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authorBjorn Helgaas <bhelgaas@google.com>2012-02-23 20:18:56 -0700
committerBjorn Helgaas <bhelgaas@google.com>2012-02-23 20:18:56 -0700
commitdcce6dc486816d5e1a14e066f611100624421e3a (patch)
tree2fbe70a5483c0977da4a11cdea13a053fe88fc98
parent47087700ce3ccb2bf69f4dcb6ad7f59764e51308 (diff)
downloadblackbird-op-linux-dcce6dc486816d5e1a14e066f611100624421e3a.tar.gz
blackbird-op-linux-dcce6dc486816d5e1a14e066f611100624421e3a.zip
PCI: add pci_clear_flags()
Add a pci_clear_flags() for cases when we statically initialize pci_flags, then decide to clear things out later. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
-rw-r--r--include/asm-generic/pci-bridge.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-generic/pci-bridge.h b/include/asm-generic/pci-bridge.h
index 4a5aca2a2c94..a5b5d5a89a4f 100644
--- a/include/asm-generic/pci-bridge.h
+++ b/include/asm-generic/pci-bridge.h
@@ -45,6 +45,11 @@ static inline void pci_add_flags(int flags)
pci_flags |= flags;
}
+static inline void pci_clear_flags(int flags)
+{
+ pci_flags &= ~flags;
+}
+
static inline int pci_has_flag(int flag)
{
return pci_flags & flag;
@@ -52,6 +57,7 @@ static inline int pci_has_flag(int flag)
#else
static inline void pci_set_flags(int flags) { }
static inline void pci_add_flags(int flags) { }
+static inline void pci_clear_flags(int flags) { }
static inline int pci_has_flag(int flag)
{
return 0;
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