ixgbe: add device support for 82598AT (copper 10GbE) adapters

[karo-tx-linux.git] / drivers / net / ixgbe / ixgbe_main.c

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 028bfb20412cb5c9e3a575e3e88b8cc2a60bb12b..2a12e97d5efed7ff28b1ae764a934357a973dc6a 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -68,6 +68,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
         board_82598 },
        {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598AF_SINGLE_PORT),
         board_82598 },
+       {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598AT),
+        board_82598 },
        {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598EB_CX4),
         board_82598 },
        {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598_CX4_DUAL_PORT),
@@ -904,6 +906,17 @@ static void ixgbe_set_itr_msix(struct ixgbe_q_vector *q_vector)
        return;
 }
 
+static void ixgbe_check_fan_failure(struct ixgbe_adapter *adapter, u32 eicr)
+{
+       struct ixgbe_hw *hw = &adapter->hw;
+
+       if ((adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) &&
+           (eicr & IXGBE_EICR_GPI_SDP1)) {
+               DPRINTK(PROBE, CRIT, "Fan has stopped, replace the adapter\n");
+               /* write to clear the interrupt */
+               IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP1);
+       }
+}
 
 static void ixgbe_check_lsc(struct ixgbe_adapter *adapter)
 {
@@ -928,6 +941,8 @@ static irqreturn_t ixgbe_msix_lsc(int irq, void *data)
        if (eicr & IXGBE_EICR_LSC)
                ixgbe_check_lsc(adapter);
 
+       ixgbe_check_fan_failure(adapter, eicr);
+
        if (!test_bit(__IXGBE_DOWN, &adapter->state))
                IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_OTHER);
 
@@ -1316,6 +1331,8 @@ static irqreturn_t ixgbe_intr(int irq, void *data)
        if (eicr & IXGBE_EICR_LSC)
                ixgbe_check_lsc(adapter);
 
+       ixgbe_check_fan_failure(adapter, eicr);
+
        if (netif_rx_schedule_prep(netdev, &adapter->q_vector[0].napi)) {
                adapter->tx_ring[0].total_packets = 0;
                adapter->tx_ring[0].total_bytes = 0;
@@ -1418,6 +1435,8 @@ static inline void ixgbe_irq_enable(struct ixgbe_adapter *adapter)
 {
        u32 mask;
        mask = IXGBE_EIMS_ENABLE_MASK;
+       if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE)
+               mask |= IXGBE_EIMS_GPI_SDP1;
        IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
        IXGBE_WRITE_FLUSH(&adapter->hw);
 }
@@ -1927,6 +1946,13 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter)
                IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE);
        }
 
+       /* Enable fan failure interrupt if media type is copper */
+       if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) {
+               gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
+               gpie |= IXGBE_SDP1_GPIEN;
+               IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie);
+       }
+
        mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD);
        if (max_frame != (mhadd >> IXGBE_MHADD_MFS_SHIFT)) {
                mhadd &= ~IXGBE_MHADD_MFS_MASK;
@@ -2564,6 +2590,9 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter)
        rss = min(IXGBE_MAX_RSS_INDICES, (int)num_online_cpus());
        adapter->ring_feature[RING_F_RSS].indices = rss;
        adapter->flags |= IXGBE_FLAG_RSS_ENABLED;
+       if (hw->mac.ops.get_media_type &&
+           (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper))
+               adapter->flags |= IXGBE_FLAG_FAN_FAIL_CAPABLE;
 
        /* default flow control settings */
        hw->fc.original_type = ixgbe_fc_none;
@@ -3691,6 +3720,10 @@ static int ixgbe_link_config(struct ixgbe_hw *hw)
        /* must always autoneg for both 1G and 10G link */
        hw->mac.autoneg = true;
 
+       if ((hw->mac.type == ixgbe_mac_82598EB) &&
+           (hw->phy.media_type == ixgbe_media_type_copper))
+               autoneg = IXGBE_LINK_SPEED_82598_AUTONEG;
+
        return hw->mac.ops.setup_link_speed(hw, autoneg, true, true);
 }