433 static bool mtk_drm_find_mmsys_comp(struct mtk_drm_private *private, int comp_id)  in mtk_drm_find_mmsys_comp()  argument
435 	const struct mtk_mmsys_driver_data *drv_data = private->data;  in mtk_drm_find_mmsys_comp()
463 	struct mtk_drm_private *private = drm->dev_private;  in mtk_drm_kms_init()  local
489 	for (i = 0; i < private->data->mmsys_dev_num; i++) {  in mtk_drm_kms_init()
490 		drm->dev_private = private->all_drm_private[i];  in mtk_drm_kms_init()
491 		ret = component_bind_all(private->all_drm_private[i]->dev, drm);  in mtk_drm_kms_init()
494 				component_unbind_all(private->all_drm_private[i]->dev, drm);  in mtk_drm_kms_init()
510 	 *    different drm private data structures. Loop through crtc index to  in mtk_drm_kms_init()
515 		for (j = 0; j < private->data->mmsys_dev_num; j++) {  in mtk_drm_kms_init()
516 			priv_n = private->all_drm_private[j];  in mtk_drm_kms_init()
568 	for (i = 0; i < private->data->mmsys_dev_num; i++)  in mtk_drm_kms_init()
569 		private->all_drm_private[i]->dma_dev = dma_dev;  in mtk_drm_kms_init()
587 	for (i = 0; i < private->data->mmsys_dev_num; i++)  in mtk_drm_kms_init()
588 		component_unbind_all(private->all_drm_private[i]->dev, drm);  in mtk_drm_kms_init()
610 	struct mtk_drm_private *private = dev->dev_private;  in mtk_gem_prime_import()  local
612 	return drm_gem_prime_import_dev(dev, dma_buf, private->dma_dev);  in mtk_gem_prime_import()
638 	struct mtk_drm_private *private = dev_get_drvdata(dev);  in mtk_drm_bind()  local
643 	pdev = of_find_device_by_node(private->mutex_node);  in mtk_drm_bind()
646 			private->mutex_node);  in mtk_drm_bind()
647 		of_node_put(private->mutex_node);  in mtk_drm_bind()
651 	private->mutex_dev = &pdev->dev;  in mtk_drm_bind()
652 	private->mtk_drm_bound = true;  in mtk_drm_bind()
653 	private->dev = dev;  in mtk_drm_bind()
664 	private->drm_master = true;  in mtk_drm_bind()
665 	drm->dev_private = private;  in mtk_drm_bind()
666 	for (i = 0; i < private->data->mmsys_dev_num; i++)  in mtk_drm_bind()
667 		private->all_drm_private[i]->drm = drm;  in mtk_drm_bind()
684 	private->drm = NULL;  in mtk_drm_bind()
686 	for (i = 0; i < private->data->mmsys_dev_num; i++)  in mtk_drm_bind()
687 		private->all_drm_private[i]->drm = NULL;  in mtk_drm_bind()
689 	for (i = 0; i < private->data->mmsys_dev_num; i++) {  in mtk_drm_bind()
691 		put_device(private->all_drm_private[i]->dev);  in mtk_drm_bind()
693 	put_device(private->mutex_dev);  in mtk_drm_bind()
699 	struct mtk_drm_private *private = dev_get_drvdata(dev);  in mtk_drm_unbind()  local
703 	if (private->drm_master) {  in mtk_drm_unbind()
704 		drm_dev_unregister(private->drm);  in mtk_drm_unbind()
705 		mtk_drm_kms_deinit(private->drm);  in mtk_drm_unbind()
706 		drm_dev_put(private->drm);  in mtk_drm_unbind()
708 		for (i = 0; i < private->data->mmsys_dev_num; i++) {  in mtk_drm_unbind()
710 			put_device(private->all_drm_private[i]->dev);  in mtk_drm_unbind()
712 		put_device(private->mutex_dev);  in mtk_drm_unbind()
