usage_type 1481 drivers/hid/hid-core.c for (; id->usage_type != HID_ANY_ID - 1; id++) usage_type 1484 drivers/hid/hid-core.c (id->usage_type == HID_ANY_ID || usage_type 1485 drivers/hid/hid-core.c id->usage_type == usage->type) && usage_type 682 include/linux/hid.h .usage_hid = (uhid), .usage_type = (utype), .usage_code = (ucode) usage_type 691 include/linux/hid.h __u32 usage_type;