318 static void cn10k_ddr_perf_free_counter(struct cn10k_ddr_pmu *pmu, int counter)  in cn10k_ddr_perf_free_counter()  argument
320 	pmu->events[counter] = NULL;  in cn10k_ddr_perf_free_counter()
355 					  int counter, bool enable)  in cn10k_ddr_perf_counter_enable()  argument
360 	if (counter > DDRC_PERF_NUM_COUNTERS) {  in cn10k_ddr_perf_counter_enable()
361 		pr_err("Error: unsupported counter %d\n", counter);  in cn10k_ddr_perf_counter_enable()
365 	if (counter < DDRC_PERF_NUM_GEN_COUNTERS) {  in cn10k_ddr_perf_counter_enable()
366 		reg = DDRC_PERF_CFG(counter);  in cn10k_ddr_perf_counter_enable()
378 			if (counter == DDRC_PERF_READ_COUNTER_IDX)  in cn10k_ddr_perf_counter_enable()
383 			if (counter == DDRC_PERF_READ_COUNTER_IDX)  in cn10k_ddr_perf_counter_enable()
392 static u64 cn10k_ddr_perf_read_counter(struct cn10k_ddr_pmu *pmu, int counter)  in cn10k_ddr_perf_read_counter()  argument
396 	if (counter == DDRC_PERF_READ_COUNTER_IDX)  in cn10k_ddr_perf_read_counter()
399 	if (counter == DDRC_PERF_WRITE_COUNTER_IDX)  in cn10k_ddr_perf_read_counter()
402 	val = readq_relaxed(pmu->base + DDRC_PERF_CNT_VALUE(counter));  in cn10k_ddr_perf_read_counter()
426 	int counter = hwc->idx;  in cn10k_ddr_perf_event_start()  local
430 	cn10k_ddr_perf_counter_enable(pmu, counter, true);  in cn10k_ddr_perf_event_start()
440 	int counter, ret;  in cn10k_ddr_perf_event_add()  local
444 	counter = cn10k_ddr_perf_alloc_counter(pmu, event);  in cn10k_ddr_perf_event_add()
445 	if (counter < 0)  in cn10k_ddr_perf_event_add()
449 	hwc->idx = counter;  in cn10k_ddr_perf_event_add()
455 	if (counter < DDRC_PERF_NUM_GEN_COUNTERS) {  in cn10k_ddr_perf_event_add()
457 		reg_offset = DDRC_PERF_CFG(counter);  in cn10k_ddr_perf_event_add()
465 		if (counter == DDRC_PERF_READ_COUNTER_IDX)  in cn10k_ddr_perf_event_add()
485 	int counter = hwc->idx;  in cn10k_ddr_perf_event_stop()  local
487 	cn10k_ddr_perf_counter_enable(pmu, counter, false);  in cn10k_ddr_perf_event_stop()
499 	int counter = hwc->idx;  in cn10k_ddr_perf_event_del()  local
503 	cn10k_ddr_perf_free_counter(pmu, counter);  in cn10k_ddr_perf_event_del()