40 			  uint32_t obj_type, bool register_obj,  in __drm_mode_object_add()
45 	WARN_ON(!dev->driver->load && dev->registered && !obj_free_cb);  in __drm_mode_object_add()
47 	mutex_lock(&dev->mode_config.idr_mutex);  in __drm_mode_object_add()
48 	ret = idr_alloc(&dev->mode_config.object_idr, register_obj ? obj : NULL,  in __drm_mode_object_add()
55 		obj->id = ret;  in __drm_mode_object_add()
56 		obj->type = obj_type;  in __drm_mode_object_add()
58 			obj->free_cb = obj_free_cb;  in __drm_mode_object_add()
59 			kref_init(&obj->refcount);  in __drm_mode_object_add()
62 	mutex_unlock(&dev->mode_config.idr_mutex);  in __drm_mode_object_add()
68  * drm_mode_object_add - allocate a new modeset identifier
89 	mutex_lock(&dev->mode_config.idr_mutex);  in drm_mode_object_register()
90 	idr_replace(&dev->mode_config.object_idr, obj, obj->id);  in drm_mode_object_register()
91 	mutex_unlock(&dev->mode_config.idr_mutex);  in drm_mode_object_register()
95  * drm_mode_object_unregister - free a modeset identifier
108 	WARN_ON(!dev->driver->load && dev->registered && !object->free_cb);  in drm_mode_object_unregister()
110 	mutex_lock(&dev->mode_config.idr_mutex);  in drm_mode_object_unregister()
111 	if (object->id) {  in drm_mode_object_unregister()
112 		idr_remove(&dev->mode_config.object_idr, object->id);  in drm_mode_object_unregister()
113 		object->id = 0;  in drm_mode_object_unregister()
115 	mutex_unlock(&dev->mode_config.idr_mutex);  in drm_mode_object_unregister()
119  * drm_mode_object_lease_required - check types which must be leased to be used
125 bool drm_mode_object_lease_required(uint32_t type)  in drm_mode_object_lease_required()
143 	mutex_lock(&dev->mode_config.idr_mutex);  in __drm_mode_object_find()
144 	obj = idr_find(&dev->mode_config.object_idr, id);  in __drm_mode_object_find()
145 	if (obj && type != DRM_MODE_OBJECT_ANY && obj->type != type)  in __drm_mode_object_find()
147 	if (obj && obj->id != id)  in __drm_mode_object_find()
150 	if (obj && drm_mode_object_lease_required(obj->type) &&  in __drm_mode_object_find()
151 	    !_drm_lease_held(file_priv, obj->id)) {  in __drm_mode_object_find()
156 	if (obj && obj->free_cb) {  in __drm_mode_object_find()
157 		if (!kref_get_unless_zero(&obj->refcount))  in __drm_mode_object_find()
160 	mutex_unlock(&dev->mode_config.idr_mutex);  in __drm_mode_object_find()
166  * drm_mode_object_find - look up a drm object with static lifetime
188  * drm_mode_object_put - release a mode object reference
192  * object. It is a no-op on any other object. This is used to drop references
197 	if (obj->free_cb) {  in drm_mode_object_put()
198 		DRM_DEBUG("OBJ ID: %d (%d)\n", obj->id, kref_read(&obj->refcount));  in drm_mode_object_put()
199 		kref_put(&obj->refcount, obj->free_cb);  in drm_mode_object_put()
205  * drm_mode_object_get - acquire a mode object reference
209  * object. It is a no-op on any other object. References should be dropped again
214 	if (obj->free_cb) {  in drm_mode_object_get()
215 		DRM_DEBUG("OBJ ID: %d (%d)\n", obj->id, kref_read(&obj->refcount));  in drm_mode_object_get()
216 		kref_get(&obj->refcount);  in drm_mode_object_get()
222  * drm_object_attach_property - attach a property to a modeset object
224  * @property: property to attach
225  * @init_val: initial value of the property
227  * This attaches the given property to the modeset object with the given initial
235 				struct drm_property *property,  in drm_object_attach_property()  argument
238 	int count = obj->properties->count;  in drm_object_attach_property()
239 	struct drm_device *dev = property->dev;  in drm_object_attach_property()
242 	if (obj->type == DRM_MODE_OBJECT_CONNECTOR) {  in drm_object_attach_property()
245 		WARN_ON(!dev->driver->load &&  in drm_object_attach_property()
246 			connector->registration_state == DRM_CONNECTOR_REGISTERED);  in drm_object_attach_property()
248 		WARN_ON(!dev->driver->load && dev->registered);  in drm_object_attach_property()
252 		WARN(1, "Failed to attach object property (type: 0x%x). Please "  in drm_object_attach_property()
255 			obj->type);  in drm_object_attach_property()
259 	obj->properties->properties[count] = property;  in drm_object_attach_property()
260 	obj->properties->values[count] = init_val;  in drm_object_attach_property()
261 	obj->properties->count++;  in drm_object_attach_property()
266  * drm_object_property_set_value - set the value of a property
267  * @obj: drm mode object to set property value for
268  * @property: property to set
269  * @val: value the property should be set to
271  * This function sets a given property on a given object. This function only
272  * changes the software state of the property, it does not call into the
273  * driver's ->set_property callback.
