diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 8a5b36418860..1f3c33f862fb 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -262,7 +262,8 @@ static void free_engines_rcu(struct rcu_head *rcu)
 		unsigned int class = ce->engine->uabi_class;
 
 		GEM_BUG_ON(class >= ARRAY_SIZE(ctx->past_runtime));
-		atomic64_add(ce->runtime.total, &ctx->past_runtime[class]);
+		atomic64_add(ce->stats.runtime.total,
+			     &ctx->past_runtime[class]);
 	}
 
 	i915_gem_context_put(ctx);
diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index d301dda1b261..471550e60a35 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -369,7 +369,7 @@ intel_context_init(struct intel_context *ce,
 	ce->sseu = engine->sseu;
 	ce->ring = __intel_context_ring_size(SZ_4K);
 
-	ewma_runtime_init(&ce->runtime.avg);
+	ewma_runtime_init(&ce->stats.runtime.avg);
 
 	ce->vm = i915_vm_get(engine->gt->vm);
 
@@ -377,6 +377,7 @@ intel_context_init(struct intel_context *ce,
 	INIT_LIST_HEAD(&ce->signals);
 
 	mutex_init(&ce->pin_mutex);
+	seqlock_init(&ce->stats.lock);
 
 	i915_active_init(&ce->active,
 			 __intel_context_active, __intel_context_retire);
@@ -493,6 +494,14 @@ struct i915_request *intel_context_create_request(struct intel_context *ce)
 	return rq;
 }
 
+ktime_t __intel_context_get_active_time(struct intel_context *ce)
+{
+	struct intel_context_stats *stats = &ce->stats;
+
+	return stats->active ? ktime_sub(ktime_get(), stats->start) : 0;
+}
+
+
 #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
 #include "selftest_context.c"
 #endif
diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h
index fda2eba81e22..1e76291485ac 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.h
+++ b/drivers/gpu/drm/i915/gt/intel_context.h
@@ -251,7 +251,7 @@ static inline u64 intel_context_get_total_runtime_ns(struct intel_context *ce)
 	const u32 period =
 		RUNTIME_INFO(ce->engine->i915)->cs_timestamp_period_ns;
 
-	return READ_ONCE(ce->runtime.total) * period;
+	return READ_ONCE(ce->stats.runtime.total) * period;
 }
 
 static inline u64 intel_context_get_avg_runtime_ns(struct intel_context *ce)
@@ -259,7 +259,9 @@ static inline u64 intel_context_get_avg_runtime_ns(struct intel_context *ce)
 	const u32 period =
 		RUNTIME_INFO(ce->engine->i915)->cs_timestamp_period_ns;
 
-	return mul_u32_u32(ewma_runtime_read(&ce->runtime.avg), period);
+	return mul_u32_u32(ewma_runtime_read(&ce->stats.runtime.avg), period);
 }
 
+ktime_t __intel_context_get_active_time(struct intel_context *ce);
+
 #endif /* __INTEL_CONTEXT_H__ */
diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h
index 552cb57a2e8c..bdeb65c0f1a9 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_context_types.h
@@ -12,6 +12,7 @@
 #include <linux/list.h>
 #include <linux/mutex.h>
 #include <linux/types.h>
+#include <linux/seqlock.h>
 
 #include "i915_active_types.h"
 #include "i915_utils.h"
@@ -81,14 +82,21 @@ struct intel_context {
 	} lrc;
 	u32 tag; /* cookie passed to HW to track this context on submission */
 
