88 static void etm_event_read(struct perf_event *event) {}  in etm_event_read()  argument
90 static int etm_addr_filters_alloc(struct perf_event *event)  in etm_addr_filters_alloc()  argument
93 	int node = event->cpu == -1 ? -1 : cpu_to_node(event->cpu);  in etm_addr_filters_alloc()
99 	if (event->parent)  in etm_addr_filters_alloc()
100 		memcpy(filters, event->parent->hw.addr_filters,  in etm_addr_filters_alloc()
103 	event->hw.addr_filters = filters;  in etm_addr_filters_alloc()
108 static void etm_event_destroy(struct perf_event *event)  in etm_event_destroy()  argument
110 	kfree(event->hw.addr_filters);  in etm_event_destroy()
111 	event->hw.addr_filters = NULL;  in etm_event_destroy()
114 static int etm_event_init(struct perf_event *event)  in etm_event_init()  argument
118 	if (event->attr.type != etm_pmu.type) {  in etm_event_init()
123 	ret = etm_addr_filters_alloc(event);  in etm_event_init()
127 	event->destroy = etm_event_destroy;  in etm_event_init()
281 static void etm_event_start(struct perf_event *event, int flags)  in etm_event_start()  argument
296 	event_data = perf_aux_output_begin(handle, event);  in etm_event_start()
316 	event->hw.state = 0;  in etm_event_start()
319 	if (source_ops(csdev)->enable(csdev, event, CS_MODE_PERF))  in etm_event_start()
331 	event->hw.state = PERF_HES_STOPPED;  in etm_event_start()
335 static void etm_event_stop(struct perf_event *event, int mode)  in etm_event_stop()  argument
344 	if (event->hw.state == PERF_HES_STOPPED)  in etm_event_stop()
359 	source_ops(csdev)->disable(csdev, event);  in etm_event_stop()
362 	event->hw.state = PERF_HES_STOPPED;  in etm_event_stop()
365 		if (WARN_ON_ONCE(handle->event != event))  in etm_event_stop()
388 static int etm_event_add(struct perf_event *event, int mode)  in etm_event_add()  argument
391 	struct hw_perf_event *hwc = &event->hw;  in etm_event_add()
394 		etm_event_start(event, 0);  in etm_event_add()
404 static void etm_event_del(struct perf_event *event, int mode)  in etm_event_del()  argument
406 	etm_event_stop(event, PERF_EF_UPDATE);  in etm_event_del()
457 static void etm_addr_filters_sync(struct perf_event *event)  in etm_addr_filters_sync()  argument
459 	struct perf_addr_filters_head *head = perf_event_addr_filters(event);  in etm_addr_filters_sync()
460 	unsigned long start, stop, *offs = event->addr_filters_offs;  in etm_addr_filters_sync()
461 	struct etm_filters *filters = event->hw.addr_filters;  in etm_addr_filters_sync()