OPL4_MODE_BIT 67 sound/drivers/opl4/opl4_lib.c snd_opl4_write(opl4, OPL4_REG_MEMORY_CONFIGURATION, memcfg | OPL4_MODE_BIT); OPL4_MODE_BIT 93 sound/drivers/opl4/opl4_lib.c snd_opl4_write(opl4, OPL4_REG_MEMORY_CONFIGURATION, memcfg | OPL4_MODE_BIT);