diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h
index 9359b3a7ad9c..1c0db151f0b1 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine.h
@@ -526,6 +526,8 @@ ktime_t intel_engine_get_busy_time(struct intel_engine_cs *engine);
 struct i915_request *
 intel_engine_find_active_request(struct intel_engine_cs *engine);
 
+u32 intel_engine_context_size(struct drm_i915_private *i915, u8 class);
+
 #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
 
 static inline bool inject_preempt_hang(struct intel_engine_execlists *execlists)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 2590f5904b67..1c83ea9adac0 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -156,7 +156,7 @@ static const struct engine_info intel_engines[] = {
 };
 
 /**
- * ___intel_engine_context_size() - return the size of the context for an engine
+ * intel_engine_context_size() - return the size of the context for an engine
  * @dev_priv: i915 device private
  * @class: engine class
  *
@@ -169,8 +169,7 @@ static const struct engine_info intel_engines[] = {
  * in LRC mode, but does not include the "shared data page" used with
  * GuC submission. The caller should account for this if using the GuC.
  */
-static u32
-__intel_engine_context_size(struct drm_i915_private *dev_priv, u8 class)
+u32 intel_engine_context_size(struct drm_i915_private *dev_priv, u8 class)
 {
 	u32 cxt_size;
 
@@ -327,8 +326,8 @@ intel_engine_setup(struct drm_i915_private *dev_priv,
 
 	engine->uabi_class = intel_engine_classes[info->class].uabi_class;
 
-	engine->context_size = __intel_engine_context_size(dev_priv,
-							   engine->class);
+	engine->context_size = intel_engine_context_size(dev_priv,
+							 engine->class);
 	if (WARN_ON(engine->context_size > BIT(20)))
 		engine->context_size = 0;
 	if (engine->context_size)
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
index c4ac29309fcc..60e6463a3aac 100644
--- a/drivers/gpu/drm/i915/intel_guc.c
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -250,14 +250,7 @@ void intel_guc_fini(struct intel_guc *guc)
 static u32 guc_ctl_debug_flags(struct intel_guc *guc)
 {
 	u32 level = intel_guc_log_get_level(&guc->log);
-	u32 flags;
-	u32 ads;
-
-	ads = intel_guc_ggtt_offset(guc, guc->ads_vma) >> PAGE_SHIFT;
-	flags = ads << GUC_ADS_ADDR_SHIFT | GUC_ADS_ENABLED;
-
-	if (!GUC_LOG_LEVEL_IS_ENABLED(level))
-		flags |= GUC_LOG_DEFAULT_DISABLED;
+	u32 flags = 0;
 
 	if (!GUC_LOG_LEVEL_IS_VERBOSE(level))
 		flags |= GUC_LOG_DISABLED;
@@ -272,11 +265,7 @@ static u32 guc_ctl_feature_flags(struct intel_guc *guc)
 {
 	u32 flags = 0;
 
-	flags |=  GUC_CTL_VCS2_ENABLED;
-
-	if (USES_GUC_SUBMISSION(guc_to_i915(guc)))
-		flags |= GUC_CTL_KERNEL_SUBMISSIONS;
-	else
+	if (!USES_GUC_SUBMISSION(guc_to_i915(guc)))
 		flags |= GUC_CTL_DISABLE_SCHEDULER;
 
 	return flags;
@@ -340,6 +329,14 @@ static u32 guc_ctl_log_params_flags(struct intel_guc *guc)
 	return flags;
 }
 
+static u32 guc_ctl_ads_flags(struct intel_guc *guc)
+{
+	u32 ads = intel_guc_ggtt_offset(guc, guc->ads_vma) >> PAGE_SHIFT;
+	u32 flags = ads << GUC_ADS_ADDR_SHIFT;
+
+	return flags;
+}
+
 /*
  * Initialise the GuC parameter block before starting the firmware
  * transfer. These parameters are read by the firmware on startup
@@ -353,20 +350,11 @@ void intel_guc_init_params(struct intel_guc *guc)
 
 	memset(params, 0, sizeof(params));
 
-	/*
-	 * GuC ARAT increment is 10 ns. GuC default scheduler quantum is one
-	 * second. This ARAR is calculated by:
-	 * Scheduler-Quantum-in-ns / ARAT-increment-in-ns = 1000000000 / 10
-	 */
-	params[GUC_CTL_ARAT_HIGH] = 0;
-	params[GUC_CTL_ARAT_LOW] = 100000000;
-
-	params[GUC_CTL_WA] |= GUC_CTL_WA_UK_BY_DRIVER;
-
+	params[GUC_CTL_CTXINFO] = guc_ctl_ctxinfo_flags(guc);
+	params[GUC_CTL_LOG_PARAMS] = guc_ctl_log_params_flags(guc);
 	params[GUC_CTL_FEATURE] = guc_ctl_feature_flags(guc);
-	params[GUC_CTL_LOG_PARAMS]  = guc_ctl_log_params_flags(guc);
 	params[GUC_CTL_DEBUG] = guc_ctl_debug_flags(guc);
-	params[GUC_CTL_CTXINFO] = guc_ctl_ctxinfo_flags(guc);
+	params[GUC_CTL_ADS] = guc_ctl_ads_flags(guc);
 
