51 	struct udevice *bus = dev->parent;  in dm_pci_get_bdf()  local
53 	return PCI_ADD_BUS(bus->seq, pplat->devfn);  in dm_pci_get_bdf()
63 	struct udevice *bus;  in pci_get_bus_max()  local
68 	uclass_foreach_dev(bus, uc) {  in pci_get_bus_max()
69 		if (bus->seq > ret)  in pci_get_bus_max()
70 			ret = bus->seq;  in pci_get_bus_max()
95 int pci_bus_find_devfn(struct udevice *bus, pci_dev_t find_devfn,  in pci_bus_find_devfn()  argument
100 	for (device_find_first_child(bus, &dev);  in pci_bus_find_devfn()
117 	struct udevice *bus;  in dm_pci_bus_find_bdf()  local
120 	ret = pci_get_bus(PCI_BUS(bdf), &bus);  in dm_pci_bus_find_bdf()
123 	return pci_bus_find_devfn(bus, PCI_MASK_BUS(bdf), devp);  in dm_pci_bus_find_bdf()
144 int pci_bus_find_devices(struct udevice *bus, struct pci_device_id *ids,  in pci_bus_find_devices()  argument
150 	for (device_find_first_child(bus, &dev);  in pci_bus_find_devices()
167 	struct udevice *bus;  in pci_find_device_id()  local
170 	for (uclass_first_device(UCLASS_PCI, &bus);  in pci_find_device_id()
171 	     bus;  in pci_find_device_id()
172 	     uclass_next_device(&bus)) {  in pci_find_device_id()
173 		if (!pci_bus_find_devices(bus, ids, &index, devp))  in pci_find_device_id()
181 static int dm_pci_bus_find_device(struct udevice *bus, unsigned int vendor,  in dm_pci_bus_find_device()  argument
188 	for (device_find_first_child(bus, &dev);  in dm_pci_bus_find_device()
206 	struct udevice *bus;  in dm_pci_find_device()  local
209 	for (uclass_first_device(UCLASS_PCI, &bus);  in dm_pci_find_device()
210 	     bus;  in dm_pci_find_device()
211 	     uclass_next_device(&bus)) {  in dm_pci_find_device()
212 		if (!dm_pci_bus_find_device(bus, vendor, device, &index, devp))  in dm_pci_find_device()
397 int pci_bus_write_config(struct udevice *bus, pci_dev_t bdf, int offset,  in pci_bus_write_config()  argument
402 	ops = pci_get_ops(bus);  in pci_bus_write_config()
405 	return ops->write_config(bus, bdf, offset, value, size);  in pci_bus_write_config()
408 int pci_bus_clrset_config32(struct udevice *bus, pci_dev_t bdf, int offset,  in pci_bus_clrset_config32()  argument
414 	ret = pci_bus_read_config(bus, bdf, offset, &val, PCI_SIZE_32);  in pci_bus_clrset_config32()
420 	return pci_bus_write_config(bus, bdf, offset, val, PCI_SIZE_32);  in pci_bus_clrset_config32()
426 	struct udevice *bus;  in pci_write_config()  local
429 	ret = pci_get_bus(PCI_BUS(bdf), &bus);  in pci_write_config()
433 	return pci_bus_write_config(bus, bdf, offset, value, size);  in pci_write_config()
439 	struct udevice *bus;  in dm_pci_write_config()  local
441 	for (bus = dev; device_is_on_pci_bus(bus);)  in dm_pci_write_config()
442 		bus = bus->parent;  in dm_pci_write_config()
443 	return pci_bus_write_config(bus, dm_pci_get_bdf(dev), offset, value,  in dm_pci_write_config()
477 int pci_bus_read_config(struct udevice *bus, pci_dev_t bdf, int offset,  in pci_bus_read_config()  argument
482 	ops = pci_get_ops(bus);  in pci_bus_read_config()
485 	return ops->read_config(bus, bdf, offset, valuep, size);  in pci_bus_read_config()
491 	struct udevice *bus;  in pci_read_config()  local
494 	ret = pci_get_bus(PCI_BUS(bdf), &bus);  in pci_read_config()
498 	return pci_bus_read_config(bus, bdf, offset, valuep, size);  in pci_read_config()
504 	struct udevice *bus;  in dm_pci_read_config()  local
506 	for (bus = dev; device_is_on_pci_bus(bus);)  in dm_pci_read_config()
507 		bus = bus->parent;  in dm_pci_read_config()
508 	return pci_bus_read_config(bus, dm_pci_get_bdf(dev), offset, valuep,  in dm_pci_read_config()
645 int pci_auto_config_devices(struct udevice *bus)  in pci_auto_config_devices()  argument
647 	struct pci_controller *hose = bus->uclass_priv;  in pci_auto_config_devices()
653 	sub_bus = bus->seq;  in pci_auto_config_devices()
656 	for (ret = device_find_first_child(bus, &dev);  in pci_auto_config_devices()
678 int dm_pci_hose_probe_bus(struct udevice *bus)  in dm_pci_hose_probe_bus()  argument
686 	debug("%s: bus = %d/%s\n", __func__, sub_bus, bus->name);  in dm_pci_hose_probe_bus()
687 	dm_pciauto_prescan_setup_bridge(bus, sub_bus);  in dm_pci_hose_probe_bus()
