Chapter 8. Input Subsystem
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Chapter 8. Input Subsystem
Table of Contents
Input core
Multitouch Library
Polled input devices
Matrix keyboars/keypads
Sparse keymap support
Input core
struct input_absinfo
- used by EVIOCGABS/EVIOCSABS ioctls
struct input_keymap_entry
- used by EVIOCGKEYCODE/EVIOCSKEYCODE ioctls
struct ff_replay
- defines scheduling of the force-feedback effect
struct ff_trigger
- defines what triggers the force-feedback effect
struct ff_envelope
- generic force-feedback effect envelope
struct ff_constant_effect
- defines parameters of a constant force-feedback effect
struct ff_ramp_effect
- defines parameters of a ramp force-feedback effect
struct ff_condition_effect
- defines a spring or friction force-feedback effect
struct ff_periodic_effect
- defines parameters of a periodic force-feedback effect
struct ff_rumble_effect
- defines parameters of a periodic force-feedback effect
struct ff_effect
- defines force feedback effect
struct input_dev
- represents an input device
struct input_handler
- implements one of interfaces for input devices
struct input_handle
- links input device with an input handler
input_set_events_per_packet
- tell handlers about the driver event rate
struct ff_device
- force-feedback part of an input device
input_event
- report new input event
input_inject_event
- send input event from input handler
input_alloc_absinfo
- allocates array of input_absinfo structs
input_grab_device
- grabs device for exclusive use
input_release_device
- release previously grabbed device
input_open_device
- open input device
input_close_device
- close input device
input_scancode_to_scalar
- converts scancode in struct input_keymap_entry
input_get_keycode
- retrieve keycode currently mapped to a given scancode
input_set_keycode
- attribute a keycode to a given scancode
input_reset_device
- reset/restore the state of input device
input_allocate_device
- allocate memory for new input device
input_free_device
- free memory occupied by input_dev structure
input_set_capability
- mark device as capable of a certain event
input_register_device
- register device with input core
input_unregister_device
- unregister previously registered device
input_register_handler
- register a new input handler
input_unregister_handler
- unregisters an input handler
input_handler_for_each_handle
- handle iterator
input_register_handle
- register a new input handle
input_unregister_handle
- unregister an input handle
input_ff_upload
- upload effect into force-feedback device
input_ff_erase
- erase a force-feedback effect from device
input_ff_event
- generic handler for force-feedback events
input_ff_create
- create force-feedback device
input_ff_destroy
- frees force feedback portion of input device
input_ff_create_memless
- create memoryless force-feedback device