我刚刚在我的 iota 360 上安装了内核为 4.13.0-36-generic 的 Ubuntu 16.04.1。我被警告会出现声音问题，而且声音确实不起作用。我重新安装了 ALSA 和 Pulseaudio。我尝试了许多不同的方法，包括安装和未安装 Pulseaudio（只是尝试单独使用 ALSA）。右上角没有声音图标。没有 Pulseaudio，一些错误会有所不同，但仍然没有声音。我也查看了 BIOS，没有看到任何与声音有关的内容。我只是想了解发生了什么，并希望得到任何帮助。以下是我所看到的所有不同建议的输出列表：
- 混频器
- 播放-l
- 播放-L
- aplay样本.wav
- aplay -D plughw:CARD=音频，DEV=0 ~/sample.wav
- aplay -D hw:CARD=Audio,DEV=0 ~/sample.wav
- 请参阅lspci-v | grep -A7 -i“音频”
- 串行通信
- 须藤lshw
- sudo lshw -类声音
- 消息 | grep 音频
- 消息 | grep lpe
- lsmod | grep snd
- 印西-A
>>> amixer
Simple mixer control 'PCM',0
Capabilities: pvolume
Playback channels: Front Left - Front Right
Limits: Playback 0 - 255
Mono:
Front Left: Playback 255 [100%] [0.00dB]
Front Right: Playback 255 [100%] [0.00dB]
>>> aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: Audio [Intel HDMI/DP LPE Audio], device 0: HdmiLpeAudio [Intel HDMI/DP LPE Audio]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 0: Audio [Intel HDMI/DP LPE Audio], device 1: HdmiLpeAudio [Intel HDMI/DP LPE Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Audio [Intel HDMI/DP LPE Audio], device 2: HdmiLpeAudio [Intel HDMI/DP LPE Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
>>> aplay -L
default
Playback/recording through the PulseAudio sound server
null
Discard all samples (playback) or generate zero samples (capture)
pulse
PulseAudio Sound Server
sysdefault:CARD=Audio
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Default Audio Device
front:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Front speakers
hdmi:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
HDMI Audio Output
dmix:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample mixing device
dmix:CARD=Audio,DEV=1
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample mixing device
dmix:CARD=Audio,DEV=2
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample mixing device
dsnoop:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample snooping device
dsnoop:CARD=Audio,DEV=1
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample snooping device
dsnoop:CARD=Audio,DEV=2
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct sample snooping device
hw:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct hardware device without any conversions
hw:CARD=Audio,DEV=1
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct hardware device without any conversions
hw:CARD=Audio,DEV=2
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Direct hardware device without any conversions
plughw:CARD=Audio,DEV=0
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Hardware device with all software conversions
plughw:CARD=Audio,DEV=1
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Hardware device with all software conversions
plughw:CARD=Audio,DEV=2
Intel HDMI/DP LPE Audio, Intel HDMI/DP LPE Audio
Hardware device with all software conversions
我有一个示例 wav 文件，这是我“播放”它时得到的。
>>> aplay sample.wav
Playing WAVE 'sample.wav' : Unsigned 8 bit, Rate 11025 Hz, Mono
underrun!!! (at least 0.033 ms long)
underrun!!! (at least 0.017 ms long)
没有声音。当我这样做时也会发生这种情况
>>> aplay -D default:CARD=Audio ~/sample.wav
ALSA lib conf.c:4738:(snd_config_expand) Unknown parameters CARD=Audio
ALSA lib pcm.c:2266:(snd_pcm_open_noupdate) Unknown PCM default:CARD=Audio
aplay: main:722: audio open error: Invalid argument
>>> aplay -D plughw:CARD=Audio,DEV=0 ~/sample.wav
aplay: main:722: audio open error: Device or resource busy
如果我尝试一些其他设备，我会收到一些错误：
>>> aplay -D hw:CARD=Audio,DEV=0 ~/sample.wav
aplay: main:722: audio open error: Device or resource busy
跑步
>>> lspci -v | grep -A7 -i "audio"
不返回任何内容。
>>> lspci
00:00.0 Host bridge: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series SoC Transaction Register (rev 36)
00:02.0 VGA compatible controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCI Configuration Registers (rev 36)
00:03.0 Multimedia controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Imaging Unit (rev 36)
00:0b.0 Signal processing controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Power Management Controller (rev 36)
00:14.0 USB controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series USB xHCI Controller (rev 36)
00:1a.0 Encryption controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Trusted Execution Engine (rev 36)
00:1f.0 ISA bridge: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCU (rev 36)
我也跑了
>>> sudo lshw
iota
description: Notebook
product: IOTA2210 (20180326304)
vendor: iOTA
version: 1
serial: EM134119719
width: 64 bits
capabilities: smbios-3.0 dmi-3.0 vsyscall32
configuration: boot=normal chassis=notebook family=IOTA2210 sku=20180326304 uuid=F29FCCDF-F527-E811-B1A7-B0DA79E17600
*-core
description: Motherboard
product: H8316-216B
vendor: iOTA
physical id: 0
version: 1.0
serial: Default string
slot: Default string
*-firmware
description: BIOS
vendor: American Megatrends Inc.
