viewtopic.php?f=3&t=4324
I got rid of Pulseaudio and ALSA completely on my Lenovo T510, Ubuntu 11.04 (natty) and installed OSS4 from source. Everything works fine except for the fact that there is no sound from the main speakers. Already tried the solutions mentioned in the above thread. Here some more information.
OSSMIX:
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Selected mixer 0/High Definition Audio 0x14f15069
Known controls are:
codec1.jack.black.mode1 <pcm1|pcm2> (currently pcm1)
codec1.jack.black.mode2 <pcm1|pcm2|input> (currently pcm1)
codec1.jack.green.mode <pcm1|pcm2> (currently pcm1)
codec1.jack.internal.mode <pcm1|pcm2|input> (currently pcm1)
codec1.jack.int-speaker.mode <pcm1|pcm2> (currently pcm1)
codec1.jack.int-mic [<leftvol>:<rightvol>] (currently 47.9:47.9 dB)
codec1.jack.black.mode3 <pcm3|input> (currently pcm3)
codec1.record.rec1 [<leftvol>:<rightvol>] (currently 65.9:65.9 dB)
codec1.record.rec1.rec1 <select1|select2|int-mic|mix> (currently int-mic)
codec1.record.rec2 [<leftvol>:<rightvol>] (currently 79.9:79.9 dB)
codec1.record.rec2.rec2 <select1|select2|int-mic|mix> (currently select1)
codec1.record.rec3 [<leftvol>:<rightvol>] (currently 69.9:69.9 dB)
codec1.record.rec3.rec3 <select1|select2|int-mic|mix> (currently select1)
codec1.misc.pcm11 [<leftvol>:<rightvol>] (currently 73.9:73.9 dB)
codec1.misc.pcm21 [<leftvol>:<rightvol>] (currently 73.9:73.9 dB)
codec1.misc.beep <monovol> (currently 27.9 dB)
codec1.misc.select11 [<leftvol>:<rightvol>] (currently 39.9:39.9 dB)
codec1.misc.select12 <mic1|mic2|internal1|internal2> (currently mic2)
codec1.misc.select21 [<leftvol>:<rightvol>] (currently 39.9:39.9 dB)
codec1.misc.select22 <mic1|mic2|internal1|internal2> (currently mic1)
codec1.misc.pcm12 [<leftvol>:<rightvol>] (currently 73.9:73.9 dB)
codec1.misc.pcm22 [<leftvol>:<rightvol>] (currently 73.9:73.9 dB)
codec1.misc.mix <pcm1|pcm2> (currently pcm1)
codec4.jack.int-digout.mode1 <spdifout3|spdifout4> (currently spdifout3)
codec4.jack.int-digout.mute1 ON|OFF (currently OFF)
codec4.jack.int-digout.mode2 <spdifout3|spdifout4> (currently spdifout3)
codec4.jack.int-digout.mute2 ON|OFF (currently OFF)
codec4.jack.int-digout.mode3 <spdifout3|spdifout4> (currently spdifout3)
codec4.jack.int-digout.mute3 ON|OFF (currently OFF)
vmix0-enable ON|OFF (currently ON)
vmix0-rate <decimal value> (currently 48000) (Read-only)
vmix0-channels <Stereo|Multich> (currently Stereo)
vmix0-src <Fast|High|OFF> (currently Fast)
vmix0-outvol <monovol> (currently 25.0 dB)
vmix0-invol <monovol> (currently 25.0 dB)
vmix0.pcm11 [<leftvol>:<rightvol>] (currently 25.0:25.0 dB)
vmix0.pcm12 [<leftvol>:<rightvol>] (currently 25.0:25.0 dB)
vmix0.pcm13 [<leftvol>:<rightvol>] (currently 25.0:25.0 dB)
vmix0.pcm14 [<leftvol>:<rightvol>] (currently 25.0:25.0 dB)
OSSINFO:
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Version info: OSS 4.2 (b 2004/201105111625) (0x00040100) OSS_HG
Hg revision: changeset: 928:a9a237ddd426, tag: tip, date: Tue Apr 19 09:31:02 2011 +0300, summary: Intel HD Audio Cougar Point added
Platform: Linux/i686 2.6.38-8-generic-pae #42-Ubuntu SMP Mon Apr 11 05:17:09 UTC 2011 (kibou)
Number of audio devices: 11
Number of audio engines: 15
Number of MIDI devices: 0
Number of mixer devices: 1
Device objects
0: osscore0 OSS core services
1: oss_hdaudio0 Intel HD Audio interrupts=91143 (91143)
HD Audio controller Intel HD Audio
Vendor ID 0x80863b56
Subvendor ID 0x17aa215e
Codec 0: Unknown (0x14f15069/0x17aa218b)
Codec 3: Unknown (0x80862804/0x17aa21b5)
2: oss_usb0 USB audio core services
MIDI devices (/dev/midi*)
Mixer devices
0: High Definition Audio 0x14f1506 (Mixer 0 of device object 1)
Audio devices
HD Audio play pcm1 /dev/oss/oss_hdaudio0/pcm0 (device index 0)
HD Audio play pcm2 /dev/oss/oss_hdaudio0/pcm1 (device index 1)
HD Audio play pcm3 /dev/oss/oss_hdaudio0/pcm2 (device index 2)
HD Audio play spdifout1 /dev/oss/oss_hdaudio0/spdout0 (device index 3)
HD Audio play spdifout2 /dev/oss/oss_hdaudio0/spdout1 (device index 4)
HD Audio play spdifout3 /dev/oss/oss_hdaudio0/spdout2 (device index 5)
HD Audio play spdifout4 /dev/oss/oss_hdaudio0/spdout3 (device index 6)
HD Audio rec rec1 /dev/oss/oss_hdaudio0/pcmin0 (device index 7)
HD Audio rec rec2 /dev/oss/oss_hdaudio0/pcmin1 (device index 8)
HD Audio rec rec3 /dev/oss/oss_hdaudio0/pcmin2 (device index 9)
HD Audio rec pcm3 /dev/oss/oss_hdaudio0/pcmin3 (device index 10)
Nodes
/dev/dsp -> /dev/oss/oss_hdaudio0/pcm0
/dev/dsp_in -> /dev/oss/oss_hdaudio0/pcm0
/dev/dsp_out -> /dev/oss/oss_hdaudio0/pcm0
/dev/dsp_ac3 -> /dev/oss/oss_hdaudio0/spdout0
/dev/dsp_mmap -> /dev/oss/oss_hdaudio0/pcm0
/dev/dsp_multich -> /dev/oss/oss_hdaudio0/pcm0
dmseg | grep oss after doing a soundoff - soundon cycle:
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usbcore: deregistering interface driver oss_usb
[ 6064.826849] oss_hdaudio 0000:00:1b.0: PCI INT B disabled
[ 6069.335027] oss_hdaudio 0000:00:1b.0: PCI INT B -> GSI 17 (level, low) -> IRQ 17
[ 6069.339496] oss_hdaudio: HDA codec 0x14f15069 not known yet
[ 6069.399241] oss_hdaudio: HDA codec 0x80862804 not known yet
[ 6069.402296] oss_hdaudio: HDA codec 0x14f15069 not known yet
[ 6069.404194] oss_hdaudio: HDA codec 0x80862804 not known yet
[ 6069.429018] usbcore: registered new interface driver oss_usb
Do you need any more information to debug this? I really don't want to go back to ALSA or Pulse.
