net: hns3: add new function hclge_tm_schd_mode_tc_base_cfg()

mainline inclusion
from mainline-master
commit 7ca561be
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I4M1HB
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7ca561be11d0



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This patch encapsulates the process code of tc based schedule mode of
function hclge_tm_lvl34_schd_mode_cfg() into a new function
hclge_tm_schd_mode_tc_base_cfg(). It make code more concise and the new
process code can be reused.

Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Reviewed-by: Yongxin Li <liyongxin1@huawei.com>
Signed-off-by: Junxin Chen <chenjunxin1@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>