user@dell ~ $ aplay --list-devices **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC3204 Analog [ALC3204 Analog] Subdevices: 0/1 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 card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4] Subdevices: 1/1 Subdevice #0: subdevice #0 user@dell ~ $ lspci 00:00.0 Host bridge: Intel Corporation Coffee Lake HOST and DRAM Controller (rev 0b) 00:02.0 VGA compatible controller: Intel Corporation UHD Graphics 620 (Whiskey Lake) 00:04.0 Signal processing controller: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem (rev 0b) 00:08.0 System peripheral: Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th/8th Gen Core Processor Gaussian Mixture Model 00:12.0 Signal processing controller: Intel Corporation Cannon Point-LP Thermal Controller (rev 30) 00:13.0 Serial controller: Intel Corporation Cannon Point-LP Integrated Sensor Hub (rev 30) 00:14.0 USB controller: Intel Corporation Cannon Point-LP USB 3.1 xHCI Controller (rev 30) 00:14.2 RAM memory: Intel Corporation Cannon Point-LP Shared SRAM (rev 30) 00:14.3 Network controller: Intel Corporation Cannon Point-LP CNVi [Wireless-AC] (rev 30) 00:15.0 Serial bus controller [0c80]: Intel Corporation Cannon Point-LP Serial IO I2C Controller #0 (rev 30) 00:15.1 Serial bus controller [0c80]: Intel Corporation Cannon Point-LP Serial IO I2C Controller #1 (rev 30) 00:16.0 Communication controller: Intel Corporation Cannon Point-LP MEI Controller #1 (rev 30) 00:17.0 SATA controller: Intel Corporation Cannon Point-LP SATA Controller [AHCI Mode] (rev 30) 00:1d.0 PCI bridge: Intel Corporation Cannon Point-LP PCI Express Root Port #9 (rev f0) 00:1d.4 PCI bridge: Intel Corporation Cannon Point-LP PCI Express Root Port #13 (rev f0) 00:1f.0 ISA bridge: Intel Corporation Cannon Point-LP LPC Controller (rev 30) 00:1f.3 Audio device: Intel Corporation Cannon Point-LP High Definition Audio Controller (rev 30) 00:1f.4 SMBus: Intel Corporation Cannon Point-LP SMBus Controller (rev 30) 00:1f.5 Serial bus controller [0c80]: Intel Corporation Cannon Point-LP SPI Controller (rev 30) 01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15) 02:00.0 Non-Volatile memory controller: Intel Corporation SSD 660P Series (rev 03) user@dell ~ $ lsmod Module Size Used by ccm 20480 9 rfcomm 90112 16 fuse 139264 3 snd_hda_codec_hdmi 73728 1 cmac 16384 11 algif_hash 16384 5 algif_skcipher 16384 5 af_alg 32768 22 algif_hash,algif_skcipher bnep 28672 2 hid_sensor_gyro_3d 20480 0 hid_sensor_magn_3d 20480 0 hid_sensor_rotation 20480 0 hid_sensor_incl_3d 20480 0 hid_sensor_accel_3d 20480 0 hid_sensor_trigger 20480 13 hid_sensor_gyro_3d,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation industrialio_triggered_buffer 16384 5 hid_sensor_gyro_3d,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation kfifo_buf 16384 1 industrialio_triggered_buffer hid_sensor_iio_common 20480 6 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation industrialio 94208 8 industrialio_triggered_buffer,hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,kfifo_buf,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation hid_sensor_hub 24576 7 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_iio_common,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation snd_sof_pci 24576 0 intel_ishtp_loader 24576 0 snd_sof_intel_byt 20480 1 snd_sof_pci snd_sof_intel_ipc 20480 1 snd_sof_intel_byt snd_sof_intel_hda_common 90112 1 snd_sof_pci snd_soc_hdac_hda 24576 1 snd_sof_intel_hda_common iTCO_wdt 16384 0 snd_sof_xtensa_dsp 16384 2 snd_sof_intel_hda_common,snd_sof_intel_byt iTCO_vendor_support 16384 1 iTCO_wdt snd_sof_intel_hda 20480 1 snd_sof_intel_hda_common mousedev 24576 0 x86_pkg_temp_thermal 20480 0 snd_sof 126976 4 snd_sof_pci,snd_sof_intel_hda_common,snd_sof_intel_byt,snd_sof_intel_ipc intel_powerclamp 20480 0 intel_ishtp_hid 28672 0 dell_laptop 28672 0 cros_ec_ishtp 20480 0 coretemp 20480 0 dell_wmi 20480 0 cros_ec 20480 1 cros_ec_ishtp snd_soc_skl 180224 0 joydev 28672 0 intel_rapl_msr 20480 0 btusb 65536 0 snd_soc_sst_ipc 20480 1 snd_soc_skl snd_soc_sst_dsp 40960 1 snd_soc_skl btrtl 24576 1 btusb hid_multitouch 32768 0 snd_hda_ext_core 36864 4 snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl,snd_sof_intel_hda btbcm 20480 1 btusb hid_generic 16384 0 snd_soc_acpi_intel_match 45056 3 snd_sof_pci,snd_sof_intel_hda_common,snd_soc_skl btintel 32768 1 btusb snd_soc_acpi 16384 4 