diff options
| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2019-08-22 11:55:52 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2019-09-07 07:45:25 -0500 |
| commit | 984998e3404e9073479281dbba8af36b104e8c00 (patch) | |
| tree | 5eeab9ebd558a68defff4737d53ca74076d6c6fb /drivers | |
| parent | 4a2dbeddd3d54484d2e9c12965e4f9bfa1a0ee36 (diff) | |
PCI: Make pcie_downstream_port() available outside of access.c
pcie_downstream_port() is useful in other places where code needs to
determine whether the PCIe port is downstream so make it available outside
of access.c.
Link: https://lore.kernel.org/r/20190822085553.62697-1-mika.westerberg@linux.intel.com
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/access.c | 9 | ||||
| -rw-r--r-- | drivers/pci/pci.h | 9 |
2 files changed, 9 insertions, 9 deletions
diff --git a/drivers/pci/access.c b/drivers/pci/access.c index 544922f097c0..2fccb5762c76 100644 --- a/drivers/pci/access.c +++ b/drivers/pci/access.c @@ -336,15 +336,6 @@ static inline int pcie_cap_version(const struct pci_dev *dev) return pcie_caps_reg(dev) & PCI_EXP_FLAGS_VERS; } -static bool pcie_downstream_port(const struct pci_dev *dev) -{ - int type = pci_pcie_type(dev); - - return type == PCI_EXP_TYPE_ROOT_PORT || - type == PCI_EXP_TYPE_DOWNSTREAM || - type == PCI_EXP_TYPE_PCIE_BRIDGE; -} - bool pcie_cap_has_lnkctl(const struct pci_dev *dev) { int type = pci_pcie_type(dev); diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 97180274c60b..ce9f4d3ca075 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -118,6 +118,15 @@ static inline bool pci_power_manageable(struct pci_dev *pci_dev) return !pci_has_subordinate(pci_dev) || pci_dev->bridge_d3; } +static inline bool pcie_downstream_port(const struct pci_dev *dev) +{ + int type = pci_pcie_type(dev); + + return type == PCI_EXP_TYPE_ROOT_PORT || + type == PCI_EXP_TYPE_DOWNSTREAM || + type == PCI_EXP_TYPE_PCIE_BRIDGE; +} + int pci_vpd_init(struct pci_dev *dev); void pci_vpd_release(struct pci_dev *dev); void pcie_vpd_create_sysfs_dev_files(struct pci_dev *dev); |