!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Mon May 30 16:32:28 UTC 2022 !!Linux Distribution !!------------------ ID_LIKE="manjaro arch" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.15.36-1-MANJARO-ARM-RPI Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.15.36-1-MANJARO-ARM-RPI Library version: 1.2.6.1 Utilities version: 1.2.6 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/bin/pipewire) Running - Yes Jack: Installed - Yes (/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- 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 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 29 09:27 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 29 09:27 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Apr 29 09:27 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Apr 29 09:27 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 May 30 12:15 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 29 09:27 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Apr 29 09:27 . drwxr-xr-x 3 root root 180 Apr 29 09:27 .. lrwxrwxrwx 1 root root 12 Apr 29 09:27 platform-bcm2835_audio -> ../controlC1 !!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 sysdefault: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 sysdefault: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 -396 [93%] [-3.96dB] [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 -396 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -396 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac crct10dif_ce crypto_user drm drm_kms_helper ecc ecdh_generic fb_sys_fops fuse gpu_sched hci_uart ip6_tables ip6table_filter ip6table_mangle ip6table_nat ip6table_raw ip6table_security ip_tables iptable_filter iptable_mangle iptable_nat iptable_raw ipv6 joydev mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_reject_ipv4 nf_reject_ipv6 nf_tables nfnetlink nft_chain_nat nft_ct nft_fib nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_reject nft_reject_inet nvmem_rmem raspberrypi_hwmon rfcomm rfkill rpivid_mem sch_fq_codel snd snd_bcm2835 snd_compress snd_hrtimer snd_pcm snd_pcm_dmaengine snd_seq snd_seq_device snd_seq_dummy snd_soc_core snd_timer syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables zram zsmalloc !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 2031872 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60 smsc95xx.macaddr=E4:5F:01:00:71:A3 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 root=PARTUUID=5083d72b-02 rw rootwait console=ttyS0,115200 console=tty3 selinux=0 quiet splash plymouth.ignore-serial-consoles smsc95xx.turbo_mode=N dwc_otg.lpm_enable=0 kgdboc=ttyS0,115200 elevator=noop usbhid.mousepoll=8 audit=0 [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 5.998539] mc: Linux media interface: v0.10 [ 6.008521] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 6.040024] bcm2835_audio bcm2835_audio: card created with 4 channels [ 6.060770] videodev: Linux video capture interface: v2.00 [ 6.081180] bcm2835_audio bcm2835_audio: card created with 4 channels [ 6.115416] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.