SPARSE_KEYMAP_SETUP

Section: Input Subsystem (9)
Updated: February 2011
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NAME

sparse_keymap_setup - set up sparse keymap for an input device  

SYNOPSIS

int sparse_keymap_setup(struct input_dev * dev, const struct key_entry * keymap, int (*setup) (struct input_dev *, struct key_entry *));
 

ARGUMENTS

dev

Input device

keymap

Keymap in form of array of key_entry structures ending with KE_END type entry

setup

Function that can be used to adjust keymap entries depending on device's deeds, may be NULL
 

DESCRIPTION

The function calculates size and allocates copy of the original keymap after which sets up input device event bits appropriately. Before destroying input device allocated keymap should be freed with a call to sparse_keymap_free.  

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