 	for (i = 0; i < GUC_CTL_MAX_DWORDS; i++)
 		DRM_DEBUG_DRIVER("param[%2d] = %#x\n", i, params[i]);
@@ -550,25 +538,33 @@ int intel_guc_auth_huc(struct intel_guc *guc, u32 rsa_offset)
 	return intel_guc_send(guc, action, ARRAY_SIZE(action));
 }
 
-/*
- * The ENTER/EXIT_S_STATE actions queue the save/restore operation in GuC FW and
- * then return, so waiting on the H2G is not enough to guarantee GuC is done.
- * When all the processing is done, GuC writes INTEL_GUC_SLEEP_STATE_SUCCESS to
- * scratch register 14, so we can poll on that. Note that GuC does not ensure
- * that the value in the register is different from
- * INTEL_GUC_SLEEP_STATE_SUCCESS while the action is in progress so we need to
- * take care of that ourselves as well.
+/**
+ * intel_guc_suspend() - notify GuC entering suspend state
+ * @guc:	the guc
  */
-static int guc_sleep_state_action(struct intel_guc *guc,
-				  const u32 *action, u32 len)
+int intel_guc_suspend(struct intel_guc *guc)
 {
 	struct drm_i915_private *dev_priv = guc_to_i915(guc);
 	int ret;
 	u32 status;
+	u32 action[] = {
+		INTEL_GUC_ACTION_ENTER_S_STATE,
+		GUC_POWER_D1, /* any value greater than GUC_POWER_D0 */
+	};
+
+	/*
+	 * The ENTER_S_STATE action queues the save/restore operation in GuC FW
+	 * and then returns, so waiting on the H2G is not enough to guarantee
+	 * GuC is done. When all the processing is done, GuC writes
+	 * INTEL_GUC_SLEEP_STATE_SUCCESS to scratch register 14, so we can poll
+	 * on that. Note that GuC does not ensure that the value in the register
+	 * is different from INTEL_GUC_SLEEP_STATE_SUCCESS while the action is
+	 * in progress so we need to take care of that ourselves as well.
+	 */
 
 	I915_WRITE(SOFT_SCRATCH(14), INTEL_GUC_SLEEP_STATE_INVALID_MASK);
 
-	ret = intel_guc_send(guc, action, len);
+	ret = intel_guc_send(guc, action, ARRAY_SIZE(action));
 	if (ret)
 		return ret;
 
@@ -588,21 +584,6 @@ static int guc_sleep_state_action(struct intel_guc *guc,
 	return 0;
 }
 
-/**
- * intel_guc_suspend() - notify GuC entering suspend state
- * @guc:	the guc
- */
-int intel_guc_suspend(struct intel_guc *guc)
-{
-	u32 data[] = {
-		INTEL_GUC_ACTION_ENTER_S_STATE,
-		GUC_POWER_D1, /* any value greater than GUC_POWER_D0 */
-		intel_guc_ggtt_offset(guc, guc->shared_data)
-	};
-
-	return guc_sleep_state_action(guc, data, ARRAY_SIZE(data));
-}
-
 /**
  * intel_guc_reset_engine() - ask GuC to reset an engine
  * @guc:	intel_guc structure
@@ -632,13 +613,12 @@ int intel_guc_reset_engine(struct intel_guc *guc,
  */
 int intel_guc_resume(struct intel_guc *guc)
 {
-	u32 data[] = {
+	u32 action[] = {
 		INTEL_GUC_ACTION_EXIT_S_STATE,
 		GUC_POWER_D0,
-		intel_guc_ggtt_offset(guc, guc->shared_data)
 	};
 
-	return guc_sleep_state_action(guc, data, ARRAY_SIZE(data));
+	return intel_guc_send(guc, action, ARRAY_SIZE(action));
 }
 
 /**
diff --git a/drivers/gpu/drm/i915/intel_guc_ads.c b/drivers/gpu/drm/i915/intel_guc_ads.c
index bec62f34b15a..1aa1ec0ff4a1 100644
--- a/drivers/gpu/drm/i915/intel_guc_ads.c
+++ b/drivers/gpu/drm/i915/intel_guc_ads.c
@@ -51,7 +51,7 @@ static void guc_policies_init(struct guc_policies *policies)
 	policies->max_num_work_items = POLICY_MAX_NUM_WI;
 
 	for (p = 0; p < GUC_CLIENT_PRIORITY_NUM; p++) {
-		for (i = GUC_RENDER_ENGINE; i < GUC_MAX_ENGINES_NUM; i++) {
+		for (i = 0; i < GUC_MAX_ENGINE_CLASSES; i++) {
 			policy = &policies->policy[p][i];
 
 			guc_policy_init(policy);
@@ -61,6 +61,11 @@ static void guc_policies_init(struct guc_policies *policies)
 	policies->is_valid = 1;
 }
 
