Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

6 files changed, 128 insertions, 110 deletions

diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index a7ae4d45b53d..03eb54f4f1cc 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -921,61 +921,6 @@ static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw)
 }
 
 /**
- *  ixgbe_blink_led_start_82598 - Blink LED based on index.
- *  @hw: pointer to hardware structure
- *  @index: led number to blink
- **/
-static s32 ixgbe_blink_led_start_82598(struct ixgbe_hw *hw, u32 index)
-{
-        ixgbe_link_speed speed = 0;
-        bool link_up = 0;
-        u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
-        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
-        /*
-         * Link must be up to auto-blink the LEDs on the 82598EB MAC;
-         * force it if link is down.
-         */
-        hw->mac.ops.check_link(hw, &speed, &link_up, false);
-
-        if (!link_up) {
-                autoc_reg |= IXGBE_AUTOC_FLU;
-                IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
-                msleep(10);
-        }
-
-        led_reg &= ~IXGBE_LED_MODE_MASK(index);
-        led_reg |= IXGBE_LED_BLINK(index);
-        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
-        IXGBE_WRITE_FLUSH(hw);
-
-        return 0;
-}
-
-/**
- *  ixgbe_blink_led_stop_82598 - Stop blinking LED based on index.
- *  @hw: pointer to hardware structure
- *  @index: led number to stop blinking
- **/
-static s32 ixgbe_blink_led_stop_82598(struct ixgbe_hw *hw, u32 index)
-{
-        u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
-        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
-        autoc_reg &= ~IXGBE_AUTOC_FLU;
-        autoc_reg |= IXGBE_AUTOC_AN_RESTART;
-        IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
-
-        led_reg &= ~IXGBE_LED_MODE_MASK(index);
-        led_reg &= ~IXGBE_LED_BLINK(index);
-        led_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index);
-        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
-        IXGBE_WRITE_FLUSH(hw);
-
-        return 0;
-}
-
-/**
  *  ixgbe_read_analog_reg8_82598 - Reads 8 bit Atlas analog register
  *  @hw: pointer to hardware structure
  *  @reg: analog register to read
@@ -1197,8 +1142,8 @@ static struct ixgbe_mac_operations mac_ops_82598 = {
         .get_link_capabilities  = &ixgbe_get_link_capabilities_82598,
         .led_on                 = &ixgbe_led_on_generic,
         .led_off                = &ixgbe_led_off_generic,
-        .blink_led_start        = &ixgbe_blink_led_start_82598,
-        .blink_led_stop         = &ixgbe_blink_led_stop_82598,
+        .blink_led_start        = &ixgbe_blink_led_start_generic,
+        .blink_led_stop         = &ixgbe_blink_led_stop_generic,
         .set_rar                = &ixgbe_set_rar_generic,
         .clear_rar              = &ixgbe_clear_rar_generic,
         .set_vmdq               = &ixgbe_set_vmdq_82598,
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index b3f4e96a018c..9e824b450416 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -68,8 +68,6 @@ s32 ixgbe_clear_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
 s32 ixgbe_set_vfta_82599(struct ixgbe_hw *hw, u32 vlan,
                          u32 vind, bool vlan_on);
 s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw);
-s32 ixgbe_blink_led_stop_82599(struct ixgbe_hw *hw, u32 index);
-s32 ixgbe_blink_led_start_82599(struct ixgbe_hw *hw, u32 index);
 s32 ixgbe_init_uta_tables_82599(struct ixgbe_hw *hw);
 s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val);
 s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val);
@@ -1039,40 +1037,6 @@ s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw)
 }
 
