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author | Akeem G Abodunrin <akeem.g.abodunrin@intel.com> | 2018-10-26 10:40:52 -0700 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-11-06 12:46:47 -0800 |
commit | 0f5d4c21a50716f8bd4e220544b82dca7408d113 (patch) | |
tree | 753b8ac8ce8b883f89023c3406b8dd13565f099e | |
parent | afd9d4ab58db20029a75cf82f23b6a5641cd7d6f (diff) | |
download | linux-stable-0f5d4c21a50716f8bd4e220544b82dca7408d113.tar.gz linux-stable-0f5d4c21a50716f8bd4e220544b82dca7408d113.tar.bz2 linux-stable-0f5d4c21a50716f8bd4e220544b82dca7408d113.zip |
ice: Fix dead device link issue with flow control
Setting Rx or Tx pause parameter currently results in link loss on the
interface, requiring the platform/host to be cold power cycled. Fix it.
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_ethtool.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 96923580f2a6..648acdb4c644 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -1517,10 +1517,15 @@ ice_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) } if (!test_bit(__ICE_DOWN, pf->state)) { - /* Give it a little more time to try to come back */ + /* Give it a little more time to try to come back. If still + * down, restart autoneg link or reinitialize the interface. + */ msleep(75); if (!test_bit(__ICE_DOWN, pf->state)) return ice_nway_reset(netdev); + + ice_down(vsi); + ice_up(vsi); } return err; |