+static void guc_ct_pool_entries_init(struct guc_ct_pool_entry *pool, u32 num)
+{
+	memset(pool, 0, num * sizeof(*pool));
+}
+
 /*
  * The first 80 dwords of the register state context, containing the
  * execlists and ppgtt registers.
@@ -75,20 +80,21 @@ static void guc_policies_init(struct guc_policies *policies)
 int intel_guc_ads_create(struct intel_guc *guc)
 {
 	struct drm_i915_private *dev_priv = guc_to_i915(guc);
-	struct i915_vma *vma, *kernel_ctx_vma;
-	struct page *page;
+	struct i915_vma *vma;
 	/* The ads obj includes the struct itself and buffers passed to GuC */
 	struct {
 		struct guc_ads ads;
 		struct guc_policies policies;
 		struct guc_mmio_reg_state reg_state;
+		struct guc_gt_system_info system_info;
+		struct guc_clients_info clients_info;
+		struct guc_ct_pool_entry ct_pool[GUC_CT_POOL_SIZE];
 		u8 reg_state_buffer[GUC_S3_SAVE_SPACE_PAGES * PAGE_SIZE];
 	} __packed *blob;
-	struct intel_engine_cs *engine;
-	enum intel_engine_id id;
-	const u32 skipped_offset = LRC_HEADER_PAGES * PAGE_SIZE;
 	const u32 skipped_size = LRC_PPHWSP_SZ * PAGE_SIZE + LR_HW_CONTEXT_SIZE;
 	u32 base;
+	u8 engine_class;
+	int ret;
 
 	GEM_BUG_ON(guc->ads_vma);
 
@@ -98,51 +104,68 @@ int intel_guc_ads_create(struct intel_guc *guc)
 
 	guc->ads_vma = vma;
 
-	page = i915_vma_first_page(vma);
-	blob = kmap(page);
+	blob = i915_gem_object_pin_map(guc->ads_vma->obj, I915_MAP_WB);
+	if (IS_ERR(blob)) {
+		ret = PTR_ERR(blob);
+		goto err_vma;
+	}
 
 	/* GuC scheduling policies */
 	guc_policies_init(&blob->policies);
 
-	/* MMIO reg state */
-	for_each_engine(engine, dev_priv, id) {
-		blob->reg_state.white_list[engine->guc_id].mmio_start =
-			engine->mmio_base + GUC_MMIO_WHITE_LIST_START;
-
-		/* Nothing to be saved or restored for now. */
-		blob->reg_state.white_list[engine->guc_id].count = 0;
-	}
-
 	/*
-	 * The GuC requires a "Golden Context" when it reinitialises
-	 * engines after a reset. Here we use the Render ring default
-	 * context, which must already exist and be pinned in the GGTT,
-	 * so its address won't change after we've told the GuC where
-	 * to find it. Note that we have to skip our header (1 page),
-	 * because our GuC shared data is there.
+	 * GuC expects a per-engine-class context image and size
+	 * (minus hwsp and ring context). The context image will be
+	 * used to reinitialize engines after a reset. It must exist
+	 * and be pinned in the GGTT, so that the address won't change after
+	 * we have told GuC where to find it. The context size will be used
+	 * to validate that the LRC base + size fall within allowed GGTT.
 	 */
-	kernel_ctx_vma = dev_priv->engine[RCS0]->kernel_context->state;
-	blob->ads.golden_context_lrca =
-		intel_guc_ggtt_offset(guc, kernel_ctx_vma) + skipped_offset;
+	for (engine_class = 0; engine_class <= MAX_ENGINE_CLASS; ++engine_class) {
+		if (engine_class == OTHER_CLASS)
+			continue;
+		/*
+		 * TODO: Set context pointer to default state to allow
+		 * GuC to re-init guilty contexts after internal reset.
+		 */
+		blob->ads.golden_context_lrca[engine_class] = 0;
+		blob->ads.eng_state_size[engine_class] =
+			intel_engine_context_size(dev_priv, engine_class) -
+			skipped_size;
+	}
 
