diff options
| author | Bruce Allan <bruce.w.allan@intel.com> | 2011-02-25 06:36:25 (GMT) |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-03-11 10:03:35 (GMT) |
| commit | 5661aeb08edcef6799861f92817f593c1fd7b272 (patch) | |
| tree | 1cbf6d455075e98a03fdadf059c696693bcd2cb6 /drivers/net/e1000e/ethtool.c | |
| parent | d8d5f8aebb857f979fbe9099c9acc2ed486706be (diff) | |
| download | linux-5661aeb08edcef6799861f92817f593c1fd7b272.tar.xz | |
e1000e: extend timeout for ethtool link test diagnostic
With some PHYs supported by this driver, link establishment can take a
little longer when connected to certain switches. Extend the timeout to
reduce the number of false diagnostic failures, and cleanup a code style
issue in the same function.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/e1000e/ethtool.c')
| -rw-r--r-- | drivers/net/e1000e/ethtool.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c index d4e51aa..8e276dc 100644 --- a/drivers/net/e1000e/ethtool.c +++ b/drivers/net/e1000e/ethtool.c @@ -1666,10 +1666,13 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) } else { hw->mac.ops.check_for_link(hw); if (hw->mac.autoneg) - msleep(4000); + /* + * On some Phy/switch combinations, link establishment + * can take a few seconds more than expected. + */ + msleep(5000); - if (!(er32(STATUS) & - E1000_STATUS_LU)) + if (!(er32(STATUS) & E1000_STATUS_LU)) *data = 1; } return *data; |