before: slave size 4slave poll read 0 1 2 3 master write 0 1 2 3 now: read size = 4 slave poll read 0 1 2 3 master write 0 1 2 3 Signed-off-by: Shoukui Zhang <zhangshoukui@xiaomi.com>
Signed-off-by: yuyun1 <yuyun1@xiaomi.com>