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authorBjorn Helgaas <bhelgaas@google.com>2013-04-17 18:10:07 -0600
committerBjorn Helgaas <bhelgaas@google.com>2013-04-23 09:50:30 -0600
commit4d18760c67af2688a6f9d3f0131dc505e0b9f2c9 (patch)
treec606439f6332b4051ae9fb43addfaee9db327773 /drivers/pci/msi.c
parent78b5a310ce0ff22889e1a1af932e5c17b26962ba (diff)
downloadlinux-4d18760c67af2688a6f9d3f0131dc505e0b9f2c9.tar.bz2
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>
Diffstat (limited to 'drivers/pci/msi.c')
-rw-r--r--drivers/pci/msi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index afdc388b9553..f8a1f39e4f68 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -605,8 +605,8 @@ static void __iomem *msix_map_region(struct pci_dev *dev, unsigned nr_entries)
pci_read_config_dword(dev, dev->msix_cap + PCI_MSIX_TABLE,
&table_offset);
- bir = (u8)(table_offset & PCI_MSIX_FLAGS_BIRMASK);
- table_offset &= ~PCI_MSIX_FLAGS_BIRMASK;
+ bir = (u8)(table_offset & PCI_MSIX_TABLE_BIR);
+ table_offset &= PCI_MSIX_TABLE_OFFSET;
phys_addr = pci_resource_start(dev, bir) + table_offset;
return ioremap_nocache(phys_addr, nr_entries * PCI_MSIX_ENTRY_SIZE);