Re: Anyone know how to get sound on a 12th Gen Alder Lake based laptop?

On 2024-04-12 23:04, Milan Obuch wrote:
> On Fri, 12 Apr 2024 20:59:27 -0700
> Chris <bsd-lists@bsdforge.com> wrote:
> 
>> I've read everything I can find on the subject. But have not been
>> unable to produce sound on my Lenovo Ideapad 2. It's a 12th Gen
>> Alder platform. Following are all the details. If anyone has had
>> success, or knows how to get sound. Please share your info.
>> 
>> vendor     = 'Intel Corporation'
>> device     = 'Alder Lake Innovation Platform Framework Processor
>> Participant'
>> 
>> hdac0@pci0:0:31:3:	class=0x040380 rev=0x01 hdr=0x00
>> vendor=0x8086 device=0x51c8 subvendor=0x17aa subdevice=0x3881
>>      vendor     = 'Intel Corporation'
>>      device     = 'Alder Lake PCH-P High Definition Audio Controller'
>>      class      = multimedia
>>      subclass   = HDA
>>      bar   [10] = type Memory, range 64, base 0x6001138000, size
>> 16384, enabled
>>      bar   [20] = type Memory, range 64, base 0x6001000000, size
>> 1048576, enabled
>> 
>> pcm0: <Realtek ALC257 (Analog)> at nid 33 and 18 on hdaa0
>> pcm0: Playback:
>> pcm0:      Stream cap: 0x00000001 PCM
>> pcm0:         PCM cap: 0x000e0060 16 20 24 bits, 44 48 KHz
>> pcm0:             DAC: 2
>> pcm0:
>> pcm0:     nid=33 [pin: Headphones (Black Jack)]
>> pcm0:       + <- nid=2 [audio output] [src: pcm]
>> pcm0:
>> pcm0: Record:
>> pcm0:      Stream cap: 0x00000001 PCM
>> pcm0:         PCM cap: 0x000e0560 16 20 24 bits, 44 48 96 192 KHz
>> pcm0:             ADC: 7
>> pcm0:
>> pcm0:     nid=7 [audio input]
>> pcm0:       + <- nid=36 [audio selector] [src: monitor]
>> pcm0:              + <- nid=18 [pin: Mic (Fixed)] [src: monitor]
>> pcm0:
>> pcm0: Master Volume (OSS: vol): -65/0dB
>> pcm0:    +- ctl  1 (nid   2 out):    -65/0dB (88 steps)
>> pcm0:    +- ctl 14 (nid  33 in ):    mute
>> pcm0:
>> pcm0: PCM Volume (OSS: pcm): -65/0dB
>> pcm0:    +- ctl  1 (nid   2 out):    -65/0dB (88 steps)
>> pcm0:    +- ctl 14 (nid  33 in ):    mute
>> pcm0:
>> pcm0: Microphone2 Volume (OSS: monitor): 0/30dB
>> pcm0:    +- ctl  3 (nid   7 in   0): -17/30dB (64 steps) + mute
>> pcm0:    +- ctl  6 (nid  18 out):    0/30dB (4 steps)
>> pcm0:
>> pcm0: Recording Level (OSS: rec): -17/30dB
>> pcm0:    +- ctl  3 (nid   7 in   0): -17/30dB (64 steps) + mute
>> pcm0:    +- ctl  6 (nid  18 out):    0/30dB (4 steps)
>> pcm0:
>> pcm0: Mixer "vol":
>> pcm0: Mixer "pcm":
>> pcm0: Mixer "speaker":
>> pcm0: Mixer "rec":
>> pcm0: Mixer "ogain":
>> pcm0: Mixer "monitor":
>> pcm0: Playback channel set is: Front Left, Front Right,
>> pcm0: Playback channel matrix is: 2.0 (disconnected)
>> pcm0: Automatically set rec source to: monitor
>> pcm0: Recording channel set is: Front Left, Front Right,
>> pcm0: Recording channel matrix is: 2.0 (unknown)
>> pcm1: <Realtek ALC257 (Right Analog Mic)> at nid 25 on hdaa0
>> pcm1: Record:
>> pcm1:      Stream cap: 0x00000001 PCM
>> pcm1:         PCM cap: 0x000e0560 16 20 24 bits, 44 48 96 192 KHz
>> pcm1:             ADC: 8
>> pcm1:
>> pcm1:     nid=8 [audio input]
>> pcm1:       + <- nid=35 [audio mixer] [src: speaker, mic]
>> pcm1:              + <- nid=25 [pin: Mic (Black Jack)] [src: mic]
>> pcm1:              + <- nid=29 [beep widget] [src: speaker]
>> pcm1:
>> pcm1: Microphone Volume (OSS: mic): 0/30dB
>> pcm1:    +- ctl 10 (nid  25 out):    0/30dB (4 steps)
>> pcm1:    +- ctl 22 (nid  35 in   1): mute
>> pcm1:
>> pcm1: Speaker/Beep Volume (OSS: speaker)
>> pcm1:    +- ctl 25 (nid  35 in   4): mute
>> pcm1:
>> pcm1: Recording Level (OSS: rec): -17/30dB
>> pcm1:    +- ctl  4 (nid   8 in   0): -17/30dB (64 steps) + mute
>> pcm1:    +- ctl 10 (nid  25 out):    0/30dB (4 steps)
>> pcm1:    +- ctl 22 (nid  35 in   1): mute
>> pcm1:    +- ctl 25 (nid  35 in   4): mute
>> pcm1:
>> pcm1: Mixer "mic":
>> pcm1: Mixer "rec":
>> pcm1: Recording channel set is: Front Left, Front Right,
>> pcm1: Recording channel matrix is: 2.0 (disconnected)
>> 
>> # sysctl hw.snd.default_unit
>> hw.snd.default_unit: 0
> 
> Hi,
> 
> what does 'cat /dev/sndstat' show?
I *knew* I was forgetting something.
# cat /dev/sndstat
Installed devices:
pcm0: <Realtek ALC257 (Analog)> (play/rec) default
pcm1: <Realtek ALC257 (Right Analog Mic)> (rec)
No devices installed from userspace.

> It should be just small excerpt from
> the above, but still...
> 
> HDA setup is a bit of mystery for me, I have GPD MicroPC where I am not
> able to produce any sound using internal speaker, recently found Yoga
> Book working with both internal speaker and output line out of the box.
> 
> For the former, I have a workaround, kind of - when I connect
> additional monitor via HDMI port, I am able to route sound to that
> monitor just by setting hw.snd.default_unit=2. It is not the best
> solution, it just work well enough for me.
Thanks for the hint. I'll see if I can get anything through HDMI.

Really appreciate the feedback, Milan. Thanks!

> 
> Regards,
> Milan

--Chris