!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Apr 7 02:32:44 UTC 2026 !!Linux Distribution !!------------------ !!DMI Information !!--------------- Manufacturer: HUAWEI Product Name: HUAWEI QingYun L540-031 Product Version: HUAWEI QingYun L540 Firmware Version: 1.00.71 System SKU: C233 Board Vendor: HUAWEI Board Name: SP1KVVM !!ACPI Device Status Information !!--------------- !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #7000.57036.23 SMP PREEMPT Wed Dec 3 15:11:32 CST 2025 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.96-arm64-desktop Library version: Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [dacombinev5mach]: da_combine_v5_m - da_combine_v5_machine_card HUAWEI-HUAWEIQingYunL540_031-HUAWEIQingYunL540-SP1KVVM 1 [hisihdmi ]: hisi-hdmi - hisi-hdmi HUAWEI-HUAWEIQingYunL540_031-HUAWEIQingYunL540-SP1KVVM 2 [Dummy ]: Dummy - Dummy Dummy 1 !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/da_combine_v5_machine Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/audio-dp-machine Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/snd_dummy Tree: !!HDA-Intel Codec information !!--------------------------- --startcollapse-- Name:da_combine_v5 Vendor:HISILICON Model:da_combine_v5 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 7 08:42 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 7 08:42 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Apr 7 08:42 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 24 Apr 7 08:42 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 16 Apr 7 08:42 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 25 Apr 7 08:42 /dev/snd/pcmC0D1c crw-rw---- 1 root audio 116, 17 Apr 7 08:42 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 48 Apr 7 08:42 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Apr 7 08:42 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Apr 7 10:28 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 33 Apr 7 08:42 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Apr 7 08:42 . drwxr-xr-x 3 root root 280 Apr 7 08:42 .. lrwxrwxrwx 1 root root 12 Apr 7 08:42 platform-audio_dp_machine -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 7 08:42 platform-snd_dummy.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 7 08:42 platform-sound_DA_combine_v5 -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: dacombinev5mach [da_combine_v5_machine_card], device 0: da_combine_pb_normal da_combine_v5-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: dacombinev5mach [da_combine_v5_machine_card], device 1: da_combine_bluetooth da_combine_v5-1 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: hisihdmi [hisi-hdmi], device 0: dp audio-dp-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 ARECORD **** List of CAPTURE Hardware Devices **** card 0: dacombinev5mach [da_combine_v5_machine_card], device 0: da_combine_pb_normal da_combine_v5-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: dacombinev5mach [da_combine_v5_machine_card], device 1: da_combine_bluetooth da_combine_v5-1 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM] Subdevices: 7/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 !!Amixer output !!------------- !!-------Mixer controls for card dacombinev5mach Card hw:0 'dacombinev5mach'/'HUAWEI-HUAWEIQingYunL540_031-HUAWEIQingYunL540-SP1KVVM' Mixer name : '' Components : 'hi_codec' Controls : 19 Simple ctrls : 15 Simple mixer control 'Speaker',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Mic',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] Simple mixer control 'I2S2_BLUETOOTH_LOOP_SWITCH ENABLE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'ADCL0_MUX',0 Capabilities: enum Items: 'ADC0' 'ADC1' 'ADC2' 'ADC3' 'ADC4' 'DMIC0L' 'DMIC0R' 'DMIC1L' 'DMIC1R' 'ADC_MAD' Item0: 'DMIC0L' Simple mixer control 'ADCL1_MUX',0 Capabilities: enum Items: 'ADC0' 'ADC1' 'ADC2' 'ADC3' 'ADC4' 'DMIC0L' 'DMIC0R' 'DMIC1L' 'DMIC1R' 'ADC_MAD' Item0: 'DMIC1L' Simple mixer control 'ADCR0_MUX',0 Capabilities: enum Items: 'ADC0' 'ADC1' 'ADC2' 'ADC3' 'ADC4' 'DMIC0L' 'DMIC0R' 'DMIC1L' 'DMIC1R' 'ADC_MAD' Item0: 'DMIC0R' Simple mixer control 'ADCR1_MUX',0 Capabilities: enum Items: 'ADC0' 'ADC1' 'ADC2' 'ADC3' 'ADC4' 'DMIC0L' 'DMIC0R' 'DMIC1L' 'DMIC1R' 'ADC_MAD' Item0: 'DMIC1R' Simple mixer control 'Bt',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Bt Playback Wb',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Bt Uplink',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Bt Uplink Wb',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Headset',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Headset Mic',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [off] Simple mixer control 'S1_IL_MUX',0 Capabilities: enum Items: 'S1_INL' 'D1' Item0: 'D1' Simple mixer control 'S1_IR_MUX',0 Capabilities: enum Items: 'S1_INR' 'D2' Item0: 'D2' !!