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authorXiang Chen <chenxiang66@hisilicon.com>2018-03-24 00:05:08 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2018-04-18 19:32:51 -0400
commit8b8d66531555006a18d1532546dadbea8d16df95 (patch)
tree202744ffd3ab122a7f64487f1e483f61fb03aa83 /drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
parentd2d354a606d5309fbfe81d5fca01122159e38c6e (diff)
scsi: hisi_sas: make SAS address of SATA disks unique
When directly connected with SATA disks in different SAS cores, fill SAS address with scsi_host's id to make it's fake SAS address unique. Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com> Signed-off-by: John Garry <john.garry@huawei.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/hisi_sas/hisi_sas_v2_hw.c')
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_v2_hw.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
index f89fb9a49ea9..89b9505c0654 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
@@ -3295,6 +3295,7 @@ static irqreturn_t sata_int_v2_hw(int irq_no, void *p)
sas_phy->oob_mode = SATA_OOB_MODE;
/* Make up some unique SAS address */
attached_sas_addr[0] = 0x50;
+ attached_sas_addr[6] = hisi_hba->shost->host_no;
attached_sas_addr[7] = phy_no;
memcpy(sas_phy->attached_sas_addr, attached_sas_addr, SAS_ADDR_SIZE);
memcpy(sas_phy->frame_rcvd, fis, sizeof(struct dev_to_host_fis));