Otherwise we'll set_fb complains pretty loudly if we the crtc is off
and userspace moves the NULL fb around a bit. Yeah, this actually
happens in the wild ...
Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
drivers/gpu/drm/i915/intel_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index c38d503..79748c9 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6754,7 +6754,7 @@ intel_set_config_compute_mode_changes(struct drm_mode_set
*set,
config->fb_changed = true;
}
- if (set->x != set->crtc->x || set->y != set->crtc->y)
+ if (set->fb && (set->x != set->crtc->x || set->y != set->crtc->y))
config->fb_changed = true;
if (set->mode && !drm_mode_equal(set->mode, &set->crtc->mode)) {
--
1.7.10.4
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