-------Mixer controls for card hisihdmi Card hw:1 'hisihdmi'/'HUAWEI-HUAWEIQingYunL540_031-HUAWEIQingYunL540-SP1KVVM' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 0 !!-------Mixer controls for card Dummy Card hw:2 'Dummy'/'Dummy 1' Mixer name : 'Dummy Mixer' Components : '' Controls : 11 Simple ctrls : 6 Simple mixer control 'Master',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 100 [100%] [0.00dB] Capture [off] Front Right: 100 [100%] [0.00dB] Capture [off] Simple mixer control 'Synth',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'Line',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: -50 [0%] [-45.00dB] Capture [off] Front Right: -50 [0%] [-45.00dB] Capture [off] Simple mixer control 'CD',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'Mic',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 40 [60%] [-18.00dB] Capture [off] Front Right: 40 [60%] [-18.00dB] Capture [off] Simple mixer control 'External I/O Box',0 Capabilities: enum Items: 'None' 'CD Player' Item0: 'CD Player' !!Alsactl output !!-------------- --startcollapse-- state.dacombinev5mach { control.1 { iface CARD name 'Headset Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface CARD name 'Headphone Jack' value false comment { access read type BOOLEAN count 1 } } control.3 { iface CARD name 'Speaker Jack' value true comment { access read type BOOLEAN count 1 } } control.4 { iface CARD name 'Mic Jack' value true comment { access read type BOOLEAN count 1 } } control.5 { iface MIXER name S1_IL_MUX value D1 comment { access 'read write' type ENUMERATED count 1 item.0 S1_INL item.1 D1 } } control.6 { iface MIXER name S1_IR_MUX value D2 comment { access 'read write' type ENUMERATED count 1 item.0 S1_INR item.1 D2 } } control.7 { iface MIXER name ADCL0_MUX value DMIC0L comment { access 'read write' type ENUMERATED count 1 item.0 ADC0 item.1 ADC1 item.2 ADC2 item.3 ADC3 item.4 ADC4 item.5 DMIC0L item.6 DMIC0R item.7 DMIC1L item.8 DMIC1R item.9 ADC_MAD } } control.8 { iface MIXER name ADCR0_MUX value DMIC0R comment { access 'read write' type ENUMERATED count 1 item.0 ADC0 item.1 ADC1 item.2 ADC2 item.3 ADC3 item.4 ADC4 item.5 DMIC0L item.6 DMIC0R item.7 DMIC1L item.8 DMIC1R item.9 ADC_MAD } } control.9 { iface MIXER name ADCL1_MUX value DMIC1L comment { access 'read write' type ENUMERATED count 1 item.0 ADC0 item.1 ADC1 item.2 ADC2 item.3 ADC3 item.4 ADC4 item.5 DMIC0L item.6 DMIC0R item.7 DMIC1L item.8 DMIC1R item.9 ADC_MAD } } control.10 { iface MIXER name ADCR1_MUX value DMIC1R comment { access 'read write' type ENUMERATED count 1 item.0 ADC0 item.1 ADC1 item.2 ADC2 item.3 ADC3 item.4 ADC4 item.5 DMIC0L item.6 DMIC0R item.7 DMIC1L item.8 DMIC1R item.9 ADC_MAD } } control.11 { iface MIXER name 'I2S2_BLUETOOTH_LOOP_SWITCH ENABLE' value false comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.13 { iface MIXER name 'Headset Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface MIXER name 'Headset Mic Capture Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.15 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.16 { iface MIXER name 'Bt Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.17 { iface MIXER name 'Bt Playback Wb Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.18 { iface MIXER name 'Bt Uplink Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.19 { iface MIXER name 'Bt Uplink Wb Switch' value false comment { access 'read write' type BOOLEAN count 1 } } } state.hisihdmi { control.1 { iface CARD name 'HDMI/DP Jack' value false comment { access read type BOOLEAN count 1 } } } state.Dummy { control.1 { iface MIXER name 'Master Volume' value.0 100 value.1 100 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.2 { iface MIXER name 'Master Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Synth Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.4 { iface MIXER name 'Synth Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Line Volume' value.0 -50 value.1 -50 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -4500 dbvalue.1 -4500 } } control.6 { iface MIXER name 'Line Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.7 { iface MIXER name 'Mic Volume' value.0 40 value.1 40 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -1800 dbvalue.1 -1800 } } control.8 { iface MIXER name 'Mic Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.9 { iface MIXER name 'CD Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.10 { iface MIXER name 'CD Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.11 { iface MIXER name 'External I/O Box' value 'CD Player' comment { access 'read write' type ENUMERATED count 1 item.0 None item.1 'CD Player' } } } --endcollapse-- !!All Loaded Modules !!------------------ deepin_netmonitor filearmor lightcherry lightfig lightnut lightorange snd_dummy udl uos_bluetooth_connection_control uos_resources usbip_core usbip_host vfs_monitor !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-utils 1.1.8.4-deepin1 arm64 Utilities for configuring and using ALSA