- snd_emu10k1_ptr_write(emu, 0x5e, 0, 0xf00); /* ?? */
- snd_emu10k1_ptr_write(emu, 0x5f, 0, 0x3); /* ?? */
+ /* set SPDIF bypass mode */
+ snd_emu10k1_ptr_write(emu, SPBYPASS, 0, SPBYPASS_FORMAT);
+ /* enable rear left + rear right AC97 slots */
+ snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_REAR_RIGHT | AC97SLOT_REAR_LEFT);