Lines Matching refs:root
76 struct acpi_pci_root *root = acpi_driver_data(adev);
78 return root->segment;
93 * On Hyper-V there is no corresponding ACPI device for a root bridge,
128 pci_acpi_setup_ecam_mapping(struct acpi_pci_root *root)
130 struct device *dev = &root->device->dev;
131 struct resource *bus_res = &root->secondary;
132 u16 seg = root->segment;
139 ret = pci_mcfg_lookup(root, &cfgres, &ecam_ops);
175 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
192 ri->cfg = pci_acpi_setup_ecam_mapping(root);
202 bus = acpi_pci_root_create(root, root_ops, &ri->common, ri->cfg);