Re: [PATCH] ALSA: usb-audio: Add quirk entries for NexiGo N930W webcam
From: Takashi Iwai
Date: Fri Apr 17 2026 - 03:54:06 EST
On Fri, 17 Apr 2026 03:01:23 +0200,
Johnathan Penberthy wrote:
>
> The NexiGo N930W 60fps webcam (USB ID 3443:930d) hits the same
> 'cannot get freq at ep 0x84' error in snd-usb-audio as its sibling
> N930AF (1bcf:2283). Without QUIRK_FLAG_GET_SAMPLE_RATE the ADC clock
> is never configured and the microphone streams only zero samples.
>
> Testing on Linux 6.17 with QUIRK_FLAG_GET_SAMPLE_RATE |
> QUIRK_FLAG_MIC_RES_16 (via quirk_alias=3443930d:1bcf2283) confirmed
> the microphone captures real audio after a cold USB re-enumeration.
> Adding a native quirk_flags_table entry avoids the alias workaround.
>
> Signed-off-by: Johnathan Penberthy <johnathan.penberthy@xxxxxxxxx>
Applied now. Thanks.
Takashi