HID_UP_GOOGLEVENDOR
if ((parser->global.usage_page << 16) == HID_UP_GOOGLEVENDOR)
(HID_UP_GOOGLEVENDOR | 0x0001))
#define HID_USAGE_KBD_FOLDED (HID_UP_GOOGLEVENDOR | HID_VD_KBD_FOLDED)
#define HID_USAGE_FN_ROW_PHYSMAP (HID_UP_GOOGLEVENDOR | HID_VD_FN_ROW_PHYSMAP)