linux-kernel - [PATCH 1/2] leds: tca6507: Use devm_gpiochip_add

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Message-ID: <20231116224121.302150-1-afd@ti.com>
Date:   Thu, 16 Nov 2023 16:41:20 -0600
From:   Andrew Davis <afd@...com>
To:     Pavel Machek <pavel@....cz>, Lee Jones <lee@...nel.org>
CC:     <linux-leds@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Andrew Davis <afd@...com>
Subject: [PATCH 1/2] leds: tca6507: Use devm_gpiochip_add_data() to simplify remove path

Use devm version of gpiochip add function to handle removal for us.

Signed-off-by: Andrew Davis <afd@...com>
---
 drivers/leds/leds-tca6507.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index e190746140959..9a6af6d8b5b5d 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -638,19 +638,13 @@ static int tca6507_probe_gpios(struct device *dev,
 	tca->gpio.direction_output = tca6507_gpio_direction_output;
 	tca->gpio.set = tca6507_gpio_set_value;
 	tca->gpio.parent = dev;
-	err = gpiochip_add_data(&tca->gpio, tca);
+	err = devm_gpiochip_add_data(dev, &tca->gpio, tca);
 	if (err) {
 		tca->gpio.ngpio = 0;
 		return err;
 	}
 	return 0;
 }
-
-static void tca6507_remove_gpio(struct tca6507_chip *tca)
-{
-	if (tca->gpio.ngpio)
-		gpiochip_remove(&tca->gpio);
-}
 #else /* CONFIG_GPIOLIB */
 static int tca6507_probe_gpios(struct device *dev,
 			       struct tca6507_chip *tca,
@@ -658,9 +652,6 @@ static int tca6507_probe_gpios(struct device *dev,
 {
 	return 0;
 }
-static void tca6507_remove_gpio(struct tca6507_chip *tca)
-{
-}
 #endif /* CONFIG_GPIOLIB */
 
 static struct tca6507_platform_data *
@@ -793,7 +784,6 @@ static void tca6507_remove(struct i2c_client *client)
 		if (tca_leds[i].led_cdev.name)
 			led_classdev_unregister(&tca_leds[i].led_cdev);
 	}
-	tca6507_remove_gpio(tca);
 	cancel_work_sync(&tca->work);
 }
 
-- 
2.39.2