The information about the codec is based on the string windows provides: HDAUDIO\FUNC_01&VEN_10EC&DEV_0892&SUBSYS_15580351&REV_1003\4&16AF2B56&& 0001 Here is the alsa-info output for the 5.16 mainline kernel: http://alsa-project.org/db/?f=38c48cd24dc4ba9a9487dd96f857120cc9ce4367 Kernel config for the sound part: CONFIG_SOUND=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=m CONFIG_SND_HWDEP=m CONFIG_SND_RAWMIDI=m CONFIG_SND_JACK=y CONFIG_SND_JACK_INPUT_DEV=y CONFIG_SND_PCM_TIMER=y CONFIG_SND_HRTIMER=y CONFIG_SND_DYNAMIC_MINORS=y CONFIG_SND_MAX_CARDS=8 CONFIG_SND_PROC_FS=y CONFIG_SND_VMASTER=y CONFIG_SND_DMA_SGBUF=y CONFIG_SND_CTL_LED=m CONFIG_SND_PCI=y # # HD-Audio # CONFIG_SND_HDA=m CONFIG_SND_HDA_GENERIC_LEDS=y CONFIG_SND_HDA_INTEL=m CONFIG_SND_HDA_HWDEP=y CONFIG_SND_HDA_RECONFIG=y CONFIG_SND_HDA_CODEC_REALTEK=m CONFIG_SND_HDA_CODEC_ANALOG=m CONFIG_SND_HDA_CODEC_SIGMATEL=m CONFIG_SND_HDA_CODEC_VIA=m CONFIG_SND_HDA_CODEC_HDMI=m CONFIG_SND_HDA_CODEC_CIRRUS=m CONFIG_SND_HDA_CODEC_CS8409=m CONFIG_SND_HDA_CODEC_CONEXANT=m CONFIG_SND_HDA_CODEC_CA0110=m CONFIG_SND_HDA_CODEC_CA0132=m CONFIG_SND_HDA_CODEC_CA0132_DSP=y CONFIG_SND_HDA_CODEC_CMEDIA=m CONFIG_SND_HDA_CODEC_SI3054=m CONFIG_SND_HDA_GENERIC=m CONFIG_SND_HDA_POWER_SAVE_DEFAULT=5 # end of HD-Audio Also tried current ubuntu distro with same results. Any advice? Gesendet: Dienstag, 08. Februar 2022 um 22:55 Uhr Von: "Pierre-Louis Bossart" <pierre-louis.bossart@xxxxxxxxxxxxxxx> An: dmummenschanz@xxxxxx, alsa-devel@xxxxxxxxxxxxxxxx Betreff: Re: Cannon Lake PCH cAVS (ALC892) not detected by kernel driver On 2/8/22 12:46, dmummenschanz@xxxxxx wrote: > Hello, > > the audio chip Cannon Lake PCH cAVS ALC892 does not get recognized on > my system. Only the HDMI devices are recognized. > > lspci shows the following audio device: > 00:1f.3 Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10) > > dmesg only shows: > > [ 189.559786] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops > i915_exit [i915]) > [ 189.581395] input: HDA Intel PCH HDMI/DP,pcm=3 as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input20 > [ 189.581503] input: HDA Intel PCH HDMI/DP,pcm=7 as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input21 > [ 189.581628] input: HDA Intel PCH HDMI/DP,pcm=8 as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input22 > [ 189.581711] input: HDA Intel PCH HDMI/DP,pcm=9 as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input23 > [ 189.581849] input: HDA Intel PCH HDMI/DP,pcm=10 as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input24 > > > ALSA-info file: > [1]http://alsa-project.org/db/?f=96102ee84f258d1cac83ed3379535655018151 1c I see to references to ALC892 in this profile, is this information based on the hardware specs or Windows logs? we usually ask people to try with a more recent kernel, but in your case I would try to go back to a mainline release. I have no idea what this version might contain audio-wise: 5.17.0-rc3-drmtip > > There is a workaround availble: > > echo auto | tee /sys/devices/pci0000\:00/0000\:00\:1f.3/power/control > echo 1 | tee /sys/devices/pci0000\:00/0000\:00\:1f.3/remove > echo 1 | tee /sys/bus/pci/rescan > > unfortunately this doesn't work for me. The device never shows up. > Sound on winX works fine on this device btw. > I'm happy to assist with any attempts to make the sound work. References 1. http://alsa-project.org/db/?f=96102ee84f258d1cac83ed33795356550181511c