physical id: 0
version: 8.18
date: 05/26/2018
size: 64KiB
capacity: 4032KiB
capabilities: pci upgrade shadowing cdboot bootselect socketedrom edd int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int14serial int17printer acpi usb biosbootspecification uefi
*-memory
description: System Memory
physical id: 28
slot: System board or motherboard
size: 2GiB
*-bank:0
description: DIMM DDR3 1066 MHz (0.9 ns)
product: 00000000
vendor: Hynix Semiconductor
physical id: 0
serial: 00000000
slot: A1_DIMM0
size: 2GiB
width: 8 bits
clock: 1066MHz (0.9ns)
*-bank:1
description: DIMMProject-Id-Version: lshwReport-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>POT-Creation-Date: 2009-10-08 14:02+0200PO-Revision-Date: 2012-02-05 00:26+0000Last-Translator: Andi Chandler <Unknown>Language-Team: English (United Kingdom) <[email protected]>MIME-Version: 1.0Content-Type: text/plain; charset=UTF-8Content-Transfer-Encoding: 8bitX-Launchpad-Export-Date: 2016-06-27 17:08+0000X-Generator: Launchpad (build 18115) [empty]
product: 00000000
vendor: Hynix Semiconductor
physical id: 1
serial: 00000000
slot: A1_DIMM1
*-cache:0
description: L1 cache
physical id: 32
slot: CPU Internal L1
size: 224KiB
capacity: 224KiB
capabilities: internal write-back
configuration: level=1
*-cache:1
description: L2 cache
physical id: 33
slot: CPU Internal L2
size: 2MiB
capacity: 2MiB
capabilities: internal write-back unified
configuration: level=2
*-cpu
description: CPU
product: Intel(R) Atom(TM) x5-Z8350 CPU @ 1.44GHz
vendor: Intel Corp.
physical id: 34
bus info: cpu@0
version: Intel(R) Atom(TM) x5-Z8350 CPU @ 1.44GHz
slot: SOCKET 0
size: 484MHz
capacity: 2400MHz
width: 64 bits
clock: 80MHz
capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp constant_tsc arch_perfmon pebs bts rep_good nopl xtopology tsc_reliable nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 movbe popcnt tsc_deadline_timer aes rdrand lahf_lm 3dnowprefetch epb pti retpoline spec_ctrl tpr_shadow vnmi flexpriority ept vpid tsc_adjust smep erms dtherm ida arat cpufreq
configuration: cores=4 enabledcores=4 threads=4
*-pci
description: Host bridge
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series SoC Transaction Register
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 36
width: 32 bits
clock: 33MHz
configuration: driver=iosf_mbi_pci
resources: irq:0
*-display
description: VGA compatible controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCI Configuration Registers
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 36
width: 64 bits
clock: 33MHz
capabilities: pm msi vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:217 memory:90000000-90ffffff memory:80000000-8fffffff ioport:f000(size=64) memory:c0000-dffff
*-multimedia UNCLAIMED
description: Multimedia controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Imaging Unit
vendor: Intel Corporation
physical id: 3
bus info: pci@0000:00:03.0
version: 36
width: 32 bits
clock: 33MHz
capabilities: pm msi cap_list
configuration: latency=0
resources: memory:91000000-913fffff
*-generic:0
description: Signal processing controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Power Management Controller
vendor: Intel Corporation
physical id: b
bus info: pci@0000:00:0b.0
version: 36
width: 64 bits
clock: 33MHz
capabilities: msi pm cap_list
configuration: driver=proc_thermal latency=0
resources: irq:263 memory:9183b000-9183bfff
*-usb
description: USB controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series USB xHCI Controller
vendor: Intel Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: 36
width: 64 bits
