1 files changed, 82 insertions, 83 deletions

diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 1cffaf7b5dbe..7c95697e1a35 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -50,10 +50,10 @@ static int __intel_uc_reset_hw(struct drm_i915_private *dev_priv)
 	return ret;
 }
 
-static int __get_platform_enable_guc(struct drm_i915_private *dev_priv)
+static int __get_platform_enable_guc(struct drm_i915_private *i915)
 {
-	struct intel_uc_fw *guc_fw = &dev_priv->guc.fw;
-	struct intel_uc_fw *huc_fw = &dev_priv->huc.fw;
+	struct intel_uc_fw *guc_fw = &i915->guc.fw;
+	struct intel_uc_fw *huc_fw = &i915->huc.fw;
 	int enable_guc = 0;
 
 	/* Default is to enable GuC/HuC if we know their firmwares */
@@ -67,11 +67,11 @@ static int __get_platform_enable_guc(struct drm_i915_private *dev_priv)
 	return enable_guc;
 }
 
-static int __get_default_guc_log_level(struct drm_i915_private *dev_priv)
+static int __get_default_guc_log_level(struct drm_i915_private *i915)
 {
 	int guc_log_level;
 
-	if (!HAS_GUC(dev_priv) || !intel_uc_is_using_guc())
+	if (!HAS_GUC(i915) || !intel_uc_is_using_guc())
 		guc_log_level = GUC_LOG_LEVEL_DISABLED;
 	else if (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
 		 IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM))
@@ -86,7 +86,7 @@ static int __get_default_guc_log_level(struct drm_i915_private *dev_priv)
 
 /**
  * sanitize_options_early - sanitize uC related modparam options
- * @dev_priv: device private
+ * @i915: device private
  *
  * In case of "enable_guc" option this function will attempt to modify
  * it only if it was initially set to "auto(-1)". Default value for this
@@ -101,14 +101,14 @@ static int __get_default_guc_log_level(struct drm_i915_private *dev_priv)
  * unless GuC is enabled on given platform and the driver is compiled with
  * debug config when this modparam will default to "enable(1..4)".
  */
-static void sanitize_options_early(struct drm_i915_private *dev_priv)
+static void sanitize_options_early(struct drm_i915_private *i915)
 {
-	struct intel_uc_fw *guc_fw = &dev_priv->guc.fw;
-	struct intel_uc_fw *huc_fw = &dev_priv->huc.fw;
+	struct intel_uc_fw *guc_fw = &i915->guc.fw;
+	struct intel_uc_fw *huc_fw = &i915->huc.fw;
 
 	/* A negative value means "use platform default" */
 	if (i915_modparams.enable_guc < 0)
-		i915_modparams.enable_guc = __get_platform_enable_guc(dev_priv);
+		i915_modparams.enable_guc = __get_platform_enable_guc(i915);
 
 	DRM_DEBUG_DRIVER("enable_guc=%d (submission:%s huc:%s)\n",
 			 i915_modparams.enable_guc,
@@ -119,28 +119,28 @@ static void sanitize_options_early(struct drm_i915_private *dev_priv)
 	if (intel_uc_is_using_guc() && !intel_uc_fw_is_selected(guc_fw)) {
 		DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
 			 "enable_guc", i915_modparams.enable_guc,
-			 !HAS_GUC(dev_priv) ? "no GuC hardware" :
-					      "no GuC firmware");
+			 !HAS_GUC(i915) ? "no GuC hardware" :
+					  "no GuC firmware");
 	}
 
 	/* Verify HuC firmware availability */
 	if (intel_uc_is_using_huc() && !intel_uc_fw_is_selected(huc_fw)) {
 		DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
 			 "enable_guc", i915_modparams.enable_guc,
-			 !HAS_HUC(dev_priv) ? "no HuC hardware" :
-					      "no HuC firmware");
+			 !HAS_HUC(i915) ? "no HuC hardware" :
+					  "no HuC firmware");
 	}
 
 	/* A negative value means "use platform/config default" */
 	if (i915_modparams.guc_log_level < 0)
 		i915_modparams.guc_log_level =
-			__get_default_guc_log_level(dev_priv);
+			__get_default_guc_log_level(i915);
 
 	if (i915_modparams.guc_log_level > 0 && !intel_uc_is_using_guc()) {
 		DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
 			 "guc_log_level", i915_modparams.guc_log_level,
-			 !HAS_GUC(dev_priv) ? "no GuC hardware" :
-					      "GuC not enabled");
+			 !HAS_GUC(i915) ? "no GuC hardware" :
+					  "GuC not enabled");
 		i915_modparams.guc_log_level = 0;
 	}
 
