!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Thu Jul 16 21:01:39 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: 4.19.118-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.118-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_bcm2835 !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 1 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 2 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones !!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_usb_audio: index=0 snd_bcm2835: index=1 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_headphones=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, 32 Jul 16 22:59 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Jul 16 22:59 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 48 Jul 16 22:59 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Jul 16 22:59 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Jul 16 22:59 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jul 16 22:59 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jul 16 22:59 . drwxr-xr-x 3 root root 180 Jul 16 22:59 .. lrwxrwxrwx 1 root root 12 Jul 16 22:59 platform-soc:audio -> ../controlC2 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: 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 2: 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:1 '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:2 '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 -888 [88%] [-8.88dB] [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 -888 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -888 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecdh_generic fb_sys_fops fuse garp gpu_sched hci_uart hwmon i2c_dev ip_tables ipv6 llc media raspberrypi_hwmon rfcomm rfkill rpivid_mem serdev snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_timer stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d v4l2_common 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: 1011008 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 cma=64M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 cma=256M video=HDMI-A-1:1280x1024M@60 smsc95xx.macaddr=DC:A6:32:17:B7:E4 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=093bedcc-02 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) -- [ 3.631821] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 3.663543] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.664811] snd_bcm2835: unknown parameter 'index' ignored [ 3.696640] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' -- [ 3.961108] [drm] Setting vblank_disable_immediate to false because get_vblank_timestamp == NULL [ 3.963003] vc4-drm soc:gpu: HDMI-A-1: EDID is invalid: [ 3.963024] [00] ZERO 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA