1 files changed, 151 insertions, 67 deletions

diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 0d9105a31d84..352254e001b4 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -290,7 +290,8 @@ static void nop_irq_handler(struct intel_engine_cs *engine, u16 iir)
 	GEM_DEBUG_WARN_ON(iir);
 }
 
-static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id)
+static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id,
+			      u8 logical_instance)
 {
 	const struct engine_info *info = &intel_engines[id];
 	struct drm_i915_private *i915 = gt->i915;
@@ -320,9 +321,42 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id)
 
 	BUILD_BUG_ON(BITS_PER_TYPE(engine->mask) < I915_NUM_ENGINES);
 
+	INIT_LIST_HEAD(&engine->pinned_contexts_list);
 	engine->id = id;
 	engine->legacy_idx = INVALID_ENGINE;
 	engine->mask = BIT(id);
+	if (GRAPHICS_VER(gt->i915) >= 11) {
+		static const u32 engine_reset_domains[] = {
+			[RCS0]  = GEN11_GRDOM_RENDER,
+			[BCS0]  = GEN11_GRDOM_BLT,
+			[VCS0]  = GEN11_GRDOM_MEDIA,
+			[VCS1]  = GEN11_GRDOM_MEDIA2,
+			[VCS2]  = GEN11_GRDOM_MEDIA3,
+			[VCS3]  = GEN11_GRDOM_MEDIA4,
+			[VCS4]  = GEN11_GRDOM_MEDIA5,
+			[VCS5]  = GEN11_GRDOM_MEDIA6,
+			[VCS6]  = GEN11_GRDOM_MEDIA7,
+			[VCS7]  = GEN11_GRDOM_MEDIA8,
+			[VECS0] = GEN11_GRDOM_VECS,
+			[VECS1] = GEN11_GRDOM_VECS2,
+			[VECS2] = GEN11_GRDOM_VECS3,
+			[VECS3] = GEN11_GRDOM_VECS4,
+		};
+		GEM_BUG_ON(id >= ARRAY_SIZE(engine_reset_domains) ||
+			   !engine_reset_domains[id]);
+		engine->reset_domain = engine_reset_domains[id];
+	} else {
+		static const u32 engine_reset_domains[] = {
+			[RCS0]  = GEN6_GRDOM_RENDER,
+			[BCS0]  = GEN6_GRDOM_BLT,
+			[VCS0]  = GEN6_GRDOM_MEDIA,
+			[VCS1]  = GEN8_GRDOM_MEDIA2,
+			[VECS0] = GEN6_GRDOM_VECS,
+		};
+		GEM_BUG_ON(id >= ARRAY_SIZE(engine_reset_domains) ||
+			   !engine_reset_domains[id]);
+		engine->reset_domain = engine_reset_domains[id];
+	}
 	engine->i915 = i915;
 	engine->gt = gt;
 	engine->uncore = gt->uncore;
@@ -334,6 +368,7 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id)
 
 	engine->class = info->class;
 	engine->instance = info->instance;
+	engine->logical_mask = BIT(logical_instance);
 	__sprint_engine_name(engine);
 
 	engine->props.heartbeat_interval_ms =
@@ -360,7 +395,7 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id)
 		DRIVER_CAPS(i915)->has_logical_contexts = true;
 
 	ewma__engine_latency_init(&engine->latency);
-	seqcount_init(&engine->stats.lock);
+	seqcount_init(&engine->stats.execlists.lock);
 
 	ATOMIC_INIT_NOTIFIER_HEAD(&engine->context_status_notifier);
 
@@ -398,7 +433,8 @@ static void __setup_engine_capabilities(struct intel_engine_cs *engine)
 			engine->uabi_capabilities |=
 				I915_VIDEO_AND_ENHANCE_CLASS_CAPABILITY_SFC;
 	} else if (engine->class == VIDEO_ENHANCEMENT_CLASS) {
-		if (GRAPHICS_VER(i915) >= 9)
+		if (GRAPHICS_VER(i915) >= 9 &&
+		    engine->gt->info.sfc_mask & BIT(engine->instance))
 			engine->uabi_capabilities |=
 				I915_VIDEO_AND_ENHANCE_CLASS_CAPABILITY_SFC;
 	}
@@ -474,18 +510,25 @@ void intel_engines_free(struct intel_gt *gt)
 }
 