714 	private->mtk_drm_bound = false;  in mtk_drm_unbind()
715 	private->drm_master = false;  in mtk_drm_unbind()
716 	private->drm = NULL;  in mtk_drm_unbind()
1079 	struct mtk_drm_private *private;  in mtk_drm_probe()  local
1087 	private = devm_kzalloc(dev, sizeof(*private), GFP_KERNEL);  in mtk_drm_probe()
1088 	if (!private)  in mtk_drm_probe()
1091 	private->mmsys_dev = dev->parent;  in mtk_drm_probe()
1092 	if (!private->mmsys_dev) {  in mtk_drm_probe()
1109 		private->data = devm_kmemdup(dev, mtk_drm_data,  in mtk_drm_probe()
1111 		if (!private->data)  in mtk_drm_probe()
1114 		ret = mtk_drm_of_ddp_path_build(dev, phandle, private->data);  in mtk_drm_probe()
1120 		private->data = mtk_drm_data;  in mtk_drm_probe()
1123 	private->all_drm_private = devm_kmalloc_array(dev, private->data->mmsys_dev_num,  in mtk_drm_probe()
1124 						      sizeof(*private->all_drm_private),  in mtk_drm_probe()
1126 	if (!private->all_drm_private)  in mtk_drm_probe()
1130 	if (mtk_drm_find_mmsys_comp(private, DDP_COMPONENT_DRM_OVL_ADAPTOR)) {  in mtk_drm_probe()
1133 							    (void *)private->mmsys_dev,  in mtk_drm_probe()
1134 							    sizeof(*private->mmsys_dev));  in mtk_drm_probe()
1135 		private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR].dev = &ovl_adaptor->dev;  in mtk_drm_probe()
1136 		mtk_ddp_comp_init(NULL, &private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR],  in mtk_drm_probe()
1160 			if (id < 0 || id == private->data->mmsys_id) {  in mtk_drm_probe()
1161 				private->mutex_node = of_node_get(node);  in mtk_drm_probe()
1162 				dev_dbg(dev, "get mutex for mmsys %d", private->data->mmsys_id);  in mtk_drm_probe()
1174 		if (!mtk_drm_find_mmsys_comp(private, comp_id))  in mtk_drm_probe()
1177 		private->comp_node[comp_id] = of_node_get(node);  in mtk_drm_probe()
1202 		ret = mtk_ddp_comp_init(node, &private->ddp_comp[comp_id], comp_id);  in mtk_drm_probe()
1209 	if (!private->mutex_node) {  in mtk_drm_probe()
1217 	platform_set_drvdata(pdev, private);  in mtk_drm_probe()
1228 	of_node_put(private->mutex_node);  in mtk_drm_probe()
1230 		of_node_put(private->comp_node[i]);  in mtk_drm_probe()
1236 	struct mtk_drm_private *private = platform_get_drvdata(pdev);  in mtk_drm_remove()  local
1241 	of_node_put(private->mutex_node);  in mtk_drm_remove()
1243 		of_node_put(private->comp_node[i]);  in mtk_drm_remove()
1248 	struct mtk_drm_private *private = platform_get_drvdata(pdev);  in mtk_drm_shutdown()  local
1250 	drm_atomic_helper_shutdown(private->drm);  in mtk_drm_shutdown()
1255 	struct mtk_drm_private *private = dev_get_drvdata(dev);  in mtk_drm_sys_prepare()  local
1256 	struct drm_device *drm = private->drm;  in mtk_drm_sys_prepare()
1258 	if (private->drm_master)  in mtk_drm_sys_prepare()
1266 	struct mtk_drm_private *private = dev_get_drvdata(dev);  in mtk_drm_sys_complete()  local
1267 	struct drm_device *drm = private->drm;  in mtk_drm_sys_complete()
1270 	if (private->drm_master)  in mtk_drm_sys_complete()