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>
diff --git a/drivers/pci/access.c b/drivers/pci/access.c
index 544922f..2fccb57 100644
--- a/drivers/pci/access.c
+++ b/drivers/pci/access.c
@@ -336,15 +336,6 @@
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 9718027..ce9f4d3 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -118,6 +118,15 @@
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);