Messages in this thread | | | Date | Mon, 18 Feb 2019 16:38:34 +0100 | From | Takashi Iwai <> | Subject | Re: snd_hda_codec_hdmi: `hdaudio hdaudioC0D2: Unable to bind the codec` |
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On Mon, 18 Feb 2019 16:17:30 +0100, Paul Menzel wrote: > > >> Then, I built the HDA subsystem as a module, but that also did not help. > >> The DRM subsystem is started after the HD-audio subsystem. > >> > >> ``` > >> $ grep -e SND_HDA= -e SND_HDA_INTEL /boot/config-4.20.8.mx64.245 > >> CONFIG_SND_HDA=m > >> CONFIG_SND_HDA_INTEL=m > > > > That's odd. In sound/hda/hdac_i915.c there is an explicit > > request_module("i915"), and at that point, it has a 10 second > > timeout. If this isn't enough, try to raise the number, e.g. 60 > > seconds. > > I tried as you suggested, and increased it to 60 seconds. > > sed -i 's/msecs_to_jiffies(10 * 1000))/msecs_to_jiffies(60 * 1000))/' sound/hda/hdac_i915.c > > That seems to have fixed it. > > ``` > $ grep _hda_ 20190218–linux_4.20.10–dmesg.txt > [ 15.568061] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) > [ 15.706898] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC671: line_outs=1 (0x21/0x0/0x0/0x0/0x0) type:line > [ 15.708754] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=1 (0x17/0x0/0x0/0x0/0x0) > [ 15.710249] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x14/0x0/0x0/0x0/0x0) > [ 15.712031] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0 > [ 15.712348] snd_hda_codec_realtek hdaudioC0D0: inputs: > [ 15.712619] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19 > [ 15.712929] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18 > [ 15.713234] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a > ``` > > So the time-out, needs to be increased.
OK, I'm going to extend the value. I thought a minute would be too long, and I naively assumed that the recent machines were fast enough. Maybe 60 isn't too bad after all.
thanks,
Takashi
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