I've got a new notebook, Intel chipsets only, where everythings works -
except for audio. It appears the audio chip/sound card are not detected
by the kernel or initialized.
lspci -v has:
00:1f.3 Audio device: Intel Corporation Device 02c8 (prog-if 80)
Subsystem: Lenovo Device 22be
Flags: fast devsel, IRQ 16, IOMMU group 13
Memory at ea33c000 (64-bit, non-prefetchable) [size=16K]
Memory at ea000000 (64-bit, non-prefetchable) [size=1M]
Capabilities: [50] Power Management version 3
Capabilities: [80] Vendor Specific Information: Len=14 <?>
Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel modules: snd_hda_intel, snd_soc_skl, snd_sof_pci
# lsmod | grep snd
snd 114688 1 thinkpad_acpi
soundcore 16384 1 snd
# cat /proc/asound/cards
--- no soundcards ---
# dmesg | grep audio
[ 18.072024] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if info 0x040380
[ 18.072026] sof-audio-pci 0000:00:1f.3: Digital mics found on Skylake+
platform, using SOF driver
[ 18.072036] sof-audio-pci 0000:00:1f.3: enabling device (0004 -> 0006)
[ 18.072179] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if 0x040380
[ 18.072267] sof-audio-pci 0000:00:1f.3: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops [i915])
[ 18.078993] sof-audio-pci 0000:00:1f.3: use msi interrupt mode
[ 18.109492] sof-audio-pci 0000:00:1f.3: hda codecs found, mask 5
[ 18.109493] sof-audio-pci 0000:00:1f.3: using HDA machine driver
skl_hda_dsp_generic now
[ 18.109497] sof-audio-pci 0000:00:1f.3: DMICs detected in NHLT tables: 4
[ 18.109521] sof-audio-pci 0000:00:1f.3: Direct firmware load for
intel/sof/sof-cml.ri failed with error -2
[ 18.109522] sof-audio-pci 0000:00:1f.3: error: request firmware
intel/sof/sof-cml.ri failed err: -2
[ 18.109524] sof-audio-pci 0000:00:1f.3: error: failed to load DSP firmware
-2
[ 18.110449] sof-audio-pci 0000:00:1f.3: error: sof_probe_work failed err: -2
[ 220.595600] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if info 0x040380
[ 220.595605] sof-audio-pci 0000:00:1f.3: Digital mics found on Skylake+
platform, using SOF driver
[ 220.595786] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if 0x040380
[ 220.595899] sof-audio-pci 0000:00:1f.3: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops [i915])
[ 220.601386] sof-audio-pci 0000:00:1f.3: use msi interrupt mode
[ 220.630638] sof-audio-pci 0000:00:1f.3: hda codecs found, mask 5
[ 220.630640] sof-audio-pci 0000:00:1f.3: using HDA machine driver
skl_hda_dsp_generic now
[ 220.630644] sof-audio-pci 0000:00:1f.3: DMICs detected in NHLT tables: 4
[ 220.630664] sof-audio-pci 0000:00:1f.3: Direct firmware load for
intel/sof/sof-cml.ri failed with error -2
[ 220.630666] sof-audio-pci 0000:00:1f.3: error: request firmware
intel/sof/sof-cml.ri failed err: -2
[ 220.630669] sof-audio-pci 0000:00:1f.3: error: failed to load DSP firmware
-2
[ 220.631004] sof-audio-pci 0000:00:1f.3: error: sof_probe_work failed err: -2