Messages in this thread | | | Subject | Re: Lenovo P50 headphone issue | From | Hui Wang <> | Date | Fri, 9 Oct 2020 16:06:23 +0800 |
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Hi Fabio,
Looks like the P50 has a different codec, it is alc298, and I don't have the P50 to debug. It is better to report a bug to bugzilla against the upstream kernel and cc the realtek engineers to take a look.
Regards,
Hui.
On 2020/10/9 下午3:14, Fabio Coatti wrote: > Hi All, > I'm experiencing issues with a Lenovo P50 regarding headphones. It has > some similarities with the issue fixed in 5.8.13 with > commit ad0643252831ede7d6ab7b70a4f03768e032e6b4 > Author: Hui Wang <hui.wang@canonical.com> > Date: Mon Sep 14 14:51:18 2020 +0800 > > ALSA: hda/realtek - Couldn't detect Mic if booting with headset plugged > > I've been seeing this behavior since some time and now I'm running 5.8.14 > Description: sometimes when I start the laptop with headphones plugged > in, no sound comes out of the headphones. The only thing I can hear is > the "usual" click when the kernel boots. Sound config in the gui > reports headphones plugged, nothing seems really wrong but no sound. > Removing headphones does not help: sound can be heard from laptop > loudspeakers but to get back the sound on headphones I have to unplug > the jack, reboot the laptop and once booted, inserting the headphones > makes everything work as expected. Gui tools report everything as > expected: headphones inserted, volume is ok and so on. > Below you can find the dmesg boot messages related to sound devices. > If you need more details please let me know. > If I picked the wrong address to report the issue please let me know, > I'll try to contact the relevant sources. > Please note that I'm not subscribed to this list even though I monitor > it, so being in CC: will be really appreciated. > Many thanks for any answer. > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: > autoconfig for ALC298: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: > speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: > hp_outs=2 (0x17/0x21/0x0/0x0/0x0) > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: mono: > mono_out=0x0 > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: inputs: > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: Mic=0x18 > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: Dock Mic=0x19 > [Fri Oct 9 08:20:05 2020] snd_hda_codec_realtek hdaudioC0D0: > Internal Mic=0x12 > [Fri Oct 9 08:20:05 2020] videodev: Linux video capture interface: v2.00 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=3 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input15 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=7 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input16 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=8 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input17 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=9 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input18 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=10 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input19 > [Fri Oct 9 08:20:05 2020] input: HDA NVidia HDMI/DP,pcm=11 as > /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input20 > [Fri Oct 9 08:20:05 2020] input: HDA Intel PCH Mic as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input22 > [Fri Oct 9 08:20:05 2020] input: HDA Intel PCH Dock Mic as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input23 > [Fri Oct 9 08:20:05 2020] input: HDA Intel PCH Dock Headphone as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input24 > [Fri Oct 9 08:20:05 2020] input: HDA Intel PCH Headphone as > /devices/pci0000:00/0000:00:1f.3/sound/card0/input25 > -- > Fabio
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