diff options
| author | Myron Stowe <myron.stowe@redhat.com> | 2013-01-25 17:55:39 -0700 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-01-30 21:24:05 -0700 |
| commit | 7c9c003c68de51fb8712a01e904444ef40c742f5 (patch) | |
| tree | b552544c5c2d59b8e94199ccc75fd782c5a68ee8 /include/linux/pci.h | |
| parent | 10c463a7a3b96285133c37e230781a1274abbd31 (diff) | |
PCI: Introduce accessor to retrieve PCIe Capabilities Register
Provide an accessor to retrieve the PCI Express device's Capabilities
Register.
Signed-off-by: Myron Stowe <myron.stowe@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 15472d691ee..78581e1d3f6 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1693,6 +1693,15 @@ 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 */ |