drm/nouveau/kms/nv50: use the correct state for base channel notifier setup

Fixes: 857263 ("drm/nouveau: Handle drm_atomic_helper_swap_state failure")
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Tested-by: Lyude Paul <lyude@redhat.com>
Reviewed by: Lyude Paul <lyude@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index e4751f9..fb47d46 100644 (file)
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -4099,7 +4099,7 @@ nv50_disp_atomic_commit(struct drm_device *dev,
 {
        struct nouveau_drm *drm = nouveau_drm(dev);
        struct nv50_disp *disp = nv50_disp(dev);
-       struct drm_plane_state *old_plane_state;
+       struct drm_plane_state *new_plane_state;
        struct drm_plane *plane;
        struct drm_crtc *crtc;
        bool active = false;
@@ -4129,8 +4129,8 @@ nv50_disp_atomic_commit(struct drm_device *dev,
        if (ret)
                goto err_cleanup;
 
-       for_each_old_plane_in_state(state, plane, old_plane_state, i) {
-               struct nv50_wndw_atom *asyw = nv50_wndw_atom(old_plane_state);
+       for_each_new_plane_in_state(state, plane, new_plane_state, i) {
+               struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
                struct nv50_wndw *wndw = nv50_wndw(plane);
 
                if (asyw->set.image) {