Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1958 commits)
  net: pack skb_shared_info more efficiently
  net_sched: red: split red_parms into parms and vars
  net_sched: sfq: extend limits
  cnic: Improve error recovery on bnx2x devices
  cnic: Re-init dev->stats_addr after chip reset
  net_sched: Bug in netem reordering
  bna: fix sparse warnings/errors
  bna: make ethtool_ops and strings const
  xgmac: cleanups
  net: make ethtool_ops const
  vmxnet3" make ethtool ops const
  xen-netback: make ops structs const
  virtio_net: Pass gfp flags when allocating rx buffers.
  ixgbe: FCoE: Add support for ndo_get_fcoe_hbainfo() call
  netdev: FCoE: Add new ndo_get_fcoe_hbainfo() call
  igb: reset PHY after recovering from PHY power down
  igb: add basic runtime PM support
  igb: Add support for byte queue limits.
  e1000: cleanup CE4100 MDIO registers access
  e1000: unmap ce4100_gbe_mdio_base_virt in e1000_remove
  ...

1 files changed, 38 insertions, 58 deletions

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c
index 33b93ffb87cb..da31735311f1 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c
@@ -158,10 +158,6 @@ static void ixgbe_dcbnl_set_pg_tc_cfg_tx(struct net_device *netdev, int tc,
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 
-	/* Abort a bad configuration */
-	if (ffs(up_map) > adapter->dcb_cfg.num_tcs.pg_tcs)
-		return;
-
 	if (prio != DCB_ATTR_VALUE_UNDEFINED)
 		adapter->temp_dcb_cfg.tc_config[tc].path[0].prio_type = prio;
 	if (bwg_id != DCB_ATTR_VALUE_UNDEFINED)
@@ -185,7 +181,7 @@ static void ixgbe_dcbnl_set_pg_tc_cfg_tx(struct net_device *netdev, int tc,
 
 	if (adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap !=
 	     adapter->dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap)
-		adapter->dcb_set_bitmap |= BIT_PFC;
+		adapter->dcb_set_bitmap |= BIT_PFC | BIT_APP_UPCHG;
 }
 
 static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
@@ -206,10 +202,6 @@ static void ixgbe_dcbnl_set_pg_tc_cfg_rx(struct net_device *netdev, int tc,
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 
-	/* Abort bad configurations */
-	if (ffs(up_map) > adapter->dcb_cfg.num_tcs.pg_tcs)
-		return;
-
 	if (prio != DCB_ATTR_VALUE_UNDEFINED)
 		adapter->temp_dcb_cfg.tc_config[tc].path[1].prio_type = prio;
 	if (bwg_id != DCB_ATTR_VALUE_UNDEFINED)
@@ -309,6 +301,27 @@ static void ixgbe_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority,
 	*setting = adapter->dcb_cfg.tc_config[priority].dcb_pfc;
 }
 
+#ifdef IXGBE_FCOE
+static void ixgbe_dcbnl_devreset(struct net_device *dev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
+		usleep_range(1000, 2000);
+
+	if (netif_running(dev))
+		dev->netdev_ops->ndo_stop(dev);
+
+	ixgbe_clear_interrupt_scheme(adapter);
+	ixgbe_init_interrupt_scheme(adapter);
+
+	if (netif_running(dev))
+		dev->netdev_ops->ndo_open(dev);
+
+	clear_bit(__IXGBE_RESETTING, &adapter->state);
+}
+#endif
+
 static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
@@ -338,27 +351,6 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 	if (ret)
 		return DCB_NO_HW_CHG;
 
