!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Mar 5 14:47:37 UTC 2023 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.15.84 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k5.15.84 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- vc4 snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 1 [Set ]: USB-Audio - C-Media USB Headphone Set C-Media USB Headphone Set at usb-20980000.usb-1, full speed !!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 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N index : -2,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c000c, ctrlif=0, ctlerr=0 Card: C-Media USB Headphone Set at usb-20980000.usb-1, full speed Unit: 9 Control: name="Headphone Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-7264, max=-16, dBmin=-2837, dBmax=-6 Unit: 9 Control: name="Headphone Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Mic Playback Volume", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=12240, dBmin=0, dBmax=4781 Unit: 13 Control: name="Mic Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Mar 5 12:24 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Mar 5 12:24 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Mar 5 12:24 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 56 Mar 5 12:24 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Mar 5 12:24 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Mar 5 12:23 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 5 12:24 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 5 12:24 . drwxr-xr-x 4 root root 220 Mar 5 12:24 .. lrwxrwxrwx 1 root root 12 Mar 5 12:24 usb-0d8c_C-Media_USB_Headphone_Set-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Mar 5 12:24 . drwxr-xr-x 4 root root 220 Mar 5 12:24 .. lrwxrwxrwx 1 root root 12 Mar 5 12:24 platform-20902000.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 Mar 5 12:24 platform-20980000.usb-usb-0:1:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Set [C-Media USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Set [C-Media USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi Card hw:0 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card Set Card hw:1 'Set'/'C-Media USB Headphone Set at usb-20980000.usb-1, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:000c' Controls : 9 Simple ctrls : 3 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 151 Mono: Front Left: Playback 44 [29%] [-20.13dB] [on] Front Right: Playback 44 [29%] [-20.13dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 32 Capture 0 - 16 Mono: Playback 23 [72%] [34.36dB] [off] Capture 0 [0%] [0.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.Set { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value 23 comment { access 'read write' type INTEGER count 1 range '0 - 32' dbmin -9999999 dbmax 4781 dbvalue.0 3436 } } control.5 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Headphone Playback Volume' value.0 44 value.1 44 comment { access 'read write' type INTEGER count 2 range '0 - 151' dbmin -9999999 dbmax -6 dbvalue.0 -2013 dbvalue.1 -2013 } } control.7 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.9 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q aes_arm aes_generic af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecb ecc ecdh_generic fb_sys_fops fixed fuse garp hci_uart i2c_bcm2835 ip_tables ipv6 libaes libsha256 llc mc raspberrypi_hwmon rfkill sha256_generic snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_soc_hdmi_codec snd_timer snd_usb_audio snd_usbmidi_lib stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 113680 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=Composite-1:720x480@60i smsc95xx.macaddr=B8:27:EB:A1:26:9D vc_mem.mem_base=0x1ec00000 vc_mem.mem_size=0x20000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f04ace78-02 rootfstype=ext4 fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear) -- [ 20.357816] videodev: Linux video capture interface: v2.00 [ 20.457461] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 20.475293] bcm2835_audio bcm2835_audio: there is not valid maps for state default -- [ 32.328281] cfg80211: loaded regulatory.db is malformed or signature is missing/invalid [ 32.882233] usbcore: registered new interface driver snd-usb-audio [ 33.520672] 8021q: 802.1Q VLAN Support v1.8 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.4-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1 rpt1 armhf Utilities for configuring and using ALSA