linux-kernel - [PATCH 4/5] mailbox: rockchip: Use devm_platform_get_and_ioremap

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Message-Id: <20230704133726.28861-4-frank.li@vivo.com>
Date:   Tue,  4 Jul 2023 21:37:25 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Jassi Brar <jassisinghbrar@...il.com>,
        Heiko Stuebner <heiko@...ech.de>
Cc:     Yangtao Li <frank.li@...o.com>, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org
Subject: [PATCH 4/5] mailbox: rockchip: Use devm_platform_get_and_ioremap_resource()

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/mailbox/rockchip-mailbox.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-mailbox.c
index 116286ecc5a0..d15c490a5a46 100644
--- a/drivers/mailbox/rockchip-mailbox.c
+++ b/drivers/mailbox/rockchip-mailbox.c
@@ -194,11 +194,7 @@ static int rockchip_mbox_probe(struct platform_device *pdev)
 	mb->mbox.ops = &rockchip_mbox_chan_ops;
 	mb->mbox.txdone_irq = true;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
-
-	mb->mbox_base = devm_ioremap_resource(&pdev->dev, res);
+	mb->mbox_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(mb->mbox_base))
 		return PTR_ERR(mb->mbox_base);
 
-- 
2.39.0