the first routine called when the driver is