Messages in this thread | | | Date | Fri, 02 Jul 2021 18:59:33 +0100 | From | Paul Cercueil <> | Subject | Re: [PATCH v2] ALSA: hda: Continue to probe when codec probe fails |
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Hi,
Le ven., juin 25 2021 at 13:45:35 +0100, Paul Cercueil <paul@crapouillou.net> a écrit : > Hi Kai-Heng, > > I am facing the same bug. Unfortunately your patch does not seem to > fix the bug for me, the nvidia GPU stays constantly active. Only if I > unbind the snd-hda-intel module for this PCI device that the nvidia > GPU will eventually go to sleep.
Nevermind, I'm stupid. I think I just didn't have the PM mode set to "auto", because I tried again and it works now. Ignore my email.
If you (or anybody) does a v3, please Cc me.
Cheers, -Paul
> My dmesg (with your patch applied): > > [ 1.821358] MXM: GUID detected in BIOS > [ 1.821396] ACPI BIOS Error (bug): AE_AML_PACKAGE_LIMIT, Index > (0x000000003) is beyond end of object (length 0x0) > (20200925/exoparg2-393) > [ 1.821406] ACPI Error: Aborting method \_SB.PCI0.GFX0._DSM due to > previous error (AE_AML_PACKAGE_LIMIT) (20200925/psparse-529) > [ 1.821415] ACPI: \_SB_.PCI0.GFX0: failed to evaluate _DSM (0x300b) > [ 1.821419] ACPI Warning: \_SB.PCI0.GFX0._DSM: Argument #4 type > mismatch - Found [Buffer], ACPI requires [Package] > (20200925/nsarguments-61) > [ 1.821528] i915 0000:00:02.0: optimus capabilities: enabled, status > dynamic power, > [ 1.821554] ACPI BIOS Error (bug): AE_AML_PACKAGE_LIMIT, Index > (0x000000003) is beyond end of object (length 0x0) > (20200925/exoparg2-393) > [ 1.821560] ACPI Error: Aborting method \_SB.PCI0.GFX0._DSM due to > previous error (AE_AML_PACKAGE_LIMIT) (20200925/psparse-529) > [ 1.821565] ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP._DSM due > to previous error (AE_AML_PACKAGE_LIMIT) (20200925/psparse-529) > [ 1.821572] ACPI: \_SB_.PCI0.PEG0.PEGP: failed to evaluate _DSM > (0x300b) > [ 1.821574] ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type > mismatch - Found [Buffer], ACPI requires [Package] > (20200925/nsarguments-61) > [ 1.821683] pci 0000:01:00.0: optimus capabilities: enabled, status > dynamic power, > [ 1.821685] VGA switcheroo: detected Optimus DSM method > \_SB_.PCI0.PEG0.PEGP handle > [ 1.821920] nouveau 0000:01:00.0: NVIDIA GK107 (0e71f0a2) > [ 1.830781] nouveau 0000:01:00.0: bios: version 80.07.95.00.07 > [ 1.894392] nouveau 0000:01:00.0: fb: 2048 MiB DDR3 > [ 1.896669] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on > minor 0 > [ 1.896862] ACPI: Video Device [PEGP] (multi-head: yes rom: yes post: > no) > [ 1.897361] input: Video Bus as > /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:02/LNXVIDEO:00/input/input12 > [ 1.897974] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: > no) > [ 1.898219] nouveau 0000:01:00.0: bus: MMIO write of 0000001f FAULT > at 6013d4 [ IBUS ] > [ 1.900114] input: Video Bus as > /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:01/input/input13 > [ 1.969353] vga_switcheroo: enabled > [ 1.969407] [TTM] Zone kernel: Available graphics memory: 3791596 KiB > [ 1.969408] [TTM] Zone dma32: Available graphics memory: 2097152 KiB > [ 1.969409] [TTM] Initializing pool allocator > [ 1.969416] [TTM] Initializing DMA pool allocator > [ 1.969431] nouveau 0000:01:00.0: DRM: VRAM: 2048 MiB > [ 1.969432] nouveau 0000:01:00.0: DRM: GART: 1048576 MiB > [ 1.969436] nouveau 0000:01:00.0: DRM: Pointer to TMDS table not found > [ 1.969438] nouveau 0000:01:00.0: DRM: DCB version 4.0 > [ 1.971139] nouveau 0000:01:00.0: DRM: MM: using COPY for buffer > copies > [ 1.971485] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 > on minor 1 > > [ ... ] > > [ 4.594245] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops > i915_audio_component_bind_ops [i915]) > [ 4.594380] snd_hda_intel 0000:01:00.1: can't change power state from > D3cold to D0 (config space inaccessible) > [ 4.594410] snd_hda_intel 0000:01:00.1: can't change power state from > D3cold to D0 (config space inaccessible) > [ 4.594486] snd_hda_intel 0000:01:00.1: Disabling MSI > [ 4.594494] snd_hda_intel 0000:01:00.1: Handle vga_switcheroo audio > client > [ 4.594526] snd_hda_intel 0000:01:00.1: number of I/O streams is 30, > forcing separate stream tags > > [ ... ] > > [ 4.696732] hdaudio hdaudioC1D0: no AFG or MFG node found > [ 4.696745] hdaudio hdaudioC1D1: no AFG or MFG node found > [ 4.696752] hdaudio hdaudioC1D2: no AFG or MFG node found > [ 4.696759] hdaudio hdaudioC1D3: no AFG or MFG node found > [ 4.696765] hdaudio hdaudioC1D4: no AFG or MFG node found > [ 4.696771] hdaudio hdaudioC1D5: no AFG or MFG node found > [ 4.696778] hdaudio hdaudioC1D6: no AFG or MFG node found > [ 4.696785] hdaudio hdaudioC1D7: no AFG or MFG node found > [ 4.696787] snd_hda_intel 0000:01:00.1: no codecs initialized > > Cheers, > -Paul > > > Le mer., déc. 16 2020 at 20:47:24 +0800, Kai-Heng Feng > <kai.heng.feng@canonical.com> a écrit : >> Similar to commit 9479e75fca37 ("ALSA: hda: Keep the controller >> initialization even if no codecs found"), when codec probe fails, it >> doesn't enable runtime suspend, and can prevent graphics card from >> getting powered down: >> [ 4.280991] snd_hda_intel 0000:01:00.1: no codecs initialized >> >> $ cat /sys/bus/pci/devices/0000:01:00.1/power/runtime_status >> active >> >> So mark there's no codec and continue probing to let runtime PM to >> work. >> >> BugLink: https://bugs.launchpad.net/bugs/1907212 >> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> >> --- >> sound/pci/hda/hda_intel.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c >> index 6852668f1bcb..872a703dee43 100644 >> --- a/sound/pci/hda/hda_intel.c >> +++ b/sound/pci/hda/hda_intel.c >> @@ -2328,7 +2328,7 @@ static int azx_probe_continue(struct azx *chip) >> if (bus->codec_mask) { >> err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]); >> if (err < 0) >> - goto out_free; >> + bus->codec_mask = 0; >> } >> >> #ifdef CONFIG_SND_HDA_PATCH_LOADER >
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