1 files changed, 24 insertions, 15 deletions

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_huc.h b/drivers/gpu/drm/i915/gt/uc/intel_huc.h
index 52db03620c60..921ad4b1687f 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_huc.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_huc.h
@@ -15,6 +15,7 @@
 #include <linux/hrtimer.h>
 
 struct bus_type;
+struct i915_vma;
 
 enum intel_huc_delayed_load_status {
 	INTEL_HUC_WAITING_ON_GSC = 0,
@@ -22,6 +23,12 @@ enum intel_huc_delayed_load_status {
 	INTEL_HUC_DELAYED_LOAD_ERROR,
 };
 
+enum intel_huc_authentication_type {
+	INTEL_HUC_AUTH_BY_GUC = 0,
+	INTEL_HUC_AUTH_BY_GSC,
+	INTEL_HUC_AUTH_MAX_MODES
+};
+
 struct intel_huc {
 	/* Generic uC firmware management */
 	struct intel_uc_fw fw;
@@ -31,7 +38,7 @@ struct intel_huc {
 		i915_reg_t reg;
 		u32 mask;
 		u32 value;
-	} status;
+	} status[INTEL_HUC_AUTH_MAX_MODES];
 
 	struct {
 		struct i915_sw_fence fence;
@@ -39,26 +46,28 @@ struct intel_huc {
 		struct notifier_block nb;
 		enum intel_huc_delayed_load_status status;
 	} delayed_load;
+
+	/* for load via GSCCS */
+	struct i915_vma *heci_pkt;
+
+	bool loaded_via_gsc;
 };
 
+int intel_huc_sanitize(struct intel_huc *huc);
 void intel_huc_init_early(struct intel_huc *huc);
+void intel_huc_fini_late(struct intel_huc *huc);
 int intel_huc_init(struct intel_huc *huc);
 void intel_huc_fini(struct intel_huc *huc);
-void intel_huc_suspend(struct intel_huc *huc);
-int intel_huc_auth(struct intel_huc *huc);
-int intel_huc_wait_for_auth_complete(struct intel_huc *huc);
+int intel_huc_auth(struct intel_huc *huc, enum intel_huc_authentication_type type);
+int intel_huc_wait_for_auth_complete(struct intel_huc *huc,
+				     enum intel_huc_authentication_type type);
+bool intel_huc_is_authenticated(struct intel_huc *huc,
+				enum intel_huc_authentication_type type);
 int intel_huc_check_status(struct intel_huc *huc);
 void intel_huc_update_auth_status(struct intel_huc *huc);
-bool intel_huc_is_authenticated(struct intel_huc *huc);
 
-void intel_huc_register_gsc_notifier(struct intel_huc *huc, struct bus_type *bus);
-void intel_huc_unregister_gsc_notifier(struct intel_huc *huc, struct bus_type *bus);
-
-static inline int intel_huc_sanitize(struct intel_huc *huc)
-{
-	intel_uc_fw_sanitize(&huc->fw);
-	return 0;
-}
+void intel_huc_register_gsc_notifier(struct intel_huc *huc, const struct bus_type *bus);
+void intel_huc_unregister_gsc_notifier(struct intel_huc *huc, const struct bus_type *bus);
 
 static inline bool intel_huc_is_supported(struct intel_huc *huc)
 {
@@ -78,13 +87,13 @@ static inline bool intel_huc_is_used(struct intel_huc *huc)
 
 static inline bool intel_huc_is_loaded_by_gsc(const struct intel_huc *huc)
 {
-	return huc->fw.loaded_via_gsc;
+	return huc->loaded_via_gsc;
 }
 
 static inline bool intel_huc_wait_required(struct intel_huc *huc)
 {
 	return intel_huc_is_used(huc) && intel_huc_is_loaded_by_gsc(huc) &&
-	       !intel_huc_is_authenticated(huc);
+	       !intel_huc_is_authenticated(huc, INTEL_HUC_AUTH_BY_GSC);
 }
 
 void intel_huc_load_status(struct intel_huc *huc, struct drm_printer *p);