 /**
- *  ixgbe_blink_led_start_82599 - Blink LED based on index.
- *  @hw: pointer to hardware structure
- *  @index: led number to blink
- **/
-s32 ixgbe_blink_led_start_82599(struct ixgbe_hw *hw, u32 index)
-{
-        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
-        led_reg &= ~IXGBE_LED_MODE_MASK(index);
-        led_reg |= IXGBE_LED_BLINK(index);
-        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
-        IXGBE_WRITE_FLUSH(hw);
-
-        return 0;
-}
-
-/**
- *  ixgbe_blink_led_stop_82599 - Stop blinking LED based on index.
- *  @hw: pointer to hardware structure
- *  @index: led number to stop blinking
- **/
-s32 ixgbe_blink_led_stop_82599(struct ixgbe_hw *hw, u32 index)
-{
-        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
-        led_reg &= ~IXGBE_LED_MODE_MASK(index);
-        led_reg &= ~IXGBE_LED_BLINK(index);
-        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
-        IXGBE_WRITE_FLUSH(hw);
-
-        return 0;
-}
-
-/**
  *  ixgbe_init_uta_tables_82599 - Initialize the Unicast Table Array
  *  @hw: pointer to hardware structure
  **/
@@ -1353,8 +1317,8 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
         .get_link_capabilities  = &ixgbe_get_link_capabilities_82599,
         .led_on                 = &ixgbe_led_on_generic,
         .led_off                = &ixgbe_led_off_generic,
-        .blink_led_start        = &ixgbe_blink_led_start_82599,
-        .blink_led_stop         = &ixgbe_blink_led_stop_82599,
+        .blink_led_start        = &ixgbe_blink_led_start_generic,
+        .blink_led_stop         = &ixgbe_blink_led_stop_generic,
         .set_rar                = &ixgbe_set_rar_generic,
         .clear_rar              = &ixgbe_clear_rar_generic,
         .set_vmdq               = &ixgbe_set_vmdq_82599,
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index 2d4af5d2d3f7..5f2ee34e9d1d 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -2074,3 +2074,58 @@ s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval)
 
         return 0;
 }
+
+/**
+ *  ixgbe_blink_led_start_generic - Blink LED based on index.
+ *  @hw: pointer to hardware structure
+ *  @index: led number to blink
+ **/
+s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index)
+{
+        ixgbe_link_speed speed = 0;
+        bool link_up = 0;
+        u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+
+        /*
+         * Link must be up to auto-blink the LEDs;
+         * Force it if link is down.
+         */
+        hw->mac.ops.check_link(hw, &speed, &link_up, false);
+
+        if (!link_up) {
+                autoc_reg |= IXGBE_AUTOC_FLU;
+                IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
+                msleep(10);
+        }
+
+        led_reg &= ~IXGBE_LED_MODE_MASK(index);
+        led_reg |= IXGBE_LED_BLINK(index);
+        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
+        IXGBE_WRITE_FLUSH(hw);
+
+        return 0;
+}
+
+/**
+ *  ixgbe_blink_led_stop_generic - Stop blinking LED based on index.
+ *  @hw: pointer to hardware structure
+ *  @index: led number to stop blinking
+ **/
+s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index)
+{
+        u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+        u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+
+        autoc_reg &= ~IXGBE_AUTOC_FLU;
+        autoc_reg |= IXGBE_AUTOC_AN_RESTART;
+        IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
+
+        led_reg &= ~IXGBE_LED_MODE_MASK(index);
+        led_reg &= ~IXGBE_LED_BLINK(index);
+        led_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index);
+        IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
+        IXGBE_WRITE_FLUSH(hw);
+
+        return 0;
+}
diff --git a/drivers/net/ixgbe/ixgbe_common.h b/drivers/net/ixgbe/ixgbe_common.h
index 24f73e719c3f..dd260890ad0a 100644
--- a/drivers/net/ixgbe/ixgbe_common.h
+++ b/drivers/net/ixgbe/ixgbe_common.h
@@ -76,6 +76,9 @@ s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw);
 s32 ixgbe_read_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 *val);
 s32 ixgbe_write_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 val);
 
+s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index);
+s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index);
+
 #define IXGBE_WRITE_REG(a, reg, value) writel((value), ((a)->hw_addr + (reg)))
 
 #ifndef writeq
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index aafc120f164e..f0a20facc650 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -943,6 +943,24 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 }
 
