target/linux/generic/pending-4.4/085-0002-leds-gpio-introduce-gpio_blink_set_t.patch

   1 From 68620e594c250ba8c43a78e77f5296cb9952582e Mon Sep 17 00:00:00 2001
   2 From: Heiner Kallweit <hkallweit1@gmail.com>
   3 Date: Wed, 14 Sep 2016 20:54:12 +0200
   4 Subject: [PATCH] leds: gpio: introduce gpio_blink_set_t
   5
   6 Introduce a typedef gpio_blink_set_t to improve readability of the code.
   7
   8 Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
   9 Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
  10 ---
  11  drivers/leds/leds-gpio.c | 6 ++----
  12  include/linux/leds.h     | 9 ++++++---
  13  2 files changed, 8 insertions(+), 7 deletions(-)
  14
  15 --- a/drivers/leds/leds-gpio.c
  16 +++ b/drivers/leds/leds-gpio.c
  17 @@ -29,8 +29,7 @@ struct gpio_led_data {
  18         u8 new_level;
  19         u8 can_sleep;
  20         u8 blinking;
  21 -       int (*platform_gpio_blink_set)(struct gpio_desc *desc, int state,
  22 -                       unsigned long *delay_on, unsigned long *delay_off);
  23 +       gpio_blink_set_t platform_gpio_blink_set;
  24  };
  25
  26  static void gpio_led_work(struct work_struct *work)
  27 @@ -88,8 +87,7 @@ static int gpio_blink_set(struct led_cla
  28
  29  static int create_gpio_led(const struct gpio_led *template,
  30         struct gpio_led_data *led_dat, struct device *parent,
  31 -       int (*blink_set)(struct gpio_desc *, int, unsigned long *,
  32 -                        unsigned long *))
  33 +       gpio_blink_set_t blink_set)
  34  {
  35         int ret, state;
  36
  37 --- a/include/linux/leds.h
  38 +++ b/include/linux/leds.h
  39 @@ -330,6 +330,11 @@ struct led_platform_data {
  40         struct led_info *leds;
  41  };
  42
  43 +struct gpio_desc;
  44 +typedef int (*gpio_blink_set_t)(struct gpio_desc *desc, int state,
  45 +                               unsigned long *delay_on,
  46 +                               unsigned long *delay_off);
  47 +
  48  /* For the leds-gpio driver */
  49  struct gpio_led {
  50         const char *name;
  51 @@ -352,9 +357,7 @@ struct gpio_led_platform_data {
  52  #define GPIO_LED_NO_BLINK_LOW  0       /* No blink GPIO state low */
  53  #define GPIO_LED_NO_BLINK_HIGH 1       /* No blink GPIO state high */
  54  #define GPIO_LED_BLINK         2       /* Please, blink */
  55 -       int             (*gpio_blink_set)(struct gpio_desc *desc, int state,
  56 -                                       unsigned long *delay_on,
  57 -                                       unsigned long *delay_off);
  58 +       gpio_blink_set_t        gpio_blink_set;
  59  };
  60
  61  struct platform_device *gpio_led_register_device(