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PCI: Call pcie_flr() from reset_intel_82599_sfp_virtfn()

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The 82599 quirk contained an outdated copy of the FLR code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Christoph Hellwig 2017-04-14 21:11:26 +02:00 committed by Bjorn Helgaas
parent a60a2b73ba
commit c8d8096abc
1 changed files with 4 additions and 12 deletions
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16
drivers/pci/quirks.c
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@ -3641,19 +3641,11 @@ static int reset_intel_82599_sfp_virtfn(struct pci_dev *dev, int probe)
*
* The 82599 supports FLR on VFs, but FLR support is reported only
* in the PF DEVCAP (sec 9.3.10.4), not in the VF DEVCAP (sec 9.5).
* Therefore, we can't use pcie_flr(), which checks the VF DEVCAP.
* Thus we must call pcie_flr() directly without first checking if it is
* supported.
*/
if (probe)
return 0;
if (!pci_wait_for_pending_transaction(dev))
dev_err(&dev->dev, "transaction is not cleared; proceeding with reset anyway\n");
pcie_capability_set_word(dev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_BCR_FLR);
msleep(100);
if (!probe)
pcie_flr(dev);
return 0;
}