-#ifdef IXGBE_FCOE
-	if (up && !(up & (1 << adapter->fcoe.up)))
-		adapter->dcb_set_bitmap |= BIT_APP_UPCHG;
-
-	/*
-	 * Only take down the adapter if an app change occurred. FCoE
-	 * may shuffle tx rings in this case and this can not be done
-	 * without a reset currently.
-	 */
-	if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) {
-		while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
-			usleep_range(1000, 2000);
-
-		adapter->fcoe.up = ffs(up) - 1;
-
-		if (netif_running(netdev))
-			netdev->netdev_ops->ndo_stop(netdev);
-		ixgbe_clear_interrupt_scheme(adapter);
-	}
-#endif
-
 	if (adapter->dcb_cfg.pfc_mode_enable) {
 		switch (adapter->hw.mac.type) {
 		case ixgbe_mac_82599EB:
@@ -385,15 +377,6 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 		}
 	}
 
-#ifdef IXGBE_FCOE
-	if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) {
-		ixgbe_init_interrupt_scheme(adapter);
-		if (netif_running(netdev))
-			netdev->netdev_ops->ndo_open(netdev);
-		ret = DCB_HW_CHG_RST;
-	}
-#endif
-
 	if (adapter->dcb_set_bitmap & (BIT_PG_TX|BIT_PG_RX)) {
 		u16 refill[MAX_TRAFFIC_CLASS], max[MAX_TRAFFIC_CLASS];
 		u8 bwg_id[MAX_TRAFFIC_CLASS], prio_type[MAX_TRAFFIC_CLASS];
@@ -442,8 +425,19 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 	if (adapter->dcb_cfg.pfc_mode_enable)
 		adapter->hw.fc.current_mode = ixgbe_fc_pfc;
 
-	if (adapter->dcb_set_bitmap & BIT_APP_UPCHG)
-		clear_bit(__IXGBE_RESETTING, &adapter->state);
+#ifdef IXGBE_FCOE
+	/* Reprogam FCoE hardware offloads when the traffic class
+	 * FCoE is using changes. This happens if the APP info
+	 * changes or the up2tc mapping is updated.
+	 */
+	if ((up && !(up & (1 << adapter->fcoe.up))) ||
+	    (adapter->dcb_set_bitmap & BIT_APP_UPCHG)) {
+		adapter->fcoe.up = ffs(up) - 1;
+		ixgbe_dcbnl_devreset(netdev);
+		ret = DCB_HW_CHG_RST;
+	}
+#endif
+
 	adapter->dcb_set_bitmap = 0x00;
 	return ret;
 }
@@ -661,22 +655,6 @@ static int ixgbe_dcbnl_ieee_setpfc(struct net_device *dev,
 	return ixgbe_dcb_hw_pfc_config(&adapter->hw, pfc->pfc_en, prio_tc);
 }
 
-#ifdef IXGBE_FCOE
-static void ixgbe_dcbnl_devreset(struct net_device *dev)
-{
-	struct ixgbe_adapter *adapter = netdev_priv(dev);
-
-	if (netif_running(dev))
-		dev->netdev_ops->ndo_stop(dev);
-
-	ixgbe_clear_interrupt_scheme(adapter);
-	ixgbe_init_interrupt_scheme(adapter);
-
-	if (netif_running(dev))
-		dev->netdev_ops->ndo_open(dev);
-}
-#endif
-
 static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev,
 				   struct dcb_app *app)
 {
@@ -761,7 +739,9 @@ static u8 ixgbe_dcbnl_setdcbx(struct net_device *dev, u8 mode)
 		ixgbe_dcbnl_ieee_setets(dev, &ets);
 		ixgbe_dcbnl_ieee_setpfc(dev, &pfc);
 	} else if (mode & DCB_CAP_DCBX_VER_CEE) {
-		adapter->dcb_set_bitmap |= (BIT_PFC & BIT_PG_TX & BIT_PG_RX);
+		u8 mask = BIT_PFC | BIT_PG_TX | BIT_PG_RX | BIT_APP_UPCHG;
+
+		adapter->dcb_set_bitmap |= mask;
 		ixgbe_dcbnl_set_all(dev);
 	} else {
 		/* Drop into single TC mode strict priority as this