snd_soc_acpi_intel_match,snd_sof_intel_hda_common,snd_sof_intel_byt,snd_soc_skl mei_hdcp 24576 0 dell_smbios 32768 2 dell_wmi,dell_laptop snd_soc_core 299008 4 snd_sof,snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl bluetooth 712704 43 btrtl,btintel,btbcm,bnep,btusb,rfcomm wmi_bmof 16384 0 kvm_intel 327680 0 nls_iso8859_1 16384 1 snd_hda_codec_realtek 135168 1 nls_cp437 20480 1 snd_compress 32768 1 snd_soc_core snd_hda_codec_generic 98304 1 snd_hda_codec_realtek ac97_bus 16384 1 snd_soc_core vfat 24576 1 snd_pcm_dmaengine 16384 1 snd_soc_core dell_wmi_descriptor 20480 2 dell_wmi,dell_smbios fat 86016 1 vfat kvm 835584 1 kvm_intel ecdh_generic 16384 2 bluetooth ledtrig_audio 16384 4 snd_hda_codec_generic,snd_hda_codec_realtek,snd_sof,dell_laptop dcdbas 20480 1 dell_smbios ecc 36864 1 ecdh_generic iwlmvm 462848 0 irqbypass 16384 1 kvm dell_smm_hwmon 24576 0 snd_hda_intel 53248 5 crct10dif_pclmul 16384 1 crc32_pclmul 16384 0 snd_intel_dspcfg 28672 4 snd_hda_intel,snd_sof_pci,snd_sof_intel_hda_common,snd_soc_skl mac80211 1040384 1 iwlmvm ghash_clmulni_intel 16384 0 snd_hda_codec 167936 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek,snd_soc_hdac_hda uvcvideo 114688 0 libarc4 16384 1 mac80211 aesni_intel 368640 22 videobuf2_vmalloc 20480 1 uvcvideo snd_hda_core 106496 10 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_ext_core,snd_hda_codec,snd_hda_codec_realtek,snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl,snd_sof_intel_hda videobuf2_memops 20480 1 videobuf2_vmalloc crypto_simd 16384 1 aesni_intel videobuf2_v4l2 28672 1 uvcvideo cryptd 24576 7 crypto_simd,ghash_clmulni_intel glue_helper 16384 1 aesni_intel snd_hwdep 16384 1 snd_hda_codec iwlwifi 393216 1 iwlmvm videobuf2_common 57344 2 videobuf2_v4l2,uvcvideo intel_cstate 16384 0 intel_uncore 159744 0 videodev 274432 3 videobuf2_v4l2,uvcvideo,videobuf2_common snd_pcm 147456 11 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_sof,snd_sof_intel_hda_common,snd_compress,snd_soc_core,snd_soc_skl,snd_hda_core,snd_pcm_dmaengine intel_rapl_perf 16384 0 r8169 98304 0 snd_timer 45056 1 snd_pcm realtek 24576 1 snd 114688 19 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_compress,snd_soc_core,snd_pcm xpad 40960 0 psmouse 184320 0 input_leds 16384 0 pcspkr 16384 0 i2c_i801 36864 0 soundcore 16384 1 snd cfg80211 897024 3 iwlmvm,iwlwifi,mac80211 mc 61440 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common libphy 147456 2 r8169,realtek ff_memless 20480 1 xpad mei_me 49152 1 intel_lpss_pci 20480 0 processor_thermal_device 24576 0 intel_ish_ipc 28672 0 intel_lpss 16384 1 intel_lpss_pci intel_rapl_common 32768 2 intel_rapl_msr,processor_thermal_device mei 126976 3 mei_hdcp,mei_me rfkill 28672 8 bluetooth,dell_laptop,cfg80211 idma64 20480 0 intel_ishtp 61440 4 cros_ec_ishtp,intel_ishtp_hid,intel_ish_ipc,intel_ishtp_loader intel_pch_thermal 16384 0 intel_soc_dts_iosf 20480 1 processor_thermal_device tpm_crb 20480 0 ucsi_acpi 16384 0 typec_ucsi 36864 1 ucsi_acpi typec 53248 1 typec_ucsi i2c_hid 32768 0 wmi 36864 4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor hid 143360 5 i2c_hid,hid_multitouch,hid_sensor_hub,intel_ishtp_hid,hid_generic battery 20480 0 soc_button_array 20480 0 int3403_thermal 16384 0 tpm_tis 16384 0 tpm_tis_core 32768 1 tpm_tis tpm 77824 3 tpm_tis,tpm_crb,tpm_tis_core rng_core 16384 1 tpm evdev 28672 19 int3402_thermal 16384 0 int340x_thermal_zone 16384 3 int3403_thermal,int3402_thermal,processor_thermal_device intel_hid 24576 0 int3400_thermal 20480 0 acpi_thermal_rel 16384 1 int3400_thermal mac_hid 16384 0 sparse_keymap 16384 2 intel_hid,dell_wmi ac 16384 0 vboxnetflt 32768 0 vboxnetadp 28672 0 vboxdrv 524288 2 vboxnetadp,vboxnetflt sg 40960 0 crypto_user 16384 0 ip_tables 36864 0 x_tables 53248 1 ip_tables ext4 798720 3 crc32c_generic 16384 0 crc16 16384 2 bluetooth,ext4 mbcache 16384 1 ext4 jbd2 139264 1 ext4 serio_raw 20480 0 atkbd 36864 0 libps2 20480 2 atkbd,psmouse xhci_pci 20480 0 crc32c_intel 24576 5 xhci_hcd 286720 1 xhci_pci i8042 32768 1 dell_laptop serio 28672 6 serio_raw,atkbd,psmouse,i8042 i915 2617344 16 intel_gtt 24576 1 i915 i2c_algo_bit 16384 1 i915 drm_kms_helper 258048 1 i915 syscopyarea 16384 1 drm_kms_helper sysfillrect 16384 1 drm_kms_helper sysimgblt 16384 1 drm_kms_helper fb_sys_fops 16384 1 drm_kms_helper cec 69632 2 drm_kms_helper,i915 rc_core 61440 1 cec drm 581632 12 drm_kms_helper,i915 agpgart 53248 2 intel_gtt,drm