Merge airlied/drm-next into drm-intel-next-queued

[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / drm_atomic_helper.c

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 41f9d47d2bf6cd0c29376f7ec65fd6501e0dfefa..7582bbc5decc0818b99092a2403289a4f3f29d22 100644 (file)
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -2720,6 +2720,7 @@ int drm_atomic_helper_disable_all(struct drm_device *dev,
        struct drm_plane *plane;
        struct drm_crtc_state *crtc_state;
        struct drm_crtc *crtc;
+       unsigned plane_mask = 0;
        int ret, i;
 
        state = drm_atomic_state_alloc(dev);
@@ -2762,10 +2763,14 @@ int drm_atomic_helper_disable_all(struct drm_device *dev,
                        goto free;
 
                drm_atomic_set_fb_for_plane(plane_state, NULL);
+               plane_mask |= BIT(drm_plane_index(plane));
+               plane->old_fb = plane->fb;
        }
 
        ret = drm_atomic_commit(state);
 free:
+       if (plane_mask)
+               drm_atomic_clean_old_fb(dev, plane_mask, ret);
        drm_atomic_state_put(state);
        return ret;
 }
@@ -2896,11 +2901,16 @@ int drm_atomic_helper_commit_duplicated_state(struct drm_atomic_state *state,
        struct drm_connector_state *new_conn_state;
        struct drm_crtc *crtc;
        struct drm_crtc_state *new_crtc_state;
+       unsigned plane_mask = 0;
+       struct drm_device *dev = state->dev;
+       int ret;
 
        state->acquire_ctx = ctx;
 
-       for_each_new_plane_in_state(state, plane, new_plane_state, i)
+       for_each_new_plane_in_state(state, plane, new_plane_state, i) {
+               plane_mask |= BIT(drm_plane_index(plane));
                state->planes[i].old_state = plane->state;
+       }
 
        for_each_new_crtc_in_state(state, crtc, new_crtc_state, i)
                state->crtcs[i].old_state = crtc->state;
@@ -2908,7 +2918,11 @@ int drm_atomic_helper_commit_duplicated_state(struct drm_atomic_state *state,
        for_each_new_connector_in_state(state, connector, new_conn_state, i)
                state->connectors[i].old_state = connector->state;
 
-       return drm_atomic_commit(state);
+       ret = drm_atomic_commit(state);
+       if (plane_mask)
+               drm_atomic_clean_old_fb(dev, plane_mask, ret);
+
+       return ret;
 }
 EXPORT_SYMBOL(drm_atomic_helper_commit_duplicated_state);