clock: 33MHz
capabilities: pm msi xhci bus_master cap_list
configuration: driver=xhci_hcd latency=0
resources: irq:215 memory:91800000-9180ffff
*-usbhost:0
product: xHCI Host Controller
vendor: Linux 4.13.0-36-generic xhci-hcd
physical id: 0
bus info: usb@1
logical name: usb1
version: 4.13
capabilities: usb-2.00
configuration: driver=hub slots=7 speed=480Mbit/s
*-usb:0
description: Mouse
product: USB OPTICAL MOUSE
physical id: 1
bus info: usb@1:1
version: 1.00
capabilities: usb-1.10
configuration: driver=usbhid maxpower=100mA speed=2Mbit/s
*-usb:1
description: Keyboard
product: USB Keyboard
vendor: Hantick
physical id: 2
bus info: usb@1:2
version: 50.01
serial: NT16H-MEDION-US-20170601-VER:3.0
capabilities: usb-1.10
configuration: driver=usbhid maxpower=100mA speed=2Mbit/s
*-usb:2
description: Video
product: USB 2.0 PC Cam
vendor: Image Processor
physical id: 4
bus info: usb@1:4
version: 0.05
capabilities: usb-2.00
configuration: driver=uvcvideo maxpower=500mA speed=480Mbit/s
*-usbhost:1
product: xHCI Host Controller
vendor: Linux 4.13.0-36-generic xhci-hcd
physical id: 1
bus info: usb@2
logical name: usb2
version: 4.13
capabilities: usb-3.00
configuration: driver=hub slots=6 speed=5000Mbit/s
*-generic:1
description: Encryption controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Trusted Execution Engine
vendor: Intel Corporation
physical id: 1a
bus info: pci@0000:00:1a.0
version: 36
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=mei_txe latency=0
resources: irq:264 memory:91700000-917fffff memory:91600000-916fffff
*-isa
description: ISA bridge
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCU
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 36
width: 32 bits
clock: 33MHz
capabilities: isa bus_master cap_list
configuration: driver=lpc_ich latency=0
resources: irq:0
*-network
description: Wireless interface
physical id: 1
logical name: wlan0
serial: 58:b3:fc:11:96:7f
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=rtl8723bs ip=192.168.1.1 multicast=yes wireless=IEEE 802.11bgn
>>> sudo lshw -class sound
*-multimedia UNCLAIMED
description: Multimedia controller
product: Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Imaging Unit
vendor: Intel Corporation
physical id: 3
bus info: pci@0000:00:03.0
version: 36
width: 32 bits
clock: 33MHz
capabilities: pm msi cap_list
configuration: latency=0
resources: memory:91000000-913fffff
*-usb:2
description: Video
product: USB 2.0 PC Cam
vendor: Image Processor
physical id: 4
bus info: usb@1:4
version: 0.05
capabilities: usb-2.00
configuration: driver=uvcvideo maxpower=500mA speed=480Mbit/s
>>> dmesg | grep audio
[ 2.918575] [drm] HDaudio controller not detected, using LPE audio instead
[ 6.159055] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=0 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input5
[ 6.159219] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=1 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input6
[ 6.159376] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=2 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input7
[ 375.884694] Modules linked in: bnep hci_uart btbcm serdev btqca btintel bluetooth ecdh_generic nls_iso8859_1 joydev intel_rapl intel_powerclamp coretemp kvm_intel kvm axp288_fuel_gauge axp288_charger irqbypass axp288_adc extcon_axp288 axp20x_pek punit_atom_debug crct10dif_pclmul crc32_pclmul gpio_keys ghash_clmulni_intel pcbc uvcvideo aesni_intel aes_x86_64 crypto_simd glue_helper videobuf2_vmalloc cryptd videobuf2_memops videobuf2_v4l2 intel_cstate videobuf2_core input_leds hid_multitouch videodev media mei_txe snd_intel_sst_acpi lpc_ich snd_intel_sst_core processor_thermal_device mei snd_soc_sst_atom_hifi2_platform intel_soc_dts_iosf snd_hdmi_lpe_audio snd_soc_sst_match snd_soc_nau8824 snd_soc_rt5670 snd_seq_midi snd_soc_rt5645 snd_seq_midi_event mac_hid snd_soc_rt5640 extcon_intel_int3496 snd_rawmidi
