Commit d082119f authored Apr 13, 2020 by Lyude Paul Committed by Rodrigo Vivi Apr 20, 2020

drm/i915/dpcd_bl: Unbreak enable_dpcd_backlight modparam



Looks like I accidentally made it so you couldn't force DPCD backlight
support on, whoops. Fix that.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Fixes: 17f5d579 ("drm/i915: Force DPCD backlight mode on X1 Extreme 2nd Gen 4K AMOLED panel")
Cc: Adam Jackson <ajax@redhat.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200413214407.1851002-1-lyude@redhat.com


(cherry picked from commit d7fb38ae)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

parent a05b2899

drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -342,6 +342,7 @@ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector)
		*/
		if (dev_priv->vbt.backlight.type !=
		INTEL_BACKLIGHT_VESA_EDP_AUX_INTERFACE &&
		i915_modparams.enable_dpcd_backlight != 1 &&
		!drm_dp_has_quirk(&intel_dp->desc, intel_dp->edid_quirks,
		DP_QUIRK_FORCE_DPCD_BACKLIGHT)) {
		DRM_DEV_INFO(dev->dev,

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