198 static bool pt_event_valid(struct perf_event *event)  in pt_event_valid()  argument
200 	u64 config = event->attr.config;  in pt_event_valid()
253 static void pt_config(struct perf_event *event)  in pt_config()  argument
257 	if (!event->hw.itrace_started) {  in pt_config()
258 		event->hw.itrace_started = 1;  in pt_config()
264 	if (!event->attr.exclude_kernel)  in pt_config()
266 	if (!event->attr.exclude_user)  in pt_config()
269 	reg |= (event->attr.config & PT_CONFIG_MASK);  in pt_config()
936 	struct perf_event *event = pt->handle.event;  in intel_pt_interrupt()  local
948 	if (!event)  in intel_pt_interrupt()
964 	if (!event->hw.state) {  in intel_pt_interrupt()
967 		buf = perf_aux_output_begin(&pt->handle, event);  in intel_pt_interrupt()
969 			event->hw.state = PERF_HES_STOPPED;  in intel_pt_interrupt()
983 		pt_config(event);  in intel_pt_interrupt()
991 static void pt_event_start(struct perf_event *event, int mode)  in pt_event_start()  argument
997 		event->hw.state = PERF_HES_STOPPED;  in pt_event_start()
1002 	event->hw.state = 0;  in pt_event_start()
1006 	pt_config(event);  in pt_event_start()
1009 static void pt_event_stop(struct perf_event *event, int mode)  in pt_event_stop()  argument
1020 	if (event->hw.state == PERF_HES_STOPPED)  in pt_event_stop()
1023 	event->hw.state = PERF_HES_STOPPED;  in pt_event_stop()
1031 		if (WARN_ON_ONCE(pt->handle.event != event))  in pt_event_stop()
1042 static void pt_event_del(struct perf_event *event, int mode)  in pt_event_del()  argument
1047 	pt_event_stop(event, PERF_EF_UPDATE);  in pt_event_del()
1061 static int pt_event_add(struct perf_event *event, int mode)  in pt_event_add()  argument
1065 	struct hw_perf_event *hwc = &event->hw;  in pt_event_add()
1068 	if (pt->handle.event)  in pt_event_add()
1071 	buf = perf_aux_output_begin(&pt->handle, event);  in pt_event_add()
1084 		pt_event_start(event, 0);  in pt_event_add()
1102 static void pt_event_read(struct perf_event *event)  in pt_event_read()  argument
1106 static void pt_event_destroy(struct perf_event *event)  in pt_event_destroy()  argument
1111 static int pt_event_init(struct perf_event *event)  in pt_event_init()  argument
1113 	if (event->attr.type != pt_pmu.pmu.type)  in pt_event_init()
1116 	if (!pt_event_valid(event))  in pt_event_init()
1122 	event->destroy = pt_event_destroy;  in pt_event_init()