loongarch/pci/acpi.c

19 	struct pci_config_window *cfg;
31 	struct pci_config_window *cfg = bridge->bus->sysdata;
34 		adev = to_acpi_device(cfg->parent);
37 	set_dev_node(bus_dev, pa_to_nid(cfg->res.start));
44 	struct pci_config_window *cfg = bus->sysdata;
45 	struct acpi_device *adev = to_acpi_device(cfg->parent);
56 	pci_ecam_free(info->cfg);
99 	struct pci_config_window *cfg;
104 	cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
105 	if (!cfg)
108 	cfg->parent = dev;
109 	cfg->ops = ops;
110 	cfg->busr.start = busr->start;
111 	cfg->busr.end = busr->end;
112 	cfg->busr.flags = IORESOURCE_BUS;
117 	cfg->res.start = cfgres->start;
118 	cfg->res.end = cfgres->end;
119 	cfg->res.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
120 	cfg->res.name = "PCI ECAM";
122 	conflict = request_resource_conflict(&iomem_resource, &cfg->res);
126 			&cfg->res, conflict->name, conflict);
130 	cfg->win = pci_remap_cfgspace(cfgres->start, bus_range * bsz);
131 	if (!cfg->win)
135 		err = ops->init(cfg);
139 	dev_info(dev, "ECAM at %pR for %pR\n", &cfg->res, &cfg->busr);
141 	return cfg;
147 	pci_ecam_free(cfg);
163 	struct pci_config_window *cfg;
176 		cfg = pci_ecam_create(dev, &cfgres, bus_res, ecam_ops);
182 		cfg = arch_pci_ecam_create(dev, &cfgres, bus_res, ecam_ops);
185 	if (IS_ERR(cfg)) {
186 		dev_err(dev, "%04x:%pR error %ld mapping ECAM\n", seg, bus_res, PTR_ERR(cfg));
190 	return cfg;
213 	info->cfg = pci_acpi_setup_ecam_mapping(root);
214 	if (!info->cfg) {
222 	root_ops->pci_ops = (struct pci_ops *)&info->cfg->ops->pci_ops;
226 		memcpy(bus->sysdata, info->cfg, sizeof(struct pci_config_window));
232 					   &info->common, info->cfg);