/**
* __drm_atomic_helper_connector_destroy_state - release connector state
* @state: connector state object to release
*
* Releases all resources stored in the connector state without actually
* freeing the memory of the connector state. This is useful for drivers that
* subclass the connector state.
*/
void
__drm_atomic_helper_connector_destroy_state(struct drm_connector_state *state)
{
if (state->crtc)
drm_connector_put(state->connector);
if (state->commit)
drm_crtc_commit_put(state->commit);
if (state->writeback_job)
drm_writeback_cleanup_job(state->writeback_job);
}
static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
struct drm_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->dev);
DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name);
drm_connector_unregister(connector);
if (dev_priv->fbdev)
drm_fb_helper_remove_one_connector(&dev_priv->fbdev->helper,
connector);
drm_connector_put(connector);
}
/**
* drm_atomic_state_default_clear - clear base atomic state
* @state: atomic state
*
* Default implementation for clearing atomic state.
* This should only be used by drivers which are still subclassing
* &drm_atomic_state and haven't switched to &drm_private_state yet.
*/
void drm_atomic_state_default_clear(struct drm_atomic_state *state)
{
struct drm_device *dev = state->dev;
struct drm_mode_config *config = &dev->mode_config;
int i;
DRM_DEBUG_ATOMIC("Clearing atomic state %p\n", state);
for (i = 0; i < state->num_connector; i++) {
struct drm_connector *connector = state->connectors[i].ptr;
if (!connector)
continue;
connector->funcs->atomic_destroy_state(connector,
state->connectors[i].state);
state->connectors[i].ptr = NULL;
state->connectors[i].state = NULL;
state->connectors[i].old_state = NULL;
state->connectors[i].new_state = NULL;
drm_connector_put(connector);
}
for (i = 0; i < config->num_crtc; i++) {
struct drm_crtc *crtc = state->crtcs[i].ptr;
if (!crtc)
continue;
crtc->funcs->atomic_destroy_state(crtc,
state->crtcs[i].state);
state->crtcs[i].ptr = NULL;
state->crtcs[i].state = NULL;
state->crtcs[i].old_state = NULL;
state->crtcs[i].new_state = NULL;
if (state->crtcs[i].commit) {
drm_crtc_commit_put(state->crtcs[i].commit);
state->crtcs[i].commit = NULL;
}
}
for (i = 0; i < config->num_total_plane; i++) {
struct drm_plane *plane = state->planes[i].ptr;
if (!plane)
continue;
plane->funcs->atomic_destroy_state(plane,
state->planes[i].state);
state->planes[i].ptr = NULL;
state->planes[i].state = NULL;
state->planes[i].old_state = NULL;
state->planes[i].new_state = NULL;
}
for (i = 0; i < state->num_private_objs; i++) {
struct drm_private_obj *obj = state->private_objs[i].ptr;
obj->funcs->atomic_destroy_state(obj,
state->private_objs[i].state);
state->private_objs[i].ptr = NULL;
state->private_objs[i].state = NULL;
state->private_objs[i].old_state = NULL;
state->private_objs[i].new_state = NULL;
}
state->num_private_objs = 0;
if (state->fake_commit) {
drm_crtc_commit_put(state->fake_commit);
state->fake_commit = NULL;
}
}
