Structure at include/linux/usb.h, line 888 References: drivers/usb/core/driver.c, line 223 drivers/usb/core/driver.c, line 246 drivers/usb/core/driver.c, line 784 drivers/usb/core/driver.c, line 822 drivers/usb/core/driver.c, line 1011 drivers/usb/core/driver.c, line 1034 drivers/usb/core/generic.c, line 236 include/linux/usb.h, line 888 include/linux/usb.h, line 899 include/linux/usb.h, line 935 include/linux/usb.h, line 937