radeonsi: add scratch_offset arg for aco tes

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23433>

src/gallium/drivers/radeonsi/si_shader.c

@@ -604,6 +604,10 @@ void si_init_shader_args(struct si_shader *shader, struct si_shader_args *args)
          ac_add_arg(&args->ac, AC_ARG_SGPR, 1, AC_ARG_INT, &args->ac.tess_offchip_offset);
       }
 
+      /* GFX11 set FLAT_SCRATCH directly instead of using this arg. */
+      if (shader->use_aco && sel->screen->info.gfx_level < GFX11)
+         ac_add_arg(&args->ac, AC_ARG_SGPR, 1, AC_ARG_INT, &args->ac.scratch_offset);
+
       /* VGPRs */
       declare_tes_input_vgprs(args);
       break;