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PCI: Use PCI_MSIX_TABLE_BIR, not PCI_MSIX_FLAGS_BIRMASK
PCI_MSIX_FLAGS_BIRMASK is mis-named because the BIR mask is in the Table Offset register, not the flags ("Message Control" per spec) register. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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1 changed files with 2 additions and 2 deletions
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@ -605,8 +605,8 @@ static void __iomem *msix_map_region(struct pci_dev *dev, unsigned nr_entries)
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pci_read_config_dword(dev, dev->msix_cap + PCI_MSIX_TABLE,
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&table_offset);
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bir = (u8)(table_offset & PCI_MSIX_FLAGS_BIRMASK);
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table_offset &= ~PCI_MSIX_FLAGS_BIRMASK;
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bir = (u8)(table_offset & PCI_MSIX_TABLE_BIR);
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table_offset &= PCI_MSIX_TABLE_OFFSET;
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phys_addr = pci_resource_start(dev, bir) + table_offset;
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return ioremap_nocache(phys_addr, nr_entries * PCI_MSIX_ENTRY_SIZE);
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