netdev - [net-next-2.6 PATCH 4/5] ixgbe: Add support for NETIF_F_FCOE

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Date:	Wed, 22 Jul 2009 16:29:32 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, linux-scsi@...r.kernel.org,
	devel@...n-fcoe.org, gospo@...hat.com, Yi Zou <yi.zou@...el.com>,
	Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next-2.6 PATCH 4/5] ixgbe: Add support for NETIF_F_FCOE_MTU to
	82599 devices

From: Yi Zou <yi.zou@...el.com>

Enable netdev feature flag bit NETIF_F_FCOE_MTU for 82599 devices and enable
jumbo frame correspondingly when NETIF_F_FCOE_MTU is set.

Signed-off-by: Yi Zou <yi.zou@...el.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---

 drivers/net/ixgbe/ixgbe_main.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index d89c695..2852a17 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2043,7 +2043,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 	else
 		hlreg0 |= IXGBE_HLREG0_JUMBOEN;
 #ifdef IXGBE_FCOE
-	if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)
+	if (netdev->features & NETIF_F_FCOE_MTU)
 		hlreg0 |= IXGBE_HLREG0_JUMBOEN;
 #endif
 	IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
@@ -2070,7 +2070,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 		adapter->rx_ring[i].rx_buf_len = rx_buf_len;
 
 #ifdef IXGBE_FCOE
-		if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
+		if (netdev->features & NETIF_F_FCOE_MTU) {
 			struct ixgbe_ring_feature *f;
 			f = &adapter->ring_feature[RING_F_FCOE];
 			if ((rx_buf_len < IXGBE_FCOE_JUMBO_FRAME_SIZE) &&
@@ -2619,7 +2619,7 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter)
 
 #ifdef IXGBE_FCOE
 	/* adjust max frame to be able to do baby jumbo for FCoE */
-	if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&
+	if ((netdev->features & NETIF_F_FCOE_MTU) &&
 	    (max_frame < IXGBE_FCOE_JUMBO_FRAME_SIZE))
 		max_frame = IXGBE_FCOE_JUMBO_FRAME_SIZE;
 
@@ -5588,8 +5588,10 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 			if (!(device_caps & IXGBE_DEVICE_CAPS_FCOE_OFFLOADS)) {
 				netdev->features |= NETIF_F_FCOE_CRC;
 				netdev->features |= NETIF_F_FSO;
+				netdev->features |= NETIF_F_FCOE_MTU;
 				netdev->vlan_features |= NETIF_F_FCOE_CRC;
 				netdev->vlan_features |= NETIF_F_FSO;
+				netdev->vlan_features |= NETIF_F_FCOE_MTU;
 				netdev->fcoe_ddp_xid = IXGBE_FCOE_DDP_MAX - 1;
 			} else {
 				adapter->flags &= ~IXGBE_FLAG_FCOE_ENABLED;

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