[Bug 91952] [Bisected Regression] Blank screen from boot until any input on X

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91952

--- Comment #16 from João Paulo Rechi Vita <jprvita at gmail.com> ---
Testing the following modified version of the patch as requested on IRC things
continue to look good:

diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 87476ff..a5f97cf 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4863,7 +4863,8 @@ static void intel_crtc_disable_planes(struct drm_crtc
*crtc)

        intel_crtc_dpms_overlay_disable(intel_crtc);
        for_each_intel_plane(dev, intel_plane) {
-               if (intel_plane->pipe == pipe) {
+               if (intel_plane->pipe == pipe &&
+                   to_intel_plane_state(intel_plane->base.state)->visible) {
                        struct drm_crtc *from = intel_plane->base.crtc;

                        intel_plane->disable_plane(&intel_plane->base,

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