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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/leds/leds-lm3601x.c
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@@ -1,7 +1,7 @@
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 // SPDX-License-Identifier: GPL-2.0
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 // Flash and torch driver for Texas Instruments LM3601X LED
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 // Flash driver chip family
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-// Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
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+// Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
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 #include <linux/delay.h>
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 #include <linux/i2c.h>
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@@ -10,7 +10,6 @@
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 #include <linux/module.h>
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 #include <linux/regmap.h>
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 #include <linux/slab.h>
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-#include <uapi/linux/uleds.h>
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13
 
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 #define LM3601X_LED_IR		0x0
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 #define LM3601X_LED_TORCH	0x1
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@@ -89,8 +88,6 @@
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 	struct i2c_client *client;
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 	struct regmap *regmap;
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 	struct mutex lock;
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-
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-	char led_name[LED_MAX_NAME_SIZE];
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 	unsigned int flash_timeout;
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 	unsigned int last_flag;
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@@ -322,10 +319,12 @@
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 	.fault_get		= lm3601x_flash_fault_get,
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 };
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-static int lm3601x_register_leds(struct lm3601x_led *led)
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+static int lm3601x_register_leds(struct lm3601x_led *led,
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+				 struct fwnode_handle *fwnode)
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 {
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 	struct led_classdev *led_cdev;
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 	struct led_flash_setting *setting;
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+	struct led_init_data init_data = {};
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328
 
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 	led->fled_cdev.ops = &flash_ops;
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@@ -342,20 +341,24 @@
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 	setting->val = led->flash_current_max;
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 	led_cdev = &led->fled_cdev.led_cdev;
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-	led_cdev->name = led->led_name;
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 	led_cdev->brightness_set_blocking = lm3601x_brightness_set;
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 	led_cdev->max_brightness = DIV_ROUND_UP(led->torch_current_max,
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 						LM3601X_TORCH_REG_DIV);
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 	led_cdev->flags |= LED_DEV_CAP_FLASH;
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-	return led_classdev_flash_register(&led->client->dev, &led->fled_cdev);
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+	init_data.fwnode = fwnode;
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+	init_data.devicename = led->client->name;
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+	init_data.default_label = (led->led_mode == LM3601X_LED_TORCH) ?
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+					"torch" : "infrared";
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+	return devm_led_classdev_flash_register_ext(&led->client->dev,
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+						&led->fled_cdev, &init_data);
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 }
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-static int lm3601x_parse_node(struct lm3601x_led *led)
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+static int lm3601x_parse_node(struct lm3601x_led *led,
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+			      struct fwnode_handle **fwnode)
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 {
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 	struct fwnode_handle *child = NULL;
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 	int ret = -ENODEV;
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-	const char *name;
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362
 
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 	child = device_get_next_child_node(&led->client->dev, child);
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 	if (!child) {
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@@ -375,17 +378,6 @@
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 		ret = -EINVAL;
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 		goto out_err;
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 	}
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-
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-	ret = fwnode_property_read_string(child, "label", &name);
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-	if (ret) {
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-		if (led->led_mode == LM3601X_LED_TORCH)
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-			name = "torch";
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-		else
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-			name = "infrared";
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-	}
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-
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-	snprintf(led->led_name, sizeof(led->led_name),
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-		"%s:%s", led->client->name, name);
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 	ret = fwnode_property_read_u32(child, "led-max-microamp",
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 					&led->torch_current_max);
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@@ -411,6 +403,8 @@
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 		goto out_err;
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 	}
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+	*fwnode = child;
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+
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 out_err:
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 	fwnode_handle_put(child);
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 	return ret;
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@@ -419,6 +413,7 @@
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 static int lm3601x_probe(struct i2c_client *client)
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 {
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 	struct lm3601x_led *led;
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+	struct fwnode_handle *fwnode;
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 	int ret;
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 	led = devm_kzalloc(&client->dev, sizeof(*led), GFP_KERNEL);
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@@ -428,7 +423,7 @@
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 	led->client = client;
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 	i2c_set_clientdata(client, led);
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-	ret = lm3601x_parse_node(led);
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+	ret = lm3601x_parse_node(led, &fwnode);
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 	if (ret)
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 		return -ENODEV;
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@@ -442,15 +437,12 @@
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 	mutex_init(&led->lock);
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-	return lm3601x_register_leds(led);
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+	return lm3601x_register_leds(led, fwnode);
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 }
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 static int lm3601x_remove(struct i2c_client *client)
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 {
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 	struct lm3601x_led *led = i2c_get_clientdata(client);
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-
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-	led_classdev_flash_unregister(&led->fled_cdev);
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-	mutex_destroy(&led->lock);
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 	return regmap_update_bits(led->regmap, LM3601X_ENABLE_REG,
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 			   LM3601X_ENABLE_MASK,