[ 1320.661402] audit: type=1400 audit(1585211663.236:34): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap-update-ns.pulseaudio" pid=8044 comm="apparmor_parser"
[ 1321.044900] audit: type=1400 audit(1585211663.620:35): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap.pulseaudio.config" pid=8045 comm="apparmor_parser"
[ 1321.089625] audit: type=1400 audit(1585211663.664:36): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap.pulseaudio.pactl" pid=8046 comm="apparmor_parser"
[ 1321.471130] audit: type=1400 audit(1585211664.046:37): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap.pulseaudio.paplay" pid=8047 comm="apparmor_parser"
[ 1321.512963] audit: type=1400 audit(1585211664.088:38): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap.pulseaudio.parec" pid=8048 comm="apparmor_parser"
[ 1321.899794] audit: type=1400 audit(1585211664.475:39): apparmor="STATUS" operation="profile_load" profile="unconfined" name="snap.pulseaudio.pulseaudio" pid=8049 comm="apparmor_parser"
[ 1325.590203] audit: type=1400 audit(1585211668.165:42): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap.pulseaudio.pactl" pid=8104 comm="apparmor_parser"
[ 1325.615777] audit: type=1400 audit(1585211668.191:43): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap.pulseaudio.paplay" pid=8105 comm="apparmor_parser"
[ 1326.145532] audit: type=1400 audit(1585211668.720:44): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap.pulseaudio.parec" pid=8107 comm="apparmor_parser"
[ 1326.159051] audit: type=1400 audit(1585211668.734:45): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap-update-ns.pulseaudio" pid=8109 comm="apparmor_parser"
[ 1326.161066] audit: type=1400 audit(1585211668.736:46): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap.pulseaudio.config" pid=8110 comm="apparmor_parser"
[ 1326.168965] audit: type=1400 audit(1585211668.744:47): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap.pulseaudio.pulseaudio" pid=8111 comm="apparmor_parser"
[ 1327.823790] audit: type=1400 audit(1585211670.399:50): apparmor="DENIED" operation="open" profile="snap.pulseaudio.pulseaudio" name="/sys/devices/virtual/dmi/id/board_vendor" pid=8172 comm="pulseaudio" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
[ 1327.838949] audit: type=1400 audit(1585211670.414:51): apparmor="DENIED" operation="capable" profile="snap.pulseaudio.pulseaudio" pid=8172 comm="pulseaudio" capability=2 capname="dac_read_search"
[ 1327.838959] audit: type=1400 audit(1585211670.414:52): apparmor="DENIED" operation="capable" profile="snap.pulseaudio.pulseaudio" pid=8172 comm="pulseaudio" capability=1 capname="dac_override"
[ 1328.070160] audit: type=1400 audit(1585211670.645:53): apparmor="DENIED" operation="open" profile="snap.pulseaudio.pulseaudio" name="/sys/devices/virtual/dmi/id/board_vendor" pid=8172 comm="pulseaudio" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
[ 1331.176406] audit: type=1400 audit(1585211673.752:65): apparmor="DENIED" operation="open" profile="snap.pulseaudio.pulseaudio" name="/sys/devices/virtual/dmi/id/board_vendor" pid=8387 comm="pulseaudio" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
>>> dmesg | grep lpe
[ 6.159055] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=0 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input5
