linux-kernel - [PATCH] scsi: hisi_sas: Make use of the helper function devm_platform_ioremap

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Message-ID: <20210901085207.31254-1-caihuoqing@baidu.com>
Date:   Wed, 1 Sep 2021 16:52:07 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     John Garry <john.garry@...wei.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] scsi: hisi_sas: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 9515c45affa5..0c2309c951ab 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -2649,12 +2649,9 @@ static struct Scsi_Host *hisi_sas_shost_alloc(struct platform_device *pdev,
 	if (IS_ERR(hisi_hba->regs))
 		goto err_out;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	if (res) {
-		hisi_hba->sgpio_regs = devm_ioremap_resource(dev, res);
-		if (IS_ERR(hisi_hba->sgpio_regs))
-			goto err_out;
-	}
+	hisi_hba->sgpio_regs = devm_platform_ioremap_resource(pdev, 1);
+	if (IS_ERR(hisi_hba->sgpio_regs))
+		goto err_out;
 
 	if (hisi_sas_alloc(hisi_hba)) {
 		hisi_sas_free(hisi_hba);
-- 
2.25.1