diff --git a/drivers/gpu/drm/amd/amdgpu/vi_dpm.h b/drivers/gpu/drm/amd/amdgpu/vi_dpm.h
index fc120ba18aaddc9bb2b2ca8417e18063d8820d9e..c43e03fddfbad98abca8975c1f980a77395d42df 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi_dpm.h
+++ b/drivers/gpu/drm/amd/amdgpu/vi_dpm.h
@@ -29,8 +29,4 @@ int cz_smu_init(struct amdgpu_device *adev);
 int cz_smu_start(struct amdgpu_device *adev);
 int cz_smu_fini(struct amdgpu_device *adev);
 
-extern const struct amd_ip_funcs tonga_dpm_ip_funcs;
-extern const struct amd_ip_funcs fiji_dpm_ip_funcs;
-extern const struct amd_ip_funcs iceland_dpm_ip_funcs;
-
 #endif