X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fnet%2Fixgbe%2Fixgbe_dcb_nl.c;h=71da325dfa800bc73a17df67cfa3a3c2af3037cd;hb=aadd8184ae4b3f0c7874929a1b0248aafc29e509;hp=e05c62ac56b2ef84f55754fffabab88a9802adee;hpb=8450ff8cd7fba6e78c07d7c14bf4dc582f8a6c3d;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index e05c62a..71da325 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -36,6 +36,7 @@
 #define BIT_PFC		0x02
 #define BIT_PG_RX	0x04
 #define BIT_PG_TX	0x08
+#define BIT_APP_UPCHG	0x10
 #define BIT_RESETLINK   0x40
 #define BIT_LINKSPEED   0x80
 
@@ -222,7 +223,7 @@ static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
 
 	if (adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] !=
 	    adapter->dcb_cfg.bw_percentage[0][bwg_id]) {
-		adapter->dcb_set_bitmap |= BIT_PG_RX;
+		adapter->dcb_set_bitmap |= BIT_PG_TX;
 		adapter->dcb_set_bitmap |= BIT_RESETLINK;
 	}
 }
@@ -340,6 +341,12 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 	if (!adapter->dcb_set_bitmap)
 		return DCB_NO_HW_CHG;
 
+	ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
+				 adapter->ring_feature[RING_F_DCB].indices);
+
+	if (ret)
+		return DCB_NO_HW_CHG;
+
 	/*
 	 * Only take down the adapter if the configuration change
 	 * requires a reset.
@@ -348,16 +355,14 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 		while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 			msleep(1);
 
-		if (netif_running(netdev))
-			ixgbe_down(adapter);
-	}
-
-	ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
-				 adapter->ring_feature[RING_F_DCB].indices);
-	if (ret) {
-		if (adapter->dcb_set_bitmap & BIT_RESETLINK)
-			clear_bit(__IXGBE_RESETTING, &adapter->state);
-		return DCB_NO_HW_CHG;
+		if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) {
+			if (netif_running(netdev))
+				netdev->netdev_ops->ndo_stop(netdev);
+			ixgbe_clear_interrupt_scheme(adapter);
+		} else {
+			if (netif_running(netdev))
+				ixgbe_down(adapter);
+		}
 	}
 
 	if (adapter->dcb_cfg.pfc_mode_enable) {
@@ -373,8 +378,14 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 	}
 
 	if (adapter->dcb_set_bitmap & BIT_RESETLINK) {
-		if (netif_running(netdev))
-			ixgbe_up(adapter);
+		if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) {
+			ixgbe_init_interrupt_scheme(adapter);
+			if (netif_running(netdev))
+				netdev->netdev_ops->ndo_open(netdev);
+		} else {
+			if (netif_running(netdev))
+				ixgbe_up(adapter);
+		}
 		ret = DCB_HW_CHG_RST;
 	} else if (adapter->dcb_set_bitmap & BIT_PFC) {
 		if (adapter->hw.mac.type == ixgbe_mac_82598EB)
@@ -477,10 +488,79 @@ static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state)
 	if (adapter->temp_dcb_cfg.pfc_mode_enable !=
 		adapter->dcb_cfg.pfc_mode_enable)
 		adapter->dcb_set_bitmap |= BIT_PFC;
-	return;
 }
 
-struct dcbnl_rtnl_ops dcbnl_ops = {
+/**
+ * ixgbe_dcbnl_getapp - retrieve the DCBX application user priority
+ * @netdev : the corresponding netdev
+ * @idtype : identifies the id as ether type or TCP/UDP port number
+ * @id: id is either ether type or TCP/UDP port number
+ *
+ * Returns : on success, returns a non-zero 802.1p user priority bitmap
+ * otherwise returns 0 as the invalid user priority bitmap to indicate an
+ * error.
+ */
+static u8 ixgbe_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id)
+{
+	u8 rval = 0;
+
+	switch (idtype) {
+	case DCB_APP_IDTYPE_ETHTYPE:
+#ifdef IXGBE_FCOE
+		if (id == ETH_P_FCOE)
+			rval = ixgbe_fcoe_getapp(netdev_priv(netdev));
+#endif
+		break;
+	case DCB_APP_IDTYPE_PORTNUM:
+		break;
+	default:
+		break;
+	}
+	return rval;
+}
+
+/**
+ * ixgbe_dcbnl_setapp - set the DCBX application user priority
+ * @netdev : the corresponding netdev
+ * @idtype : identifies the id as ether type or TCP/UDP port number
+ * @id: id is either ether type or TCP/UDP port number
+ * @up: the 802.1p user priority bitmap
+ *
+ * Returns : 0 on success or 1 on error
+ */
+static u8 ixgbe_dcbnl_setapp(struct net_device *netdev,
+                             u8 idtype, u16 id, u8 up)
+{
+	u8 rval = 1;
+
+	switch (idtype) {
+	case DCB_APP_IDTYPE_ETHTYPE:
+#ifdef IXGBE_FCOE
+		if (id == ETH_P_FCOE) {
+			u8 tc;
+			struct ixgbe_adapter *adapter;
+
+			adapter = netdev_priv(netdev);
+			tc = adapter->fcoe.tc;
+			rval = ixgbe_fcoe_setapp(adapter, up);
+			if ((!rval) && (tc != adapter->fcoe.tc) &&
+			    (adapter->flags & IXGBE_FLAG_DCB_ENABLED) &&
+			    (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) {
+				adapter->dcb_set_bitmap |= BIT_APP_UPCHG;
+				adapter->dcb_set_bitmap |= BIT_RESETLINK;
+			}
+		}
+#endif
+		break;
+	case DCB_APP_IDTYPE_PORTNUM:
+		break;
+	default:
+		break;
+	}
+	return rval;
+}
+
+const struct dcbnl_rtnl_ops dcbnl_ops = {
 	.getstate	= ixgbe_dcbnl_get_state,
 	.setstate	= ixgbe_dcbnl_set_state,
 	.getpermhwaddr	= ixgbe_dcbnl_get_perm_hw_addr,
@@ -500,5 +580,7 @@ struct dcbnl_rtnl_ops dcbnl_ops = {
 	.setnumtcs	= ixgbe_dcbnl_setnumtcs,
 	.getpfcstate	= ixgbe_dcbnl_getpfcstate,
 	.setpfcstate	= ixgbe_dcbnl_setpfcstate,
+	.getapp		= ixgbe_dcbnl_getapp,
+	.setapp		= ixgbe_dcbnl_setapp,
 };