From: Xiang Chen Date: Fri, 23 Mar 2018 16:05:08 +0000 (+0800) Subject: scsi: hisi_sas: make SAS address of SATA disks unique X-Git-Tag: v4.18-rc1~66^2~226 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=8b8d66531555006a18d1532546dadbea8d16df95;p=uclinux-h8%2Flinux.git 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 Signed-off-by: John Garry Signed-off-by: Martin K. Petersen --- 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));