usb_device_type 520 drivers/usb/core/usb.c struct device_type usb_device_type = { usb_device_type 601 drivers/usb/core/usb.c dev->dev.type = &usb_device_type; usb_device_type 946 drivers/usb/core/usb.c if (dev->type == &usb_device_type) usb_device_type 953 drivers/usb/core/usb.c if (dev->type == &usb_device_type) usb_device_type 136 drivers/usb/core/usb.h extern struct device_type usb_device_type; usb_device_type 144 drivers/usb/core/usb.h return dev->type == &usb_device_type;