drm/xe/mocs: Add missing RKL handling

RKL should use the same "gen12" MOCS handling as TGL/ADL-S/ADL-P.

Bspec: 45101
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_mocs.c

@@ -381,6 +381,7 @@ static unsigned int get_mocs_settings(struct xe_device *xe,
 		info->unused_entries_index = 5;
 		break;
 	case XE_TIGERLAKE:
+	case XE_ROCKETLAKE:
 	case XE_ALDERLAKE_S:
 	case XE_ALDERLAKE_P:
 		info->size  = ARRAY_SIZE(gen12_mocs_desc);