3 files changed, 39 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 8b3978aad5ca..69d74c0a5cbe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2707,6 +2707,9 @@ fence_driver_init:
 		goto failed;
 	}
 
+	/* must succeed. */
+	amdgpu_ras_post_init(adev);
+
 	return 0;
 
 failed:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 10ce40d2c040..238b46c304cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -118,6 +118,11 @@ const char *ras_block_string[] = {
 #define ras_err_str(i) (ras_error_string[ffs(i)])
 #define ras_block_str(i) (ras_block_string[i])
 
+enum amdgpu_ras_flags {
+	AMDGPU_RAS_FLAG_INIT_BY_VBIOS = 1,
+};
+#define RAS_DEFAULT_FLAGS (AMDGPU_RAS_FLAG_INIT_BY_VBIOS)
+
 static void amdgpu_ras_self_test(struct amdgpu_device *adev)
 {
 	/* TODO */
@@ -1387,13 +1392,16 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
 			&con->supported);
 	con->features = 0;
 	INIT_LIST_HEAD(&con->head);
+	/* Might need get this flag from vbios. */
+	con->flags = RAS_DEFAULT_FLAGS;
 
 	if (amdgpu_ras_recovery_init(adev))
 		goto recovery_out;
 
 	amdgpu_ras_mask &= AMDGPU_RAS_BLOCK_MASK;
 
-	amdgpu_ras_enable_all_features(adev, 1);
+	if (con->flags & AMDGPU_RAS_FLAG_INIT_BY_VBIOS)
+		amdgpu_ras_enable_all_features(adev, 1);
 
 	if (amdgpu_ras_fs_init(adev))
 		goto fs_out;
@@ -1413,6 +1421,30 @@ recovery_out:
 	return -EINVAL;
 }
 
+/* do some init work after IP late init as dependence */
+void amdgpu_ras_post_init(struct amdgpu_device *adev)
+{
+	struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+	struct ras_manager *obj, *tmp;
+
+	if (!con)
+		return;
+
+	/* We enable ras on all hw_supported block, but as boot parameter might
+	 * disable some of them and one or more IP has not implemented yet.
+	 * So we disable them on behalf.
+	 */
+	if (con->flags & AMDGPU_RAS_FLAG_INIT_BY_VBIOS) {
+		list_for_each_entry_safe(obj, tmp, &con->head, node) {
+			if (!amdgpu_ras_is_supported(adev, obj->head.block)) {
+				amdgpu_ras_feature_enable(adev, &obj->head, 0);
+				/* there should be no any reference. */
+				WARN_ON(alive_obj(obj));
+			}
+		};
+	}
+}
+
 /* do some fini work before IP fini as dependence */
 int amdgpu_ras_pre_fini(struct amdgpu_device *adev)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 2b6077762b91..7a35316baab0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -103,6 +103,8 @@ struct amdgpu_ras {
 	/* error handler data */
 	struct ras_err_handler_data *eh_data;
 	struct mutex recovery_lock;
+
+	uint32_t flags;
 };
 
 /* interfaces for IP */
@@ -197,6 +199,7 @@ static inline int amdgpu_ras_reset_gpu(struct amdgpu_device *adev,
 
 /* called in ip_init and ip_fini */
 int amdgpu_ras_init(struct amdgpu_device *adev);
+void amdgpu_ras_post_init(struct amdgpu_device *adev);
 int amdgpu_ras_fini(struct amdgpu_device *adev);
 int amdgpu_ras_pre_fini(struct amdgpu_device *adev);