-	/* Time on GPU as tracked by the hw. */
-	struct {
-		struct ewma_runtime avg;
-		u64 total;
-		u32 last;
-		I915_SELFTEST_DECLARE(u32 num_underflow);
-		I915_SELFTEST_DECLARE(u32 max_underflow);
-	} runtime;
+	/** stats: Context GPU engine busyness tracking. */
+	struct intel_context_stats {
+		seqlock_t lock;
+		bool active;
+		ktime_t start;
+
+		/* Time on GPU as tracked by the hw. */
+		struct {
+			struct ewma_runtime avg;
+			u64 total;
+			u32 last;
+			I915_SELFTEST_DECLARE(u32 num_underflow);
+			I915_SELFTEST_DECLARE(u32 max_underflow);
+		} runtime;
+	} stats;
 
 	unsigned int active_count; /* protected by timeline->mutex */
 
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 0412a44f25f2..9ce123450f1e 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -1262,7 +1262,7 @@ static void restore_default_state(struct intel_context *ce,
 	regs = memset(ce->lrc_reg_state, 0, engine->context_size - PAGE_SIZE);
 	execlists_init_reg_state(regs, ce, engine, ce->ring, true);
 
-	ce->runtime.last = intel_context_get_runtime(ce);
+	ce->stats.runtime.last = intel_context_get_runtime(ce);
 }
 
 static void reset_active(struct i915_request *rq,
@@ -1304,35 +1304,61 @@ static void reset_active(struct i915_request *rq,
 	ce->lrc.desc |= CTX_DESC_FORCE_RESTORE;
 }
 
-static void st_update_runtime_underflow(struct intel_context *ce, s32 dt)
+static void
+st_update_runtime_underflow(struct intel_context_stats *stats, s32 dt)
 {
 #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
-	ce->runtime.num_underflow += dt < 0;
-	ce->runtime.max_underflow = max_t(u32, ce->runtime.max_underflow, -dt);
+	stats->runtime.num_underflow += dt < 0;
+	stats->runtime.max_underflow =
+		max_t(u32, stats->runtime.max_underflow, -dt);
 #endif
 }
 
 static void intel_context_update_runtime(struct intel_context *ce)
 {
+	struct intel_context_stats *stats = &ce->stats;
 	u32 old;
 	s32 dt;
 
 	if (intel_context_is_barrier(ce))
 		return;
 
-	old = ce->runtime.last;
-	ce->runtime.last = intel_context_get_runtime(ce);
-	dt = ce->runtime.last - old;
+	old = stats->runtime.last;
+	stats->runtime.last = intel_context_get_runtime(ce);
+	dt = stats->runtime.last - old;
 
 	if (unlikely(dt <= 0)) {
 		CE_TRACE(ce, "runtime underflow: last=%u, new=%u, delta=%d\n",
-			 old, ce->runtime.last, dt);
-		st_update_runtime_underflow(ce, dt);
+			 old, stats->runtime.last, dt);
+		st_update_runtime_underflow(stats, dt);
 		return;
 	}
 
-	ewma_runtime_add(&ce->runtime.avg, dt);
-	ce->runtime.total += dt;
+	ewma_runtime_add(&stats->runtime.avg, dt);
+	stats->runtime.total += dt;
+}
+
+static void intel_context_stats_start(struct intel_context *ce)
+{
+	struct intel_context_stats *stats = &ce->stats;
+	unsigned long flags;
+
+	write_seqlock_irqsave(&stats->lock, flags);
+	stats->start = ktime_get();
+	stats->active = true;
+	write_sequnlock_irqrestore(&stats->lock, flags);
+}
+
+static void intel_context_stats_stop(struct intel_context *ce)
+{
+	struct intel_context_stats *stats = &ce->stats;
+	unsigned long flags;
+
+	write_seqlock_irqsave(&stats->lock, flags);
+	stats->active = false;
+	stats->start = 0;
+	intel_context_update_runtime(ce);
+	write_sequnlock_irqrestore(&stats->lock, flags);
 }
 
 static inline struct intel_engine_cs *
@@ -1410,7 +1436,7 @@ __execlists_schedule_out(struct i915_request *rq,
 			 struct intel_engine_cs * const engine,
 			 unsigned int ccid)
 {
-	struct intel_context * const ce = rq->context;
+	struct intel_context *ce = rq->context;
 
