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authorAnjali Singhai Jain2015-04-07 19:45:35 -0400
committerJeff Kirsher2015-04-14 17:58:06 -0700
commit57175ac1987bf770122f6fe5056fe73269add00f (patch)
tree158a3d87253d6b65f93c0794f0b9c5bda5f702e6 /drivers/net/ethernet
parent532b045588f5a0f65df90e5d3de1afe89926449e (diff)
i40e: For VF reset (VFR and VFLR) add some more delay
With a HW issue that was recently discovered, after a VFLR HW might be indicating to us a reset completion little too early. So wait another 10 msec for cache to be cleaned up. Change-ID: I6a24dcf5dd7ffcd6500246e717411ef58532d1e9 Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com> Tested-by: Jim Young <james.m.young@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 98e09219ffb7..78d1c4ff565e 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -812,6 +812,9 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr)
}
}
+ if (flr)
+ usleep_range(10000, 20000);
+
if (!rsd)
dev_err(&pf->pdev->dev, "VF reset check timeout on VF %d\n",
vf->vf_id);