74 	struct intel_engine_cs *engine = ce->engine;  in __measure_timestamps()  local
75 	u32 *sema = memset32(engine->status_page.addr + 1000, 0, 5);  in __measure_timestamps()
76 	u32 offset = i915_ggtt_offset(engine->status_page.vma);  in __measure_timestamps()
94 	cs = emit_srm(cs, RING_TIMESTAMP(engine->mmio_base), offset + 4000);  in __measure_timestamps()
95 	cs = emit_srm(cs, RING_CTX_TIMESTAMP(engine->mmio_base), offset + 4004);  in __measure_timestamps()
100 	cs = emit_srm(cs, RING_TIMESTAMP(engine->mmio_base), offset + 4016);  in __measure_timestamps()
101 	cs = emit_srm(cs, RING_CTX_TIMESTAMP(engine->mmio_base), offset + 4012);  in __measure_timestamps()
106 	intel_engine_flush_submission(engine);  in __measure_timestamps()
130 		 engine->name, sema[1], sema[3], sema[0], sema[4]);  in __measure_timestamps()
137 static int __live_engine_timestamps(struct intel_engine_cs *engine)  in __live_engine_timestamps()  argument
143 	ce = intel_context_create(engine);  in __live_engine_timestamps()
161 		engine->name, dt,  in __live_engine_timestamps()
162 		intel_gt_clock_interval_to_ns(engine->gt, d_ctx),  in __live_engine_timestamps()
163 		intel_gt_clock_interval_to_ns(engine->gt, d_ring));  in __live_engine_timestamps()
165 	d_ring = intel_gt_clock_interval_to_ns(engine->gt, d_ring);  in __live_engine_timestamps()
168 		       engine->name);  in __live_engine_timestamps()
175 	d_ctx *= engine->gt->clock_frequency;  in __live_engine_timestamps()
176 	if (GRAPHICS_VER(engine->i915) == 11)  in __live_engine_timestamps()
179 		d_ring *= engine->gt->clock_frequency;  in __live_engine_timestamps()
183 		       engine->name);  in __live_engine_timestamps()
193 	struct intel_engine_cs *engine;  in live_engine_timestamps()  local
204 	for_each_engine(engine, gt, id) {  in live_engine_timestamps()
207 		st_engine_heartbeat_disable(engine);  in live_engine_timestamps()
208 		err = __live_engine_timestamps(engine);  in live_engine_timestamps()
209 		st_engine_heartbeat_enable(engine);  in live_engine_timestamps()
220 	struct intel_engine_cs *engine;  in live_engine_busy_stats()  local
226 	 * Check that if an engine supports busy-stats, they tell the truth.  in live_engine_busy_stats()
233 	for_each_engine(engine, gt, id) {  in live_engine_busy_stats()
238 		if (!intel_engine_supports_stats(engine))  in live_engine_busy_stats()
241 		if (!intel_engine_can_store_dword(engine))  in live_engine_busy_stats()
249 		st_engine_heartbeat_disable(engine);  in live_engine_busy_stats()
251 		ENGINE_TRACE(engine, "measuring idle time\n");  in live_engine_busy_stats()
253 		de = intel_engine_get_busy_time(engine, &t[0]);  in live_engine_busy_stats()
255 		de = ktime_sub(intel_engine_get_busy_time(engine, &t[1]), de);  in live_engine_busy_stats()
260 			       engine->name,  in live_engine_busy_stats()
269 						engine->kernel_context,  in live_engine_busy_stats()
278 			intel_gt_set_wedged(engine->gt);  in live_engine_busy_stats()
283 		ENGINE_TRACE(engine, "measuring busy time\n");  in live_engine_busy_stats()
285 		de = intel_engine_get_busy_time(engine, &t[0]);  in live_engine_busy_stats()
287 		de = ktime_sub(intel_engine_get_busy_time(engine, &t[1]), de);  in live_engine_busy_stats()
292 			       engine->name,  in live_engine_busy_stats()
300 		st_engine_heartbeat_enable(engine);  in live_engine_busy_stats()
317 	struct intel_engine_cs *engine;  in live_engine_pm()  local
331 	for_each_engine(engine, gt, id) {  in live_engine_pm()
337 			 * know that the engine is already awake, in which  in live_engine_pm()
349 			GEM_BUG_ON(intel_engine_pm_is_awake(engine));  in live_engine_pm()
350 			intel_engine_pm_get(engine);  in live_engine_pm()
353 			if (!intel_engine_pm_get_if_awake(engine))  in live_engine_pm()
355 				       engine->name, p->name);  in live_engine_pm()
357 				intel_engine_pm_put_async(engine);  in live_engine_pm()
358 			intel_engine_pm_put_async(engine);  in live_engine_pm()
361 			intel_engine_pm_flush(engine);  in live_engine_pm()
363 			if (intel_engine_pm_is_awake(engine)) {  in live_engine_pm()
365 				       engine->name);  in live_engine_pm()