142 static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,  in usb_dump_endpoint_descriptor()  argument
148 	if (start > end)  in usb_dump_endpoint_descriptor()
149 		return start;  in usb_dump_endpoint_descriptor()
185 		return start;  in usb_dump_endpoint_descriptor()
196 	start += sprintf(start, format_endpt, desc->bEndpointAddress, dir,  in usb_dump_endpoint_descriptor()
201 	return start;  in usb_dump_endpoint_descriptor()
204 static char *usb_dump_interface_descriptor(char *start, char *end,  in usb_dump_interface_descriptor()  argument
213 	if (start > end)  in usb_dump_interface_descriptor()
214 		return start;  in usb_dump_interface_descriptor()
222 	start += sprintf(start, format_iface,  in usb_dump_interface_descriptor()
232 	return start;  in usb_dump_interface_descriptor()
235 static char *usb_dump_interface(int speed, char *start, char *end,  in usb_dump_interface()  argument
242 	start = usb_dump_interface_descriptor(start, end, intfc, iface, setno);  in usb_dump_interface()
244 		if (start > end)  in usb_dump_interface()
245 			return start;  in usb_dump_interface()
246 		start = usb_dump_endpoint_descriptor(speed,  in usb_dump_interface()
247 				start, end, &desc->endpoint[i].desc);  in usb_dump_interface()
249 	return start;  in usb_dump_interface()
252 static char *usb_dump_iad_descriptor(char *start, char *end,  in usb_dump_iad_descriptor()  argument
255 	if (start > end)  in usb_dump_iad_descriptor()
256 		return start;  in usb_dump_iad_descriptor()
257 	start += sprintf(start, format_iad,  in usb_dump_iad_descriptor()
264 	return start;  in usb_dump_iad_descriptor()
272 static char *usb_dump_config_descriptor(char *start, char *end,  in usb_dump_config_descriptor()  argument
278 	if (start > end)  in usb_dump_config_descriptor()
279 		return start;  in usb_dump_config_descriptor()
284 	start += sprintf(start, format_config,  in usb_dump_config_descriptor()
291 	return start;  in usb_dump_config_descriptor()
294 static char *usb_dump_config(int speed, char *start, char *end,  in usb_dump_config()  argument
301 	if (start > end)  in usb_dump_config()
302 		return start;  in usb_dump_config()
305 		return start + sprintf(start, "(null Cfg. desc.)\n");  in usb_dump_config()
306 	start = usb_dump_config_descriptor(start, end, &config->desc, active,  in usb_dump_config()
311 		start = usb_dump_iad_descriptor(start, end,  in usb_dump_config()
318 			if (start > end)  in usb_dump_config()
319 				return start;  in usb_dump_config()
320 			start = usb_dump_interface(speed,  in usb_dump_config()
321 				start, end, intfc, interface, j);  in usb_dump_config()
324 	return start;  in usb_dump_config()
330 static char *usb_dump_device_descriptor(char *start, char *end,  in usb_dump_device_descriptor()  argument
336 	if (start > end)  in usb_dump_device_descriptor()
337 		return start;  in usb_dump_device_descriptor()
338 	start += sprintf(start, format_device1,  in usb_dump_device_descriptor()
346 	if (start > end)  in usb_dump_device_descriptor()
347 		return start;  in usb_dump_device_descriptor()
348 	start += sprintf(start, format_device2,  in usb_dump_device_descriptor()
352 	return start;  in usb_dump_device_descriptor()
358 static char *usb_dump_device_strings(char *start, char *end,  in usb_dump_device_strings()  argument
361 	if (start > end)  in usb_dump_device_strings()
362 		return start;  in usb_dump_device_strings()
364 		start += sprintf(start, format_string_manufacturer,  in usb_dump_device_strings()
366 	if (start > end)  in usb_dump_device_strings()
369 		start += sprintf(start, format_string_product, dev->product);  in usb_dump_device_strings()
370 	if (start > end)  in usb_dump_device_strings()
374 		start += sprintf(start, format_string_serialnumber,  in usb_dump_device_strings()
378 	return start;  in usb_dump_device_strings()
381 static char *usb_dump_desc(char *start, char *end, struct usb_device *dev)  in usb_dump_desc()  argument
385 	if (start > end)  in usb_dump_desc()
386 		return start;  in usb_dump_desc()
388 	start = usb_dump_device_descriptor(start, end, &dev->descriptor);  in usb_dump_desc()
390 	if (start > end)  in usb_dump_desc()
391 		return start;  in usb_dump_desc()
393 	start = usb_dump_device_strings(start, end, dev);  in usb_dump_desc()
396 		if (start > end)  in usb_dump_desc()
397 			return start;  in usb_dump_desc()
398 		start = usb_dump_config(dev->speed,  in usb_dump_desc()
399 				start, end, dev->config + i,  in usb_dump_desc()
403 	return start;  in usb_dump_desc()
409 static char *usb_dump_hub_descriptor(char *start, char *end,  in usb_dump_hub_descriptor()  argument
415 	if (start > end)  in usb_dump_hub_descriptor()
416 		return start;  in usb_dump_hub_descriptor()
417 	start += sprintf(start, "Interface:");  in usb_dump_hub_descriptor()
418 	while (leng && start <= end) {  in usb_dump_hub_descriptor()
419 		start += sprintf(start, " %02x", *ptr);  in usb_dump_hub_descriptor()
422 	*start++ = '\n';  in usb_dump_hub_descriptor()
423 	return start;  in usb_dump_hub_descriptor()
426 static char *usb_dump_string(char *start, char *end,  in usb_dump_string()  argument
429 	if (start > end)  in usb_dump_string()
430 		return start;  in usb_dump_string()
431 	start += sprintf(start, "Interface:");  in usb_dump_string()
434 		start += sprintf(start, "%s: %.100s ", id,  in usb_dump_string()
436 	return start;  in usb_dump_string()
537 	/* if we can start copying some data to the user */  in usb_device_dump()