diff options
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r-- | include/linux/pci.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 056d3d66b97..7e87b1ed217 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1697,12 +1697,21 @@ static inline bool pci_is_pcie(struct pci_dev *dev) } /** + * pcie_caps_reg - get the PCIe Capabilities Register + * @dev: PCI device + */ +static inline u16 pcie_caps_reg(const struct pci_dev *dev) +{ + return dev->pcie_flags_reg; +} + +/** * pci_pcie_type - get the PCIe device/port type * @dev: PCI device */ static inline int pci_pcie_type(const struct pci_dev *dev) { - return (dev->pcie_flags_reg & PCI_EXP_FLAGS_TYPE) >> 4; + return (pcie_caps_reg(dev) & PCI_EXP_FLAGS_TYPE) >> 4; } void pci_request_acs(void); |