[alsa-devel] Fwd: No sound with ATI SB450

[Takashi Iwai]

At Mon, 23 Apr 2007 10:50:18 +0000,
Ben DiDonc wrote:
> 
> Tobin,
> Unfortunately, ACPI was on at all times. My laptop hardly ever boots
> without ACPI (randomly, the SATA driver fails before it can even mount
> the root partition).
> I ran some more tests today:
> I loaded Ubuntu Edgy from the live CD where the sound chip used to
> work (kernel 2.6.17, alsa driver 1.0.12rc1). Obviously the sound works
> straight away. From there , I ran the same series of test: download
> and build (--with-debug=detect) the next version of alsa-driver, run a
> capture from mic and try playing it back, check syslog and run
> alsa-info.sh. I did this for successive versions of alsa-driver
> (starting with 1.0.12) until it fails.
> Here are the results:
> 
> Alsa driver 1.0.12rc1(shipped with edgy):
> capture: working, playback working, alsa-info.sh at http://pastebin.ca/453947
> 
> Alsa driver 1.0.12: (alsa-info.sh at http://pastebin.ca/453971 )
> syslog lines after modprobe:
> ACPI: PCI Interrupt 0000:00:14.2[A] -> GSI 16 (level, low) -> IRQ 233
> ALSA alsa-driver-1.0.12/pci/hda/../../alsa-kernel/pci/hda/hda_intel.c:663:
> codec_mask = 0x9
> hda_codec: Unknown model for ALC861, trying auto-probe from BIOS...
> ALSA alsa-driver-1.0.12/pci/hda/hda_codec.c:2150: autoconfig:
> line_outs=1 (0xb/0x0/0x0/0x0/0x0)
> ALSA alsa-driver-1.0.12/pci/hda/hda_codec.c:2154:    speaker_outs=0
> (0x0/0x0/0x0/0x0/0x0)
> ALSA alsa-driver-1.0.12/pci/hda/hda_codec.c:2156:    hp=0x0,
> dig_out=0x0, din_in=0x0
> ALSA alsa-driver-1.0.12/pci/hda/hda_codec.c:2164:    inputs: mic=0xd,
> fmic=0x0, line=0x0, fline=0x0, cd=0x11, aux=0x0
> 
> capture: working
> //capture starting
> hda_intel.c:1124: azx_pcm_prepare: bufsize=0x10000, fragsize=0x1000, format=0x11
> hda_codec.c:628: hda_codec_setup_stream: NID=0x8, stream=0x1,
> channel=0, format=0x11
> //capture stopping
> hda_codec.c:628: hda_codec_setup_stream: NID=0x8, stream=0x0,
> channel=0, format=0x0
> 
> playback: working
> //starting
> ALSA hda_intel.c:1124: azx_pcm_prepare: bufsize=0x10000,
> fragsize=0x1000, format=0x11
> ALSA hda_codec.c:628: hda_codec_setup_stream: NID=0x3, stream=0x5,
> channel=0, format=0x11
> //stopping
> ALSA hda_codec.c:628: hda_codec_setup_stream: NID=0x3, stream=0x0,
> channel=0, format=0x0
> 
> alsa-driver-1.0.13 (alsa-info.sh at http://pastebin.ca/453975 )
> modprobe snd-hda-intel:
> hda_intel.c:680: codec_mask = 0x9
> hda_codec: Unknown model for ALC861, trying auto-probe from BIOS...
> hda_codec.c:2164: autoconfig: line_outs=1 (0xb/0x0/0x0/0x0/0x0)
> hda_codec.c:2168:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
> hda_codec.c:2172:    hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
> hda_codec.c:2180:    inputs: mic=0xd, fmic=0x0, line=0x0, fline=0x0,
> cd=0x11, aux=0x0
> capture works fine, syslog output similar to 1.0.12 plus an extra
> "hda-intel: Invalid position buffer, using LPIB read method instead"
> in the middle of the capture. Playback works fine too, with the same
> syslog entries as 1.0.12
> 
> 
> alsa-driver-1.0.14rc1 (alsa-info.sh at http://pastebin.ca/453991 )
> modprobe:
> ALSA hda_intel.c:696: codec_mask = 0x9
> ALSA hda_codec.c:1768: hda_codec: model 'toshiba' is selected for
> config 1179:ff10 (Toshiba)
> Capture works (output similar to 1.0.12)
> Playback does NOT work this time:
> syslog shows a call to azx_pcm_prepare: and 4 calls to
> hda_codec_setup_stream with different nids (3, 6 ,5, 4 as pointed out
> my previous post)
> 
> 
> alsa-driver-1.0.14rc2 (alsa-info.sh at http://pastebin.ca/453799 )
> modprobe: the codec is correctly detected
> ALSA hda_intel.c:696: codec_mask = 0x9
> ALSA hda_codec.c:1764: hda_codec: model 'toshiba' is selected for
> config 1179:ff10 (Toshiba)
> Capture works. Playback does NOT work, same syslog entries as
> 1.0.14rc1 with multiple calls to hda_codec_setup_stream
> 
> 
> alsa-driver-1.0.14rc3 (alsa-info.sh at http://pastebin.ca/453785 )
> modprobe: the codec isnt detected.
> ALSA hda_intel.c:696: codec_mask = 0x9
> capture and playback dont work.
> 
> Summary: I tried alsa-driver 1.012 through to 1.0.14rc3 on ubuntu edgy
> (kernel 2.6.17). 12 and 13 work fine, 14rc1 and 2 capture works but
> not playback, 14rc3 doesnt detect the codec.
> What next ? not sure, maybe make a diff of alsa-kernel/pci/hda-intel
> between releases 13 and 14 ...

Try to pass model=auto to snd-hda-intel module, and check whether it
works (make sure that you have unmuted/adjusted mixer elements before
that).  Then get /proc/asound/card0/codec#* files, and compare with
the files without model option.


Takashi