netdev - [net-2.6 PATCH 2/2] ixgbe: fix WOL register setup for 82599

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Date:	Thu, 11 Feb 2010 06:14:08 -0800
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, gospo@...hat.com,
	Don Skidmore <donald.c.skidmore@...el.com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-2.6 PATCH 2/2] ixgbe: fix WOL register setup for 82599

From: Don Skidmore <donald.c.skidmore@...el.com>

We need to have the WUS register set to all 1's in order for the hardware
to be capable of ever waking up.  Set it here in the ixgbe_probe().

Signed-off-by: Don Skidmore <donald.c.skidmore@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---

 drivers/net/ixgbe/ixgbe_main.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 7b7c848..951b73c 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5763,6 +5763,10 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 	if (err)
 		goto err_sw_init;
 
+	/* Make it possible the adapter to be woken up via WOL */
+	if (adapter->hw.mac.type == ixgbe_mac_82599EB)
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0);
+
 	/*
 	 * If there is a fan on this device and it has failed log the
 	 * failure.

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