Symbol: PORT_RINGBUS_CTRL_B
sys/dev/sound/pci/maestro.c
729
AGG_WR(ess, PORT_RINGBUS_CTRL_B, RINGBUS_CTRL_SPDIF |
sys/dev/sound/pci/maestro.c
730
AGG_RD(ess, PORT_RINGBUS_CTRL_B, 1), 1);