Comment 4 for bug 1737614

Same problem with HP-250-G4-Notebook-PC

$ cat /proc/asound/card*/codec* | grep Codec
Codec: Realtek ALC3227
Codec: Intel Skylake HDMI

$ sudo lspci -vvv | grep -A 40 -i audio
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
 Subsystem: Hewlett-Packard Company Sunrise Point-LP HD Audio
 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
 Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
 Latency: 32, Cache Line Size: 64 bytes
 Interrupt: pin A routed to IRQ 127
 Region 0: Memory at a1228000 (64-bit, non-prefetchable) [size=16K]
 Region 4: Memory at a1210000 (64-bit, non-prefetchable) [size=64K]
 Capabilities: [50] Power Management version 3
  Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA PME(D0-,D1-,D2-,D3hot+,D3cold+)
  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
 Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
  Address: 00000000fee002b8 Data: 0000
 Kernel driver in use: snd_hda_intel
 Kernel modules: snd_hda_intel, snd_soc_skl

00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21)
 Subsystem: Hewlett-Packard Company Sunrise Point-LP SMBus
 Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
 Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
 Interrupt: pin A routed to IRQ 255
 Region 0: Memory at a1235000 (64-bit, non-prefetchable) [size=256]
 Region 4: I/O ports at 5040 [size=32]
 Kernel modules: i2c_i801

$ lsmod | grep '^snd' | column -t
snd_hda_codec_hdmi 53248 1
snd_hda_codec_realtek 90112 1
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_soc_skl 49152 0
snd_soc_skl_ipc 32768 1 snd_soc_skl
snd_hda_ext_core 28672 1 snd_soc_skl
snd_soc_sst_ipc 16384 1 snd_soc_skl_ipc
snd_soc_sst_dsp 53248 1 snd_soc_skl_ipc
snd_soc_core 212992 1 snd_soc_skl
snd_compress 20480 1 snd_soc_core
snd_pcm_dmaengine 16384 1 snd_soc_core
snd_hda_intel 40960 2
snd_hda_codec 135168 4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
snd_hda_core 77824 7 snd_hda_codec_realtek,snd_hda_ext_core,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_soc_skl
snd_hwdep 16384 1 snd_hda_codec
snd_pcm 106496 8 snd_hda_ext_core,snd_soc_core,snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_soc_skl,snd_pcm_dmaengine,snd_hda_core
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_pcm,snd_seq
snd 81920 17 snd_hda_codec_realtek,snd_soc_core,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_compress

$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC3227 Analog [ALC3227 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0