drm/i915: Fix the state checker for ICL Y planes

The plane used to scan out NV12 luma on ICL is logically
off but actually on. Fix the state checker to account for this.

Cc: Imre Deak <imre.deak@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109457
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190304131217.4338-1-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 7c5e84e..b49e789 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -12589,7 +12589,8 @@ intel_verify_planes(struct intel_atomic_state *state)
 
        for_each_new_intel_plane_in_state(state, plane,
                                          plane_state, i)
-               assert_plane(plane, plane_state->base.visible);
+               assert_plane(plane, plane_state->slave ||
+                            plane_state->base.visible);
 }
 
 static void