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085-0002-leds-gpio-introduce-gpio_blink_set_t.patch

085-0002-leds-gpio-introduce-gpio_blink_set_t.patch 2.0 KB
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  1. From 68620e594c250ba8c43a78e77f5296cb9952582e Mon Sep 17 00:00:00 2001
    2. 

  2. From: Heiner Kallweit <hkallweit1@gmail.com>
    3. 

  3. Date: Wed, 14 Sep 2016 20:54:12 +0200
    4. 

  4. Subject: [PATCH] leds: gpio: introduce gpio_blink_set_t
    5. 

  5. 

  6. Introduce a typedef gpio_blink_set_t to improve readability of the code.
    7. 

  7. 

  8. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
    9. 

  9. Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
    10. 

  10. ---
    11. 

  11.  drivers/leds/leds-gpio.c | 6 ++----
    12. 

  12.  include/linux/leds.h     | 9 ++++++---
    13. 

  13.  2 files changed, 8 insertions(+), 7 deletions(-)
    14. 

  14. 

  15. --- a/drivers/leds/leds-gpio.c
    16. 

  16. +++ b/drivers/leds/leds-gpio.c
    17. 

  17. @@ -29,8 +29,7 @@ struct gpio_led_data {
    18. 

  18.  	u8 new_level;
    19. 

  19.  	u8 can_sleep;
    20. 

  20.  	u8 blinking;
    21. 

  21. -	int (*platform_gpio_blink_set)(struct gpio_desc *desc, int state,
    22. 

  22. -			unsigned long *delay_on, unsigned long *delay_off);
    23. 

  23. +	gpio_blink_set_t platform_gpio_blink_set;
    24. 

  24.  };
    25. 

  25.  
    26. 

  26.  static void gpio_led_work(struct work_struct *work)
    27. 

  27. @@ -88,8 +87,7 @@ static int gpio_blink_set(struct led_cla
    28. 

  28.  
    29. 

  29.  static int create_gpio_led(const struct gpio_led *template,
    30. 

  30.  	struct gpio_led_data *led_dat, struct device *parent,
    31. 

  31. -	int (*blink_set)(struct gpio_desc *, int, unsigned long *,
    32. 

  32. -			 unsigned long *))
    33. 

  33. +	gpio_blink_set_t blink_set)
    34. 

  34.  {
    35. 

  35.  	int ret, state;
    36. 

  36.  
    37. 

  37. --- a/include/linux/leds.h
    38. 

  38. +++ b/include/linux/leds.h
    39. 

  39. @@ -330,6 +330,11 @@ struct led_platform_data {
    40. 

  40.  	struct led_info	*leds;
    41. 

  41.  };
    42. 

  42.  
    43. 

  43. +struct gpio_desc;
    44. 

  44. +typedef int (*gpio_blink_set_t)(struct gpio_desc *desc, int state,
    45. 

  45. +				unsigned long *delay_on,
    46. 

  46. +				unsigned long *delay_off);
    47. 

  47. +
    48. 

  48.  /* For the leds-gpio driver */
    49. 

  49.  struct gpio_led {
    50. 

  50.  	const char *name;
    51. 

  51. @@ -352,9 +357,7 @@ struct gpio_led_platform_data {
    52. 

  52.  #define GPIO_LED_NO_BLINK_LOW	0	/* No blink GPIO state low */
    53. 

  53.  #define GPIO_LED_NO_BLINK_HIGH	1	/* No blink GPIO state high */
    54. 

  54.  #define GPIO_LED_BLINK		2	/* Please, blink */
    55. 

  55. -	int		(*gpio_blink_set)(struct gpio_desc *desc, int state,
    56. 

  56. -					unsigned long *delay_on,
    57. 

  57. -					unsigned long *delay_off);
    58. 

  58. +	gpio_blink_set_t	gpio_blink_set;
    59. 

  59.  };
    60. 

  60.  
    61. 

  61.  struct platform_device *gpio_led_register_device(
    62.