Comment 7 for bug 1033996

Raymond (superquad-vortex2) wrote :

snd-intel8x0 does not support mono (i.e. snd_pcm_hw_param_set_channels(1) failed),.but pa still probing path analog ouput mono

you have to ask the developers at <email address hidden> and <email address hidden>

0.043| 0.000) D: [pulseaudio] alsa-util.c: Managed to open plug:hw:0
( 0.043| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.043| 0.000) D: [pulseaudio] alsa-util.c: Trying plug:hw:0 without SND_PCM_NO_AUTO_FORMAT ...
( 0.043| 0.000) D: [pulseaudio] alsa-util.c: Managed to open plug:hw:0
( 0.043| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.043| 0.000) I: [pulseaudio] alsa-util.c: Failed to set hardware parameters on plug:hw:0: Invalid argument
( 0.043| 0.000) D: [pulseaudio] alsa-mixer.c: Looking at profile output:analog-mono+input:iec958-stereo
( 0.043| 0.000) D: [pulseaudio] alsa-mixer.c: Checking for playback on Analog Mono (analog-mono)
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: Trying hw:0 with SND_PCM_NO_AUTO_FORMAT ...
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: Managed to open hw:0
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: Trying hw:0 without SND_PCM_NO_AUTO_FORMAT ...
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: Managed to open hw:0
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.044| 0.000) D: [pulseaudio] alsa-util.c: Trying plug:hw:0 with SND_PCM_NO_AUTO_FORMAT ...
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: Managed to open plug:hw:0
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: Trying plug:hw:0 without SND_PCM_NO_AUTO_FORMAT ...
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: Managed to open plug:hw:0
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_hw_params_set_channels(1) failed: Invalid argument
( 0.045| 0.000) I: [pulseaudio] alsa-util.c: Failed to set hardware parameters on plug:hw:0: Invalid argument

( 0.045| 0.000) D: [pulseaudio] alsa-mixer.c: Looking at profile output:analog-stereo
( 0.045| 0.000) D: [pulseaudio] alsa-mixer.c: Checking for playback on Analog Stereo (analog-stereo)
( 0.045| 0.000) D: [pulseaudio] alsa-util.c: Trying front:0 with SND_PCM_NO_AUTO_FORMAT ...
( 0.048| 0.002) D: [pulseaudio] alsa-util.c: Managed to open front:0
( 0.048| 0.000) D: [pulseaudio] alsa-util.c: Maximum hw buffer size is 371 ms
( 0.049| 0.000) D: [pulseaudio] alsa-util.c: Set buffer size first (to 3528 samples), period size second (to 441 samples).
( 0.049| 0.000) D: [pulseaudio] alsa-mixer.c: Profile output:analog-stereo supported.

( 0.054| 0.000) D: [pulseaudio] alsa-mixer.c: Probing path 'analog-output-mono'
( 0.054| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Hardware Master' succeeded (volume=0, switch=0, enumeration=0).
( 0.054| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Master' succeeded (volume=2, switch=2, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Master Front' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Master Mono' succeeded (volume=1, switch=1, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Headphone' succeeded (volume=3, switch=1, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Headphone2' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Speaker' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Desktop Speaker' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Front' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Rear' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Surround' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Side' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Center' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'LFE' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'PCM' succeeded (volume=1, switch=1, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'External Amplifier' succeeded (volume=0, switch=4, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Bass Boost' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'IEC958' succeeded (volume=0, switch=2, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'IEC958 Optical Raw' succeeded (volume=0, switch=0, enumeration=0).
( 0.055| 0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Analog Output' succeeded (volume=0, switch=0, enumeration=0).