!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Thu Aug 12 07:17:33 UTC 2021 !!Linux Distribution !!------------------ Gentoo Base System release 2.7 DISTRIB_ID="Gentoo" NAME=Gentoo ID=gentoo PRETTY_NAME="Gentoo/Linux" HOME_URL="https://www.gentoo.org/" SUPPORT_URL="https://www.gentoo.org/support/" BUG_REPORT_URL="https://bugs.gentoo.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.4.45-v8-3b41649ff96d-p4-bis Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.45-v8-3b41649ff96d-p4-bis Library version: 1.2.3.2 Utilities version: 1.2.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headphonbcm2835 Headphones - 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 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 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC1D0p | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Aug 11 02:14 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Aug 11 02:14 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Aug 11 02:14 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Aug 11 02:14 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jan 1 1970 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 11 02:14 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Aug 11 02:14 . drwxr-xr-x 3 root root 180 Aug 11 02:14 .. lrwxrwxrwx 1 root root 12 Aug 11 02:14 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 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 -2000 [77%] [-20.00dB] [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 -2000 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -2000 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_neon_blk aes_neon_bs af_alg algif_skcipher bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cryptd crypto_simd ecc ecdh_generic em28xx evdev fuse hci_uart ipv6 libsha256 lz4 lz4_compress mc nf_defrag_ipv6 raspberrypi_hwmon rfcomm rfkill rpivid_mem serdev sha256_generic snd snd_bcm2835 snd_pcm snd_timer spi_bcm2835 spidev tveeprom uio uio_pdrv_genirq v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1983488 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 bcm2708_fb.fbwidth=1920 bcm2708_fb.fbheight=1080 bcm2708_fb.fbswap=1 smsc95xx.macaddr=E4:5F:01:02:4B:8F vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 root=PARTUUID=7A0C8BB0-02 rootfstype=ext4 elevator=deadline fsck.repair=yes usbhid.mousepoll=0 rootwait [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) -- [ 12.547077] videodev: Linux video capture interface: v2.00 [ 12.583021] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 12.589256] bcm2835_audio bcm2835_audio: card created with 4 channels [ 12.590717] bcm2835_audio bcm2835_audio: card created with 4 channels [ 12.623030] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. -- [ 28.392859] WARNING: CPU: 1 PID: 3484 at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1373 vchiq_ioctl 0x15f4/0x1970 [ 28.392862] Modules linked in: aes_neon_bs lz4 lz4_compress aes_neon_blk crypto_simd cryptd algif_skcipher af_alg hci_uart btbcm serdev ipv6 nf_defrag_ipv6 bnep bluetooth ecdh_generic ecc brcmfmac brcmutil em28xx evdev tveeprom sha256_generic libsha256 spidev bcm2835_codec(C) bcm2835_v4l2(C) cfg80211 bcm2835_isp(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_dma_contig videobuf2_vmalloc rfkill videobuf2_memops snd_pcm videobuf2_v4l2 videobuf2_common snd_timer snd raspberrypi_hwmon videodev spi_bcm2835 mc vc_sm_cma(C) rpivid_mem uio_pdrv_genirq uio [ 28.392918] CPU: 1 PID: 3484 Comm: tvservice Tainted: G C 5.4.45-v8-3b41649ff96d-p4-bis #2 -- [ 28.407672] WARNING: CPU: 3 PID: 3489 at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1373 vchiq_ioctl 0x15f4/0x1970 [ 28.407675] Modules linked in: aes_neon_bs lz4 lz4_compress aes_neon_blk crypto_simd cryptd algif_skcipher af_alg hci_uart btbcm serdev ipv6 nf_defrag_ipv6 bnep bluetooth ecdh_generic ecc brcmfmac brcmutil em28xx evdev tveeprom sha256_generic libsha256 spidev bcm2835_codec(C) bcm2835_v4l2(C) cfg80211 bcm2835_isp(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_dma_contig videobuf2_vmalloc rfkill videobuf2_memops snd_pcm videobuf2_v4l2 videobuf2_common snd_timer snd raspberrypi_hwmon videodev spi_bcm2835 mc vc_sm_cma(C) rpivid_mem uio_pdrv_genirq uio [ 28.407727] CPU: 3 PID: 3489 Comm: tvservice Tainted: G WC 5.4.45-v8-3b41649ff96d-p4-bis #2 -- [ 28.436355] WARNING: CPU: 3 PID: 3497 at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1373 vchiq_ioctl 0x15f4/0x1970 [ 28.436357] Modules linked in: aes_neon_bs lz4 lz4_compress aes_neon_blk crypto_simd cryptd algif_skcipher af_alg hci_uart btbcm serdev ipv6 nf_defrag_ipv6 bnep bluetooth ecdh_generic ecc brcmfmac brcmutil em28xx evdev tveeprom sha256_generic libsha256 spidev bcm2835_codec(C) bcm2835_v4l2(C) cfg80211 bcm2835_isp(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_dma_contig videobuf2_vmalloc rfkill videobuf2_memops snd_pcm videobuf2_v4l2 videobuf2_common snd_timer snd raspberrypi_hwmon videodev spi_bcm2835 mc vc_sm_cma(C) rpivid_mem uio_pdrv_genirq uio [ 28.436407] CPU: 3 PID: 3497 Comm: tvservice Tainted: G WC 5.4.45-v8-3b41649ff96d-p4-bis #2 -- [ 28.492752] WARNING: CPU: 3 PID: 3515 at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1373 vchiq_ioctl 0x15f4/0x1970 [ 28.492754] Modules linked in: aes_neon_bs lz4 lz4_compress aes_neon_blk crypto_simd cryptd algif_skcipher af_alg hci_uart btbcm serdev ipv6 nf_defrag_ipv6 bnep bluetooth ecdh_generic ecc brcmfmac brcmutil em28xx evdev tveeprom sha256_generic libsha256 spidev bcm2835_codec(C) bcm2835_v4l2(C) cfg80211 bcm2835_isp(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_dma_contig videobuf2_vmalloc rfkill videobuf2_memops snd_pcm videobuf2_v4l2 videobuf2_common snd_timer snd raspberrypi_hwmon videodev spi_bcm2835 mc vc_sm_cma(C) rpivid_mem uio_pdrv_genirq uio [ 28.492807] CPU: 3 PID: 3515 Comm: tvservice Tainted: G WC 5.4.45-v8-3b41649ff96d-p4-bis #2