!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sat Jan 4 23:16:00 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: 4.19.75-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.75-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA !!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 !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Feb 14 2019 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Feb 14 2019 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Feb 14 2019 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Feb 14 2019 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 1 Feb 14 2019 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 14 2019 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 4 08:16 . drwxr-xr-x 3 root root 180 Jan 4 08:16 .. lrwxrwxrwx 1 root root 12 Feb 14 2019 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 **** !!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 -888 [88%] [-8.88dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -888 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -888 } } 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 2 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 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module rfcomm bnep hci_uart btbcm serdev bluetooth ecdh_generic 8021q lzo garp lzo_compress stp llc zram zsmalloc joydev evdev hid_logitech_hidpp sg rtc_ds1307 bcm2835_codec bcm2835_v4l2 v4l2_mem2mem bcm2835_mmal_vchiq videobuf2_dma_contig vc_sm_cma v4l2_common rpivid_mem vc4 drm_kms_helper v3d gpu_sched drm brcmfmac brcmutil drm_panel_orientation_quirks snd_soc_core snd_compress sha256_generic snd_pcm_dmaengine syscopyarea sysfillrect raspberrypi_hwmon sysimgblt hwmon fb_sys_fops cfg80211 rfkill uvcvideo hid_logitech_dj snd_usb_audio snd_bcm2835 snd_hwdep snd_usbmidi_lib videobuf2_vmalloc i2c_bcm2835 snd_rawmidi videobuf2_memops videobuf2_v4l2 snd_seq_device snd_pcm videobuf2_common snd_timer videodev snd media fixed uio_pdrv_genirq uio cuse fuse i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 899968 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 cma=64M cma=256M cma=256M video=HDMI-A-1:2560x1080M@60,margin_left=0,margin_right=0,margin_top=0,margin_bottom=0 smsc95xx.macaddr=DC:A6:32:09:94:2F vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 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: 65536 (order: 6, 262144 bytes) -- [ 4.020964] videodev: Linux video capture interface: v2.00 [ 4.110260] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.132838] logitech-djreceiver 0003:046D:C52B.0003: hiddev96,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:01:00.0-1.3/input2 [ 4.137996] bcm2835_audio soc:audio: card created with 8 channels [ 4.205306] usbcore: registered new interface driver snd-usb-audio [ 4.206224] uvcvideo: Found UVC 1.00 device HD Webcam C615 (046d:082c)