net: hns3: change the returned tqp number by ethtool -x

net: hns3: change the returned tqp number by ethtool -x

BugLink: http://bugs.launchpad.net/bugs/1756097
This patch modifies the return data of get_rxnfc, it will return
the current handle's rss_size but not the total tqp number.
because the tc_size has been change to the log2 of roundup
power of two of rss_size.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Mingguang Qu <qumingguang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit f0e98c97fa8f169952ca2c1187f9270902c1800d)
Signed-off-by: Manoj Iyer <manoj.iyer@canonical.com>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>