Merge tag 'drm-intel-gt-next-2022-09-16' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

Cross-subsystem Changes:

- MEI subsystem pieces for XeHP SDV GSC support
  These are Acked-by Greg.

Driver Changes:

- Release mmaps on RPM suspend on discrete GPUs (Anshuman)
- Update GuC version to 7.5 on DG1, DG2 and ADL
- Revert "drm/i915/dg2: extend Wa_1409120013 to DG2" (Lucas)
- MTL enabling incl. standalone media (Matt R, Lucas)
- Explicitly clear BB_OFFSET for new contexts on Gen8+ (Chris)
- Fix throttling / perf limit reason decoding (Ashutosh)
- XeHP SDV GSC support (Vitaly, Alexander, Tomas)

- Fix issues with overrding firmware file paths (John)
- Invert if-else ladders to check latest version first (Lucas)
- Cancel GuC engine busyness worker synchronously (Umesh)

- Skip applying copy engine fuses outside PVC (Lucas)
- Eliminate Gen10 frequency read function (Lucas)
- Static code checker fixes (Gaosheng)
- Selftest improvements (Chris)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/YyQ4Jgl3cpGL1/As@jlahtine-mobl.ger.corp.intel.com

64 files changed, 1423 insertions, 534 deletions

diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 522ef9b4aff3..e83e4cd46968 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -123,6 +123,7 @@ gt-y += \
 	gt/intel_ring.o \
 	gt/intel_ring_submission.o \
 	gt/intel_rps.o \
+	gt/intel_sa_media.o \
 	gt/intel_sseu.o \
 	gt/intel_sseu_debugfs.o \
 	gt/intel_timeline.o \
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_lmem.h b/drivers/gpu/drm/i915/gem/i915_gem_lmem.h
index 1b88ea13435c..5a7a14e85c3f 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_lmem.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_lmem.h
@@ -12,8 +12,6 @@ struct drm_i915_private;
 struct drm_i915_gem_object;
 struct intel_memory_region;
 
-extern const struct drm_i915_gem_object_ops i915_gem_lmem_obj_ops;
-
 void __iomem *
 i915_gem_object_lmem_io_map(struct drm_i915_gem_object *obj,
 			    unsigned long n,
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
index 3218981488cc..73d9eda1d6b7 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
@@ -413,7 +413,7 @@ retry:
 	vma->mmo = mmo;
 
 	if (CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND)
-		intel_wakeref_auto(&to_gt(i915)->ggtt->userfault_wakeref,
+		intel_wakeref_auto(&to_gt(i915)->userfault_wakeref,
 				   msecs_to_jiffies_timeout(CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND));
 
 	if (write) {
@@ -550,6 +550,20 @@ out:
 	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
 }
 
+void i915_gem_object_runtime_pm_release_mmap_offset(struct drm_i915_gem_object *obj)
+{
+	struct ttm_buffer_object *bo = i915_gem_to_ttm(obj);
+	struct ttm_device *bdev = bo->bdev;
+
+	drm_vma_node_unmap(&bo->base.vma_node, bdev->dev_mapping);
+
+	if (obj->userfault_count) {
+		/* rpm wakeref provide exclusive access */
+		list_del(&obj->userfault_link);
+		obj->userfault_count = 0;
+	}
+}
+
 void i915_gem_object_release_mmap_offset(struct drm_i915_gem_object *obj)
 {
 	struct i915_mmap_offset *mmo, *mn;
@@ -573,6 +587,13 @@ void i915_gem_object_release_mmap_offset(struct drm_i915_gem_object *obj)
 		spin_lock(&obj->mmo.lock);
 	}
 	spin_unlock(&obj->mmo.lock);
+
+	if (obj->userfault_count) {
+		mutex_lock(&to_gt(to_i915(obj->base.dev))->lmem_userfault_lock);
+		list_del(&obj->userfault_link);
+		mutex_unlock(&to_gt(to_i915(obj->base.dev))->lmem_userfault_lock);
+		obj->userfault_count = 0;
+	}
 }
 
 static struct i915_mmap_offset *
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.h b/drivers/gpu/drm/i915/gem/i915_gem_mman.h
index efee9e0d2508..1fa91b3033b3 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.h
@@ -27,6 +27,7 @@ int i915_gem_dumb_mmap_offset(struct drm_file *file_priv,
 void __i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj);
 void i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj);
 
