Re: [PATCH v4 1/4] leds: core: add generic support for RGB Color LED's

[Jacek Anaszewski <j.anaszewski@samsung.com>]

Hi Heiner,

I don't see [PATCH v4 2/4]. Have you sent it?

On 02/25/2016 11:11 PM, Heiner Kallweit wrote:
> Add generic support for RGB Color LED's.
>
> Basic idea is to use enum led_brightness also for the hue and saturation
> color components.This allows to implement the color extension w/o
> changes to struct led_classdev.
>
> Select LEDS_RGB to enable building drivers using the RGB extension.
>
> Flag LED_SET_HUE_SAT allows to specify that hue / saturation
> should be overridden even if the provided values are zero.
>
> Some examples for writing values to /sys/class/leds/<xx>/brightness:
> (now also hex notation can be used)
>
> 255 -> set full brightness and keep existing color if set
> 0 -> switch LED off but keep existing color so that it can be restored
>       if the LED is switched on again later
> 0x1000000 -> switch LED off and set also hue and saturation to 0
> 0x00ffff -> set full brightness, full saturation and set hue to 0 (red)
>
> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
[...]

-- 
Best regards,
Jacek Anaszewski