[PATCH 19/25] leds: aat1290: Use led_compose_name()

From: Jacek Anaszewski
Date: Sun Mar 10 2019 - 14:29:30 EST


Switch to using generic LED support for composing LED class
device name.

Signed-off-by: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
---
drivers/leds/leds-aat1290.c | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/drivers/leds/leds-aat1290.c b/drivers/leds/leds-aat1290.c
index 43bd8a43f36c..9132a6ee551e 100644
--- a/drivers/leds/leds-aat1290.c
+++ b/drivers/leds/leds-aat1290.c
@@ -45,6 +45,8 @@
#define AAT1290_FLASH_TM_NUM_LEVELS 16
#define AAT1290_MM_CURRENT_SCALE_SIZE 15

+#define AAT1290_NAME "aat1290"
+

struct aat1290_led_config_data {
/* maximum LED current in movie mode */
@@ -78,7 +80,6 @@ struct aat1290_led {
int *mm_current_scale;
/* device mode */
bool movie_mode;
-
/* brightness cache */
unsigned int torch_brightness;
};
@@ -218,7 +219,6 @@ static int aat1290_led_parse_dt(struct aat1290_led *led,
struct aat1290_led_config_data *cfg,
struct device_node **sub_node)
{
- struct led_classdev *led_cdev = &led->fled_cdev.led_cdev;
struct device *dev = &led->pdev->dev;
struct device_node *child_node;
#if IS_ENABLED(CONFIG_V4L2_FLASH_LED_CLASS)
@@ -257,9 +257,6 @@ static int aat1290_led_parse_dt(struct aat1290_led *led,
return -EINVAL;
}

- led_cdev->name = of_get_property(child_node, "label", NULL) ? :
- child_node->name;
-
ret = of_property_read_u32(child_node, "led-max-microamp",
&cfg->max_mm_current);
/*
@@ -469,6 +466,7 @@ static int aat1290_led_probe(struct platform_device *pdev)
struct aat1290_led *led;
struct led_classdev *led_cdev;
struct led_classdev_flash *fled_cdev;
+ struct led_init_data init_data;
struct aat1290_led_config_data led_cfg = {};
struct v4l2_flash_config v4l2_sd_cfg = {};
int ret;
@@ -488,6 +486,12 @@ static int aat1290_led_probe(struct platform_device *pdev)
if (ret < 0)
return ret;

+ init_data.fwnode = of_fwnode_handle(sub_node);
+ ret = led_compose_name(init_data.fwnode, AAT1290_NAME, NULL,
+ init_data.name);
+ if (ret < 0)
+ return ret;
+
mutex_init(&led->lock);

/* Initialize LED Flash class device */
@@ -498,7 +502,8 @@ static int aat1290_led_probe(struct platform_device *pdev)
aat1290_init_flash_timeout(led, &led_cfg);

/* Register LED Flash class device */
- ret = led_classdev_flash_register(&pdev->dev, fled_cdev);
+ ret = led_classdev_flash_register_ext(&pdev->dev, fled_cdev,
+ &init_data);
if (ret < 0)
goto err_flash_register;

--
2.11.0