+void i915_gem_object_runtime_pm_release_mmap_offset(struct drm_i915_gem_object *obj);
 void i915_gem_object_release_mmap_offset(struct drm_i915_gem_object *obj);
 
 #endif
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c
index 85482a04d158..7ff9c7877bec 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c
@@ -238,7 +238,7 @@ static void __i915_gem_object_free_mmaps(struct drm_i915_gem_object *obj)
 {
 	/* Skip serialisation and waking the device if known to be not used. */
 
-	if (obj->userfault_count)
+	if (obj->userfault_count && !IS_DGFX(to_i915(obj->base.dev)))
 		i915_gem_object_release_mmap_gtt(obj);
 
 	if (!RB_EMPTY_ROOT(&obj->mmo.offsets)) {
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
index 9f6b14ec189a..40305e2bcd49 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
@@ -298,7 +298,8 @@ struct drm_i915_gem_object {
 	};
 
 	/**
-	 * Whether the object is currently in the GGTT mmap.
+	 * Whether the object is currently in the GGTT or any other supported
+	 * fake offset mmap backed by lmem.
 	 */
 	unsigned int userfault_count;
 	struct list_head userfault_link;
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
index 00359ec9d58b..3428f735e786 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
@@ -24,7 +24,7 @@ void i915_gem_suspend(struct drm_i915_private *i915)
 {
 	GEM_TRACE("%s\n", dev_name(i915->drm.dev));
 
-	intel_wakeref_auto(&to_gt(i915)->ggtt->userfault_wakeref, 0);
+	intel_wakeref_auto(&to_gt(i915)->userfault_wakeref, 0);
 	flush_workqueue(i915->wq);
 
 	/*
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
index 4f4c9461a23b..acc561c0f0aa 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
@@ -430,48 +430,29 @@ static int i915_gem_init_stolen(struct intel_memory_region *mem)
 	reserved_base = stolen_top;
 	reserved_size = 0;
 
-	switch (GRAPHICS_VER(i915)) {
-	case 2:
-	case 3:
-		break;
-	case 4:
-		if (!IS_G4X(i915))
-			break;
-		fallthrough;
-	case 5:
-		g4x_get_stolen_reserved(i915, uncore,
+	if (GRAPHICS_VER(i915) >= 11) {
+		icl_get_stolen_reserved(i915, uncore,
 					&reserved_base, &reserved_size);
-		break;
-	case 6:
-		gen6_get_stolen_reserved(i915, uncore,
-					 &reserved_base, &reserved_size);
-		break;
-	case 7:
-		if (IS_VALLEYVIEW(i915))
-			vlv_get_stolen_reserved(i915, uncore,
-						&reserved_base, &reserved_size);
-		else
-			gen7_get_stolen_reserved(i915, uncore,
-						 &reserved_base, &reserved_size);
-		break;
-	case 8:
-	case 9:
+	} else if (GRAPHICS_VER(i915) >= 8) {
 		if (IS_LP(i915))
 			chv_get_stolen_reserved(i915, uncore,
 						&reserved_base, &reserved_size);
 		else
 			bdw_get_stolen_reserved(i915, uncore,
 						&reserved_base, &reserved_size);
-		break;
-	default:
-		MISSING_CASE(GRAPHICS_VER(i915));
-		fallthrough;
-	case 11:
-	case 12:
-		icl_get_stolen_reserved(i915, uncore,
-					&reserved_base,
-					&reserved_size);
-		break;
+	} else if (GRAPHICS_VER(i915) >= 7) {
+		if (IS_VALLEYVIEW(i915))
+			vlv_get_stolen_reserved(i915, uncore,
+						&reserved_base, &reserved_size);
+		else
+			gen7_get_stolen_reserved(i915, uncore,
+						 &reserved_base, &reserved_size);
+	} else if (GRAPHICS_VER(i915) >= 6) {
+		gen6_get_stolen_reserved(i915, uncore,
+					 &reserved_base, &reserved_size);
+	} else if (GRAPHICS_VER(i915) >= 5 || IS_G4X(i915)) {
+		g4x_get_stolen_reserved(i915, uncore,
+					&reserved_base, &reserved_size);
 	}
 