[ 6.159219] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=1 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input6
[ 6.159376] input: Intel HDMI/DP LPE Audio HDMI/DP,pcm=2 as /devices/pci0000:00/0000:00:02.0/hdmi-lpe-audio/sound/card0/input7
[ 9.382625] audit: type=1400 audit(1585210352.479:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=760 comm="apparmor_parser"
[ 9.445470] audit: type=1400 audit(1585210352.542:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="webbrowser-app//oxide_helper" pid=763 comm="apparmor_parser"
[ 375.884694] Modules linked in: bnep hci_uart btbcm serdev btqca btintel bluetooth ecdh_generic nls_iso8859_1 joydev intel_rapl intel_powerclamp coretemp kvm_intel kvm axp288_fuel_gauge axp288_charger irqbypass axp288_adc extcon_axp288 axp20x_pek punit_atom_debug crct10dif_pclmul crc32_pclmul gpio_keys ghash_clmulni_intel pcbc uvcvideo aesni_intel aes_x86_64 crypto_simd glue_helper videobuf2_vmalloc cryptd videobuf2_memops videobuf2_v4l2 intel_cstate videobuf2_core input_leds hid_multitouch videodev media mei_txe snd_intel_sst_acpi lpc_ich snd_intel_sst_core processor_thermal_device mei snd_soc_sst_atom_hifi2_platform intel_soc_dts_iosf snd_hdmi_lpe_audio snd_soc_sst_match snd_soc_nau8824 snd_soc_rt5670 snd_seq_midi snd_soc_rt5645 snd_seq_midi_event mac_hid snd_soc_rt5640 extcon_intel_int3496 snd_rawmidi
[ 375.884790] fdp_i2c dw_dmac r8723bs(CE) fdp dw_dmac_core snd_soc_rl6231 intel_hid nci sparse_keymap cfg80211 snd_soc_core intel_soc_pmic_bxtwc snd_seq nfc intel_pmc_ipc snd_compress ac97_bus kxcjk_1013 snd_pcm_dmaengine rfkill_gpio axp20x_i2c snd_pcm snd_seq_device axp20x silead goodix industrialio_triggered_buffer kfifo_buf industrialio intel_cht_int33fe snd_timer snd 8250_dw soundcore spi_pxa2xx_platform tpm_crb intel_int0002_vgpio dptf_power acpi_pad soc_button_array int3406_thermal int3400_thermal acpi_thermal_rel int3403_thermal int340x_thermal_zone parport_pc ppdev lp parport autofs4 overlay hid_generic usbhid mmc_block i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm video i2c_hid hid pwm_lpss_platform pwm_lpss sdhci_acpi sdhci
[ 1324.994413] audit: type=1400 audit(1585211667.569:41): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/core/8689/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=8102 comm="apparmor_parser"
>>> lsmod | grep snd
snd_intel_sst_acpi 16384 0
snd_intel_sst_core 77824 1 snd_intel_sst_acpi
snd_soc_sst_atom_hifi2_platform 102400 1 snd_intel_sst_core
snd_hdmi_lpe_audio 24576 0
snd_soc_sst_match 16384 1 snd_intel_sst_acpi
snd_soc_nau8824 53248 0
snd_soc_rt5670 131072 0
snd_seq_midi 16384 0
snd_soc_rt5645 147456 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_soc_rt5640 118784 0
snd_rawmidi 32768 1 snd_seq_midi
snd_soc_rl6231 16384 3 snd_soc_rt5670,snd_soc_rt5640,snd_soc_rt5645
snd_soc_core 229376 5 snd_soc_rt5670,snd_soc_nau8824,snd_soc_rt5640,snd_soc_sst_atom_hifi2_platform,snd_soc_rt5645
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
snd_compress 20480 1 snd_soc_core
ac97_bus 16384 1 snd_soc_core
snd_pcm_dmaengine 16384 1 snd_soc_core
snd_pcm 98304 8 snd_soc_rt5670,snd_hdmi_lpe_audio,snd_pcm_dmaengine,snd_soc_nau8824,snd_soc_rt5640,snd_soc_sst_atom_hifi2_platform,snd_soc_rt5645,snd_soc_core
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 9 snd_compress,snd_seq,snd_hdmi_lpe_audio,snd_timer,snd_soc_sst_atom_hifi2_platform,snd_rawmidi,snd_seq_device,snd_soc_core,snd_pcm
soundcore 16384 1 snd
>>> inxi -A
Audio: Card Intel HDMI/DP LPE Audio driver: HdmiLpeAudio Sound: ALSA v: k4.13.0-36-generic