140 static void usb_display_string(struct usb_device *dev, int index)  in usb_display_string()  argument
145 		if (usb_string(dev, index, &buffer[0], 256) > 0)  in usb_display_string()
150 static void usb_display_desc(struct usb_device *dev)  in usb_display_desc()  argument
152 	uint packet_size = dev->descriptor.bMaxPacketSize0;  in usb_display_desc()
154 	if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {  in usb_display_desc()
155 		printf("%d: %s,  USB Revision %x.%x\n", dev->devnum,  in usb_display_desc()
156 		usb_get_class_desc(dev->config.if_desc[0].desc.bInterfaceClass),  in usb_display_desc()
157 				   (dev->descriptor.bcdUSB>>8) & 0xff,  in usb_display_desc()
158 				   dev->descriptor.bcdUSB & 0xff);  in usb_display_desc()
160 		if (strlen(dev->mf) || strlen(dev->prod) ||  in usb_display_desc()
161 		    strlen(dev->serial))  in usb_display_desc()
162 			printf(" - %s %s %s\n", dev->mf, dev->prod,  in usb_display_desc()
163 				dev->serial);  in usb_display_desc()
164 		if (dev->descriptor.bDeviceClass) {  in usb_display_desc()
166 			usb_display_class_sub(dev->descriptor.bDeviceClass,  in usb_display_desc()
167 					      dev->descriptor.bDeviceSubClass,  in usb_display_desc()
168 					      dev->descriptor.bDeviceProtocol);  in usb_display_desc()
173 				dev->config.if_desc[0].desc.bInterfaceClass));  in usb_display_desc()
175 		if (dev->descriptor.bcdUSB >= cpu_to_le16(0x0300))  in usb_display_desc()
178 			packet_size, dev->descriptor.bNumConfigurations);  in usb_display_desc()
180 			dev->descriptor.idVendor, dev->descriptor.idProduct,  in usb_display_desc()
181 			(dev->descriptor.bcdDevice>>8) & 0xff,  in usb_display_desc()
182 			dev->descriptor.bcdDevice & 0xff);  in usb_display_desc()
188 				  struct usb_device *dev)  in usb_display_conf_desc()  argument
197 		usb_display_string(dev, config->iConfiguration);  in usb_display_conf_desc()
203 				struct usb_device *dev)  in usb_display_if_desc()  argument
214 		usb_display_string(dev, ifdesc->iInterface);  in usb_display_if_desc()
244 static void usb_display_config(struct usb_device *dev)  in usb_display_config()  argument
251 	config = &dev->config;  in usb_display_config()
252 	usb_display_conf_desc(&config->desc, dev);  in usb_display_config()
255 		usb_display_if_desc(&ifdesc->desc, dev);  in usb_display_config()
284 		struct udevice *dev;  in usb_find_device()  local
292 		for (device_find_first_child(hub, &dev);  in usb_find_device()
293 		     dev;  in usb_find_device()
294 		     device_find_next_child(&dev)) {  in usb_find_device()
298 			udev = dev_get_parent_priv(dev);  in usb_find_device()
342 static void usb_show_tree_graph(struct usb_device *dev, char *pre)  argument
350 	has_child = device_has_active_children(dev->dev);
351 	if (device_get_uclass_id(dev->dev) == UCLASS_MASS_STORAGE) {
354 		for (device_find_first_child(dev->dev, &child);
366 	for (i = 0; i < dev->maxchild; i++) {
367 		if (dev->children[i] != NULL)
374 	if (device_get_uclass_id(dev->dev->parent) != UCLASS_USB) {
375 		last_child = device_is_last_sibling(dev->dev);
377 	if (dev->parent != NULL) { /* not root? */
379 		for (i = 0; i < dev->parent->maxchild; i++) {
381 			if (dev->parent->children[i] == dev) {
385 				while (i++ < dev->parent->maxchild) {
386 					if (dev->parent->children[i] != NULL) {
402 	printf("%d ", dev->devnum);
407 					dev->config.if_desc[0].desc.bInterfaceClass),
408 					portspeed(dev->speed),
409 					dev->config.desc.bMaxPower * 2);
410 	if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
411 		printf(" %s  %s %s %s\n", pre, dev->mf, dev->prod, dev->serial);
416 	for (device_find_first_child(dev->dev, &child);
437 	if (dev->maxchild > 0) {
438 		for (i = 0; i < dev->maxchild; i++) {
439 			if (dev->children[i] != NULL) {
440 				usb_show_tree_graph(dev->children[i], pre);
449 static void usb_show_subtree(struct usb_device *dev)  argument
454 	usb_show_tree_graph(dev, &preamble[0]);
468 		struct udevice *dev;  local
473 		device_find_first_child(bus, &dev);
474 		if (dev && device_active(dev)) {
475 			udev = dev_get_parent_priv(dev);
500 static int usb_test(struct usb_device *dev, int port, char* arg)  argument
504 	if (port > dev->maxchild) {
546 	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_FEATURE,
618 	for (device_find_first_child(udev->dev, &child);