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i40e: For VF reset (VFR and VFLR) add some more delay

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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>
This commit is contained in:
Anjali Singhai Jain 2015-04-07 19:45:35 -04:00 committed by Jeff Kirsher
parent 532b045588
commit 57175ac198
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
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@ -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);