Re: kern/54474: Jetson TK1 audio playback has clicks since isaki-audio2 merge

[Nick Hudson <nick.hudson%gmx.co.uk@localhost>]

On 03/09/2019 13:10, Tetsuya Isaki wrote:> The following reply was made
to PR kern/54474; it has been noted by GNATS.
>
> From: Tetsuya Isaki <isaki%pastel-flower.jp@localhost>
> To: Nick Hudson <nick.hudson%gmx.co.uk@localhost>
> Cc: gnats-bugs%netbsd.org@localhost,
> 	gnats-admin%netbsd.org@localhost,
> 	netbsd-bugs%netbsd.org@localhost
> Subject: Re: kern/54474: Jetson TK1 audio playback has clicks since
isaki-audio2 merge
> Date: Tue, 03 Sep 2019 21:08:20 +0900
>
>   At Sat, 31 Aug 2019 21:51:23 +0100,
>   Nick Hudson wrote:
>   > tk1# audiocfg test 0
>   > 0: [*] audio0 @ hdafg0: NVIDIA Tegra124 HDMI
>   >         playback: 8ch, 44100Hz
>   >         record:   2ch, 44100Hz
>   >         (P-) slinear_le 16/16, 2ch, { 44100 }
>   >         (P-) slinear_le 16/16, 4ch, { 44100 }
>   >         (P-) slinear_le 16/16, 6ch, { 44100 }
>   >         (P-) slinear_le 16/16, 8ch, { 44100 }
>   >         (PR) slinear_le 16/16, 2ch, 44100-44100Hz
>   >    testing channel 0... done
>   >    testing channel 1... done
>   >    testing channel 2... done
>   >    testing channel 3... done
>   >    testing channel 4... done
>   >    testing channel 5... done
>   >    testing channel 6... done
>   >    testing channel 7... done
>   > tk1#
>
>   Thank you for complementing my missing information.
>   And the problem "write: Resouce temporarily unavailable" seems gone.
>   (It's small but good thing to me.)
I agree it's good :)


>
>   > The audio is still "clicky"/distorted in some way.
>   :
>   > I couldn't hear any audio with this, but then the tk1's fan is
really noisy.
>   >
>   > Something is still no quite right with audiocfg test audio output.
>
>   Hmm, what happens in 2channels mode instead of 8channels mode?
>   You can change it by following command on netbsd-9:
>     # audiocfg set 0 p slinear_le 16 2 41000

tk1#  audiocfg set 0 p slinear_le 16 2 41000
setting audio0 to slinear_le:16,[ 194.9778959] audio0: slinear_le:16 8ch
44100Hz, blk 40ms for playback
[ 194.9878987] audio0: slinear_le:16 2ch 44100Hz, blk 40ms for recording
 2ch, 41000Hz
ioctl AUDIO_SETFORMAT: Invalid argument
couldn't set parameter: Invalid argument
tk1#



>     # audiocfg test 0
>
>   Next, would you try the following patch (to netbsd-9)?
>   This reverts a part of changes I made in isaki-audio2 branch.  The
>   patch should not improve your problem but I want to confirm it.
It sounds OK with the patch!

I can send you recording of before and after if you want, but the patch
seems to fix it.

Thanks,
Nick