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PCI/portdrv: Use PCI Express Capability accessors

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Use PCI Express Capability access functions to simplify portdrv.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2012-12-05 13:51:18 -07:00
parent 231afea189
commit 33e8b34fdd
1 changed files with 1 additions and 2 deletions
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3
drivers/pci/pcie/portdrv_core.c
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@ -120,8 +120,7 @@ static int pcie_port_enable_msix(struct pci_dev *dev, int *vectors, int mask)
* the value in this field indicates which MSI-X Table entry is
* used to generate the interrupt message."
*/
pos = pci_pcie_cap(dev);
pci_read_config_word(dev, pos + PCI_EXP_FLAGS, &reg16);
pcie_capability_read_word(dev, PCI_EXP_FLAGS, &reg16);
entry = (reg16 & PCI_EXP_FLAGS_IRQ) >> 9;
if (entry >= nr_entries)
goto Error;