-	/*
-	 * The GuC expects us to exclude the portion of the context image that
-	 * it skips from the size it is to read. It starts reading from after
-	 * the execlist context (so skipping the first page [PPHWSP] and 80
-	 * dwords). Weird guc is weird.
-	 */
-	for_each_engine(engine, dev_priv, id)
-		blob->ads.eng_state_size[engine->guc_id] =
-			engine->context_size - skipped_size;
+	/* System info */
+	blob->system_info.slice_enabled = hweight8(RUNTIME_INFO(dev_priv)->sseu.slice_mask);
+	blob->system_info.rcs_enabled = 1;
+	blob->system_info.bcs_enabled = 1;
+
+	blob->system_info.vdbox_enable_mask = VDBOX_MASK(dev_priv);
+	blob->system_info.vebox_enable_mask = VEBOX_MASK(dev_priv);
+	blob->system_info.vdbox_sfc_support_mask = RUNTIME_INFO(dev_priv)->vdbox_sfc_access;
 
 	base = intel_guc_ggtt_offset(guc, vma);
+
+	/* Clients info  */
+	guc_ct_pool_entries_init(blob->ct_pool, ARRAY_SIZE(blob->ct_pool));
+
+	blob->clients_info.clients_num = 1;
+	blob->clients_info.ct_pool_addr = base + ptr_offset(blob, ct_pool);
+	blob->clients_info.ct_pool_count = ARRAY_SIZE(blob->ct_pool);
+
+	/* ADS */
 	blob->ads.scheduler_policies = base + ptr_offset(blob, policies);
 	blob->ads.reg_state_buffer = base + ptr_offset(blob, reg_state_buffer);
 	blob->ads.reg_state_addr = base + ptr_offset(blob, reg_state);
+	blob->ads.gt_system_info = base + ptr_offset(blob, system_info);
+	blob->ads.clients_info = base + ptr_offset(blob, clients_info);
 
-	kunmap(page);
+	i915_gem_object_unpin_map(guc->ads_vma->obj);
 
 	return 0;
+
+err_vma:
+	i915_vma_unpin_and_release(&guc->ads_vma, 0);
+	return ret;
 }
 
 void intel_guc_ads_destroy(struct intel_guc *guc)
diff --git a/drivers/gpu/drm/i915/intel_guc_fw.c b/drivers/gpu/drm/i915/intel_guc_fw.c
index 8b2dcc70b956..c740bf3731de 100644
--- a/drivers/gpu/drm/i915/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/intel_guc_fw.c
@@ -30,53 +30,60 @@
 #include "intel_guc_fw.h"
 #include "i915_drv.h"
 
-#define SKL_FW_MAJOR 9
-#define SKL_FW_MINOR 33
-
-#define BXT_FW_MAJOR 9
-#define BXT_FW_MINOR 29
-
-#define KBL_FW_MAJOR 9
-#define KBL_FW_MINOR 39
-
-#define GUC_FW_PATH(platform, major, minor) \
-       "i915/" __stringify(platform) "_guc_ver" __stringify(major) "_" __stringify(minor) ".bin"
-
-#define I915_SKL_GUC_UCODE GUC_FW_PATH(skl, SKL_FW_MAJOR, SKL_FW_MINOR)
-MODULE_FIRMWARE(I915_SKL_GUC_UCODE);
-
-#define I915_BXT_GUC_UCODE GUC_FW_PATH(bxt, BXT_FW_MAJOR, BXT_FW_MINOR)
-MODULE_FIRMWARE(I915_BXT_GUC_UCODE);
-
-#define I915_KBL_GUC_UCODE GUC_FW_PATH(kbl, KBL_FW_MAJOR, KBL_FW_MINOR)
-MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
+#define __MAKE_GUC_FW_PATH(KEY) \
+	"i915/" \
+	__stringify(KEY##_GUC_FW_PREFIX) "_guc_" \
+	__stringify(KEY##_GUC_FW_MAJOR) "." \
+	__stringify(KEY##_GUC_FW_MINOR) "." \
+	__stringify(KEY##_GUC_FW_PATCH) ".bin"
+
+#define SKL_GUC_FW_PREFIX skl
+#define SKL_GUC_FW_MAJOR 32
+#define SKL_GUC_FW_MINOR 0
+#define SKL_GUC_FW_PATCH 3
+#define SKL_GUC_FIRMWARE_PATH __MAKE_GUC_FW_PATH(SKL)
+MODULE_FIRMWARE(SKL_GUC_FIRMWARE_PATH);
+
+#define BXT_GUC_FW_PREFIX bxt
+#define BXT_GUC_FW_MAJOR 32
+#define BXT_GUC_FW_MINOR 0
+#define BXT_GUC_FW_PATCH 3
+#define BXT_GUC_FIRMWARE_PATH __MAKE_GUC_FW_PATH(BXT)
+MODULE_FIRMWARE(BXT_GUC_FIRMWARE_PATH);
+
+#define KBL_GUC_FW_PREFIX kbl
+#define KBL_GUC_FW_MAJOR 32
+#define KBL_GUC_FW_MINOR 0
+#define KBL_GUC_FW_PATCH 3
+#define KBL_GUC_FIRMWARE_PATH __MAKE_GUC_FW_PATH(KBL)
+MODULE_FIRMWARE(KBL_GUC_FIRMWARE_PATH);
 
 static void guc_fw_select(struct intel_uc_fw *guc_fw)
 {
 	struct intel_guc *guc = container_of(guc_fw, struct intel_guc, fw);
-	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+	struct drm_i915_private *i915 = guc_to_i915(guc);
 