 
+static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
+                               struct ethtool_wolinfo *wol)
+{
+        struct ixgbe_hw *hw = &adapter->hw;
+        int retval = 1;
+
+        switch(hw->device_id) {
+        case IXGBE_DEV_ID_82599_KX4:
+                retval = 0;
+                break;
+        default:
+                wol->supported = 0;
+                retval = 0;
+        }
+
+        return retval;
+}
+
 static void ixgbe_get_wol(struct net_device *netdev,
                           struct ethtool_wolinfo *wol)
 {
@@ -952,7 +970,8 @@ static void ixgbe_get_wol(struct net_device *netdev,
                          WAKE_BCAST | WAKE_MAGIC;
         wol->wolopts = 0;
 
-        if (!device_can_wakeup(&adapter->pdev->dev))
+        if (ixgbe_wol_exclusion(adapter, wol) ||
+            !device_can_wakeup(&adapter->pdev->dev))
                 return;
 
         if (adapter->wol & IXGBE_WUFC_EX)
@@ -974,6 +993,9 @@ static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
         if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
                 return -EOPNOTSUPP;
 
+        if (ixgbe_wol_exclusion(adapter, wol))
+                return wol->wolopts ? -EOPNOTSUPP : 0;
+
         adapter->wol = 0;
 
         if (wol->wolopts & WAKE_UCAST)
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 813c5bc1a8fa..0d9a3ac043a6 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2723,17 +2723,21 @@ static inline bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)
  **/
 static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
 {
-        /* Start with base case */
-        adapter->num_rx_queues = 1;
-        adapter->num_tx_queues = 1;
-
 #ifdef CONFIG_IXGBE_DCB
         if (ixgbe_set_dcb_queues(adapter))
-                return;
+                goto done;
 
 #endif
         if (ixgbe_set_rss_queues(adapter))
-                return;
+                goto done;
+
+        /* fallback to base case */
+        adapter->num_rx_queues = 1;
+        adapter->num_tx_queues = 1;
+
+done:
+        /* Notify the stack of the (possibly) reduced Tx Queue count. */
+        adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
 }
 
 static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
@@ -2992,9 +2996,6 @@ try_msi:
         }
 
 out:
-        /* Notify the stack of the (possibly) reduced Tx Queue count. */
-        adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
-
         return err;
 }
 
@@ -3611,9 +3612,9 @@ static int ixgbe_resume(struct pci_dev *pdev)
 
         return 0;
 }
-
 #endif /* CONFIG_PM */
-static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+
+static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake)
 {
         struct net_device *netdev = pci_get_drvdata(pdev);
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
@@ -3672,18 +3673,46 @@ static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
                 pci_enable_wake(pdev, PCI_D3cold, 0);
         }
 
+        *enable_wake = !!wufc;
+
         ixgbe_release_hw_control(adapter);
 
         pci_disable_device(pdev);
 
-        pci_set_power_state(pdev, pci_choose_state(pdev, state));
+        return 0;
+}
+
+#ifdef CONFIG_PM
+static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+        int retval;
+        bool wake;
+
+        retval = __ixgbe_shutdown(pdev, &wake);
+        if (retval)
+                return retval;
+
+        if (wake) {
+                pci_prepare_to_sleep(pdev);
+        } else {
+                pci_wake_from_d3(pdev, false);
+                pci_set_power_state(pdev, PCI_D3hot);
+        }
 
         return 0;
 }
+#endif /* CONFIG_PM */
 
 static void ixgbe_shutdown(struct pci_dev *pdev)
 {
-        ixgbe_suspend(pdev, PMSG_SUSPEND);
+        bool wake;
+
+        __ixgbe_shutdown(pdev, &wake);
+
+        if (system_state == SYSTEM_POWER_OFF) {
+                pci_wake_from_d3(pdev, wake);
+                pci_set_power_state(pdev, PCI_D3hot);
+        }
 }
 
 /**
@@ -4342,7 +4371,7 @@ static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
         int count = 0;
         unsigned int f;
 
-        r_idx = (adapter->num_tx_queues - 1) & skb->queue_mapping;
+        r_idx = skb->queue_mapping;
         tx_ring = &adapter->tx_ring[r_idx];
 
         if (adapter->vlgrp && vlan_tx_tag_present(skb)) {