This reverts commit
75f36d861957cb05b7889af24c8cd4a789398304.
drm_vblank_get() is necessary to ensure the DRM vblank counter value is
up to date in drm_send_vblank_event().
Seems to fix weston hangs waiting for page flips to complete.
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
+ drm_vblank_put(rdev->ddev, radeon_crtc->crtc_id);
radeon_fence_unref(&work->fence);
radeon_irq_kms_pflip_irq_get(rdev, work->crtc_id);
queue_work(radeon_crtc->flip_queue, &work->unpin_work);
radeon_fence_unref(&work->fence);
radeon_irq_kms_pflip_irq_get(rdev, work->crtc_id);
queue_work(radeon_crtc->flip_queue, &work->unpin_work);
+ r = drm_vblank_get(crtc->dev, radeon_crtc->crtc_id);
+ if (r) {
+ DRM_ERROR("failed to get vblank before flip\n");
+ goto pflip_cleanup;
+ }
+
/* We borrow the event spin lock for protecting flip_work */
spin_lock_irqsave(&crtc->dev->event_lock, flags);
/* We borrow the event spin lock for protecting flip_work */
spin_lock_irqsave(&crtc->dev->event_lock, flags);
+pflip_cleanup:
+ if (unlikely(radeon_bo_reserve(work->new_rbo, false) != 0)) {
+ DRM_ERROR("failed to reserve new rbo in error path\n");
+ goto cleanup;
+ }
+ if (unlikely(radeon_bo_unpin(work->new_rbo) != 0)) {
+ DRM_ERROR("failed to unpin new rbo in error path\n");
+ }
+ radeon_bo_unreserve(work->new_rbo);
+
cleanup:
drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
radeon_fence_unref(&work->fence);
cleanup:
drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
radeon_fence_unref(&work->fence);