res_l_port 286 include/sound/opl3.h struct resource *res_l_port; res_l_port 319 sound/drivers/opl3/opl3_lib.c release_and_free_resource(opl3->res_l_port); res_l_port 402 sound/drivers/opl3/opl3_lib.c if ((opl3->res_l_port = request_region(l_port, 2, "OPL2/3 (left)")) == NULL) {