Refactor pci_is_bridge(), check pci device
hdr_type instead, and move it in include/linux/pci.h
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
include/linux/pci.h | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 33aa2ca..22370c4 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1649,6 +1649,12 @@ static inline bool pci_is_pcie(struct pci_dev *dev)
return pci_pcie_cap(dev);
}
+static inline bool pci_is_bridge(struct pci_dev *dev)
+{
+ return dev->hdr_type == PCI_HEADER_TYPE_BRIDGE ||
+ dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
+}
+
/**
* pcie_caps_reg - get the PCIe Capabilities Register
* @dev: PCI device
--
1.7.1
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