 static
-bool gen11_vdbox_has_sfc(struct drm_i915_private *i915,
+bool gen11_vdbox_has_sfc(struct intel_gt *gt,
 			 unsigned int physical_vdbox,
 			 unsigned int logical_vdbox, u16 vdbox_mask)
 {
+	struct drm_i915_private *i915 = gt->i915;
+
 	/*
 	 * In Gen11, only even numbered logical VDBOXes are hooked
 	 * up to an SFC (Scaler & Format Converter) unit.
 	 * In Gen12, Even numbered physical instance always are connected
 	 * to an SFC. Odd numbered physical instances have SFC only if
 	 * previous even instance is fused off.
+	 *
+	 * Starting with Xe_HP, there's also a dedicated SFC_ENABLE field
+	 * in the fuse register that tells us whether a specific SFC is present.
 	 */
-	if (GRAPHICS_VER(i915) == 12)
+	if ((gt->info.sfc_mask & BIT(physical_vdbox / 2)) == 0)
+		return false;
+	else if (GRAPHICS_VER(i915) == 12)
 		return (physical_vdbox % 2 == 0) ||
 			!(BIT(physical_vdbox - 1) & vdbox_mask);
 	else if (GRAPHICS_VER(i915) == 11)
@@ -512,7 +555,7 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
 	struct intel_uncore *uncore = gt->uncore;
 	unsigned int logical_vdbox = 0;
 	unsigned int i;
-	u32 media_fuse;
+	u32 media_fuse, fuse1;
 	u16 vdbox_mask;
 	u16 vebox_mask;
 
@@ -534,6 +577,13 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
 	vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >>
 		      GEN11_GT_VEBOX_DISABLE_SHIFT;
 
+	if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) {
+		fuse1 = intel_uncore_read(uncore, HSW_PAVP_FUSE1);
+		gt->info.sfc_mask = REG_FIELD_GET(XEHP_SFC_ENABLE_MASK, fuse1);
+	} else {
+		gt->info.sfc_mask = ~0;
+	}
+
 	for (i = 0; i < I915_MAX_VCS; i++) {
 		if (!HAS_ENGINE(gt, _VCS(i))) {
 			vdbox_mask &= ~BIT(i);
@@ -546,7 +596,7 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
 			continue;
 		}
 
-		if (gen11_vdbox_has_sfc(i915, i, logical_vdbox, vdbox_mask))
+		if (gen11_vdbox_has_sfc(gt, i, logical_vdbox, vdbox_mask))
 			gt->info.vdbox_sfc_access |= BIT(i);
 		logical_vdbox++;
 	}
@@ -572,6 +622,37 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
 	return info->engine_mask;
 }
 
+static void populate_logical_ids(struct intel_gt *gt, u8 *logical_ids,
+				 u8 class, const u8 *map, u8 num_instances)
+{
+	int i, j;
+	u8 current_logical_id = 0;
+
+	for (j = 0; j < num_instances; ++j) {
+		for (i = 0; i < ARRAY_SIZE(intel_engines); ++i) {
+			if (!HAS_ENGINE(gt, i) ||
+			    intel_engines[i].class != class)
+				continue;
+
+			if (intel_engines[i].instance == map[j]) {
+				logical_ids[intel_engines[i].instance] =
+					current_logical_id++;
+				break;
+			}
+		}
+	}
+}
+
+static void setup_logical_ids(struct intel_gt *gt, u8 *logical_ids, u8 class)
+{
+	int i;
+	u8 map[MAX_ENGINE_INSTANCE + 1];
+
+	for (i = 0; i < MAX_ENGINE_INSTANCE + 1; ++i)
+		map[i] = i;
+	populate_logical_ids(gt, logical_ids, class, map, ARRAY_SIZE(map));
+}
+
 /**
  * intel_engines_init_mmio() - allocate and prepare the Engine Command Streamers
  * @gt: pointer to struct intel_gt
@@ -583,7 +664,8 @@ int intel_engines_init_mmio(struct intel_gt *gt)
 	struct drm_i915_private *i915 = gt->i915;
 	const unsigned int engine_mask = init_engine_mask(gt);
 	unsigned int mask = 0;
-	unsigned int i;
+	unsigned int i, class;
+	u8 logical_ids[MAX_ENGINE_INSTANCE + 1];
 	int err;
 
 	drm_WARN_ON(&i915->drm, engine_mask == 0);
@@ -593,15 +675,23 @@ int intel_engines_init_mmio(struct intel_gt *gt)
 	if (i915_inject_probe_failure(i915))
 		return -ENODEV;
 
