kernel/drivers/gpu/drm/exynos/exynos_drm_crtc.c
.. .. @@ -39,13 +39,12 @@ 39 39 if (exynos_crtc->ops->atomic_disable) 40 40 exynos_crtc->ops->atomic_disable(exynos_crtc); 41 41 42 + spin_lock_irq(&crtc->dev->event_lock);42 43 if (crtc->state->event && !crtc->state->active) { 43 - spin_lock_irq(&crtc->dev->event_lock);44 44 drm_crtc_send_vblank_event(crtc, crtc->state->event); 45 - spin_unlock_irq(&crtc->dev->event_lock);46 -47 45 crtc->state->event = NULL; 48 46 } 47 + spin_unlock_irq(&crtc->dev->event_lock);49 48 } 50 49 51 50 static int exynos_crtc_atomic_check(struct drm_crtc *crtc,