linux-kernel - [PATCH 05/15] serial: tegra: Use devm_platform_get_and_ioremap

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Message-Id: <20230712062853.11007-5-frank.li@vivo.com>
Date:   Wed, 12 Jul 2023 14:28:43 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Laxman Dewangan <ldewangan@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
Cc:     Yangtao Li <frank.li@...o.com>, linux-serial@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 05/15] serial: tegra: 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/tty/serial/serial-tegra.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index 1cf08b33456c..1edb4c381888 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -1579,16 +1579,11 @@ static int tegra_uart_probe(struct platform_device *pdev)
 	tup->cdata = cdata;
 
 	platform_set_drvdata(pdev, tup);
-	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!resource) {
-		dev_err(&pdev->dev, "No IO memory resource\n");
-		return -ENODEV;
-	}
 
-	u->mapbase = resource->start;
-	u->membase = devm_ioremap_resource(&pdev->dev, resource);
+	u->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &resource);
 	if (IS_ERR(u->membase))
 		return PTR_ERR(u->membase);
+	u->mapbase = resource->start;
 
 	tup->uart_clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(tup->uart_clk)) {
-- 
2.39.0