277  * appropriate ->atomic_get_property callback. Only legacy drivers should call
285 				  struct drm_property *property, uint64_t val)  in drm_object_property_set_value()  argument
289 	WARN_ON(drm_drv_uses_atomic_modeset(property->dev) &&  in drm_object_property_set_value()
290 		!(property->flags & DRM_MODE_PROP_IMMUTABLE));  in drm_object_property_set_value()
292 	for (i = 0; i < obj->properties->count; i++) {  in drm_object_property_set_value()
293 		if (obj->properties->properties[i] == property) {  in drm_object_property_set_value()
294 			obj->properties->values[i] = val;  in drm_object_property_set_value()
299 	return -EINVAL;  in drm_object_property_set_value()
304 						struct drm_property *property,  in __drm_object_property_get_prop_value()  argument
309 	for (i = 0; i < obj->properties->count; i++) {  in __drm_object_property_get_prop_value()
310 		if (obj->properties->properties[i] == property) {  in __drm_object_property_get_prop_value()
311 			*val = obj->properties->values[i];  in __drm_object_property_get_prop_value()
316 	return -EINVAL;  in __drm_object_property_get_prop_value()
320 					   struct drm_property *property,  in __drm_object_property_get_value()  argument
324 	/* read-only properties bypass atomic mechanism and still store  in __drm_object_property_get_value()
325 	 * their value in obj->properties->values[].. mostly to avoid  in __drm_object_property_get_value()
328 	if (drm_drv_uses_atomic_modeset(property->dev) &&  in __drm_object_property_get_value()
329 			!(property->flags & DRM_MODE_PROP_IMMUTABLE))  in __drm_object_property_get_value()
330 		return drm_atomic_get_property(obj, property, val);  in __drm_object_property_get_value()
332 	return __drm_object_property_get_prop_value(obj, property, val);  in __drm_object_property_get_value()
336  * drm_object_property_get_value - retrieve the value of a property
337  * @obj: drm mode object to get property value from
338  * @property: property to retrieve
339  * @val: storage for the property value
341  * This function retrieves the softare state of the given property for the given
342  * property. Since there is no driver callback to retrieve the current property
344  * and property.
347  * out property values through the various ->atomic_get_property callbacks.
353 				  struct drm_property *property, uint64_t *val)  in drm_object_property_get_value()  argument
355 	WARN_ON(drm_drv_uses_atomic_modeset(property->dev));  in drm_object_property_get_value()
357 	return __drm_object_property_get_value(obj, property, val);  in drm_object_property_get_value()
362  * drm_object_property_get_default_value - retrieve the default value of a
363  * property when in atomic mode.
