linux-kernel - [PATCH v4 5/8] scsi: hisi_sas: use sas_find_attathed

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Message-ID: <20220927032605.78103-6-yanaijie@huawei.com>
Date:   Tue, 27 Sep 2022 11:26:02 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <martin.petersen@...cle.com>, <jejb@...ux.ibm.com>
CC:     <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <hare@...e.com>, <hch@....de>, <bvanassche@....org>,
        <john.garry@...wei.com>, <jinpu.wang@...ud.ionos.com>,
        <damien.lemoal@...nsource.wdc.com>,
        Jason Yan <yanaijie@...wei.com>,
        Jack Wang <jinpu.wang@...os.com>
Subject: [PATCH v4 5/8] scsi: hisi_sas: use sas_find_attathed_phy() instead of open coded

The attached phy finding is open coded. Now we can replace it with
sas_find_attached_phy().

Signed-off-by: Jason Yan <yanaijie@...wei.com>
Reviewed-by: Jack Wang <jinpu.wang@...os.com>
Reviewed-by: Damien Le Moal <damien.lemoal@...nsource.wdc.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 33af5b8dede2..995ccb13fb9d 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -792,17 +792,9 @@ static int hisi_sas_dev_found(struct domain_device *device)
 
 	if (parent_dev && dev_is_expander(parent_dev->dev_type)) {
 		int phy_no;
-		u8 phy_num = parent_dev->ex_dev.num_phys;
-		struct ex_phy *phy;
 
-		for (phy_no = 0; phy_no < phy_num; phy_no++) {
-			phy = &parent_dev->ex_dev.ex_phy[phy_no];
-			if (SAS_ADDR(phy->attached_sas_addr) ==
-				SAS_ADDR(device->sas_addr))
-				break;
-		}
-
-		if (phy_no == phy_num) {
+		phy_no = sas_find_attached_phy(&parent_dev->ex_dev, device);
+		if (phy_no == -ENODEV) {
 			dev_info(dev, "dev found: no attached "
 				 "dev:%016llx at ex:%016llx\n",
 				 SAS_ADDR(device->sas_addr),
-- 
2.31.1