drm/amd/powerplay: export interface to DAL to init/change display configuration.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: David Rokhvarg <David.Rokhvarg@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 26d9134..a3fc43e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1639,6 +1639,7 @@
 	const struct amdgpu_dpm_funcs *funcs;
 	uint32_t                pcie_gen_mask;
 	uint32_t                pcie_mlw_mask;
+	struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
 };
 
 void amdgpu_get_pcie_info(struct amdgpu_device *adev);