83 static struct mbox_controller pcc_mbox_ctrl = {};  variable
94 	if (id < 0 || id >= pcc_mbox_ctrl.num_chans)  in get_pcc_channel()
242 	struct device *dev = pcc_mbox_ctrl.dev;  in pcc_mbox_request_channel()
303 	if (id >= pcc_mbox_ctrl.num_chans) {  in pcc_mbox_free_channel()
343 	if (id >= pcc_mbox_ctrl.num_chans) {  in pcc_send_data()
500 		pcc_mbox_ctrl.txdone_irq = true;  in acpi_pcc_probe()
513 			if (pcc_mbox_ctrl.txdone_irq) {  in acpi_pcc_probe()
530 	pcc_mbox_ctrl.num_chans = count;  in acpi_pcc_probe()
532 	pr_info("Detected %d PCC Subspaces\n", pcc_mbox_ctrl.num_chans);  in acpi_pcc_probe()
562 	pcc_mbox_ctrl.chans = pcc_mbox_channels;  in pcc_mbox_probe()
563 	pcc_mbox_ctrl.ops = &pcc_chan_ops;  in pcc_mbox_probe()
564 	pcc_mbox_ctrl.dev = &pdev->dev;  in pcc_mbox_probe()
567 	ret = mbox_controller_register(&pcc_mbox_ctrl);  in pcc_mbox_probe()