# usb devices
SUBSYSTEMS=="usb", IMPORT{program}="usb_id --export %p"
-SUBSYSTEMS=="usb", ATTRS{bInterfaceClass}=="03", ATTRS{bInterfaceProtocol}=="01", ENV{ID_CLASS}="kbd"
-SUBSYSTEMS=="usb", ATTRS{bInterfaceClass}=="03", ATTRS{bInterfaceProtocol}=="02", ENV{ID_CLASS}="mouse"
+SUBSYSTEMS=="usb", ATTRS{bInterfaceClass}=="03", ATTRS{bInterfaceProtocol}=="01", ENV{ID_CLASS}="kbd", GOTO="serial"
+SUBSYSTEMS=="usb", ATTRS{bInterfaceClass}=="03", ATTRS{bInterfaceProtocol}=="02", ENV{ID_CLASS}="mouse", GOTO="serial"
# other devices
-DRIVERS=="pcspkr", ENV{ID_CLASS}="spkr"
-DRIVERS=="atkbd", ENV{ID_CLASS}="kbd"
-DRIVERS=="psmouse", ENV{ID_CLASS}="mouse"
-ATTRS{name}=="*dvb*|*DVB*|* IR *", ENV{ID_CLASS}="ir"
+DRIVERS=="pcspkr", ENV{ID_CLASS}="spkr", GOTO="serial"
+DRIVERS=="atkbd", ENV{ID_CLASS}="kbd", GOTO="serial"
+DRIVERS=="psmouse", ENV{ID_CLASS}="mouse", GOTO="serial"
+ATTRS{name}=="*dvb*|*DVB*|* IR *", ENV{ID_CLASS}="ir", GOTO="serial"
# joystick (ABS_X || ABS_WHEEL || ABS_THROTTLE) && !BTN_TOUCH
-ATTRS{modalias}=="input:*-*a[068],*|input:*-*a*,[68],*m*", ATTRS{modalias}!="input:*-*k*14A,*r*", ENV{ID_CLASS}="joystick"
+ATTRS{modalias}=="input:*-*a[068],*|input:*-*a*,[68],*m*", ATTRS{modalias}!="input:*-*k*14A,*r*", \
+ ENV{ID_CLASS}="joystick", GOTO="serial"
# fill empty serial number
-ENV{ID_CLASS}=="?*", ENV{ID_SERIAL}=="", ENV{ID_SERIAL}="noserial"
+LABEL="serial", ENV{ID_CLASS}=="?*", ENV{ID_SERIAL}=="", ENV{ID_SERIAL}="noserial"
# by-id links
KERNEL=="mouse*|js*", ENV{ID_BUS}=="?*", ENV{ID_CLASS}=="?*", SYMLINK+="input/by-id/$env{ID_BUS}-$env{ID_SERIAL}-$env{ID_CLASS}"
KERNEL=="event*", ENV{ID_BUS}=="?*", ENV{ID_CLASS}=="?*", SYMLINK+="input/by-id/$env{ID_BUS}-$env{ID_SERIAL}-event-$env{ID_CLASS}"
+# allow empty class for USB devices, and append the interface number
+SUBSYSTEMS=="usb", ENV{ID_BUS}=="?*", ENV{ID_CLASS}=="", ATTRS{bInterfaceNumber}=="?*", \
+ SYMLINK+="input/by-id/$env{ID_BUS}-$env{ID_SERIAL}-event-if$attr{bInterfaceNumber}"
# by-path
IMPORT{program}="path_id %p"
ENV{ID_PATH}=="?*", KERNEL=="mouse*|js*", ENV{ID_CLASS}=="?*", SYMLINK+="input/by-path/$env{ID_PATH}-$env{ID_CLASS}"
ENV{ID_PATH}=="?*", KERNEL=="event*", ENV{ID_CLASS}=="?*", SYMLINK+="input/by-path/$env{ID_PATH}-event-$env{ID_CLASS}"
+# allow empty class for platform and usb devices; platform supports only a single interface that way
+SUBSYSTEMS=="usb|platform", ENV{ID_PATH}=="?*", KERNEL=="event*", ENV{ID_CLASS}=="", \
+ SYMLINK+="input/by-path/$env{ID_PATH}-event"
LABEL="persistent_input_end"
-