[PATCH] ALSA: usb-audio: Fix regression with Dell Dock jack detection

Jaroslav Kysela perex at perex.cz
Wed Nov 2 12:53:48 CET 2022


On 02. 11. 22 12:34, Takashi Iwai wrote:
> The recent commit added Jack controls to Dell Dock, but it added with
> iface = SNDRV_CTL_ELEM_IFACE_CARD.  Unfortunately this doesn't match
> with the changes in user-space UCM profile, which expects iface =
> SNDRV_CTL_ELEM_IFACE_MIXER as default.  This mismatch resulted in the
> non-working profile, and the Dell Dock is gone on pipewire /
> PulseAudio after the kernel update.
> 
> Fix the regression by adjusting the iface of the new ctl elements to
> *_MIXER.

Hi Takashi,

UCM expects SNDRV_CTL_ELEM_IFACE_CARD for jacks by default. Which change do 
you refer? I would drop this patch.

					Thanks,
						Jaroslav

-- 
Jaroslav Kysela <perex at perex.cz>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.


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