From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752218AbeCWQGJ (ORCPT ); Fri, 23 Mar 2018 12:06:09 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:6684 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751923AbeCWQGF (ORCPT ); Fri, 23 Mar 2018 12:06:05 -0400 From: John Garry To: , CC: , , , Xiang Chen , "John Garry" Subject: [PATCH 1/8] scsi: hisi_sas: make SAS address of SATA disks unique Date: Sat, 24 Mar 2018 00:05:08 +0800 Message-ID: <1521821115-120040-2-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1521821115-120040-1-git-send-email-john.garry@huawei.com> References: <1521821115-120040-1-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xiang Chen 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 --- drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index f89fb9a..89b9505 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)); -- 1.9.1