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Subject[PATCH 5/9] scsi: hisi_sas: allocate different SAS address for directly attached situation
Date
From: Xiang Chen <chenxiang66@hisilicon.com>

In commit 8b8d66531555 ("scsi: hisi_sas: make SAS address of SATA
disks unique"), we ensured that each SATA disk in the system has a
unique SAS address, even if it is fake. That was for v2 hw.

Add this for v3 hw.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
---
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 3b33816ea6e6..89551b772cd4 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -1380,6 +1380,7 @@ static irqreturn_t phy_up_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
struct hisi_sas_initial_fis *initial_fis;
struct dev_to_host_fis *fis;
u8 attached_sas_addr[SAS_ADDR_SIZE] = {0};
+ struct Scsi_Host *shost = hisi_hba->shost;

dev_info(dev, "phyup: phy%d link_rate=%d(sata)\n", phy_no, link_rate);
initial_fis = &hisi_hba->initial_fis[phy_no];
@@ -1396,6 +1397,7 @@ static irqreturn_t phy_up_v3_hw(int phy_no, struct hisi_hba *hisi_hba)

sas_phy->oob_mode = SATA_OOB_MODE;
attached_sas_addr[0] = 0x50;
+ attached_sas_addr[6] = shost->host_no;
attached_sas_addr[7] = phy_no;
memcpy(sas_phy->attached_sas_addr,
attached_sas_addr,
--
2.17.1
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