689 	ret = device_probe(bus);  in dm_pci_hose_probe_bus()
691 		debug("%s: Cannot probe bus %s: %d\n", __func__, bus->name,  in dm_pci_hose_probe_bus()
695 	if (sub_bus != bus->seq) {  in dm_pci_hose_probe_bus()
697 		       __func__, bus->name, bus->seq, sub_bus);  in dm_pci_hose_probe_bus()
701 	dm_pciauto_postscan_setup_bridge(bus, sub_bus);  in dm_pci_hose_probe_bus()
831 int pci_bind_bus_devices(struct udevice *bus)  in pci_bind_bus_devices()  argument
840 	end = PCI_BDF(bus->seq, PCI_MAX_PCI_DEVICES - 1,  in pci_bind_bus_devices()
842 	for (bdf = PCI_BDF(bus->seq, 0, 0); bdf <= end;  in pci_bind_bus_devices()
851 		ret = pci_bus_read_config(bus, bdf, PCI_HEADER_TYPE,  in pci_bind_bus_devices()
855 		pci_bus_read_config(bus, bdf, PCI_VENDOR_ID, &vendor,  in pci_bind_bus_devices()
864 		      bus->seq, bus->name, PCI_DEV(bdf), PCI_FUNC(bdf));  in pci_bind_bus_devices()
865 		pci_bus_read_config(bus, bdf, PCI_DEVICE_ID, &device,  in pci_bind_bus_devices()
867 		pci_bus_read_config(bus, bdf, PCI_CLASS_REVISION, &class,  in pci_bind_bus_devices()
872 		ret = pci_bus_find_devfn(bus, PCI_MASK_BUS(bdf), &dev);  in pci_bind_bus_devices()
884 				pci_bus_read_config(bus, bdf,  in pci_bind_bus_devices()
890 			ret = pci_find_and_bind_driver(bus, &find_id, bdf,  in pci_bind_bus_devices()
1002 static int pci_uclass_pre_probe(struct udevice *bus)  in pci_uclass_pre_probe()  argument
1007 	debug("%s, bus=%d/%s, parent=%s\n", __func__, bus->seq, bus->name,  in pci_uclass_pre_probe()
1008 	      bus->parent->name);  in pci_uclass_pre_probe()
1009 	hose = bus->uclass_priv;  in pci_uclass_pre_probe()
1012 	if (!device_is_on_pci_bus(bus)) {  in pci_uclass_pre_probe()
1013 		hose->ctlr = bus;  in pci_uclass_pre_probe()
1014 		ret = decode_regions(hose, dev_ofnode(bus->parent),  in pci_uclass_pre_probe()
1015 				     dev_ofnode(bus));  in pci_uclass_pre_probe()
1023 		parent_hose = dev_get_uclass_priv(bus->parent);  in pci_uclass_pre_probe()
1024 		hose->ctlr = parent_hose->bus;  in pci_uclass_pre_probe()
1026 	hose->bus = bus;  in pci_uclass_pre_probe()
1027 	hose->first_busno = bus->seq;  in pci_uclass_pre_probe()
1028 	hose->last_busno = bus->seq;  in pci_uclass_pre_probe()
1033 static int pci_uclass_post_probe(struct udevice *bus)  in pci_uclass_post_probe()  argument
1037 	debug("%s: probing bus %d\n", __func__, bus->seq);  in pci_uclass_post_probe()
1038 	ret = pci_bind_bus_devices(bus);  in pci_uclass_post_probe()
1043 	ret = pci_auto_config_devices(bus);  in pci_uclass_post_probe()
1062 	if ((gd->flags & GD_FLG_RELOC) && (bus->seq == 0)) {  in pci_uclass_post_probe()
1100 static int pci_bridge_read_config(struct udevice *bus, pci_dev_t bdf,  in pci_bridge_read_config()  argument
1104 	struct pci_controller *hose = bus->uclass_priv;  in pci_bridge_read_config()
1109 static int pci_bridge_write_config(struct udevice *bus, pci_dev_t bdf,  in pci_bridge_write_config()  argument
1113 	struct pci_controller *hose = bus->uclass_priv;  in pci_bridge_write_config()
1118 static int skip_to_next_device(struct udevice *bus, struct udevice **devp)  in skip_to_next_device()  argument
1127 		device_find_first_child(bus, &dev);  in skip_to_next_device()
1132 		uclass_next_device(&bus);  in skip_to_next_device()
1133 	} while (bus);  in skip_to_next_device()
1141 	struct udevice *bus = child->parent;  in pci_find_next_device()  local
1154 	uclass_next_device(&bus);  in pci_find_next_device()
1156 	return bus ? skip_to_next_device(bus, devp) : 0;  in pci_find_next_device()
1161 	struct udevice *bus;  in pci_find_first_device()  local
1164 	uclass_first_device(UCLASS_PCI, &bus);  in pci_find_first_device()
1166 	return skip_to_next_device(bus, devp);  in pci_find_first_device()
1211 	struct udevice *bus = pci_get_controller(dev);  in pci_get_regions()  local
1212 	struct pci_controller *hose = dev_get_uclass_priv(bus);  in pci_get_regions()
1536 	struct udevice *bus;  in pci_init()  local
1542 	for (uclass_first_device(UCLASS_PCI, &bus);  in pci_init()
1543 	     bus;  in pci_init()
1544 	     uclass_next_device(&bus)) {  in pci_init()