diff options
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_backend.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_backend.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_layer.c | 2 |
3 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index bf49c55b0f2c..67b4bb4f5365 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -395,6 +395,15 @@ int sun4i_backend_update_layer_zpos(struct sun4i_backend *backend, int layer, return 0; } +void sun4i_backend_cleanup_layer(struct sun4i_backend *backend, + int layer) +{ + regmap_update_bits(backend->engine.regs, + SUN4I_BACKEND_ATTCTL_REG0(layer), + SUN4I_BACKEND_ATTCTL_REG0_LAY_VDOEN | + SUN4I_BACKEND_ATTCTL_REG0_LAY_YUVEN, 0); +} + static bool sun4i_backend_plane_uses_scaler(struct drm_plane_state *state) { u16 src_h = state->src_h >> 16; diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.h b/drivers/gpu/drm/sun4i/sun4i_backend.h index e3d4c6035eb2..339dbff1cce4 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.h +++ b/drivers/gpu/drm/sun4i/sun4i_backend.h @@ -208,5 +208,7 @@ int sun4i_backend_update_layer_frontend(struct sun4i_backend *backend, int layer, uint32_t in_fmt); int sun4i_backend_update_layer_zpos(struct sun4i_backend *backend, int layer, struct drm_plane *plane); +void sun4i_backend_cleanup_layer(struct sun4i_backend *backend, + int layer); #endif /* _SUN4I_BACKEND_H_ */ diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index 3f51744b6e89..7ba0f5a6f50d 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -93,6 +93,8 @@ static void sun4i_backend_layer_atomic_update(struct drm_plane *plane, struct sun4i_backend *backend = layer->backend; struct sun4i_frontend *frontend = backend->frontend; + sun4i_backend_cleanup_layer(backend, layer->id); + if (layer_state->uses_frontend) { sun4i_frontend_init(frontend); sun4i_frontend_update_coord(frontend, plane); |