drm/amd/display: add additional flag consideration for surface update

Surface dchub/dpp update would not trigger if a stream update was the
only cause. This change now allows stream flags to trigger this update.
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

@@ -1375,7 +1375,7 @@ static void dcn20_program_pipe(
 	if (pipe_ctx->update_flags.bits.enable)
 		dcn20_enable_plane(dc, pipe_ctx, context);
 
-	if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw)
+	if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw || pipe_ctx->stream->update_flags.raw)
 		dcn20_update_dchubp_dpp(dc, pipe_ctx, context);
 
 	if (pipe_ctx->update_flags.bits.enable