!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Oct 30 01:00:38 UTC 2016 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.4.21-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.21-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [H540 ]: USB-Audio - Logitech USB Headset H540 Logitech Inc Logitech USB Headset H540 at usb-3f980000.usb-1.2, full speed !!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 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 force_bulk : N !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x046d0a37, ctrlif=0, ctlerr=0 Card: Logitech Inc Logitech USB Headset H540 at usb-3f980000.usb-1.2, full speed Unit: 2 Control: name="Auto Gain Control", index=0 Info: id=2, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-13056, max=1280, dBmin=-5100, dBmax=500 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 5 Control: name="Headphone Playback Volume", index=0 Info: id=5, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-15360, max=768, dBmin=-6000, dBmax=300 Unit: 5 Control: name="Headphone Playback Switch", index=0 Info: id=5, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Sidetone Playback Volume", index=0 Info: id=11, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=4096, dBmin=0, dBmax=1600 Unit: 11 Control: name="Sidetone Playback Switch", index=0 Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Oct 29 08:19 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Oct 29 08:19 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Oct 29 08:19 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Oct 29 08:19 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Oct 29 08:19 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Oct 29 21:36 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Oct 29 08:19 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 29 08:19 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Oct 29 08:19 . drwxr-xr-x 4 root root 240 Oct 29 08:19 .. lrwxrwxrwx 1 root root 12 Oct 29 08:19 usb-Logitech_Inc_Logitech_USB_Headset_H540_00000000-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Oct 29 08:19 . drwxr-xr-x 4 root root 240 Oct 29 08:19 .. lrwxrwxrwx 1 root root 12 Oct 29 08:19 platform-3f980000.usb-usb-0:1.2:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) #Speaker pcm.headset_speaker { type dmix ipc_key 1 slave { pcm "hw:1,0" period_time 0 period_size 1024 buffer_size 4096 rate 48000 } bindings { 0 0 1 1 } } pcm.!default { type plug slave.pcm headset_speaker } #Microphone pcm.headset_mic { type dsnoop ipc_key 2 slave { pcm "hw:1,0" period_time 0 period_size 2048 buffer_size 8192 rate 48000 channels 2 } bindings { 0 0 1 1 } } pcm.mic { type softvol min_dB -10.0 max_dB 50.0 slave { pcm "headset_mic" } control { name "mic" card 1 } } !!Aplay/Arecord output !!-------------------- APLAY aplay: device_list:268: no soundcards found... ARECORD arecord: device_list:268: no soundcards found... !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!-------Mixer controls for card 1 [H540] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module bnep hci_uart btbcm bluetooth snd_usb_audio brcmfmac snd_hwdep evdev snd_usbmidi_lib snd_rawmidi brcmutil snd_seq_device cfg80211 rfkill snd_bcm2835 snd_pcm bcm2835_gpiomem bcm2835_wdt snd_timer snd uio_pdrv_genirq uio ipv6 !!ALSA/HDA dmesg !!-------------- [ 5.720286] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [ 5.730739] usbcore: registered new interface driver snd-usb-audio [ 5.733855] brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: May 27 2016 00:13:38 version 7.45.41.26 (r640327) FWID 01-df77e4a7