Hmm, would it be only about playback? That is, restricting the workaround only to capture stream works better?
--- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -617,7 +617,8 @@ static int azx_pcm_open(struct snd_pcm_substream *substream) * tsched=1 when a capture stream triggers. Until we figure out the * real cause, disable tsched mode by telling the PCM info flag. */ - if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) + if ((chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) && + substream->stream == SNDRV_PCM_STREAM_CAPTURE) runtime->hw.info |= SNDRV_PCM_INFO_BATCH; if (chip->align_buffer_size) In anyway, we need to know this change makes sense at all. IOW, people need to check whether this causes yet another regression on the devices that have worked with BATCH workaround. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1801540 Title: Microphone distorted sound on ALC892/1220 on AMD chipsets Status in Linux: Confirmed Status in linux package in Ubuntu: Won't Fix Status in pulseaudio package in Ubuntu: Won't Fix Bug description: Not sure if I'll report this upstream but there is definitely an issue with microphone recording on my desktop, this is not happening on my laptop which has a different codec. Already tried all workarounds possible, no luck. Only with my desktop with this particular motherboard. No issues in Windows, the sound recorded in there is distorted and has some static and robotic tone on high-pitch. alsa-info on the attachments To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1801540/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp