ac: add rbplus_allowed to ac_gpu_info

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/amd/common/ac_gpu_info.h

@@ -62,6 +62,7 @@ struct radeon_info {
 	bool                        has_distributed_tess;
 	bool                        has_dcc_constant_encode;
 	bool                        has_rbplus; /* if RB+ registers exist */
+	bool                        rbplus_allowed; /* if RB+ is allowed */
 	bool                        has_load_ctx_reg_pkt;
 	bool                        has_out_of_order_rast;
 	bool                        cpdma_prefetch_writes_memory;