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i40e: Fix ethtool offline test

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If the system administrator is requesting an offline diagnostic test using
'ethtool -t' then we should, you know, actually take the device offline
before doing the testing.

Change-ID: I6afa1cbfcc821c9ab6e6f47ed4d8dc2d8dd20e82
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Jim Young <james.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Greg Rose 2015-02-26 16:14:35 +00:00 committed by Jeff Kirsher
parent 088c4ee370
commit 5b86c5cf75
1 changed files with 10 additions and 0 deletions
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10
drivers/net/ethernet/intel/i40e/i40e_ethtool.c
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@ -1530,6 +1530,7 @@ static void i40e_diag_test(struct net_device *netdev,
struct ethtool_test *eth_test, u64 *data) struct ethtool_test *eth_test, u64 *data)
{ {
struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_netdev_priv *np = netdev_priv(netdev);
bool if_running = netif_running(netdev);
struct i40e_pf *pf = np->vsi->back; struct i40e_pf *pf = np->vsi->back;
if (eth_test->flags == ETH_TEST_FL_OFFLINE) { if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
@ -1537,6 +1538,12 @@ static void i40e_diag_test(struct net_device *netdev,
netif_info(pf, drv, netdev, "offline testing starting\n"); netif_info(pf, drv, netdev, "offline testing starting\n");
set_bit(__I40E_TESTING, &pf->state); set_bit(__I40E_TESTING, &pf->state);
/* If the device is online then take it offline */
if (if_running)
/* indicate we're in test mode */
dev_close(netdev);
else
i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED));
/* Link test performed before hardware reset /* Link test performed before hardware reset
* so autoneg doesn't interfere with test result * so autoneg doesn't interfere with test result
@ -1559,6 +1566,9 @@ static void i40e_diag_test(struct net_device *netdev,
clear_bit(__I40E_TESTING, &pf->state); clear_bit(__I40E_TESTING, &pf->state);
i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED));
if (if_running)
dev_open(netdev);
} else { } else {
/* Online tests */ /* Online tests */
netif_info(pf, drv, netdev, "online testing starting\n"); netif_info(pf, drv, netdev, "online testing starting\n");