[PATCH] backlight: Avoid double fbcon backlight handling

Jiri Kosina jikos at kernel.org
Thu Jul 7 08:33:08 UTC 2016


On Thu, 30 Jun 2016, Chris Wilson wrote:

> Backlights controlled by i915.ko and only associated with its connectors
> and also only associated with the intel_drmfb fbcon, controlled by
> i915.ko. In this situation, we already handle adjusting the backlight
> when the fbcon is blanked/unblanked and do not require backlight trying
> to do the same.
> 
> Attempting to register with the fbdev as a client causes lockdep to warn
> about a dependency cycle:
[ ... snip ... ]
>  drivers/hid/hid-picolcd_backlight.c                  |  3 ++-

For this one:

	Acked-by: Jiri Kosina <jkosina at suse.cz>

-- 
Jiri Kosina
SUSE Labs



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