1STRUCT KEY_ENTRY(9)             Input Subsystem            STRUCT KEY_ENTRY(9)
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NAME

6       struct_key_entry - keymap entry for use in sparse keymap
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SYNOPSIS

9       struct key_entry {
10         int type;
11         u32 code;
12         union {unnamed_union};
13       };
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MEMBERS

16       type
17           Type of the key entry (KE_KEY, KE_SW, KE_VSW, KE_END); drivers are
18           allowed to extend the list with their own private definitions.
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20       code
21           Device-specific data identifying the button/switch
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23       {unnamed_union}
24           anonymous
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DESCRIPTION

27       This structure defines an entry in a sparse keymap used by some input
28       devices for which traditional table-based approach is not suitable.
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31Kernel Hackers Manual 3.10         June 2019               STRUCT KEY_ENTRY(9)
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