On the Dell XPS 13, looks like the kernel is trying to load a non-existent
audio driver firmware:

[   15.907191] idma64 idma64.1: Found Intel integrated DMA 64-bit
[   15.912927] snd_hda_intel 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if info 0x040100
[   15.912930] snd_hda_intel 0000:00:1f.3: Digital mics found on Skylake+
platform, using SOF driver
[   15.988359] i2c_hid i2c-DLL0945:00: supply vdd not found, using dummy
regulator
[   15.988376] i2c_hid i2c-DLL0945:00: supply vddl not found, using dummy
regulator
[   16.011076] input: Dell WMI hotkeys as
/devices/platform/PNP0C14:02/wmi_bus/wmi_bus-PNP0C14:02/9DBB5994-A997-11DA-B012-B622A1EF5492/input/input17
[   16.020321] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if info 0x040100
[   16.020325] sof-audio-pci 0000:00:1f.3: Digital mics found on Skylake+
platform, using SOF driver
[   16.020338] sof-audio-pci 0000:00:1f.3: enabling device (0000 -> 0002)
[   16.020661] sof-audio-pci 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if 0x040100
[   16.020775] sof-audio-pci 0000:00:1f.3: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops [i915])
[   16.027386] sof-audio-pci 0000:00:1f.3: use msi interrupt mode
[   16.035823] i2c i2c-15: 8/8 memory slots populated (from DMI)
[   16.035824] i2c i2c-15: Systems with more than 4 memory slots not supported
yet, not instantiating SPD
[   16.074627] input: PC Speaker as /devices/platform/pcspkr/input/input18
[   16.074874] pstore: Efi pstore disabled, enforce via pstore.backend=efi
[   16.074874] pstore: On a broken BIOS, this can severely harm your system
[   16.074874] pstore: Only enable efi based pstore when you know what you are
doing
[   16.087833] sof-audio-pci 0000:00:1f.3: hda codecs found, mask 5
[   16.087834] sof-audio-pci 0000:00:1f.3: using HDA machine driver
skl_hda_dsp_generic now
[   16.087837] sof-audio-pci 0000:00:1f.3: DMICs detected in NHLT tables: 2
[   16.088661] sof-audio-pci 0000:00:1f.3: Direct firmware load for
intel/sof/sof-tgl.ri failed with error -2
[   16.088663] sof-audio-pci 0000:00:1f.3: error: request firmware
intel/sof/sof-tgl.ri failed err: -2
[   16.088666] sof-audio-pci 0000:00:1f.3: error: failed to load DSP firmware
-2
[   16.088978] sof-audio-pci 0000:00:1f.3: error: sof_probe_work failed err: -2