Re: [PATCH] HID: wacom: Initialize brightness of LED trigger

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On Mon, 9 Dec 2024, Gerecke, Jason wrote:

> From: Jason Gerecke <jason.gerecke@xxxxxxxxx>
> 
> If an LED has a default_trigger set prior to being registered with
> the subsystem, that trigger will be executed with a brightness value
> defined by `trigger->brightness`. Our driver was not setting this
> value, which was causing problems. It would cause the selected LED
> to be turned off, as well as corrupt the hlv/llv values assigned to
> other LEDs (since calling `wacom_led_brightness_set` will overite
> these values).
> 
> This patch sets the value of `trigger->brightness` to an appropriate
> value. We use `wacom_leds_brightness_get` to transform the llv/hlv
> values into a brightness that is understood by the rest of the LED
> subsystem.
> 
> Fixes: 822c91e72eac ("leds: trigger: Store brightness set by led_trigger_event()")
> Cc: stable@xxxxxxxxxxxxxxx # v6.10+
> Signed-off-by: Jason Gerecke <jason.gerecke@xxxxxxxxx>

Applied, thanks.

-- 
Jiri Kosina
SUSE Labs





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