drm/amdgpu/soc15: enable DC ip module for Raven

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc15.c

@@ -554,6 +554,12 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 			amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
+#if defined(CONFIG_DRM_AMD_DC)
+		else if (amdgpu_device_has_dc_support(adev))
+			amdgpu_ip_block_add(adev, &dm_ip_block);
+#else
+#	warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
+#endif
 		amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block);
 		amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block);
 		amdgpu_ip_block_add(adev, &vcn_v1_0_ip_block);