If LFP backlight type setting from VBT was "VESA eDP AUX Interface".
Driver should check panel capability and try to initialize aux backlight.
No matter i915_modparams.enable_dpcd_backlight was enabled or not.
Cc: Ville Syrjälä
Cc: Jani Nikula
Cc: Jose Roberto de Souza
Cc: Cooper Chiou
Signed
On Tue, 18 Jun 2019, "Lee, Shawn C" wrote:
> If LFP backlight type setting from VBT was "VESA eDP AUX Interface".
> Driver should check panel capability and try to initialize aux backlight.
> No matter i915_modparams.enable_dpcd_backlight was enabled or not.
The usual thing to do is to set i915.e