@@ -171,44 +171,30 @@ void intel_uc_init_early(struct drm_i915_private *i915)
 	intel_huc_init_early(huc);
 
 	sanitize_options_early(i915);
-
-	if (USES_GUC(i915))
-		intel_uc_fw_fetch(i915, &guc->fw);
-
-	if (USES_HUC(i915))
-		intel_uc_fw_fetch(i915, &huc->fw);
 }
 
 void intel_uc_cleanup_early(struct drm_i915_private *i915)
 {
 	struct intel_guc *guc = &i915->guc;
-	struct intel_huc *huc = &i915->huc;
-
-	if (USES_HUC(i915))
-		intel_uc_fw_fini(&huc->fw);
-
-	if (USES_GUC(i915))
-		intel_uc_fw_fini(&guc->fw);
 
 	guc_free_load_err_log(guc);
 }
 
 /**
  * intel_uc_init_mmio - setup uC MMIO access
- *
- * @dev_priv: device private
+ * @i915: device private
  *
  * Setup minimal state necessary for MMIO accesses later in the
  * initialization sequence.
  */
-void intel_uc_init_mmio(struct drm_i915_private *dev_priv)
+void intel_uc_init_mmio(struct drm_i915_private *i915)
 {
-	intel_guc_init_send_regs(&dev_priv->guc);
+	intel_guc_init_send_regs(&i915->guc);
 }
 
 static void guc_capture_load_err_log(struct intel_guc *guc)
 {
-	if (!guc->log.vma || !i915_modparams.guc_log_level)
+	if (!guc->log.vma || !intel_guc_log_get_level(&guc->log))
 		return;
 
 	if (!guc->load_err_log)
@@ -225,11 +211,11 @@ static void guc_free_load_err_log(struct intel_guc *guc)
 
 static int guc_enable_communication(struct intel_guc *guc)
 {
-	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+	struct drm_i915_private *i915 = guc_to_i915(guc);
 
-	gen9_enable_guc_interrupts(dev_priv);
+	gen9_enable_guc_interrupts(i915);
 
-	if (HAS_GUC_CT(dev_priv))
+	if (HAS_GUC_CT(i915))
 		return intel_guc_ct_enable(&guc->ct);
 
 	guc->send = intel_guc_send_mmio;
@@ -239,60 +225,73 @@ static int guc_enable_communication(struct intel_guc *guc)
 
 static void guc_disable_communication(struct intel_guc *guc)
 {
-	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+	struct drm_i915_private *i915 = guc_to_i915(guc);
 
-	if (HAS_GUC_CT(dev_priv))
+	if (HAS_GUC_CT(i915))
 		intel_guc_ct_disable(&guc->ct);
 
-	gen9_disable_guc_interrupts(dev_priv);
+	gen9_disable_guc_interrupts(i915);
 
 	guc->send = intel_guc_send_nop;
 	guc->handler = intel_guc_to_host_event_handler_nop;
 }
 
-int intel_uc_init_misc(struct drm_i915_private *dev_priv)
+int intel_uc_init_misc(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
+	struct intel_guc *guc = &i915->guc;
+	struct intel_huc *huc = &i915->huc;
 	int ret;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return 0;
 
-	intel_guc_init_ggtt_pin_bias(guc);
-
-	ret = intel_guc_init_wq(guc);
+	ret = intel_guc_init_misc(guc);
 	if (ret)
 		return ret;
 
+	if (USES_HUC(i915)) {
+		ret = intel_huc_init_misc(huc);
+		if (ret)
+			goto err_guc;
+	}
+
 	return 0;
+
+err_guc:
+	intel_guc_fini_misc(guc);
+	return ret;
 }
 
-void intel_uc_fini_misc(struct drm_i915_private *dev_priv)
+void intel_uc_fini_misc(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
+	struct intel_guc *guc = &i915->guc;
+	struct intel_huc *huc = &i915->huc;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return;
 
-	intel_guc_fini_wq(guc);
+	if (USES_HUC(i915))
+		intel_huc_fini_misc(huc);
+
+	intel_guc_fini_misc(guc);
 }
 
-int intel_uc_init(struct drm_i915_private *dev_priv)
+int intel_uc_init(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
+	struct intel_guc *guc = &i915->guc;
 	int ret;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return 0;
 
-	if (!HAS_GUC(dev_priv))
+	if (!HAS_GUC(i915))
 		return -ENODEV;
 
 	ret = intel_guc_init(guc);
 	if (ret)
 		return ret;
 
-	if (USES_GUC_SUBMISSION(dev_priv)) {
+	if (USES_GUC_SUBMISSION(i915)) {
 		/*
 		 * This is stuff we need to have available at fw load time
 		 * if we are planning to enable submission later
@@ -307,16 +306,16 @@ int intel_uc_init(struct drm_i915_private *dev_priv)
 	return 0;
 }
 
