!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Sun Oct 17 14:25:29 UTC 2021 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.10.63-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.63-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) snd_soc_simple_card (card 2) !!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 2 [sndrpii2scard ]: snd_rpi_i2s_car - snd_rpi_i2s_card snd_rpi_i2s_card !!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_i2smic_rpi: rpi_platform_generation=2 snd_i2smic_rpi: rpi_platform_generation=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 !!Module: snd_soc_simple_card * : !!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: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Oct 16 13:26 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Oct 16 13:26 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Oct 16 13:26 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Oct 16 13:26 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Oct 16 13:26 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Oct 16 13:26 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Oct 16 13:26 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Oct 16 13:26 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 16 13:26 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Oct 16 13:26 . drwxr-xr-x 3 root root 240 Oct 16 13:26 .. lrwxrwxrwx 1 root root 12 Oct 16 13:26 platform-asoc-simple-card.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 Oct 16 13:26 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 card 2: sndrpii2scard [snd_rpi_i2s_card], device 0: simple-card_codec_link snd-soc-dummy-dai-0 [simple-card_codec_link snd-soc-dummy-dai-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: sndrpii2scard [snd_rpi_i2s_card], device 0: simple-card_codec_link snd-soc-dummy-dai-0 [simple-card_codec_link snd-soc-dummy-dai-0] Subdevices: 1/1 Subdevice #0: subdevice #0 !!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] !!-------Mixer controls for card sndrpii2scard Card hw:2 'sndrpii2scard'/'snd_rpi_i2s_card' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!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 } } } state.sndrpii2scard { control { } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops garp gpu_sched hci_uart ip_tables ipv6 llc mc nvmem_rmem raspberrypi_hwmon rfkill rpivid_mem sha256_generic snd snd_bcm2835 snd_compress snd_i2smic_rpi snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_soc_simple_card snd_soc_simple_card_utils snd_timer stp 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 !!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 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60 smsc95xx.macaddr=DC:A6:32:39:F6:72 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=e26bca70-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 3.762401] systemd[1]: Condition check resulted in Kernel Module supporting RPCSEC_GSS being skipped. [ 3.997050] snd_i2smic_rpi: loading out-of-tree module taints kernel. [ 3.997581] snd-i2smic-rpi: Version 0.1.0 [ 3.997594] snd-i2smic-rpi: Setting platform to fe203000.i2s [ 4.012057] request module load 'bcm2708-dmaengine': 0 -- [ 5.397050] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned. [ 5.397292] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.399811] bcm2835_vc_sm_cma_probe: Videocore shared memory driver -- [ 5.406807] [vc_sm_connected_init]: installed successfully [ 5.408103] bcm2835_audio bcm2835_audio: card created with 4 channels [ 5.409579] mc: Linux media interface: v0.10 -- [ 5.568381] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 5.587268] bcm2835_audio bcm2835_audio: card created with 4 channels [ 5.587285] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA