32 struct drm_master *drm_lease_owner(struct drm_master *master)  in drm_lease_owner()  argument
34 	while (master->lessor != NULL)  in drm_lease_owner()
35 		master = master->lessor;  in drm_lease_owner()
36 	return master;  in drm_lease_owner()
50 _drm_find_lessee(struct drm_master *master, int lessee_id)  in _drm_find_lessee()  argument
52 	lockdep_assert_held(&master->dev->mode_config.idr_mutex);  in _drm_find_lessee()
53 	return idr_find(&drm_lease_owner(master)->lessee_idr, lessee_id);  in _drm_find_lessee()
67 static int _drm_lease_held_master(struct drm_master *master, int id)  in _drm_lease_held_master()  argument
69 	lockdep_assert_held(&master->dev->mode_config.idr_mutex);  in _drm_lease_held_master()
70 	if (master->lessor)  in _drm_lease_held_master()
71 		return idr_find(&master->leases, id) != NULL;  in _drm_lease_held_master()
86 static bool _drm_has_leased(struct drm_master *master, int id)  in _drm_has_leased()  argument
90 	lockdep_assert_held(&master->dev->mode_config.idr_mutex);  in _drm_has_leased()
91 	drm_for_each_lessee(lessee, master)  in _drm_has_leased()
111 	struct drm_master *master;  in _drm_lease_held()  local
116 	master = drm_file_get_master(file_priv);  in _drm_lease_held()
117 	if (!master)  in _drm_lease_held()
119 	ret = _drm_lease_held_master(master, id);  in _drm_lease_held()
120 	drm_master_put(&master);  in _drm_lease_held()
138 	struct drm_master *master;  in drm_lease_held()  local
144 	master = drm_file_get_master(file_priv);  in drm_lease_held()
145 	if (!master)  in drm_lease_held()
147 	if (!master->lessor) {  in drm_lease_held()
151 	mutex_lock(&master->dev->mode_config.idr_mutex);  in drm_lease_held()
152 	ret = _drm_lease_held_master(master, id);  in drm_lease_held()
153 	mutex_unlock(&master->dev->mode_config.idr_mutex);  in drm_lease_held()
156 	drm_master_put(&master);  in drm_lease_held()
170 	struct drm_master *master;  in drm_lease_filter_crtcs()  local
179 	master = drm_file_get_master(file_priv);  in drm_lease_filter_crtcs()
180 	if (!master)  in drm_lease_filter_crtcs()
182 	if (!master->lessor) {  in drm_lease_filter_crtcs()
186 	dev = master->dev;  in drm_lease_filter_crtcs()
189 	mutex_lock(&master->dev->mode_config.idr_mutex);  in drm_lease_filter_crtcs()
191 		if (_drm_lease_held_master(master, crtc->base.id)) {  in drm_lease_filter_crtcs()
203 	mutex_unlock(&master->dev->mode_config.idr_mutex);  in drm_lease_filter_crtcs()
206 	drm_master_put(&master);  in drm_lease_filter_crtcs()
292 void drm_lease_destroy(struct drm_master *master)  in drm_lease_destroy()  argument
294 	struct drm_device *dev = master->dev;  in drm_lease_destroy()
298 	DRM_DEBUG_LEASE("drm_lease_destroy %d\n", master->lessee_id);  in drm_lease_destroy()
303 	WARN_ON(!list_empty(&master->lessees));  in drm_lease_destroy()
306 	if (master->lessee_id != 0) {  in drm_lease_destroy()
307 		DRM_DEBUG_LEASE("remove master %d from device list of lessees\n", master->lessee_id);  in drm_lease_destroy()
308 		idr_remove(&(drm_lease_owner(master)->lessee_idr), master->lessee_id);  in drm_lease_destroy()
312 	list_del(&master->lessee_list);  in drm_lease_destroy()
316 	if (master->lessor) {  in drm_lease_destroy()
319 		drm_master_put(&master->lessor);  in drm_lease_destroy()
322 	DRM_DEBUG_LEASE("drm_lease_destroy done %d\n", master->lessee_id);  in drm_lease_destroy()
333 	struct drm_master *master = top;  in _drm_lease_revoke()  local
342 		DRM_DEBUG_LEASE("revoke leases for %p %d\n", master, master->lessee_id);  in _drm_lease_revoke()
345 		idr_for_each_entry(&master->leases, entry, object)  in _drm_lease_revoke()
346 			idr_remove(&master->leases, object);  in _drm_lease_revoke()
351 		if (!list_empty(&master->lessees)) {  in _drm_lease_revoke()
352 			master = list_first_entry(&master->lessees, struct drm_master, lessee_list);  in _drm_lease_revoke()
355 …while (master != top && master == list_last_entry(&master->lessor->lessees, struct drm_master, les…  in _drm_lease_revoke()
356 				master = master->lessor;  in _drm_lease_revoke()
358 			if (master == top)  in _drm_lease_revoke()
362 			master = list_next_entry(master, lessee_list);  in _drm_lease_revoke()
600 	drm_master_put(&lessee_priv->master);  in drm_mode_create_lease_ioctl()
601 	lessee_priv->master = lessee;  in drm_mode_create_lease_ioctl()