-void intel_uc_fini(struct drm_i915_private *dev_priv)
+void intel_uc_fini(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
+	struct intel_guc *guc = &i915->guc;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return;
 
-	GEM_BUG_ON(!HAS_GUC(dev_priv));
+	GEM_BUG_ON(!HAS_GUC(i915));
 
-	if (USES_GUC_SUBMISSION(dev_priv))
+	if (USES_GUC_SUBMISSION(i915))
 		intel_guc_submission_fini(guc);
 
 	intel_guc_fini(guc);
@@ -340,22 +339,22 @@ void intel_uc_sanitize(struct drm_i915_private *i915)
 	__intel_uc_reset_hw(i915);
 }
 
-int intel_uc_init_hw(struct drm_i915_private *dev_priv)
+int intel_uc_init_hw(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
-	struct intel_huc *huc = &dev_priv->huc;
+	struct intel_guc *guc = &i915->guc;
+	struct intel_huc *huc = &i915->huc;
 	int ret, attempts;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return 0;
 
-	GEM_BUG_ON(!HAS_GUC(dev_priv));
+	GEM_BUG_ON(!HAS_GUC(i915));
 
-	gen9_reset_guc_interrupts(dev_priv);
+	gen9_reset_guc_interrupts(i915);
 
 	/* WaEnableuKernelHeaderValidFix:skl */
 	/* WaEnableGuCBootHashCheckNotSet:skl,bxt,kbl */
-	if (IS_GEN9(dev_priv))
+	if (IS_GEN9(i915))
 		attempts = 3;
 	else
 		attempts = 1;
@@ -365,11 +364,11 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 		 * Always reset the GuC just before (re)loading, so
 		 * that the state and timing are fairly predictable
 		 */
-		ret = __intel_uc_reset_hw(dev_priv);
+		ret = __intel_uc_reset_hw(i915);
 		if (ret)
 			goto err_out;
 
-		if (USES_HUC(dev_priv)) {
+		if (USES_HUC(i915)) {
 			ret = intel_huc_fw_upload(huc);
 			if (ret)
 				goto err_out;
@@ -392,24 +391,24 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 	if (ret)
 		goto err_log_capture;
 
-	if (USES_HUC(dev_priv)) {
+	if (USES_HUC(i915)) {
 		ret = intel_huc_auth(huc);
 		if (ret)
 			goto err_communication;
 	}
 
-	if (USES_GUC_SUBMISSION(dev_priv)) {
+	if (USES_GUC_SUBMISSION(i915)) {
 		ret = intel_guc_submission_enable(guc);
 		if (ret)
 			goto err_communication;
 	}
 
-	dev_info(dev_priv->drm.dev, "GuC firmware version %u.%u\n",
+	dev_info(i915->drm.dev, "GuC firmware version %u.%u\n",
 		 guc->fw.major_ver_found, guc->fw.minor_ver_found);
-	dev_info(dev_priv->drm.dev, "GuC submission %s\n",
-		 enableddisabled(USES_GUC_SUBMISSION(dev_priv)));
-	dev_info(dev_priv->drm.dev, "HuC %s\n",
-		 enableddisabled(USES_HUC(dev_priv)));
+	dev_info(i915->drm.dev, "GuC submission %s\n",
+		 enableddisabled(USES_GUC_SUBMISSION(i915)));
+	dev_info(i915->drm.dev, "HuC %s\n",
+		 enableddisabled(USES_HUC(i915)));
 
 	return 0;
 
@@ -428,20 +427,20 @@ err_out:
 	if (GEM_WARN_ON(ret == -EIO))
 		ret = -EINVAL;
 
-	dev_err(dev_priv->drm.dev, "GuC initialization failed %d\n", ret);
+	dev_err(i915->drm.dev, "GuC initialization failed %d\n", ret);
 	return ret;
 }
 
-void intel_uc_fini_hw(struct drm_i915_private *dev_priv)
+void intel_uc_fini_hw(struct drm_i915_private *i915)
 {
-	struct intel_guc *guc = &dev_priv->guc;
+	struct intel_guc *guc = &i915->guc;
 
-	if (!USES_GUC(dev_priv))
+	if (!USES_GUC(i915))
 		return;
 
-	GEM_BUG_ON(!HAS_GUC(dev_priv));
+	GEM_BUG_ON(!HAS_GUC(i915));
 
-	if (USES_GUC_SUBMISSION(dev_priv))
+	if (USES_GUC_SUBMISSION(i915))
 		intel_guc_submission_disable(guc);
 
 	guc_disable_communication(guc);