INPUT_DEVICE_ID_MATCH_PRODUCT
if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT)
INPUT_DEVICE_ID_MATCH_PRODUCT | \
id.flags = INPUT_DEVICE_ID_MATCH_PRODUCT;
(INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
ADD(alias, "p", flags & INPUT_DEVICE_ID_MATCH_PRODUCT, product);
idev_id->flags = INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT |