netdev - [PATCH net-2.6 3/5] bnx2x: Move to D0 before clearing MSI/MSI-X configuration.

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Message-ID: <1294575619.31551.17.camel@lb-tlvb-vladz>
Date:	Sun, 9 Jan 2011 14:20:19 +0200
From:	"Vladislav Zolotarov" <vladz@...adcom.com>
To:	"Dave Miller" <davem@...emloft.net>
cc:	"netdev list" <netdev@...r.kernel.org>,
	"Eilon Greenstein" <eilong@...adcom.com>
Subject: [PATCH net-2.6 3/5] bnx2x: Move to D0 before clearing MSI/MSI-X
 configuration.

Move to D0 before clearing MSI/MSI-X configuration. Otherwise MSI/MSI-X
won't be cleared.

Signed-off-by: Vladislav Zolotarov <vladz@...adcom.com>
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
 drivers/net/bnx2x/bnx2x_main.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 2689f02..78cb2e0 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -9106,9 +9106,15 @@ static void __devexit bnx2x_remove_one(struct pci_dev *pdev)
 	/* Delete all NAPI objects */
 	bnx2x_del_all_napi(bp);
 
+	/* Power on: we can't let PCI layer write to us while we are in D3 */
+	bnx2x_set_power_state(bp, PCI_D0);
+
 	/* Disable MSI/MSI-X */
 	bnx2x_disable_msi(bp);
 
+	/* Power off */
+	bnx2x_set_power_state(bp, PCI_D3hot);
+
 	/* Make sure RESET task is not scheduled before continuing */
 	cancel_delayed_work_sync(&bp->reset_task);
 
-- 
1.7.0.4




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