Lines Matching full:doorbell

12  *  specification supports a Doorbell mechanism for the PCC clients
13  *  to notify the platform about new data. This Doorbell information
22  *  * Client issues mbox_send_message() which rings the PCC doorbell
33  *  * Client issues mbox_send_message() which rings the PCC doorbell
67 /* Array of cached virtual address for doorbell registers */
69 /* Array of cached virtual address for doorbell ack registers */
71 /* Array of doorbell interrupts */
94  * use it to read/write to PCC registers such as doorbell register
97  * write from perf critical registers such as PCC doorbell register
314  *		here only to ring the channel doorbell. The PCC client
327 	struct acpi_generic_address *doorbell;  in pcc_send_data()  local
339 	doorbell = &pcct_ss->doorbell_register;  in pcc_send_data()
346 			doorbell->bit_width);  in pcc_send_data()
351 			doorbell->bit_width);  in pcc_send_data()
353 		ret = acpi_read(&doorbell_val, doorbell);  in pcc_send_data()
357 			doorbell);  in pcc_send_data()
518 		/* If doorbell is in system memory cache the virt address */  in acpi_pcc_probe()