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What types of events can be generated by the input subsystem in Inux Driver Development (Ev_key,ev_abs,ev_rel)

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in Inux Driver development, what types of events can the input subsystem generate in total? , and what do they mean by distinction? See below:types of events for input devices in Linux are
Ev_syn 0x00 Synchronization Events
Ev_key 0x01 key events, such as Key_volumedown
Ev_rel 0x02 relative coordinates, such as Shubiao-escalated coordinates
Ev_abs 0x03 Absolute coordinates, such as the coordinates reported by the touchscreen
Ev_msc 0x04 Other
ev_led 0x11 LED
EV_SND 0x12 Sound
Ev_rep 0x14 Repeat
EV_FF 0x15 Force Feedback
~~~~~~~~~~~~~~~~~~~~~~~~
EV_PWR power supply
Ev_ff_status status

What types of events can be generated by the input subsystem in Inux Driver Development (Ev_key,ev_abs,ev_rel)

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