target/linux/generic/pending-4.4/085-0005-leds-gpio-use-OF-variant-of-LED-registering-function.patch

   1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
   2 Date: Mon, 6 Mar 2017 06:19:45 +0100
   3 Subject: [PATCH] leds: gpio: use OF variant of LED registering function
   4 MIME-Version: 1.0
   5 Content-Type: text/plain; charset=UTF-8
   6 Content-Transfer-Encoding: 8bit
   7
   8 In leds-gpio we support LEDs specified in DT so we should use
   9 (devm_)of_led_classdev_register. This allows passing DT node as argument
  10 for use by the LED subsystem.
  11
  12 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  13 Acked-by: Pavel Machek <pavel@ucw.cz>
  14 Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
  15 ---
  16  drivers/leds/leds-gpio.c | 12 ++++++------
  17  1 file changed, 6 insertions(+), 6 deletions(-)
  18
  19 --- a/drivers/leds/leds-gpio.c
  20 +++ b/drivers/leds/leds-gpio.c
  21 @@ -87,7 +87,7 @@ static int gpio_blink_set(struct led_cla
  22
  23  static int create_gpio_led(const struct gpio_led *template,
  24         struct gpio_led_data *led_dat, struct device *parent,
  25 -       gpio_blink_set_t blink_set)
  26 +       struct device_node *np, gpio_blink_set_t blink_set)
  27  {
  28         int ret, state;
  29
  30 @@ -143,7 +143,7 @@ static int create_gpio_led(const struct
  31
  32         INIT_WORK(&led_dat->work, gpio_led_work);
  33
  34 -       return devm_led_classdev_register(parent, &led_dat->cdev);
  35 +       return devm_of_led_classdev_register(parent, np, &led_dat->cdev);
  36  }
  37
  38  static void delete_gpio_led(struct gpio_led_data *led)
  39 @@ -219,7 +219,7 @@ static struct gpio_leds_priv *gpio_leds_
  40                 if (fwnode_property_present(child, "retain-state-suspended"))
  41                         led.retain_state_suspended = 1;
  42
  43 -               ret = create_gpio_led(&led, led_dat, dev, NULL);
  44 +               ret = create_gpio_led(&led, led_dat, dev, np, NULL);
  45                 if (ret < 0) {
  46                         fwnode_handle_put(child);
  47                         goto err;
  48 @@ -256,9 +256,9 @@ static int gpio_led_probe(struct platfor
  49
  50                 priv->num_leds = pdata->num_leds;
  51                 for (i = 0; i < priv->num_leds; i++) {
  52 -                       ret = create_gpio_led(&pdata->leds[i],
  53 -                                             &priv->leds[i],
  54 -                                             &pdev->dev, pdata->gpio_blink_set);
  55 +                       ret = create_gpio_led(&pdata->leds[i], &priv->leds[i],
  56 +                                             &pdev->dev, NULL,
  57 +                                             pdata->gpio_blink_set);
  58                         if (ret < 0)
  59                                 return ret;
  60                 }