linux-kernel - [PATCH v2 2/5] pinctrl: at91: Don't mix non-devm calls with devm ones

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Date:   Mon, 13 Feb 2023 17:45:29 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v2 2/5] pinctrl: at91: Don't mix non-devm calls with devm ones

Replace devm_clk_get() by devm_clk_get_enabled() and drop
unneeded code pieces. This will make sure we keep the ordering
of the resource allocation correct.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pinctrl/pinctrl-at91.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 5c01765c7a2a..6d9015ed8a3b 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -1849,19 +1849,13 @@ static int at91_gpio_probe(struct platform_device *pdev)
 	at91_chip->pioc_virq = irq;
 	at91_chip->pioc_idx = alias_idx;
 
-	at91_chip->clock = devm_clk_get(&pdev->dev, NULL);
+	at91_chip->clock = devm_clk_get_enabled(&pdev->dev, NULL);
 	if (IS_ERR(at91_chip->clock)) {
 		dev_err(&pdev->dev, "failed to get clock, ignoring.\n");
 		ret = PTR_ERR(at91_chip->clock);
 		goto err;
 	}
 
-	ret = clk_prepare_enable(at91_chip->clock);
-	if (ret) {
-		dev_err(&pdev->dev, "failed to prepare and enable clock, ignoring.\n");
-		goto clk_enable_err;
-	}
-
 	at91_chip->chip = at91_gpio_template;
 	at91_chip->id = alias_idx;
 
@@ -1882,7 +1876,7 @@ static int at91_gpio_probe(struct platform_device *pdev)
 	names = devm_kasprintf_strarray(dev, "pio", chip->ngpio);
 	if (!names) {
 		ret = -ENOMEM;
-		goto clk_enable_err;
+		goto err;
 	}
 
 	for (i = 0; i < chip->ngpio; i++)
@@ -1915,8 +1909,6 @@ static int at91_gpio_probe(struct platform_device *pdev)
 	return 0;
 
 gpiochip_add_err:
-clk_enable_err:
-	clk_disable_unprepare(at91_chip->clock);
 err:
 	dev_err(&pdev->dev, "Failure %i for GPIO %i\n", ret, alias_idx);
 
-- 
2.39.1