After computing the stage changes for the set_config, record those in
the debug log.

Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/intel_display.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index a21f935..4f9c3d8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8884,6 +8884,9 @@ intel_set_config_compute_mode_changes(struct drm_mode_set 
*set,
                drm_mode_debug_printmodeline(set->mode);
                config->mode_changed = true;
        }
+
+       DRM_DEBUG_KMS("computed changes for [CRTC:%d], mode_changed=%d, 
fb_changed=%d\n",
+                       set->crtc->base.id, config->mode_changed, 
config->fb_changed);
 }
 
 static int
-- 
1.7.9.5

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