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authorAkeem G Abodunrin <akeem.g.abodunrin@intel.com>2016-04-01 03:56:03 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2016-04-06 18:06:22 -0700
commit30728c5bdf2ac6618eebf6949a2e59b3c4cf640f (patch)
tree83d4668a738f2d600edbb3592853dc0852da2228
parent89dd05512b79ee9ba0950f1ba1fb8077ec898ea2 (diff)
i40e: Move HW flush
This patch moves the HW flush routine to the end of the reset flow, after the completion of writing to the device VFLR registers- the benefit is to avoid problems in the passthrough routines. Change-ID: Ieb56866f21895e6c1fc514b7328c3df79807a57c Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@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/i40e/i40e_virtchnl_pf.c1
1 files changed, 1 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 9924503c88f5..f2a9c14829ca 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -941,6 +941,7 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr)
reg_idx = (hw->func_caps.vf_base_id + vf->vf_id) / 32;
bit_idx = (hw->func_caps.vf_base_id + vf->vf_id) % 32;
wr32(hw, I40E_GLGEN_VFLRSTAT(reg_idx), BIT(bit_idx));
+ i40e_flush(hw);
if (i40e_quiesce_vf_pci(vf))
dev_err(&pf->pdev->dev, "VF %d PCI transactions stuck\n",