 	/*
 	 * NB process_csb() is not under the engine->active.lock and hence
@@ -1436,6 +1462,7 @@ __execlists_schedule_out(struct i915_request *rq,
 
 	intel_context_update_runtime(ce);
 	intel_engine_context_out(engine);
+	intel_context_stats_stop(ce);
 	execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_OUT);
 	if (engine->fw_domain && !atomic_dec_return(&engine->fw_active))
 		intel_uncore_forcewake_put(engine->uncore, engine->fw_domain);
@@ -1995,15 +2022,19 @@ static unsigned long active_timeslice(const struct intel_engine_cs *engine)
 
 static void set_timeslice(struct intel_engine_cs *engine)
 {
+	struct intel_engine_execlists * const execlists = &engine->execlists;
 	unsigned long duration;
 
+	if (*execlists->active)
+		intel_context_stats_start((*execlists->active)->context);
+
 	if (!intel_engine_has_timeslices(engine))
 		return;
 
 	duration = active_timeslice(engine);
 	ENGINE_TRACE(engine, "bump timeslicing, interval:%lu", duration);
 
-	set_timer_ms(&engine->execlists.timer, duration);
+	set_timer_ms(&execlists->timer, duration);
 }
 
 static void start_timeslice(struct intel_engine_cs *engine, int prio)
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index 95d41c01d0e0..67f8083f40a3 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -6381,8 +6381,8 @@ static int __live_pphwsp_runtime(struct intel_engine_cs *engine)
 	if (IS_ERR(ce))
 		return PTR_ERR(ce);
 
-	ce->runtime.num_underflow = 0;
-	ce->runtime.max_underflow = 0;
+	ce->stats.runtime.num_underflow = 0;
+	ce->stats.runtime.max_underflow = 0;
 
 	do {
 		unsigned int loop = 1024;
@@ -6420,11 +6420,11 @@ static int __live_pphwsp_runtime(struct intel_engine_cs *engine)
 		intel_context_get_avg_runtime_ns(ce));
 
 	err = 0;
-	if (ce->runtime.num_underflow) {
+	if (ce->stats.runtime.num_underflow) {
 		pr_err("%s: pphwsp underflow %u time(s), max %u cycles!\n",
 		       engine->name,
-		       ce->runtime.num_underflow,
-		       ce->runtime.max_underflow);
+		       ce->stats.runtime.num_underflow,
+		       ce->stats.runtime.max_underflow);
 		GEM_TRACE_DUMP();
 		err = -EOVERFLOW;
 	}
diff --git a/drivers/gpu/drm/i915/i915_drm_client.c b/drivers/gpu/drm/i915/i915_drm_client.c
index e21d97d810a5..93265d1afaef 100644
--- a/drivers/gpu/drm/i915/i915_drm_client.c
+++ b/drivers/gpu/drm/i915/i915_drm_client.c
@@ -67,7 +67,7 @@ pphwsp_busy_add(struct i915_gem_context *ctx, unsigned int class)
 
 	for_each_gem_engine(ce, engines, it) {
 		if (ce->engine->uabi_class == class)
-			total += ce->runtime.total;
+			total += ce->stats.runtime.total;
 	}
 
 	return total;
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 8e468942f943..4262a2c72617 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1277,8 +1277,8 @@ static bool record_context(struct i915_gem_context_coredump *e,
 	e->guilty = atomic_read(&ctx->guilty_count);
 	e->active = atomic_read(&ctx->active_count);
 
-	e->total_runtime = rq->context->runtime.total;
-	e->avg_runtime = ewma_runtime_read(&rq->context->runtime.avg);
+	e->total_runtime = rq->context->stats.runtime.total;
+	e->avg_runtime = ewma_runtime_read(&rq->context->stats.runtime.avg);
 
 	simulated = i915_gem_context_no_error_capture(ctx);
 
