94 static void start_counter(unsigned long counter, unsigned long start_flags,  in start_counter()  argument
99 	ret = sbi_ecall(SBI_EXT_PMU, SBI_EXT_PMU_COUNTER_START, counter, 1, start_flags,  in start_counter()
101 	__GUEST_ASSERT(ret.error == 0, "Unable to start counter %ld\n", counter);  in start_counter()
105 static void stop_reset_counter(unsigned long counter, unsigned long stop_flags)  in stop_reset_counter()  argument
109 	ret = sbi_ecall(SBI_EXT_PMU, SBI_EXT_PMU_COUNTER_STOP, counter, 1,  in stop_reset_counter()
112 			       "Unable to stop counter %ld\n", counter);  in stop_reset_counter()
115 static void stop_counter(unsigned long counter, unsigned long stop_flags)  in stop_counter()  argument
119 	ret = sbi_ecall(SBI_EXT_PMU, SBI_EXT_PMU_COUNTER_STOP, counter, 1, stop_flags,  in stop_counter()
122 			       counter, ret.error);  in stop_counter()
259 	unsigned long counter;  in test_pmu_event()  local
263 	counter = get_counter_index(0, counter_mask_available, 0, event);  in test_pmu_event()
264 	counter_value_pre = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event()
267 	start_counter(counter, 0, 0);  in test_pmu_event()
269 	stop_counter(counter, 0);  in test_pmu_event()
271 	counter_value_post = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event()
281 	start_counter(counter, SBI_PMU_START_FLAG_SET_INIT_VALUE, ULONG_MAX/2);  in test_pmu_event()
282 	stop_counter(counter, 0);  in test_pmu_event()
283 	counter_value_pre = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event()
285 	start_counter(counter, SBI_PMU_START_FLAG_SET_INIT_VALUE, counter_init_value);  in test_pmu_event()
286 	stop_counter(counter, 0);  in test_pmu_event()
287 	counter_value_post = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event()
293 	start_counter(counter, SBI_PMU_START_FLAG_SET_INIT_VALUE, counter_init_value);  in test_pmu_event()
295 	stop_counter(counter, 0);  in test_pmu_event()
297 	counter_value_post = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event()
302 	stop_reset_counter(counter, 0);  in test_pmu_event()
307 	unsigned long counter;  in test_pmu_event_snapshot()  local
312 	counter = get_counter_index(0, counter_mask_available, 0, event);  in test_pmu_event_snapshot()
313 	counter_value_pre = read_counter(counter, ctrinfo_arr[counter]);  in test_pmu_event_snapshot()
316 	start_counter(counter, 0, 0);  in test_pmu_event_snapshot()
318 	stop_counter(counter, SBI_PMU_STOP_FLAG_TAKE_SNAPSHOT);  in test_pmu_event_snapshot()
332 	start_counter(counter, SBI_PMU_START_FLAG_INIT_SNAPSHOT, 0);  in test_pmu_event_snapshot()
333 	stop_counter(counter, SBI_PMU_STOP_FLAG_TAKE_SNAPSHOT);  in test_pmu_event_snapshot()
337 	start_counter(counter, SBI_PMU_START_FLAG_INIT_SNAPSHOT, 0);  in test_pmu_event_snapshot()
338 	stop_counter(counter, SBI_PMU_STOP_FLAG_TAKE_SNAPSHOT);  in test_pmu_event_snapshot()
346 	start_counter(counter, SBI_PMU_START_FLAG_INIT_SNAPSHOT, 0);  in test_pmu_event_snapshot()
348 	stop_counter(counter, SBI_PMU_STOP_FLAG_TAKE_SNAPSHOT);  in test_pmu_event_snapshot()
355 	stop_reset_counter(counter, 0);  in test_pmu_event_snapshot()
360 	unsigned long counter;  in test_pmu_event_overflow()  local
365 	counter = get_counter_index(0, counter_mask_available, 0, event);  in test_pmu_event_overflow()
366 	counter_in_use = counter;  in test_pmu_event_overflow()
370 	start_counter(counter, SBI_PMU_START_FLAG_INIT_SNAPSHOT, 0);  in test_pmu_event_overflow()
374 	stop_counter(counter, SBI_PMU_STOP_FLAG_TAKE_SNAPSHOT);  in test_pmu_event_overflow()
382 	stop_reset_counter(counter, 0);  in test_pmu_event_overflow()