!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Wed Apr 22 17:11:12 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.19.97-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.97-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [CAMERA ]: USB-Audio - USB2.0 PC CAMERA ARKMICRO USB2.0 PC CAMERA at usb-0000:01:00.0-1.1, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!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 !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!Module: snd_usb_audio autoclock : Y 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 index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x18ec3299, ctrlif=2, ctlerr=0 Card: ARKMICRO USB2.0 PC CAMERA at usb-0000:01:00.0-1.1, high speed Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=8191, dBmin=0, dBmax=3199 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 20 20:35 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 20 20:35 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Apr 20 20:35 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 20 20:35 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Apr 20 20:35 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 56 Apr 20 20:35 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Apr 20 20:35 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 20 20:35 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Apr 20 20:35 . drwxr-xr-x 4 root root 240 Apr 20 20:35 .. lrwxrwxrwx 1 root root 12 Apr 20 20:35 usb-ARKMICRO_USB2.0_PC_CAMERA-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Apr 20 20:35 . drwxr-xr-x 4 root root 240 Apr 20 20:35 .. lrwxrwxrwx 1 root root 12 Apr 20 20:35 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.1:1.2 -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 20 20:35 platform-soc:audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: CAMERA [USB2.0 PC CAMERA], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -13 [96%] [-0.13dB] [on] !!-------Mixer controls for card 1 [CAMERA] Card hw:1 'CAMERA'/'ARKMICRO USB2.0 PC CAMERA at usb-0000:01:00.0-1.1, high speed' Mixer name : 'USB Mixer' Components : 'USB18ec:3299' Controls : 4 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 32 Front Left: Capture 29 [91%] [28.99dB] [on] Front Right: Capture 29 [91%] [28.99dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -13 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -13 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } state.CAMERA { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Mic Capture Volume' value.0 29 value.1 29 comment { access 'read write' type INTEGER count 2 range '0 - 32' dbmin 0 dbmax 3199 dbvalue.0 2899 dbvalue.1 2899 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module hidp rfcomm bnep hci_uart btbcm serdev bluetooth ecdh_generic fuse 8021q garp stp llc evdev vc4 v3d drm_kms_helper gpu_sched snd_usb_audio drm snd_hwdep snd_usbmidi_lib snd_rawmidi uvcvideo drm_panel_orientation_quirks snd_seq_device snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea brcmfmac sysfillrect brcmutil sysimgblt fb_sys_fops snd_bcm2835 sha256_generic snd_pcm snd_timer cfg80211 raspberrypi_hwmon hwmon snd rfkill bcm2835_codec v4l2_mem2mem bcm2835_v4l2 videobuf2_dma_contig bcm2835_mmal_vchiq v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media vc_sm_cma rpivid_mem uio_pdrv_genirq uio i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 503104 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 cma=64M cma=256M video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:3E:A3:1E vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=/dev/mmcblk0p7 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) -- [ 3.473304] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 3.514779] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.534588] bcm2835_audio soc:audio: card created with 8 channels -- [ 3.796260] USB Video Class driver (1.1.1) [ 3.818002] usbcore: registered new interface driver snd-usb-audio [ 3.887028] vc4-drm soc:gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4])