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Date:	Tue,  9 Dec 2014 03:22:38 -0800
From:	Jeff Kirsher <>
Cc:	Shannon Nelson <>,,,,,
	Jeff Kirsher <>
Subject: [net-next 01/13] i40e: clear NVM update state on ethtool test

From: Shannon Nelson <>

Once in a great while the NVMUpdate tools and the driver get out
of phase with each other.  This gives us a way to reset things
without having to unload the driver.

Change-ID: I353f688236249a666a90ba3e7233e0ed8c1a04e9
Signed-off-by: Shannon Nelson <>
Tested-by: Jim Young <>
Signed-off-by: Jeff Kirsher <>
 drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index fcd815d..25242f5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -1393,6 +1393,9 @@ static int i40e_eeprom_test(struct net_device *netdev, u64 *data)
 	netif_info(pf, hw, netdev, "eeprom test\n");
 	*data = i40e_diag_eeprom_test(&pf->hw);
+	/* forcebly clear the NVM Update state machine */
+	pf->hw.nvmupd_state = I40E_NVMUPD_STATE_INIT;
 	return *data;

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