Public bug reported: 1) Power on system with Salomon 2) Connect an external DP or HDMI monitor via DP/HDMI port 3) check audio output 4) Disconnect external monitor 5) Suspend system via power menu 6) resume the system via press power button on system 7) Connect an external DP or HDMI monitor via DP/HDMI port 8) check audio output ** select output as HDMI/DP, click "Test Speakers" some error from dmesg [ 2052.030247] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2064.937495] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2074.867368] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2086.902482] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2116.339892] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5
** Affects: hwe-next Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Hui Wang (hui.wang) Status: New ** Tags: originate-from-1839926 somerville ** Tags added: originate-from-1839926 somerville -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1840394 Title: Intel HDMI audio print "Unable to sync register" errors Status in HWE Next: New Status in linux package in Ubuntu: New Bug description: 1) Power on system with Salomon 2) Connect an external DP or HDMI monitor via DP/HDMI port 3) check audio output 4) Disconnect external monitor 5) Suspend system via power menu 6) resume the system via press power button on system 7) Connect an external DP or HDMI monitor via DP/HDMI port 8) check audio output ** select output as HDMI/DP, click "Test Speakers" some error from dmesg [ 2052.030247] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2064.937495] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2074.867368] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2086.902482] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 2116.339892] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1840394/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp