!644 The driver modifies the configuration of SAS link establishment and link stability.

Merge Pull Request from: @xia-bing1 
 
We use init_reg_v3_hw() to set some registers, for the latest HBA devices,
    some of these HW registers are set through firmware. Therefore, different
    HBA models are distinguished through pci_dev->revision. 
 
Link:https://gitee.com/openeuler/kernel/pulls/644

 

Reviewed-by: Yihang Li <liyihang9@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>