hns3 udma: add support of query_device_attr

driver inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I85R2F


CVE: NA

----------------------------------------------------------

Query_device_attr is a function that can query the abilities
of driver and hardware such as max number of jetty.

Signed-off-by: Weibo Zhao <zhaoweibo3@huawei.com>