199 	struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];  in check_pcc_chan()  local
201 		pcc_ss_data->pcc_comm_addr;  in check_pcc_chan()
203 	if (!pcc_ss_data->platform_owns_pcc)  in check_pcc_chan()
212 					pcc_ss_data->deadline_us);  in check_pcc_chan()
215 		pcc_ss_data->platform_owns_pcc = false;  in check_pcc_chan()
234 	struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];  in send_pcc_cmd()  local
236 		(struct acpi_pcct_shared_memory *)pcc_ss_data->pcc_comm_addr;  in send_pcc_cmd()
249 		if (pcc_ss_data->pending_pcc_write_cmd)  in send_pcc_cmd()
256 		pcc_ss_data->pending_pcc_write_cmd = FALSE;  in send_pcc_cmd()
263 	if (pcc_ss_data->pcc_mrtt) {  in send_pcc_cmd()
265 					    pcc_ss_data->last_cmd_cmpl_time);  in send_pcc_cmd()
266 		if (pcc_ss_data->pcc_mrtt > time_delta)  in send_pcc_cmd()
267 			udelay(pcc_ss_data->pcc_mrtt - time_delta);  in send_pcc_cmd()
281 	if (pcc_ss_data->pcc_mpar) {  in send_pcc_cmd()
282 		if (pcc_ss_data->mpar_count == 0) {  in send_pcc_cmd()
284 						    pcc_ss_data->last_mpar_reset);  in send_pcc_cmd()
285 			if ((time_delta < 60 * MSEC_PER_SEC) && pcc_ss_data->last_mpar_reset) {  in send_pcc_cmd()
291 			pcc_ss_data->last_mpar_reset = ktime_get();  in send_pcc_cmd()
292 			pcc_ss_data->mpar_count = pcc_ss_data->pcc_mpar;  in send_pcc_cmd()
294 		pcc_ss_data->mpar_count--;  in send_pcc_cmd()
303 	pcc_ss_data->platform_owns_pcc = true;  in send_pcc_cmd()
306 	ret = mbox_send_message(pcc_ss_data->pcc_channel, &cmd);  in send_pcc_cmd()
316 	if (pcc_ss_data->pcc_mrtt)  in send_pcc_cmd()
317 		pcc_ss_data->last_cmd_cmpl_time = ktime_get();  in send_pcc_cmd()
319 	if (pcc_ss_data->pcc_channel->mbox->txdone_irq)  in send_pcc_cmd()
320 		mbox_chan_txdone(pcc_ss_data->pcc_channel, ret);  in send_pcc_cmd()
322 		mbox_client_txdone(pcc_ss_data->pcc_channel, ret);  in send_pcc_cmd()
332 				if (desc->write_cmd_id == pcc_ss_data->pcc_write_cnt)  in send_pcc_cmd()
336 		pcc_ss_data->pcc_write_cnt++;  in send_pcc_cmd()
337 		wake_up_all(&pcc_ss_data->pcc_write_wait_q);  in send_pcc_cmd()
1045 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_desired_perf()  local
1055 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_desired_perf()
1057 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_desired_perf()
1064 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_desired_perf()
1090 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_perf_caps()  local
1114 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_perf_caps()
1116 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_caps()
1160 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_caps()
1178 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_perf_ctrs()  local
1206 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_perf_ctrs()
1207 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_ctrs()
1240 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_ctrs()
1257 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_set_perf()  local
1279 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_set_perf()
1280 		down_read(&pcc_ss_data->pcc_lock); /* BEGIN Phase-I */  in cppc_set_perf()
1281 		if (pcc_ss_data->platform_owns_pcc) {  in cppc_set_perf()
1284 				up_read(&pcc_ss_data->pcc_lock);  in cppc_set_perf()
1292 		pcc_ss_data->pending_pcc_write_cmd = true;  in cppc_set_perf()
1293 		cpc_desc->write_cmd_id = pcc_ss_data->pcc_write_cnt;  in cppc_set_perf()
1304 		up_read(&pcc_ss_data->pcc_lock);	/* END Phase-I */  in cppc_set_perf()
1352 		if (down_write_trylock(&pcc_ss_data->pcc_lock)) {/* BEGIN Phase-II */  in cppc_set_perf()
1354 			if (pcc_ss_data->pending_pcc_write_cmd)  in cppc_set_perf()
1356 			up_write(&pcc_ss_data->pcc_lock);	/* END Phase-II */  in cppc_set_perf()
1359 			wait_event(pcc_ss_data->pcc_write_wait_q,  in cppc_set_perf()
1360 				   cpc_desc->write_cmd_id != pcc_ss_data->pcc_write_cnt);  in cppc_set_perf()
1394 	struct cppc_pcc_data *pcc_ss_data;  in cppc_get_transition_latency()  local
1407 	pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_transition_latency()
1408 	if (pcc_ss_data->pcc_mpar)  in cppc_get_transition_latency()
1409 		latency_ns = 60 * (1000 * 1000 * 1000 / pcc_ss_data->pcc_mpar);  in cppc_get_transition_latency()
1411 	latency_ns = max(latency_ns, pcc_ss_data->pcc_nominal * 1000);  in cppc_get_transition_latency()
1412 	latency_ns = max(latency_ns, pcc_ss_data->pcc_mrtt * 1000);  in cppc_get_transition_latency()