128 	/* for ccu(central control unit) */
129 	struct vepu_ccu *ccu;  member
318 	struct vepu_ccu *ccu = enc->ccu;  in vepu_prepare()  local
324 	spin_lock_irqsave(&ccu->lock, flags);  in vepu_prepare()
326 	core_idle = ccu->core_idle;  in vepu_prepare()
328 	for (i = 0; i < ccu->core_num; i++) {  in vepu_prepare()
329 		struct mpp_dev *mpp = ccu->cores[i];  in vepu_prepare()
335 	core_id = find_first_bit(&core_idle, ccu->core_num);  in vepu_prepare()
336 	if (core_id >= ARRAY_SIZE(ccu->cores)) {  in vepu_prepare()
338 		mpp_dbg_core("core %d all busy %lx\n", core_id, ccu->core_idle);  in vepu_prepare()
343 	clear_bit(core_id, &ccu->core_idle);  in vepu_prepare()
344 	mpp_task->mpp = ccu->cores[core_id];  in vepu_prepare()
348 		     ccu->core_num, core_id, core_idle, ccu->core_idle);  in vepu_prepare()
351 	spin_unlock_irqrestore(&ccu->lock, flags);  in vepu_prepare()
427 	struct vepu_ccu *ccu = enc->ccu;  in vepu_isr()  local
449 	/* the whole vepu has no ccu that manage multi core */  in vepu_isr()
450 	if (ccu) {  in vepu_isr()
451 		core_idle = ccu->core_idle;  in vepu_isr()
452 		set_bit(mpp->core_id, &ccu->core_idle);  in vepu_isr()
455 			ccu->core_idle);  in vepu_isr()
685 	if (enc->ccu)  in vepu_procfs_init()
861 	struct vepu_ccu *ccu = enc->ccu;  in vepu_reset()  local
877 	if (ccu) {  in vepu_reset()
878 		set_bit(mpp->core_id, &ccu->core_idle);  in vepu_reset()
879 		mpp_dbg_core("core %d reset idle %lx\n", mpp->core_id, ccu->core_idle);  in vepu_reset()
990 		.compatible = "rockchip,vpu-jpege-ccu",
998 	struct vepu_ccu *ccu;  in vepu_ccu_probe()  local
1001 	ccu = devm_kzalloc(dev, sizeof(*ccu), GFP_KERNEL);  in vepu_ccu_probe()
1002 	if (!ccu)  in vepu_ccu_probe()
1005 	platform_set_drvdata(pdev, ccu);  in vepu_ccu_probe()
1006 	spin_lock_init(&ccu->lock);  in vepu_ccu_probe()
1014 	struct vepu_ccu *ccu;  in vepu_attach_ccu()  local
1017 	np = of_parse_phandle(dev->of_node, "rockchip,ccu", 0);  in vepu_attach_ccu()
1026 	ccu = platform_get_drvdata(pdev);  in vepu_attach_ccu()
1027 	if (!ccu)  in vepu_attach_ccu()
1030 	spin_lock_irqsave(&ccu->lock, flags);  in vepu_attach_ccu()
1031 	ccu->core_num++;  in vepu_attach_ccu()
1032 	ccu->cores[enc->mpp.core_id] = &enc->mpp;  in vepu_attach_ccu()
1033 	set_bit(enc->mpp.core_id, &ccu->core_idle);  in vepu_attach_ccu()
1034 	spin_unlock_irqrestore(&ccu->lock, flags);  in vepu_attach_ccu()
1036 	/* attach the ccu-domain to current core */  in vepu_attach_ccu()
1037 	if (!ccu->main_core) {  in vepu_attach_ccu()
1040 		 * then the domain of the main-core named ccu-domain  in vepu_attach_ccu()
1042 		ccu->main_core = &enc->mpp;  in vepu_attach_ccu()
1046 		/* set the ccu domain for current device */  in vepu_attach_ccu()
1047 		ccu_info = ccu->main_core->iommu_info;  in vepu_attach_ccu()
1054 	enc->ccu = ccu;  in vepu_attach_ccu()
1056 	dev_info(dev, "attach ccu success\n");  in vepu_attach_ccu()
1088 	/* current device attach to ccu */  in vepu_core_probe()
1107 	if (mpp == enc->ccu->main_core)  in vepu_core_probe()
1168 	if (strstr(np->name, "ccu"))  in vepu_probe()
1185 	if (strstr(np->name, "ccu")) {  in vepu_remove()
1186 		dev_info(dev, "remove ccu device\n");  in vepu_remove()
1192 		if (enc->ccu) {  in vepu_remove()
1194 			struct vepu_ccu *ccu = enc->ccu;  in vepu_remove()  local
1197 			spin_lock_irqsave(&ccu->lock, flags);  in vepu_remove()
1198 			ccu->core_num--;  in vepu_remove()
1199 			ccu->cores[core_id] = NULL;  in vepu_remove()
1200 			clear_bit(core_id, &ccu->core_idle);  in vepu_remove()
1201 			spin_unlock_irqrestore(&ccu->lock, flags);  in vepu_remove()
1220 	if (!strstr(dev_name(dev), "ccu"))  in vepu_shutdown()