204 	struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];  in check_pcc_chan()  local
206 		pcc_ss_data->pcc_comm_addr;  in check_pcc_chan()
208 	if (!pcc_ss_data->platform_owns_pcc)  in check_pcc_chan()
217 					pcc_ss_data->deadline_us);  in check_pcc_chan()
220 		pcc_ss_data->platform_owns_pcc = false;  in check_pcc_chan()
239 	struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];  in send_pcc_cmd()  local
241 		pcc_ss_data->pcc_comm_addr;  in send_pcc_cmd()
254 		if (pcc_ss_data->pending_pcc_write_cmd)  in send_pcc_cmd()
261 		pcc_ss_data->pending_pcc_write_cmd = FALSE;  in send_pcc_cmd()
268 	if (pcc_ss_data->pcc_mrtt) {  in send_pcc_cmd()
270 					    pcc_ss_data->last_cmd_cmpl_time);  in send_pcc_cmd()
271 		if (pcc_ss_data->pcc_mrtt > time_delta)  in send_pcc_cmd()
272 			udelay(pcc_ss_data->pcc_mrtt - time_delta);  in send_pcc_cmd()
286 	if (pcc_ss_data->pcc_mpar) {  in send_pcc_cmd()
287 		if (pcc_ss_data->mpar_count == 0) {  in send_pcc_cmd()
289 						    pcc_ss_data->last_mpar_reset);  in send_pcc_cmd()
290 			if ((time_delta < 60 * MSEC_PER_SEC) && pcc_ss_data->last_mpar_reset) {  in send_pcc_cmd()
296 			pcc_ss_data->last_mpar_reset = ktime_get();  in send_pcc_cmd()
297 			pcc_ss_data->mpar_count = pcc_ss_data->pcc_mpar;  in send_pcc_cmd()
299 		pcc_ss_data->mpar_count--;  in send_pcc_cmd()
308 	pcc_ss_data->platform_owns_pcc = true;  in send_pcc_cmd()
311 	ret = mbox_send_message(pcc_ss_data->pcc_channel->mchan, &cmd);  in send_pcc_cmd()
321 	if (pcc_ss_data->pcc_mrtt)  in send_pcc_cmd()
322 		pcc_ss_data->last_cmd_cmpl_time = ktime_get();  in send_pcc_cmd()
324 	if (pcc_ss_data->pcc_channel->mchan->mbox->txdone_irq)  in send_pcc_cmd()
325 		mbox_chan_txdone(pcc_ss_data->pcc_channel->mchan, ret);  in send_pcc_cmd()
327 		mbox_client_txdone(pcc_ss_data->pcc_channel->mchan, ret);  in send_pcc_cmd()
338 				if (desc->write_cmd_id == pcc_ss_data->pcc_write_cnt)  in send_pcc_cmd()
342 		pcc_ss_data->pcc_write_cnt++;  in send_pcc_cmd()
343 		wake_up_all(&pcc_ss_data->pcc_write_wait_q);  in send_pcc_cmd()
1106 		struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_perf()  local
1112 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_perf()
1114 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf()
1121 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf()
1171 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_perf_caps()  local
1195 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_perf_caps()
1197 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_caps()
1241 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_caps()
1301 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_get_perf_ctrs()  local
1329 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_perf_ctrs()
1330 		down_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_ctrs()
1363 		up_write(&pcc_ss_data->pcc_lock);  in cppc_get_perf_ctrs()
1381 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_set_enable()  local
1400 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_set_enable()
1402 		down_write(&pcc_ss_data->pcc_lock);  in cppc_set_enable()
1405 		up_write(&pcc_ss_data->pcc_lock);  in cppc_set_enable()
1425 	struct cppc_pcc_data *pcc_ss_data = NULL;  in cppc_set_perf()  local
1447 		pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_set_perf()
1448 		down_read(&pcc_ss_data->pcc_lock); /* BEGIN Phase-I */  in cppc_set_perf()
1449 		if (pcc_ss_data->platform_owns_pcc) {  in cppc_set_perf()
1452 				up_read(&pcc_ss_data->pcc_lock);  in cppc_set_perf()
1460 		pcc_ss_data->pending_pcc_write_cmd = true;  in cppc_set_perf()
1461 		cpc_desc->write_cmd_id = pcc_ss_data->pcc_write_cnt;  in cppc_set_perf()
1472 		up_read(&pcc_ss_data->pcc_lock);	/* END Phase-I */  in cppc_set_perf()
1520 		if (down_write_trylock(&pcc_ss_data->pcc_lock)) {/* BEGIN Phase-II */  in cppc_set_perf()
1522 			if (pcc_ss_data->pending_pcc_write_cmd)  in cppc_set_perf()
1524 			up_write(&pcc_ss_data->pcc_lock);	/* END Phase-II */  in cppc_set_perf()
1527 			wait_event(pcc_ss_data->pcc_write_wait_q,  in cppc_set_perf()
1528 				   cpc_desc->write_cmd_id != pcc_ss_data->pcc_write_cnt);  in cppc_set_perf()
1565 	struct cppc_pcc_data *pcc_ss_data;  in cppc_get_transition_latency()  local
1580 	pcc_ss_data = pcc_data[pcc_ss_id];  in cppc_get_transition_latency()
1581 	if (pcc_ss_data->pcc_mpar)  in cppc_get_transition_latency()
1582 		latency_ns = 60 * (1000 * 1000 * 1000 / pcc_ss_data->pcc_mpar);  in cppc_get_transition_latency()
1584 	latency_ns = max(latency_ns, pcc_ss_data->pcc_nominal * 1000);  in cppc_get_transition_latency()
1585 	latency_ns = max(latency_ns, pcc_ss_data->pcc_mrtt * 1000);  in cppc_get_transition_latency()