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HID: input: add mapping for "Toggle Display" key 

According to HUT 1.12 usage 0xb5 from the generic desktop page is reserved
for switching between external and internal display, so let's add the
mapping.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
hifive-unleashed-5.1
Dmitry Torokhov 2019-01-18 14:35:45 -08:00
parent afbbaa1bc0
commit c01908a14b
1 changed files with 8 additions and 0 deletions
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8
drivers/hid/hid-input.c
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@ -677,6 +677,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
break;
}
if ((usage->hid & 0xf0) == 0xb0) { /* SC - Display */
switch (usage->hid & 0xf) {
case 0x05: map_key_clear(KEY_SWITCHVIDEOMODE); break;
default: goto ignore;
}
break;
}
/*
* Some lazy vendors declare 255 usages for System Control,
* leading to the creation of ABS_X|Y axis and too many others.