diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 1529e0a..2309c8b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -53,6 +53,7 @@
 #include "amdgpu_ucode.h"
 #include "amdgpu_gds.h"
 #include "amd_powerplay.h"
+#include "amdgpu_acp.h"
 
 #include "gpu_scheduler.h"
 
@@ -1891,6 +1892,13 @@
 
 
 /*
+ * CGS
+ */
+void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
+void amdgpu_cgs_destroy_device(void *cgs_device);
+
+
+/*
  * Core structure, functions and helpers.
  */
 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
@@ -1910,6 +1918,10 @@
 	struct drm_device		*ddev;
 	struct pci_dev			*pdev;
 
+#ifdef CONFIG_DRM_AMD_ACP
+	struct amdgpu_acp		acp;
+#endif
+
 	/* ASIC */
 	enum amd_asic_type		asic_type;
 	uint32_t			family;