Hello folks, All of a sudden, it worked fine in Linux kernel 3.8, I believe after booting Linux kernel 3.9 (which has ALSA HDA changes). I can no longer hear audio from speakers on laptop. If I plug in headphones audio works.
[ 18.434846] hda_codec: CX20561 (Hermosa): BIOS auto-probing. [ 18.434932] ALSA sound/pci/hda/hda_auto_parser.c:306 autoconfig: line_outs=1 (0x1a/0x0/0x0/0x0/0x0) type:speaker [ 18.434934] ALSA sound/pci/hda/hda_auto_parser.c:310 speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 18.434936] ALSA sound/pci/hda/hda_auto_parser.c:314 hp_outs=2 (0x19/0x16/0x0/0x0/0x0) [ 18.434937] ALSA sound/pci/hda/hda_auto_parser.c:315 mono: mono_out=0x0 [ 18.434939] ALSA sound/pci/hda/hda_auto_parser.c:318 dig-out=0x1c/0x0 [ 18.434940] ALSA sound/pci/hda/hda_auto_parser.c:319 inputs: [ 18.434942] ALSA sound/pci/hda/hda_auto_parser.c:323 Mic=0x18 [ 18.434944] ALSA sound/pci/hda/hda_auto_parser.c:323 Internal Mic=0x1d [ 18.434945] ALSA sound/pci/hda/hda_auto_parser.c:323 Dock Mic=0x17 [ 18.435835] ALSA sound/pci/hda/patch_conexant.c:4587 hda_codec: Enable sync_write for stable communication [ 18.443473] input: HDA Intel Dock Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9 [ 18.443563] input: HDA Intel Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10 [ 18.443614] input: HDA Intel Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11 [ 18.443674] input: HDA Intel Dock Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12 I did a hard power off, even booted into a Windows OS to see the windows kernel driver might reset the autio ports and it didn't fix this even, did the kernel driver reprogram the hardware badly somewhere? How can I fix this? Thanks, Shawn -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/