↑ .. 📁 driver 📁 ep_81 📁 power 📁 subsystem 📁 usb1-port1 📁 usb1-port2 📄 authorized 📄 bAlternateSetting 📄 bInterfaceClass 📄 bInterfaceNumber 📄 bInterfaceProtocol 📄 bInterfaceSubClass 📄 bNumEndpoints 📄 modalias 📄 supports_autosuspend 📄 uevent