-	for (i = 0; i < ARRAY_SIZE(intel_engines); i++) {
-		if (!HAS_ENGINE(gt, i))
-			continue;
+	for (class = 0; class < MAX_ENGINE_CLASS + 1; ++class) {
+		setup_logical_ids(gt, logical_ids, class);
 
-		err = intel_engine_setup(gt, i);
-		if (err)
-			goto cleanup;
+		for (i = 0; i < ARRAY_SIZE(intel_engines); ++i) {
+			u8 instance = intel_engines[i].instance;
+
+			if (intel_engines[i].class != class ||
+			    !HAS_ENGINE(gt, i))
+				continue;
 
-		mask |= BIT(i);
+			err = intel_engine_setup(gt, i,
+						 logical_ids[instance]);
+			if (err)
+				goto cleanup;
+
+			mask |= BIT(i);
+		}
 	}
 
 	/*
@@ -875,6 +965,8 @@ intel_engine_create_pinned_context(struct intel_engine_cs *engine,
 		return ERR_PTR(err);
 	}
 
+	list_add_tail(&ce->pinned_contexts_link, &engine->pinned_contexts_list);
+
 	/*
 	 * Give our perma-pinned kernel timelines a separate lockdep class,
 	 * so that we can use them from within the normal user timelines
@@ -897,6 +989,7 @@ void intel_engine_destroy_pinned_context(struct intel_context *ce)
 	list_del(&ce->timeline->engine_link);
 	mutex_unlock(&hwsp->vm->mutex);
 
+	list_del(&ce->pinned_contexts_link);
 	intel_context_unpin(ce);
 	intel_context_put(ce);
 }
@@ -1163,16 +1256,16 @@ void intel_engine_get_instdone(const struct intel_engine_cs *engine,
 	u32 mmio_base = engine->mmio_base;
 	int slice;
 	int subslice;
+	int iter;
 
 	memset(instdone, 0, sizeof(*instdone));
 
-	switch (GRAPHICS_VER(i915)) {
-	default:
+	if (GRAPHICS_VER(i915) >= 8) {
 		instdone->instdone =
 			intel_uncore_read(uncore, RING_INSTDONE(mmio_base));
 
 		if (engine->id != RCS0)
-			break;
+			return;
 
 		instdone->slice_common =
 			intel_uncore_read(uncore, GEN7_SC_INSTDONE);
@@ -1182,21 +1275,39 @@ void intel_engine_get_instdone(const struct intel_engine_cs *engine,
 			instdone->slice_common_extra[1] =
 				intel_uncore_read(uncore, GEN12_SC_INSTDONE_EXTRA2);
 		}
-		for_each_instdone_slice_subslice(i915, sseu, slice, subslice) {
-			instdone->sampler[slice][subslice] =
-				read_subslice_reg(engine, slice, subslice,
-						  GEN7_SAMPLER_INSTDONE);
-			instdone->row[slice][subslice] =
-				read_subslice_reg(engine, slice, subslice,
-						  GEN7_ROW_INSTDONE);
+
+		if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) {
+			for_each_instdone_gslice_dss_xehp(i915, sseu, iter, slice, subslice) {
+				instdone->sampler[slice][subslice] =
+					read_subslice_reg(engine, slice, subslice,
+							  GEN7_SAMPLER_INSTDONE);
+				instdone->row[slice][subslice] =
+					read_subslice_reg(engine, slice, subslice,
+							  GEN7_ROW_INSTDONE);
+			}
+		} else {
+			for_each_instdone_slice_subslice(i915, sseu, slice, subslice) {
+				instdone->sampler[slice][subslice] =
+					read_subslice_reg(engine, slice, subslice,
+							  GEN7_SAMPLER_INSTDONE);
+				instdone->row[slice][subslice] =
+					read_subslice_reg(engine, slice, subslice,
+							  GEN7_ROW_INSTDONE);
+			}
 		}
-		break;
-	case 7:
+
+		if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) {
+			for_each_instdone_gslice_dss_xehp(i915, sseu, iter, slice, subslice)
+				instdone->geom_svg[slice][subslice] =
+					read_subslice_reg(engine, slice, subslice,
+							  XEHPG_INSTDONE_GEOM_SVG);
+		}
+	} else if (GRAPHICS_VER(i915) >= 7) {
 		instdone->instdone =
 			intel_uncore_read(uncore, RING_INSTDONE(mmio_base));
 
