diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 70c95d363aa9..75e8c8c93cec 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9306,7 +9306,6 @@ static void intel_unpin_work_fn(struct work_struct *__work) mutex_lock(&dev->struct_mutex); intel_unpin_fb_obj(intel_fb_obj(work->old_fb)); drm_gem_object_unreference(&work->pending_flip_obj->base); - drm_framebuffer_unreference(work->old_fb); intel_fbc_update(dev); @@ -9315,6 +9314,7 @@ static void intel_unpin_work_fn(struct work_struct *__work) mutex_unlock(&dev->struct_mutex); intel_frontbuffer_flip_complete(dev, INTEL_FRONTBUFFER_PRIMARY(pipe)); + drm_framebuffer_unreference(work->old_fb); BUG_ON(atomic_read(&to_intel_crtc(work->crtc)->unpin_work_count) == 0); atomic_dec(&to_intel_crtc(work->crtc)->unpin_work_count); @@ -9978,10 +9978,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, if (atomic_read(&intel_crtc->unpin_work_count) >= 2) flush_workqueue(dev_priv->wq); - ret = i915_mutex_lock_interruptible(dev); - if (ret) - goto cleanup; - /* Reference the objects for the scheduled work. */ drm_framebuffer_reference(work->old_fb); drm_gem_object_reference(&obj->base); @@ -9991,6 +9987,10 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->pending_flip_obj = obj; + ret = i915_mutex_lock_interruptible(dev); + if (ret) + goto cleanup; + atomic_inc(&intel_crtc->unpin_work_count); intel_crtc->reset_counter = atomic_read(&dev_priv->gpu_error.reset_counter); @@ -10055,13 +10055,14 @@ cleanup_unpin: intel_unpin_fb_obj(obj); cleanup_pending: atomic_dec(&intel_crtc->unpin_work_count); + mutex_unlock(&dev->struct_mutex); +cleanup: crtc->primary->fb = old_fb; update_state_fb(crtc->primary); + + drm_gem_object_unreference_unlocked(&obj->base); drm_framebuffer_unreference(work->old_fb); - drm_gem_object_unreference(&obj->base); - mutex_unlock(&dev->struct_mutex); -cleanup: spin_lock_irq(&dev->event_lock); intel_crtc->unpin_work = NULL; spin_unlock_irq(&dev->event_lock); |