 	GEM_BUG_ON(guc_fw->type != INTEL_UC_FW_TYPE_GUC);
 
-	if (!HAS_GUC(dev_priv))
+	if (!HAS_GUC(i915))
 		return;
 
 	if (i915_modparams.guc_firmware_path) {
 		guc_fw->path = i915_modparams.guc_firmware_path;
 		guc_fw->major_ver_wanted = 0;
 		guc_fw->minor_ver_wanted = 0;
-	} else if (IS_SKYLAKE(dev_priv)) {
-		guc_fw->path = I915_SKL_GUC_UCODE;
-		guc_fw->major_ver_wanted = SKL_FW_MAJOR;
-		guc_fw->minor_ver_wanted = SKL_FW_MINOR;
-	} else if (IS_BROXTON(dev_priv)) {
-		guc_fw->path = I915_BXT_GUC_UCODE;
-		guc_fw->major_ver_wanted = BXT_FW_MAJOR;
-		guc_fw->minor_ver_wanted = BXT_FW_MINOR;
-	} else if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
-		guc_fw->path = I915_KBL_GUC_UCODE;
-		guc_fw->major_ver_wanted = KBL_FW_MAJOR;
-		guc_fw->minor_ver_wanted = KBL_FW_MINOR;
+	} else if (IS_KABYLAKE(i915) || IS_COFFEELAKE(i915)) {
+		guc_fw->path = KBL_GUC_FIRMWARE_PATH;
+		guc_fw->major_ver_wanted = KBL_GUC_FW_MAJOR;
+		guc_fw->minor_ver_wanted = KBL_GUC_FW_MINOR;
+	} else if (IS_BROXTON(i915)) {
+		guc_fw->path = BXT_GUC_FIRMWARE_PATH;
+		guc_fw->major_ver_wanted = BXT_GUC_FW_MAJOR;
+		guc_fw->minor_ver_wanted = BXT_GUC_FW_MINOR;
+	} else if (IS_SKYLAKE(i915)) {
+		guc_fw->path = SKL_GUC_FIRMWARE_PATH;
+		guc_fw->major_ver_wanted = SKL_GUC_FW_MAJOR;
+		guc_fw->minor_ver_wanted = SKL_GUC_FW_MINOR;
 	}
 }
 
diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h
index b2f5148f4f17..fa745a58d38d 100644
--- a/drivers/gpu/drm/i915/intel_guc_fwif.h
+++ b/drivers/gpu/drm/i915/intel_guc_fwif.h
@@ -39,6 +39,14 @@
 #define GUC_VIDEO_ENGINE2		4
 #define GUC_MAX_ENGINES_NUM		(GUC_VIDEO_ENGINE2 + 1)
 
+/*
+ * XXX: Beware that Gen9 firmware 32.x uses wrong definition for
+ * GUC_MAX_INSTANCES_PER_CLASS (1) but this is harmless for us now
+ * as we are not enabling GuC submission mode where this will be used
+ */
+#define GUC_MAX_ENGINE_CLASSES		5
+#define GUC_MAX_INSTANCES_PER_CLASS	4
+
 #define GUC_DOORBELL_INVALID		256
 
 #define GUC_DB_SIZE			(PAGE_SIZE)
@@ -73,44 +81,28 @@
 #define GUC_STAGE_DESC_ATTR_PCH		BIT(6)
 #define GUC_STAGE_DESC_ATTR_TERMINATED	BIT(7)
 
-/* The guc control data is 10 DWORDs */
+/* New GuC control data */
 #define GUC_CTL_CTXINFO			0
 #define   GUC_CTL_CTXNUM_IN16_SHIFT	0
 #define   GUC_CTL_BASE_ADDR_SHIFT	12
 
-#define GUC_CTL_ARAT_HIGH		1
-#define GUC_CTL_ARAT_LOW		2
-
-#define GUC_CTL_DEVICE_INFO		3
-
-#define GUC_CTL_LOG_PARAMS		4
+#define GUC_CTL_LOG_PARAMS		1
 #define   GUC_LOG_VALID			(1 << 0)
 #define   GUC_LOG_NOTIFY_ON_HALF_FULL	(1 << 1)
 #define   GUC_LOG_ALLOC_IN_MEGABYTE	(1 << 3)
 #define   GUC_LOG_CRASH_SHIFT		4
-#define   GUC_LOG_CRASH_MASK		(0x1 << GUC_LOG_CRASH_SHIFT)
+#define   GUC_LOG_CRASH_MASK		(0x3 << GUC_LOG_CRASH_SHIFT)
 #define   GUC_LOG_DPC_SHIFT		6
 #define   GUC_LOG_DPC_MASK	        (0x7 << GUC_LOG_DPC_SHIFT)
 #define   GUC_LOG_ISR_SHIFT		9
 #define   GUC_LOG_ISR_MASK	        (0x7 << GUC_LOG_ISR_SHIFT)
 #define   GUC_LOG_BUF_ADDR_SHIFT	12
 