 		if (engine->id != RCS0)
-			break;
+			return;
 
 		instdone->slice_common =
 			intel_uncore_read(uncore, GEN7_SC_INSTDONE);
@@ -1204,22 +1315,15 @@ void intel_engine_get_instdone(const struct intel_engine_cs *engine,
 			intel_uncore_read(uncore, GEN7_SAMPLER_INSTDONE);
 		instdone->row[0][0] =
 			intel_uncore_read(uncore, GEN7_ROW_INSTDONE);
-
-		break;
-	case 6:
-	case 5:
-	case 4:
+	} else if (GRAPHICS_VER(i915) >= 4) {
 		instdone->instdone =
 			intel_uncore_read(uncore, RING_INSTDONE(mmio_base));
 		if (engine->id == RCS0)
 			/* HACK: Using the wrong struct member */
 			instdone->slice_common =
 				intel_uncore_read(uncore, GEN4_INSTDONE1);
-		break;
-	case 3:
-	case 2:
+	} else {
 		instdone->instdone = intel_uncore_read(uncore, GEN2_INSTDONE);
-		break;
 	}
 }
 
@@ -1604,14 +1708,18 @@ static void intel_engine_print_registers(struct intel_engine_cs *engine,
 
 static void print_request_ring(struct drm_printer *m, struct i915_request *rq)
 {
+	struct i915_vma_snapshot *vsnap = &rq->batch_snapshot;
 	void *ring;
 	int size;
 
+	if (!i915_vma_snapshot_present(vsnap))
+		vsnap = NULL;
+
 	drm_printf(m,
 		   "[head %04x, postfix %04x, tail %04x, batch 0x%08x_%08x]:\n",
 		   rq->head, rq->postfix, rq->tail,
-		   rq->batch ? upper_32_bits(rq->batch->node.start) : ~0u,
-		   rq->batch ? lower_32_bits(rq->batch->node.start) : ~0u);
+		   vsnap ? upper_32_bits(vsnap->gtt_offset) : ~0u,
+		   vsnap ? lower_32_bits(vsnap->gtt_offset) : ~0u);
 
 	size = rq->tail - rq->head;
 	if (rq->tail < rq->head)
@@ -1843,22 +1951,6 @@ void intel_engine_dump(struct intel_engine_cs *engine,
 	intel_engine_print_breadcrumbs(engine, m);
 }
 
-static ktime_t __intel_engine_get_busy_time(struct intel_engine_cs *engine,
-					    ktime_t *now)
-{
-	ktime_t total = engine->stats.total;
-
-	/*
-	 * If the engine is executing something at the moment
-	 * add it to the total.
-	 */
-	*now = ktime_get();
-	if (READ_ONCE(engine->stats.active))
-		total = ktime_add(total, ktime_sub(*now, engine->stats.start));
-
-	return total;
-}
-
 /**
  * intel_engine_get_busy_time() - Return current accumulated engine busyness
  * @engine: engine to report on
@@ -1868,29 +1960,21 @@ static ktime_t __intel_engine_get_busy_time(struct intel_engine_cs *engine,
  */
 ktime_t intel_engine_get_busy_time(struct intel_engine_cs *engine, ktime_t *now)
 {
-	unsigned int seq;
-	ktime_t total;
-
-	do {
-		seq = read_seqcount_begin(&engine->stats.lock);
-		total = __intel_engine_get_busy_time(engine, now);
-	} while (read_seqcount_retry(&engine->stats.lock, seq));
-
-	return total;
+	return engine->busyness(engine, now);
 }
 
 struct intel_context *
 intel_engine_create_virtual(struct intel_engine_cs **siblings,
-			    unsigned int count)
+			    unsigned int count, unsigned long flags)
 {
 	if (count == 0)
 		return ERR_PTR(-EINVAL);
 
-	if (count == 1)
+	if (count == 1 && !(flags & FORCE_VIRTUAL))
 		return intel_context_create(siblings[0]);
 
 	GEM_BUG_ON(!siblings[0]->cops->create_virtual);
-	return siblings[0]->cops->create_virtual(siblings, count);
+	return siblings[0]->cops->create_virtual(siblings, count, flags);
 }
 
 struct i915_request *