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1===========================2Standard ALSA Control Names3===========================4 5This document describes standard names of mixer controls.6 7Standard Syntax8---------------9Syntax: [LOCATION] SOURCE [CHANNEL] [DIRECTION] FUNCTION10 11 12DIRECTION13~~~~~~~~~14================ ===============15<nothing> both directions16Playback one direction17Capture one direction18Bypass Playback one direction19Bypass Capture one direction20================ ===============21 22FUNCTION23~~~~~~~~24======== =================================25Switch on/off switch26Volume amplifier27Route route control, hardware specific28======== =================================29 30CHANNEL31~~~~~~~32============ ==================================================33<nothing> channel independent, or applies to all channels34Front front left/right channels35Surround rear left/right in 4.0/5.1 surround36CLFE C/LFE channels37Center center channel38LFE LFE channel39Side side left/right for 7.1 surround40============ ==================================================41 42LOCATION (Physical location of source)43~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~44============ =====================45Front front position46Rear rear position47Dock on docking station48Internal internal49============ =====================50 51SOURCE52~~~~~~53=================== =================================================54Master55Master Mono56Hardware Master57Speaker internal speaker58Bass Speaker internal LFE speaker59Headphone60Line Out61Beep beep generator62Phone63Phone Input64Phone Output65Synth66FM67Mic68Headset Mic mic part of combined headset jack - 4-pin69 headphone + mic70Headphone Mic mic part of either/or - 3-pin headphone or mic71Line input only, use "Line Out" for output72CD73Video74Zoom Video75Aux76PCM77PCM Pan78Loopback79Analog Loopback D/A -> A/D loopback80Digital Loopback playback -> capture loopback -81 without analog path82Mono83Mono Output84Multi85ADC86Wave87Music88I2S89IEC95890HDMI91SPDIF output only92SPDIF In93Digital In94HDMI/DP either HDMI or DisplayPort95=================== =================================================96 97Exceptions (deprecated)98-----------------------99 100===================================== =======================101[Analogue|Digital] Capture Source102[Analogue|Digital] Capture Switch aka input gain switch103[Analogue|Digital] Capture Volume aka input gain volume104[Analogue|Digital] Playback Switch aka output gain switch105[Analogue|Digital] Playback Volume aka output gain volume106Tone Control - Switch107Tone Control - Bass108Tone Control - Treble1093D Control - Switch1103D Control - Center1113D Control - Depth1123D Control - Wide1133D Control - Space1143D Control - Level115Mic Boost [(?dB)]116===================================== =======================117 118PCM interface119-------------120 121=================== ========================================122Sample Clock Source { "Word", "Internal", "AutoSync" }123Clock Sync Status { "Lock", "Sync", "No Lock" }124External Rate external capture rate125Capture Rate capture rate taken from external source126=================== ========================================127 128IEC958 (S/PDIF) interface129-------------------------130 131============================================ ======================================132IEC958 [...] [Playback|Capture] Switch turn on/off the IEC958 interface133IEC958 [...] [Playback|Capture] Volume digital volume control134IEC958 [...] [Playback|Capture] Default default or global value - read/write135IEC958 [...] [Playback|Capture] Mask consumer and professional mask136IEC958 [...] [Playback|Capture] Con Mask consumer mask137IEC958 [...] [Playback|Capture] Pro Mask professional mask138IEC958 [...] [Playback|Capture] PCM Stream the settings assigned to a PCM stream139IEC958 Q-subcode [Playback|Capture] Default Q-subcode bits140 141IEC958 Preamble [Playback|Capture] Default burst preamble words (4*16bits)142============================================ ======================================143