diff options
| author | Gavin Shan <gwshan@linux.vnet.ibm.com> | 2014-05-19 13:06:46 +1000 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2014-05-19 12:51:48 -0600 |
| commit | d0b4cc4e32705ff00d90d32da7783c266c702c04 (patch) | |
| tree | fd56bb60b53db54dca0783ac6544d542d5bc72ec | |
| parent | 93fa9d32670f5592c8e56abc9928fc194e1e72fc (diff) | |
PCI: Wrong register used to check pending traffic
The incorrect register offset is passed to pci_wait_for_pending(), which is
caused by commit 157e876ffe ("PCI: Add pci_wait_for_pending() (refactor
pci_wait_for_pending_transaction())").
Fixes: 157e876ffe ("PCI: Add pci_wait_for_pending() (refactor pci_wait_for_pending_transaction())
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Alex Williamson <alex.williamson@gmail.com>
CC: stable@vger.kernel.org # v3.14+
| -rw-r--r-- | drivers/pci/pci.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 7325d43bf03..759475ef6ff 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3067,7 +3067,8 @@ int pci_wait_for_pending_transaction(struct pci_dev *dev) if (!pci_is_pcie(dev)) return 1; - return pci_wait_for_pending(dev, PCI_EXP_DEVSTA, PCI_EXP_DEVSTA_TRPND); + return pci_wait_for_pending(dev, pci_pcie_cap(dev) + PCI_EXP_DEVSTA, + PCI_EXP_DEVSTA_TRPND); } EXPORT_SYMBOL(pci_wait_for_pending_transaction); @@ -3109,7 +3110,7 @@ static int pci_af_flr(struct pci_dev *dev, int probe) return 0; /* Wait for Transaction Pending bit clean */ - if (pci_wait_for_pending(dev, PCI_AF_STATUS, PCI_AF_STATUS_TP)) + if (pci_wait_for_pending(dev, pos + PCI_AF_STATUS, PCI_AF_STATUS_TP)) goto clear; dev_err(&dev->dev, "transaction is not cleared; " |