Comment 37 for bug 1921632

Installed the proposed kernel 5.11.0-19 on the Dell Latitude 9520, the audio works.

[ 0.000000] Linux version 5.11.0-19-generic (buildd@lcy01-amd64-025) (gcc (Ubuntu 10.3.0-1ubuntu1) 10.3.0, GNU ld (GNU Binutils for Ubuntu) 2.36.1) #20-Ubuntu SMP Tue Jun 1 10:51:47 UTC 2021 (Ubuntu 5.11.0-19.20-generic 5.11.21)
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.11.0-19-generic root=UUID=8ea841b0-b453-4ee6-9595-5a60018eef31 ro quiet splash vt.handoff=7
....

[ 9.479914] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 3

[ 9.479918] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 4

[ 9.479920] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 5

[ 9.479922] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 6

[ 9.479924] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 7

[ 9.479926] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no PCM in topology for HDMI converter 8

[ 9.498512] input: sof-soundwire Headset Jack as /devices/pci0000:00/0000:00:1f.3/sof_sdw/sound/card0/input17
[ 9.498557] input: sof-soundwire HDMI/DP,pcm=5 as /devices/pci0000:00/0000:00:1f.3/sof_sdw/sound/card0/input18
[ 9.498599] input: sof-soundwire HDMI/DP,pcm=6 as /devices/pci0000:00/0000:00:1f.3/sof_sdw/sound/card0/input19
[ 9.498639] input: sof-soundwire HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1f.3/sof_sdw/sound/card0/input20