linux-kernel - [PATCH] mailbox: mtk-cmdq: Make use of the helper function devm_platform_ioremap

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Message-ID: <20210907074118.2247-1-caihuoqing@baidu.com>
Date:   Tue, 7 Sep 2021 15:41:17 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Jassi Brar <jassisinghbrar@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: [PATCH] mailbox: mtk-cmdq: 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/mailbox/mtk-cmdq-mailbox.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index 64175a893312..505b4988680b 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -525,7 +525,6 @@ static struct mbox_chan *cmdq_xlate(struct mbox_controller *mbox,
 static int cmdq_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
-	struct resource *res;
 	struct cmdq *cmdq;
 	int err, i;
 	struct gce_plat *plat_data;
@@ -538,8 +537,7 @@ static int cmdq_probe(struct platform_device *pdev)
 	if (!cmdq)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	cmdq->base = devm_ioremap_resource(dev, res);
+	cmdq->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(cmdq->base))
 		return PTR_ERR(cmdq->base);
 
-- 
2.25.1