-#define GUC_CTL_PAGE_FAULT_CONTROL	5
+#define GUC_CTL_WA			2
+#define GUC_CTL_FEATURE			3
+#define   GUC_CTL_DISABLE_SCHEDULER	(1 << 14)
 
-#define GUC_CTL_WA			6
-#define   GUC_CTL_WA_UK_BY_DRIVER	(1 << 3)
-
-#define GUC_CTL_FEATURE			7
-#define   GUC_CTL_VCS2_ENABLED		(1 << 0)
-#define   GUC_CTL_KERNEL_SUBMISSIONS	(1 << 1)
-#define   GUC_CTL_FEATURE2		(1 << 2)
-#define   GUC_CTL_POWER_GATING		(1 << 3)
-#define   GUC_CTL_DISABLE_SCHEDULER	(1 << 4)
-#define   GUC_CTL_PREEMPTION_LOG	(1 << 5)
-#define   GUC_CTL_ENABLE_SLPC		(1 << 7)
-#define   GUC_CTL_RESET_ON_PREMPT_FAILURE	(1 << 8)
-
-#define GUC_CTL_DEBUG			8
+#define GUC_CTL_DEBUG			4
 #define   GUC_LOG_VERBOSITY_SHIFT	0
 #define   GUC_LOG_VERBOSITY_LOW		(0 << GUC_LOG_VERBOSITY_SHIFT)
 #define   GUC_LOG_VERBOSITY_MED		(1 << GUC_LOG_VERBOSITY_SHIFT)
@@ -123,13 +115,10 @@
 #define	  GUC_LOG_DESTINATION_MASK	(3 << 4)
 #define   GUC_LOG_DISABLED		(1 << 6)
 #define   GUC_PROFILE_ENABLED		(1 << 7)
-#define   GUC_WQ_TRACK_ENABLED		(1 << 8)
-#define   GUC_ADS_ENABLED		(1 << 9)
-#define   GUC_LOG_DEFAULT_DISABLED	(1 << 10)
-#define   GUC_ADS_ADDR_SHIFT		11
-#define   GUC_ADS_ADDR_MASK		0xfffff800
 
-#define GUC_CTL_RSRVD			9
+#define GUC_CTL_ADS			5
+#define   GUC_ADS_ADDR_SHIFT		1
+#define   GUC_ADS_ADDR_MASK		(0xFFFFF << GUC_ADS_ADDR_SHIFT)
 
 #define GUC_CTL_MAX_DWORDS		(SOFT_SCRATCH_COUNT - 2) /* [1..14] */
 
@@ -168,11 +157,7 @@
  *    in fw. So driver will load a truncated firmware in this case.
  *
  * HuC firmware layout is same as GuC firmware.
- *
- * HuC firmware css header is different. However, the only difference is where
- * the version information is saved. The uc_css_header is unified to support
- * both. Driver should get HuC version from uc_css_header.huc_sw_version, while
- * uc_css_header.guc_sw_version for GuC.
+ * Only HuC version information is saved in a different way.
  */
 
 struct uc_css_header {
@@ -183,41 +168,27 @@ struct uc_css_header {
 	u32 header_version;
 	u32 module_id;
 	u32 module_vendor;
-	union {
-		struct {
-			u8 day;
-			u8 month;
-			u16 year;
-		};
-		u32 date;
-	};
+	u32 date;
+#define CSS_DATE_DAY			(0xFF << 0)
+#define CSS_DATE_MONTH			(0xFF << 8)
+#define CSS_DATE_YEAR			(0xFFFF << 16)
 	u32 size_dw; /* uCode plus header_size_dw */
 	u32 key_size_dw;
 	u32 modulus_size_dw;
 	u32 exponent_size_dw;
-	union {
-		struct {
-			u8 hour;
-			u8 min;
-			u16 sec;
-		};
-		u32 time;
-	};
-
+	u32 time;
+#define CSS_TIME_HOUR			(0xFF << 0)
+#define CSS_DATE_MIN			(0xFF << 8)
+#define CSS_DATE_SEC			(0xFFFF << 16)
 	char username[8];
 	char buildnumber[12];
-	union {
-		struct {
-			u32 branch_client_version;
-			u32 sw_version;
-	} guc;
-		struct {
-			u32 sw_version;
-			u32 reserved;
-	} huc;
-	};
-	u32 prod_preprod_fw;
-	u32 reserved[12];
+	u32 sw_version;
+#define CSS_SW_VERSION_GUC_MAJOR	(0xFF << 16)
+#define CSS_SW_VERSION_GUC_MINOR	(0xFF << 8)
+#define CSS_SW_VERSION_GUC_PATCH	(0xFF << 0)
+#define CSS_SW_VERSION_HUC_MAJOR	(0xFFFF << 16)
+#define CSS_SW_VERSION_HUC_MINOR	(0xFFFF << 0)
+	u32 reserved[14];
 	u32 header_info;
 } __packed;
 