 	/*
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
index f64a3deb12fc..0544b0a4a43a 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
@@ -509,9 +509,18 @@ static int i915_ttm_shrink(struct drm_i915_gem_object *obj, unsigned int flags)
 static void i915_ttm_delete_mem_notify(struct ttm_buffer_object *bo)
 {
 	struct drm_i915_gem_object *obj = i915_ttm_to_gem(bo);
+	intel_wakeref_t wakeref = 0;
 
 	if (likely(obj)) {
+		/* ttm_bo_release() already has dma_resv_lock */
+		if (i915_ttm_cpu_maps_iomem(bo->resource))
+			wakeref = intel_runtime_pm_get(&to_i915(obj->base.dev)->runtime_pm);
+
 		__i915_gem_object_pages_fini(obj);
+
+		if (wakeref)
+			intel_runtime_pm_put(&to_i915(obj->base.dev)->runtime_pm, wakeref);
+
 		i915_ttm_free_cached_io_rsgt(obj);
 	}
 }
@@ -981,6 +990,7 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
 	struct ttm_buffer_object *bo = area->vm_private_data;
 	struct drm_device *dev = bo->base.dev;
 	struct drm_i915_gem_object *obj;
+	intel_wakeref_t wakeref = 0;
 	vm_fault_t ret;
 	int idx;
 
@@ -1002,6 +1012,9 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
 		return VM_FAULT_SIGBUS;
 	}
 
+	if (i915_ttm_cpu_maps_iomem(bo->resource))
+		wakeref = intel_runtime_pm_get(&to_i915(obj->base.dev)->runtime_pm);
+
 	if (!i915_ttm_resource_mappable(bo->resource)) {
 		int err = -ENODEV;
 		int i;
@@ -1023,7 +1036,8 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
 		if (err) {
 			drm_dbg(dev, "Unable to make resource CPU accessible\n");
 			dma_resv_unlock(bo->base.resv);
-			return VM_FAULT_SIGBUS;
+			ret = VM_FAULT_SIGBUS;
+			goto out_rpm;
 		}
 	}
 
@@ -1034,12 +1048,30 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
 	} else {
 		ret = ttm_bo_vm_dummy_page(vmf, vmf->vma->vm_page_prot);
 	}
+
 	if (ret == VM_FAULT_RETRY && !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT))
-		return ret;
+		goto out_rpm;
+
+	/* ttm_bo_vm_reserve() already has dma_resv_lock */
+	if (ret == VM_FAULT_NOPAGE && wakeref && !obj->userfault_count) {
+		obj->userfault_count = 1;
+		mutex_lock(&to_gt(to_i915(obj->base.dev))->lmem_userfault_lock);
+		list_add(&obj->userfault_link, &to_gt(to_i915(obj->base.dev))->lmem_userfault_list);
+		mutex_unlock(&to_gt(to_i915(obj->base.dev))->lmem_userfault_lock);
+	}
+
+	if (wakeref & CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND)
+		intel_wakeref_auto(&to_gt(to_i915(obj->base.dev))->userfault_wakeref,
+				   msecs_to_jiffies_timeout(CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND));
 
 	i915_ttm_adjust_lru(obj);
 
 	dma_resv_unlock(bo->base.resv);
+
+out_rpm:
+	if (wakeref)
+		intel_runtime_pm_put(&to_i915(obj->base.dev)->runtime_pm, wakeref);
+
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c
index 98645797962f..e49fa6fa6aee 100644
--- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c
@@ -165,10 +165,12 @@ static u32 preparser_disable(bool state)
 	return MI_ARB_CHECK | 1 << 8 | state;
 }
 