364  * @obj: drm mode object to get property value from
365  * @property: property to retrieve
366  * @val: storage for the property value
368  * This function retrieves the default state of the given property as passed in
371  * Only atomic drivers should call this function directly, as for non-atomic
378 					  struct drm_property *property,  in drm_object_property_get_default_value()  argument
381 	WARN_ON(!drm_drv_uses_atomic_modeset(property->dev));  in drm_object_property_get_default_value()
383 	return __drm_object_property_get_prop_value(obj, property, val);  in drm_object_property_get_default_value()
388 int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic,  in drm_mode_object_get_properties()
395 	for (i = 0, count = 0; i < obj->properties->count; i++) {  in drm_mode_object_get_properties()
396 		struct drm_property *prop = obj->properties->properties[i];  in drm_mode_object_get_properties()
399 		if ((prop->flags & DRM_MODE_PROP_ATOMIC) && !atomic)  in drm_mode_object_get_properties()
407 			if (put_user(prop->base.id, prop_ptr + count))  in drm_mode_object_get_properties()
408 				return -EFAULT;  in drm_mode_object_get_properties()
411 				return -EFAULT;  in drm_mode_object_get_properties()
422  * drm_mode_obj_get_properties_ioctl - get the current value of a object's property
427  * This function retrieves the current value for an object's property. Compared
445 		return -EOPNOTSUPP;  in drm_mode_obj_get_properties_ioctl()
449 	obj = drm_mode_object_find(dev, file_priv, arg->obj_id, arg->obj_type);  in drm_mode_obj_get_properties_ioctl()
451 		ret = -ENOENT;  in drm_mode_obj_get_properties_ioctl()
454 	if (!obj->properties) {  in drm_mode_obj_get_properties_ioctl()
455 		ret = -EINVAL;  in drm_mode_obj_get_properties_ioctl()
459 	ret = drm_mode_object_get_properties(obj, file_priv->atomic,  in drm_mode_obj_get_properties_ioctl()
460 			(uint32_t __user *)(unsigned long)(arg->props_ptr),  in drm_mode_obj_get_properties_ioctl()
461 			(uint64_t __user *)(unsigned long)(arg->prop_values_ptr),  in drm_mode_obj_get_properties_ioctl()
462 			&arg->count_props);  in drm_mode_obj_get_properties_ioctl()
476 	for (i = 0; i < obj->properties->count; i++)  in drm_mode_obj_find_prop_id()
477 		if (obj->properties->properties[i]->base.id == prop_id)  in drm_mode_obj_find_prop_id()
478 			return obj->properties->properties[i];  in drm_mode_obj_find_prop_id()
488 	struct drm_device *dev = prop->dev;  in set_property_legacy()
491 	int ret = -EINVAL;  in set_property_legacy()
494 		return -EINVAL;  in set_property_legacy()
497 	switch (obj->type) {  in set_property_legacy()
520 	struct drm_device *dev = prop->dev;  in set_property_atomic()
527 		return -ENOMEM;  in set_property_atomic()
530 	state->acquire_ctx = &ctx;  in set_property_atomic()
533 	if (prop == state->dev->mode_config.dpms_property) {  in set_property_atomic()
534 		if (obj->type != DRM_MODE_OBJECT_CONNECTOR) {  in set_property_atomic()
535 			ret = -EINVAL;  in set_property_atomic()
549 	if (ret == -EDEADLK) {  in set_property_atomic()
568 	struct drm_property *property;  in drm_mode_obj_set_property_ioctl()  local
569 	int ret = -EINVAL;  in drm_mode_obj_set_property_ioctl()
572 		return -EOPNOTSUPP;  in drm_mode_obj_set_property_ioctl()
574 	arg_obj = drm_mode_object_find(dev, file_priv, arg->obj_id, arg->obj_type);  in drm_mode_obj_set_property_ioctl()
576 		return -ENOENT;  in drm_mode_obj_set_property_ioctl()
578 	if (!arg_obj->properties)  in drm_mode_obj_set_property_ioctl()
581 	property = drm_mode_obj_find_prop_id(arg_obj, arg->prop_id);  in drm_mode_obj_set_property_ioctl()
582 	if (!property)  in drm_mode_obj_set_property_ioctl()
585 	if (drm_drv_uses_atomic_modeset(property->dev))  in drm_mode_obj_set_property_ioctl()
586 		ret = set_property_atomic(arg_obj, file_priv, property, arg->value);  in drm_mode_obj_set_property_ioctl()
588 		ret = set_property_legacy(arg_obj, property, arg->value);  in drm_mode_obj_set_property_ioctl()