[PATCH 07/23] scsi: hisi_sas: only reset link for PHY_FUNC_LINK_RESET

[John Garry]

We currently do a hard reset for a link reset. Change this
to do a link reset only.

Signed-off-by: John Garry <john.ga...@huawei.com>
Signed-off-by: Xiang Chen <chenxi...@hisilicon.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c 
b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 7c1fb75..00068d2 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -659,8 +659,9 @@ static int hisi_sas_control_phy(struct asd_sas_phy 
*sas_phy, enum phy_func func,
                break;
 
        case PHY_FUNC_LINK_RESET:
+               hisi_hba->hw->phy_disable(hisi_hba, phy_no);
+               msleep(100);
                hisi_hba->hw->phy_enable(hisi_hba, phy_no);
-               hisi_hba->hw->phy_hard_reset(hisi_hba, phy_no);
                break;
 
        case PHY_FUNC_DISABLE:
-- 
1.9.1