lkml.org 
[lkml]   [2019]   [Mar]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 23/25] leds: gpio: Use led_compose_name()
Date
Switch to using generic LED support for composing LED class
device name.

Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
---
drivers/leds/leds-gpio.c | 26 +++++++++++++-------------
1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index b26cf78993d1..c2e551cd2fc7 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -77,11 +77,19 @@ static int gpio_blink_set(struct led_classdev *led_cdev,

static int create_gpio_led(const struct gpio_led *template,
struct gpio_led_data *led_dat, struct device *parent,
- struct device_node *np, gpio_blink_set_t blink_set)
+ struct fwnode_handle *fwnode, gpio_blink_set_t blink_set)
{
+ struct led_init_data init_data = { fwnode };
int ret, state;

- led_dat->cdev.name = template->name;
+ if (template->name) {
+ led_dat->cdev.name = template->name;
+ } else {
+ ret = led_compose_name(fwnode, NULL, NULL, init_data.name);
+ if (ret)
+ return ret;
+ }
+
led_dat->cdev.default_trigger = template->default_trigger;
led_dat->can_sleep = gpiod_cansleep(led_dat->gpiod);
if (!led_dat->can_sleep)
@@ -112,7 +120,8 @@ static int create_gpio_led(const struct gpio_led *template,
if (ret < 0)
return ret;

- return devm_led_classdev_register(parent, &led_dat->cdev);
+ return devm_led_classdev_register_ext(parent, &led_dat->cdev,
+ &init_data);
}

struct gpio_leds_priv {
@@ -145,15 +154,6 @@ static struct gpio_leds_priv *gpio_leds_create(struct platform_device *pdev)
struct gpio_led_data *led_dat = &priv->leds[priv->num_leds];
struct gpio_led led = {};
const char *state = NULL;
- struct device_node *np = to_of_node(child);
-
- ret = fwnode_property_read_string(child, "label", &led.name);
- if (ret && IS_ENABLED(CONFIG_OF) && np)
- led.name = np->name;
- if (!led.name) {
- fwnode_handle_put(child);
- return ERR_PTR(-EINVAL);
- }

led.gpiod = devm_fwnode_get_gpiod_from_child(dev, NULL, child,
GPIOD_ASIS,
@@ -185,7 +185,7 @@ static struct gpio_leds_priv *gpio_leds_create(struct platform_device *pdev)
if (fwnode_property_present(child, "panic-indicator"))
led.panic_indicator = 1;

- ret = create_gpio_led(&led, led_dat, dev, np, NULL);
+ ret = create_gpio_led(&led, led_dat, dev, child, NULL);
if (ret < 0) {
fwnode_handle_put(child);
return ERR_PTR(ret);
--
2.11.0
\
 
 \ /
  Last update: 2019-03-10 19:30    [W:0.242 / U:8.156 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site