This reverts commit fede190fbc.

From: @hwjiaorui
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @jjfeing

From: @jianghui58
Reviewed-by: @zhoufeng54,@jpc_chenjianping
Signed-off-by: @jpc_chenjianping

From: @kisnwang
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @jjfeing

From: @hwhewei
Reviewed-by: @zh_qh,@zhunaipan
Signed-off-by: @zh_qh

From: @gong_zi_yan
Reviewed-by: @stsuteng
Signed-off-by: @stsuteng

From: @wenfangpei
Reviewed-by: @ckey_dou,@gaoxiong1
Signed-off-by: @ckey_dou

From: @ms_yan
Reviewed-by: @jonyguo,@heleiwang
Signed-off-by: @jonyguo

From: @peilin-wang
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @robingrosman

From: @simson_wu
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

fix ci

fix ci

fix ci

fix ci

fix ci

From: @TFbunny
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @liangchenghui,@wuxuejian

From: @erpim
Reviewed-by: 
Signed-off-by:

From: @zoloft
Reviewed-by: 
Signed-off-by:

From: @huangbingjian
Reviewed-by: @zh_qh
Signed-off-by: @zh_qh

From: @tom__chen
Reviewed-by: @mikef,@robingrosman
Signed-off-by: @robingrosman

From: @jjfeing
Reviewed-by: @zhoufeng54,@kisnwang
Signed-off-by: @kisnwang

From: @zhoufeng54
Reviewed-by: 
Signed-off-by:

From: @zhaozhenlong
Reviewed-by: @zhanghaibo5
Signed-off-by:

From: @lyvette
Reviewed-by: @jpc_chenjianping,@hangangqiang
Signed-off-by: @jpc_chenjianping

From: @mengyuanli
Reviewed-by: @zhang_xue_tong,@hangangqiang
Signed-off-by: @zhang_xue_tong

From: @peilin-wang
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @robingrosman

2.add some tools function

fix static check

From: @zhujingxuan
Reviewed-by: @hangangqiang,@wangchengyuan
Signed-off-by: @hangangqiang

From: @lyvette
Reviewed-by: @jpc_chenjianping,@jpc_chenjianping,@zhaizhiqiang
Signed-off-by: @jpc_chenjianping,@jpc_chenjianping

From: @simson_wu
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

From: @ling_qiao_min
Reviewed-by: @zhanghaibo5,@hangangqiang
Signed-off-by: @hangangqiang

add 2021 for copyright year for a file

fix ci

From: @TFbunny
Reviewed-by: @tom__chen,@robingrosman
Signed-off-by: @robingrosman

From: @xcnick
Reviewed-by: @liangchenghui,@tom__chen
Signed-off-by: @liangchenghui

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>