-u32 *gen12_emit_aux_table_inv(u32 *cs, const i915_reg_t inv_reg)
+u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, const i915_reg_t inv_reg)
 {
+	u32 gsi_offset = gt->uncore->gsi_offset;
+
 	*cs++ = MI_LOAD_REGISTER_IMM(1) | MI_LRI_MMIO_REMAP_EN;
-	*cs++ = i915_mmio_reg_offset(inv_reg);
+	*cs++ = i915_mmio_reg_offset(inv_reg) + gsi_offset;
 	*cs++ = AUX_INV;
 	*cs++ = MI_NOOP;
 
@@ -254,7 +256,8 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode)
 
 		if (!HAS_FLAT_CCS(rq->engine->i915)) {
 			/* hsdes: 1809175790 */
-			cs = gen12_emit_aux_table_inv(cs, GEN12_GFX_CCS_AUX_NV);
+			cs = gen12_emit_aux_table_inv(rq->engine->gt,
+						      cs, GEN12_GFX_CCS_AUX_NV);
 		}
 
 		*cs++ = preparser_disable(false);
@@ -313,9 +316,11 @@ int gen12_emit_flush_xcs(struct i915_request *rq, u32 mode)
 
 	if (aux_inv) { /* hsdes: 1809175790 */
 		if (rq->engine->class == VIDEO_DECODE_CLASS)
-			cs = gen12_emit_aux_table_inv(cs, GEN12_VD0_AUX_NV);
+			cs = gen12_emit_aux_table_inv(rq->engine->gt,
+						      cs, GEN12_VD0_AUX_NV);
 		else
-			cs = gen12_emit_aux_table_inv(cs, GEN12_VE0_AUX_NV);
+			cs = gen12_emit_aux_table_inv(rq->engine->gt,
+						      cs, GEN12_VE0_AUX_NV);
 	}
 
 	if (mode & EMIT_INVALIDATE)
diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.h b/drivers/gpu/drm/i915/gt/gen8_engine_cs.h
index 32e3d2b831bb..e4d24c811dd6 100644
--- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.h
+++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.h
@@ -13,6 +13,7 @@
 #include "intel_gt_regs.h"
 #include "intel_gpu_commands.h"
 
+struct intel_gt;
 struct i915_request;
 
 int gen8_emit_flush_rcs(struct i915_request *rq, u32 mode);
@@ -45,7 +46,7 @@ u32 *gen8_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs);
 u32 *gen11_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs);
 u32 *gen12_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs);
 
-u32 *gen12_emit_aux_table_inv(u32 *cs, const i915_reg_t inv_reg);
+u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, const i915_reg_t inv_reg);
 
 static inline u32 *
 __gen8_emit_pipe_control(u32 *batch, u32 flags0, u32 flags1, u32 offset)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 275ad72940c1..1f7188129cd1 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -654,16 +654,83 @@ bool gen11_vdbox_has_sfc(struct intel_gt *gt,
 	 */
 	if ((gt->info.sfc_mask & BIT(physical_vdbox / 2)) == 0)
 		return false;
-	else if (GRAPHICS_VER(i915) == 12)
+	else if (MEDIA_VER(i915) >= 12)
 		return (physical_vdbox % 2 == 0) ||
 			!(BIT(physical_vdbox - 1) & vdbox_mask);
-	else if (GRAPHICS_VER(i915) == 11)
+	else if (MEDIA_VER(i915) == 11)
 		return logical_vdbox % 2 == 0;
 
