tree 43e091a7819c1c7fccdefdc9aed21787697a21b4
parent c622032ebc538cb3869c312ae3ad235a99da84b6
author Ley Foon Tan <lftan@altera.com> 1466499193 +0800
committer Bjorn Helgaas <bhelgaas@google.com> 1469221377 -0500

PCI: altera: Poll for link up status after retraining the link

Some PCIe devices take a long time to reach link up state after retrain.
Poll for link up status after retraining the link.  This is to make sure
the link is up before we access configuration space.

[bhelgaas: changelog]
Signed-off-by: Ley Foon Tan <lftan@altera.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>