!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Aug 14 10:52:58 UTC 2022 !!Linux Distribution !!------------------ Debian GNU/Linux 11 \n \l PRETTY_NAME="Debian GNU/Linux 11 (bullseye)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.15.32-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.15.32-v7 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_bcm2835 !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!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: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Aug 14 12:36 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Aug 14 12:36 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Aug 14 12:36 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Aug 14 12:36 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Aug 14 12:36 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 14 12:36 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Aug 14 12:36 . drwxr-xr-x 3 root root 180 Aug 14 12:36 .. lrwxrwxrwx 1 root root 12 Aug 14 12:36 platform-bcm2835_audio -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 0 device 0 } ctl.!default { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card b1 Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card Headphones Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ backlight bcm2835_codec bcm2835_mmal_vchiq cec drm drm_kms_helper drm_panel_orientation_quirks fb_sys_fops fixed fuse hid_logitech_dj hid_logitech_hidpp ip6_tables ip6t_REJECT ip6t_rt ip_tables ipt_REJECT ipv6 joydev mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_log_syslog nf_reject_ipv4 nf_reject_ipv6 nf_tables nfnetlink nft_compat nft_counter nft_limit raspberrypi_hwmon snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_timer syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables xt_LOG xt_addrtype xt_conntrack xt_hl xt_limit xt_tcpudp !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 227360 [ 0.000000] Kernel command line: coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60i vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 root=PARTUUID=d5900763-02 rootfstype=ext4 rootwait fsck.repair=yes net.ifnames=0 logo.nologo console=tty1 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 6.570827] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 6.593784] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 6.613956] bcm2835_audio bcm2835_audio: card created with 4 channels !!Packages installed !!-------------------- ii alsa-utils 1.2.4-1 rpt1 armhf Utilities for configuring and using ALSA