71 armpmu_map_event(struct perf_event *event,  in armpmu_map_event()  argument
79 	u64 config = event->attr.config;  in armpmu_map_event()
80 	int type = event->attr.type;  in armpmu_map_event()
82 	if (type == event->pmu->type)  in armpmu_map_event()
97 int armpmu_event_set_period(struct perf_event *event)  in armpmu_event_set_period()  argument
99 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_event_set_period()
100 	struct hw_perf_event *hwc = &event->hw;  in armpmu_event_set_period()
130 	armpmu->write_counter(event, (u64)(-left) & 0xffffffff);  in armpmu_event_set_period()
132 	perf_event_update_userpage(event);  in armpmu_event_set_period()
137 u64 armpmu_event_update(struct perf_event *event)  in armpmu_event_update()  argument
139 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_event_update()
140 	struct hw_perf_event *hwc = &event->hw;  in armpmu_event_update()
145 	new_raw_count = armpmu->read_counter(event);  in armpmu_event_update()
153 	local64_add(delta, &event->count);  in armpmu_event_update()
160 armpmu_read(struct perf_event *event)  in armpmu_read()  argument
162 	armpmu_event_update(event);  in armpmu_read()
166 armpmu_stop(struct perf_event *event, int flags)  in armpmu_stop()  argument
168 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_stop()
169 	struct hw_perf_event *hwc = &event->hw;  in armpmu_stop()
176 		armpmu->disable(event);  in armpmu_stop()
177 		armpmu_event_update(event);  in armpmu_stop()
182 static void armpmu_start(struct perf_event *event, int flags)  in armpmu_start()  argument
184 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_start()
185 	struct hw_perf_event *hwc = &event->hw;  in armpmu_start()
202 	armpmu_event_set_period(event);  in armpmu_start()
203 	armpmu->enable(event);  in armpmu_start()
207 armpmu_del(struct perf_event *event, int flags)  in armpmu_del()  argument
209 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_del()
211 	struct hw_perf_event *hwc = &event->hw;  in armpmu_del()
214 	armpmu_stop(event, PERF_EF_UPDATE);  in armpmu_del()
218 		armpmu->clear_event_idx(hw_events, event);  in armpmu_del()
220 	perf_event_update_userpage(event);  in armpmu_del()
224 armpmu_add(struct perf_event *event, int flags)  in armpmu_add()  argument
226 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_add()
228 	struct hw_perf_event *hwc = &event->hw;  in armpmu_add()
232 	perf_pmu_disable(event->pmu);  in armpmu_add()
235 	idx = armpmu->get_event_idx(hw_events, event);  in armpmu_add()
245 	event->hw.idx = idx;  in armpmu_add()
246 	armpmu->disable(event);  in armpmu_add()
247 	hw_events->events[idx] = event;  in armpmu_add()
251 		armpmu_start(event, PERF_EF_RELOAD);  in armpmu_add()
254 	perf_event_update_userpage(event);  in armpmu_add()
257 	perf_pmu_enable(event->pmu);  in armpmu_add()
263 			       struct perf_event *event)  in validate_event()  argument
267 	if (is_software_event(event))  in validate_event()
275 	if (event->pmu != pmu)  in validate_event()
278 	if (event->state < PERF_EVENT_STATE_OFF)  in validate_event()
281 	if (event->state == PERF_EVENT_STATE_OFF && !event->attr.enable_on_exec)  in validate_event()
284 	armpmu = to_arm_pmu(event->pmu);  in validate_event()
285 	return armpmu->get_event_idx(hw_events, event) >= 0;  in validate_event()
289 validate_group(struct perf_event *event)  in validate_group()  argument
291 	struct perf_event *sibling, *leader = event->group_leader;  in validate_group()
300 	if (!validate_event(event->pmu, &fake_pmu, leader))  in validate_group()
304 		if (!validate_event(event->pmu, &fake_pmu, sibling))  in validate_group()
308 	if (!validate_event(event->pmu, &fake_pmu, event))  in validate_group()
370 hw_perf_event_destroy(struct perf_event *event)  in hw_perf_event_destroy()  argument
372 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in hw_perf_event_destroy()
390 __hw_perf_event_init(struct perf_event *event)  in __hw_perf_event_init()  argument
392 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in __hw_perf_event_init()
393 	struct hw_perf_event *hwc = &event->hw;  in __hw_perf_event_init()
396 	mapping = armpmu->map_event(event);  in __hw_perf_event_init()
399 		pr_debug("event %x:%llx not supported\n", event->attr.type,  in __hw_perf_event_init()
400 			 event->attr.config);  in __hw_perf_event_init()
419 	     armpmu->set_event_filter(hwc, &event->attr)) &&  in __hw_perf_event_init()
420 	     event_requires_mode_exclusion(&event->attr)) {  in __hw_perf_event_init()
431 	if (!is_sampling_event(event)) {  in __hw_perf_event_init()
443 	if (event->group_leader != event) {  in __hw_perf_event_init()
444 		if (validate_group(event) != 0)  in __hw_perf_event_init()
451 static int armpmu_event_init(struct perf_event *event)  in armpmu_event_init()  argument
453 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);  in armpmu_event_init()
458 	if (has_branch_stack(event))  in armpmu_event_init()
461 	if (armpmu->map_event(event) == -ENOENT)  in armpmu_event_init()
464 	event->destroy = hw_perf_event_destroy;  in armpmu_event_init()
479 	err = __hw_perf_event_init(event);  in armpmu_event_init()
481 		hw_perf_event_destroy(event);  in armpmu_event_init()