@@ -423,23 +394,19 @@ struct guc_ct_buffer_desc {
 struct guc_policy {
 	/* Time for one workload to execute. (in micro seconds) */
 	u32 execution_quantum;
-	u32 reserved1;
-
 	/* Time to wait for a preemption request to completed before issuing a
 	 * reset. (in micro seconds). */
 	u32 preemption_time;
-
 	/* How much time to allow to run after the first fault is observed.
 	 * Then preempt afterwards. (in micro seconds) */
 	u32 fault_time;
-
 	u32 policy_flags;
-	u32 reserved[2];
+	u32 reserved[8];
 } __packed;
 
 struct guc_policies {
-	struct guc_policy policy[GUC_CLIENT_PRIORITY_NUM][GUC_MAX_ENGINES_NUM];
-
+	struct guc_policy policy[GUC_CLIENT_PRIORITY_NUM][GUC_MAX_ENGINE_CLASSES];
+	u32 submission_queue_depth[GUC_MAX_ENGINE_CLASSES];
 	/* In micro seconds. How much time to allow before DPC processing is
 	 * called back via interrupt (to prevent DPC queue drain starving).
 	 * Typically 1000s of micro seconds (example only, not granularity). */
@@ -452,57 +419,73 @@ struct guc_policies {
 	 * idle. */
 	u32 max_num_work_items;
 
-	u32 reserved[19];
+	u32 reserved[4];
 } __packed;
 
 /* GuC MMIO reg state struct */
 
-#define GUC_REGSET_FLAGS_NONE		0x0
-#define GUC_REGSET_POWERCYCLE		0x1
-#define GUC_REGSET_MASKED		0x2
-#define GUC_REGSET_ENGINERESET		0x4
-#define GUC_REGSET_SAVE_DEFAULT_VALUE	0x8
-#define GUC_REGSET_SAVE_CURRENT_VALUE	0x10
 
-#define GUC_REGSET_MAX_REGISTERS	25
-#define GUC_MMIO_WHITE_LIST_START	0x24d0
-#define GUC_MMIO_WHITE_LIST_MAX		12
+#define GUC_REGSET_MAX_REGISTERS	64
 #define GUC_S3_SAVE_SPACE_PAGES		10
 
-struct guc_mmio_regset {
-	struct __packed {
-		u32 offset;
-		u32 value;
-		u32 flags;
-	} registers[GUC_REGSET_MAX_REGISTERS];
+struct guc_mmio_reg {
+	u32 offset;
+	u32 value;
+	u32 flags;
+#define GUC_REGSET_MASKED		(1 << 0)
+} __packed;
 
+struct guc_mmio_regset {
+	struct guc_mmio_reg registers[GUC_REGSET_MAX_REGISTERS];
 	u32 values_valid;
 	u32 number_of_registers;
 } __packed;
 
-/* MMIO registers that are set as non privileged */
-struct mmio_white_list {
-	u32 mmio_start;
-	u32 offsets[GUC_MMIO_WHITE_LIST_MAX];
-	u32 count;
+/* GuC register sets */
+struct guc_mmio_reg_state {
+	struct guc_mmio_regset engine_reg[GUC_MAX_ENGINE_CLASSES][GUC_MAX_INSTANCES_PER_CLASS];
+	u32 reserved[98];
 } __packed;
 
-struct guc_mmio_reg_state {
-	struct guc_mmio_regset global_reg;
-	struct guc_mmio_regset engine_reg[GUC_MAX_ENGINES_NUM];
-	struct mmio_white_list white_list[GUC_MAX_ENGINES_NUM];
+/* HW info */
+struct guc_gt_system_info {
+	u32 slice_enabled;
+	u32 rcs_enabled;
+	u32 reserved0;
+	u32 bcs_enabled;
+	u32 vdbox_enable_mask;
+	u32 vdbox_sfc_support_mask;
+	u32 vebox_enable_mask;
+	u32 reserved[9];
 } __packed;
 
-/* GuC Additional Data Struct */
+/* Clients info */
+struct guc_ct_pool_entry {
+	struct guc_ct_buffer_desc desc;
+	u32 reserved[7];
+} __packed;
 
+#define GUC_CT_POOL_SIZE	2
+
+struct guc_clients_info {
+	u32 clients_num;
+	u32 reserved0[13];
+	u32 ct_pool_addr;
+	u32 ct_pool_count;
+	u32 reserved[4];
+} __packed;
+
+/* GuC Additional Data Struct */
 struct guc_ads {
 	u32 reg_state_addr;
 	u32 reg_state_buffer;
-	u32 golden_context_lrca;
 	u32 scheduler_policies;
-	u32 reserved0[3];
-	u32 eng_state_size[GUC_MAX_ENGINES_NUM];
-	u32 reserved2[4];
+	u32 gt_system_info;
+	u32 clients_info;
+	u32 control_data;
+	u32 golden_context_lrca[GUC_MAX_ENGINE_CLASSES];
+	u32 eng_state_size[GUC_MAX_ENGINE_CLASSES];
+	u32 reserved[16];
 } __packed;
 
