146 				     struct hw_perf_event *hwc, int idx)  in xtensa_perf_event_update()  argument
152 		prev_raw_count = local64_read(&hwc->prev_count);  in xtensa_perf_event_update()
154 	} while (local64_cmpxchg(&hwc->prev_count, prev_raw_count,  in xtensa_perf_event_update()
160 	local64_sub(delta, &hwc->period_left);  in xtensa_perf_event_update()
164 					 struct hw_perf_event *hwc, int idx)  in xtensa_perf_event_set_period()  argument
172 		s64 period = hwc->sample_period;  in xtensa_perf_event_set_period()
174 		left = local64_read(&hwc->period_left);  in xtensa_perf_event_set_period()
177 			local64_set(&hwc->period_left, left);  in xtensa_perf_event_set_period()
178 			hwc->last_period = period;  in xtensa_perf_event_set_period()
182 			local64_set(&hwc->period_left, left);  in xtensa_perf_event_set_period()
183 			hwc->last_period = period;  in xtensa_perf_event_set_period()
190 	local64_set(&hwc->prev_count, -left);  in xtensa_perf_event_set_period()
251 	struct hw_perf_event *hwc = &event->hw;  in xtensa_pmu_start()  local
252 	int idx = hwc->idx;  in xtensa_pmu_start()
259 		xtensa_perf_event_set_period(event, hwc, idx);  in xtensa_pmu_start()
262 	hwc->state = 0;  in xtensa_pmu_start()
264 	set_er(hwc->config, XTENSA_PMU_PMCTRL(idx));  in xtensa_pmu_start()
269 	struct hw_perf_event *hwc = &event->hw;  in xtensa_pmu_stop()  local
270 	int idx = hwc->idx;  in xtensa_pmu_stop()
272 	if (!(hwc->state & PERF_HES_STOPPED)) {  in xtensa_pmu_stop()
276 		hwc->state |= PERF_HES_STOPPED;  in xtensa_pmu_stop()
293 	struct hw_perf_event *hwc = &event->hw;  in xtensa_pmu_add()  local
294 	int idx = hwc->idx;  in xtensa_pmu_add()
303 		hwc->idx = idx;  in xtensa_pmu_add()
307 	hwc->state = PERF_HES_UPTODATE | PERF_HES_STOPPED;  in xtensa_pmu_add()
377 		struct hw_perf_event *hwc = &event->hw;  in xtensa_pmu_irq_handler()  local
384 		xtensa_perf_event_update(event, hwc, i);  in xtensa_pmu_irq_handler()
385 		last_period = hwc->last_period;  in xtensa_pmu_irq_handler()
386 		if (xtensa_perf_event_set_period(event, hwc, i)) {  in xtensa_pmu_irq_handler()