On Wed, Apr 20, 2022 at 08:54:34AM -1000, Joel Roth wrote: > Hi Alsa users, > > I previously asked this question on Linux Audio Users list. > Since no one could help, I'm posting here. > > I'm able to play sound with this command: > > aplay tmh.wav -D plughw:CARD=PCH,DEV=7 > > I would like to make this the default device in asoundrc. > > I tried this asoundrc: > > pcm.hdmi_out { > type plug > ipc_key 5641 > slave {plughw:CARD=PCH,DEV=7 } > } > > pcm.!default { > type dmix > slave { pcm "hdmi_out" } > } > > Then trying 'aplay tmh.wav' results an error: > ALSA lib pcm_direct.c:2079:(snd1_pcm_direct_parse_open_conf) Unique IPC key is not defined > aplay: main:830: audio open error: Invalid argument Hello all, Copying from Clemens Ladisch's reply to James Cloos[1] this asoundrc plays via the HDMI output: pcm.!default { type asym playback.pcm "plughw:CARD=PCH,DEV=7" } Thanks for supporting this forum. 1. https://www.mail-archive.com/alsa-user@xxxxxxxxxxxxxxxxxxxxx/msg32987.html -- Joel Roth _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user