diff options
| author | Casey Leedom <leedom@chelsio.com> | 2013-08-06 15:48:39 +0530 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-08-12 13:58:14 -0600 |
| commit | 4d708ab0c88512a3bea12f1ad68539fbe0d11d1a (patch) | |
| tree | e7958c5879947350b7a66e7a3acae6bff0702545 /drivers/pci/quirks.c | |
| parent | 8903b9eb19e0e2ca5ec0fc257cb0e5d9e94c75f4 (diff) | |
| download | linux-4d708ab0c88512a3bea12f1ad68539fbe0d11d1a.tar.bz2 | |
PCI: Use pci_wait_for_pending_transaction() instead of for loop
New routine has been added to avoid duplication of code to wait for
pending PCI transactions to complete. This makes use of that function.
Signed-off-by: Casey Leedom <leedom@chelsio.com>
Signed-off-by: Vipul Pandya <vipul@chelsio.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 8f075a3cd805..296508ec91d7 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3126,9 +3126,6 @@ static int reset_intel_generic_dev(struct pci_dev *dev, int probe) static int reset_intel_82599_sfp_virtfn(struct pci_dev *dev, int probe) { - int i; - u16 status; - /* * http://www.intel.com/content/dam/doc/datasheet/82599-10-gbe-controller-datasheet.pdf * @@ -3140,20 +3137,9 @@ static int reset_intel_82599_sfp_virtfn(struct pci_dev *dev, int probe) if (probe) return 0; - /* Wait for Transaction Pending bit clean */ - for (i = 0; i < 4; i++) { - if (i) - msleep((1 << (i - 1)) * 100); - - pcie_capability_read_word(dev, PCI_EXP_DEVSTA, &status); - if (!(status & PCI_EXP_DEVSTA_TRPND)) - goto clear; - } - - dev_err(&dev->dev, "transaction is not cleared; " - "proceeding with reset anyway\n"); + if (!pci_wait_for_pending_transaction(dev)) + dev_err(&dev->dev, "transaction is not cleared; proceeding with reset anyway\n"); -clear: pcie_capability_set_word(dev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_BCR_FLR); msleep(100); |