 /* GuC logging structures */
@@ -646,7 +629,6 @@ enum intel_guc_action {
 	INTEL_GUC_ACTION_DEFAULT = 0x0,
 	INTEL_GUC_ACTION_REQUEST_PREEMPTION = 0x2,
 	INTEL_GUC_ACTION_REQUEST_ENGINE_RESET = 0x3,
-	INTEL_GUC_ACTION_SAMPLE_FORCEWAKE = 0x6,
 	INTEL_GUC_ACTION_ALLOCATE_DOORBELL = 0x10,
 	INTEL_GUC_ACTION_DEALLOCATE_DOORBELL = 0x20,
 	INTEL_GUC_ACTION_LOG_BUFFER_FILE_FLUSH_COMPLETE = 0x30,
@@ -654,6 +636,7 @@ enum intel_guc_action {
 	INTEL_GUC_ACTION_ENTER_S_STATE = 0x501,
 	INTEL_GUC_ACTION_EXIT_S_STATE = 0x502,
 	INTEL_GUC_ACTION_SLPC_REQUEST = 0x3003,
+	INTEL_GUC_ACTION_SAMPLE_FORCEWAKE = 0x3005,
 	INTEL_GUC_ACTION_AUTHENTICATE_HUC = 0x4000,
 	INTEL_GUC_ACTION_REGISTER_COMMAND_TRANSPORT_BUFFER = 0x4505,
 	INTEL_GUC_ACTION_DEREGISTER_COMMAND_TRANSPORT_BUFFER = 0x4506,
@@ -674,9 +657,9 @@ enum intel_guc_report_status {
 };
 
 enum intel_guc_sleep_state_status {
-	INTEL_GUC_SLEEP_STATE_SUCCESS = 0x0,
-	INTEL_GUC_SLEEP_STATE_PREEMPT_TO_IDLE_FAILED = 0x1,
-	INTEL_GUC_SLEEP_STATE_ENGINE_RESET_FAILED = 0x2
+	INTEL_GUC_SLEEP_STATE_SUCCESS = 0x1,
+	INTEL_GUC_SLEEP_STATE_PREEMPT_TO_IDLE_FAILED = 0x2,
+	INTEL_GUC_SLEEP_STATE_ENGINE_RESET_FAILED = 0x3
 #define INTEL_GUC_SLEEP_STATE_INVALID_MASK 0x80000000
 };
 
diff --git a/drivers/gpu/drm/i915/intel_uc_fw.c b/drivers/gpu/drm/i915/intel_uc_fw.c
index b9cb6fea9332..eca741a857a5 100644
--- a/drivers/gpu/drm/i915/intel_uc_fw.c
+++ b/drivers/gpu/drm/i915/intel_uc_fw.c
@@ -22,6 +22,7 @@
  *
  */
 
+#include <linux/bitfield.h>
 #include <linux/firmware.h>
 #include <drm/drm_print.h>
 
@@ -119,21 +120,20 @@ void intel_uc_fw_fetch(struct drm_i915_private *dev_priv,
 		goto fail;
 	}
 
-	/*
-	 * The GuC firmware image has the version number embedded at a
-	 * well-known offset within the firmware blob; note that major / minor
-	 * version are TWO bytes each (i.e. u16), although all pointers and
-	 * offsets are defined in terms of bytes (u8).
-	 */
+	/* Get version numbers from the CSS header */
 	switch (uc_fw->type) {
 	case INTEL_UC_FW_TYPE_GUC:
-		uc_fw->major_ver_found = css->guc.sw_version >> 16;
-		uc_fw->minor_ver_found = css->guc.sw_version & 0xFFFF;
+		uc_fw->major_ver_found = FIELD_GET(CSS_SW_VERSION_GUC_MAJOR,
+						   css->sw_version);
+		uc_fw->minor_ver_found = FIELD_GET(CSS_SW_VERSION_GUC_MINOR,
+						   css->sw_version);
 		break;
 
 	case INTEL_UC_FW_TYPE_HUC:
-		uc_fw->major_ver_found = css->huc.sw_version >> 16;
-		uc_fw->minor_ver_found = css->huc.sw_version & 0xFFFF;
+		uc_fw->major_ver_found = FIELD_GET(CSS_SW_VERSION_HUC_MAJOR,
+						   css->sw_version);
+		uc_fw->minor_ver_found = FIELD_GET(CSS_SW_VERSION_HUC_MINOR,
+						   css->sw_version);
 		break;
 
 	default:
