提交 58fc3267 编写于 作者: H Helin Zhang 提交者: Jeff Kirsher

i40e: fix inconsistent statuses after a PF reset

This patch fixes a problem of possibly getting inconsistent flow control
statuses after a PF reset. Requested_mode was being set with a default
value during probing, but the initial HW state could be different from
this mode.

Change-ID: I772bf07b78616e87086418d4bd87954b66fa17cd
Signed-off-by: NHelin Zhang <helin.zhang@intel.com>
Tested-by: NAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
上级 40d01366
......@@ -10183,6 +10183,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
int err;
u32 len;
u32 i;
u8 set_fc_aq_fail;
err = pci_enable_device_mem(pdev);
if (err)
......@@ -10447,6 +10448,25 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
dev_info(&pdev->dev, "setup_pf_switch failed: %d\n", err);
goto err_vsis;
}
/* Make sure flow control is set according to current settings */
err = i40e_set_fc(hw, &set_fc_aq_fail, true);
if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_GET)
dev_dbg(&pf->pdev->dev,
"Set fc with err %s aq_err %s on get_phy_cap\n",
i40e_stat_str(hw, err),
i40e_aq_str(hw, hw->aq.asq_last_status));
if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_SET)
dev_dbg(&pf->pdev->dev,
"Set fc with err %s aq_err %s on set_phy_config\n",
i40e_stat_str(hw, err),
i40e_aq_str(hw, hw->aq.asq_last_status));
if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_UPDATE)
dev_dbg(&pf->pdev->dev,
"Set fc with err %s aq_err %s on get_link_info\n",
i40e_stat_str(hw, err),
i40e_aq_str(hw, hw->aq.asq_last_status));
/* if FDIR VSI was set up, start it now */
for (i = 0; i < pf->num_alloc_vsi; i++) {
if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) {
......
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