-	MISSING_CASE(GRAPHICS_VER(i915));
 	return false;
 }
 
+static void engine_mask_apply_media_fuses(struct intel_gt *gt)
+{
+	struct drm_i915_private *i915 = gt->i915;
+	unsigned int logical_vdbox = 0;
+	unsigned int i;
+	u32 media_fuse, fuse1;
+	u16 vdbox_mask;
+	u16 vebox_mask;
+
+	if (MEDIA_VER(gt->i915) < 11)
+		return;
+
+	/*
+	 * On newer platforms the fusing register is called 'enable' and has
+	 * enable semantics, while on older platforms it is called 'disable'
+	 * and bits have disable semantices.
+	 */
+	media_fuse = intel_uncore_read(gt->uncore, GEN11_GT_VEBOX_VDBOX_DISABLE);
+	if (MEDIA_VER_FULL(i915) < IP_VER(12, 50))
+		media_fuse = ~media_fuse;
+
+	vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK;
+	vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >>
+		      GEN11_GT_VEBOX_DISABLE_SHIFT;
+
+	if (MEDIA_VER_FULL(i915) >= IP_VER(12, 50)) {
+		fuse1 = intel_uncore_read(gt->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);
+			continue;
+		}
+
+		if (!(BIT(i) & vdbox_mask)) {
+			gt->info.engine_mask &= ~BIT(_VCS(i));
+			drm_dbg(&i915->drm, "vcs%u fused off\n", i);
+			continue;
+		}
+
+		if (gen11_vdbox_has_sfc(gt, i, logical_vdbox, vdbox_mask))
+			gt->info.vdbox_sfc_access |= BIT(i);
+		logical_vdbox++;
+	}
+	drm_dbg(&i915->drm, "vdbox enable: %04x, instances: %04lx\n",
+		vdbox_mask, VDBOX_MASK(gt));
+	GEM_BUG_ON(vdbox_mask != VDBOX_MASK(gt));
+
+	for (i = 0; i < I915_MAX_VECS; i++) {
+		if (!HAS_ENGINE(gt, _VECS(i))) {
+			vebox_mask &= ~BIT(i);
+			continue;
+		}
+
+		if (!(BIT(i) & vebox_mask)) {
+			gt->info.engine_mask &= ~BIT(_VECS(i));
+			drm_dbg(&i915->drm, "vecs%u fused off\n", i);
+		}
+	}
+	drm_dbg(&i915->drm, "vebox enable: %04x, instances: %04lx\n",
+		vebox_mask, VEBOX_MASK(gt));
+	GEM_BUG_ON(vebox_mask != VEBOX_MASK(gt));
+}
+
 static void engine_mask_apply_compute_fuses(struct intel_gt *gt)
 {
 	struct drm_i915_private *i915 = gt->i915;
@@ -672,6 +739,9 @@ static void engine_mask_apply_compute_fuses(struct intel_gt *gt)
 	unsigned long ccs_mask;
 	unsigned int i;
 
+	if (GRAPHICS_VER(i915) < 11)
+		return;
+
 	if (hweight32(CCS_MASK(gt)) <= 1)
 		return;
 
@@ -694,6 +764,10 @@ static void engine_mask_apply_copy_fuses(struct intel_gt *gt)
 	unsigned long meml3_mask;
 	unsigned long quad;
 
+	if (!(GRAPHICS_VER_FULL(i915) >= IP_VER(12, 60) &&
+	      GRAPHICS_VER_FULL(i915) < IP_VER(12, 70)))
+		return;
+
 	meml3_mask = intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3);
 	meml3_mask = REG_FIELD_GET(GEN12_MEML3_EN_MASK, meml3_mask);
 
@@ -727,75 +801,11 @@ static void engine_mask_apply_copy_fuses(struct intel_gt *gt)
  */
 static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
 {
-	struct drm_i915_private *i915 = gt->i915;
 	struct intel_gt_info *info = &gt->info;
-	struct intel_uncore *uncore = gt->uncore;
-	unsigned int logical_vdbox = 0;
-	unsigned int i;
-	u32 media_fuse, fuse1;
-	u16 vdbox_mask;
-	u16 vebox_mask;
-
-	info->engine_mask = RUNTIME_INFO(i915)->platform_engine_mask;
-
-	if (GRAPHICS_VER(i915) < 11)
-		return info->engine_mask;
 
-	/*
-	 * On newer platforms the fusing register is called 'enable' and has
-	 * enable semantics, while on older platforms it is called 'disable'
-	 * and bits have disable semantices.
-	 */
-	media_fuse = intel_uncore_r