>> >> > >> > Yesterday I got an interesting email related to dcaenc support. >> > >> > The person has an "XFX nForce 780i SLI" MCP board: >> <a href="http://www.nvidia.com/object/product_nforce_780i_sli_us.html">http://www.nvidia.com/object/product_nforce_780i_sli_us.html</a> , >> <a href="http://www.evga.com/support/manuals/files/132-CK-NF78.pdf">http://www.evga.com/support/manuals/files/132-CK-NF78.pdf</a> >> > >> > As you see on page 18 of the manual, this board has no HDMI output, >> but there is an optical SPDIF. Strangely enough, this SPDIF is his >> "hdmi:CARD=NVidia,DEV=0" device. >> > >> > Given the recent discussions related to dynamically creating PCM >> devices for HDMI, I think you will be interested in this alsa-info output. >> > >> > Is there anything here that would need special treatment by ALSA or >> PulseAudio? Or, is this just a misnumbered/misnamed codec? >> > >> >> Check whether BIOS set the internal spdif as HDMI as pin default >> >> The alsa driver prefer HDMI instead of SPDIF when there are two Digital >> Outs >> > > According to the manual, there is no such setting in the BIOS. > > (original reporter BCCed just in case) Node 0x11 [Pin Complex] wcaps 0x400300: Mono Digital Control: name="HDMI Phantom Jack", index=0, device=0 Pincap 0x00000010: OUT Pin Default 0x18567530: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Yellow DefAssociation = 0x3, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x40: OUT Connection: 1 0x10 Node 0x1e [Pin Complex] wcaps 0x400300: Mono Digital Control: name="SPDIF Phantom Jack", index=0, device=0 Pincap 0x00000010: OUT Pin Default 0x01441520: [Jack] SPDIF Out at Ext Rear Conn = RCA, Color = Black DefAssociation = 0x2, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x40: OUT Connection: 1 0x06 The driver use the first digital pin's type HDMI or SPDIF , you need to modify the logic in hda_generic.c when type of two digital pins are different