APPLIED[B/E]: [SRU][B/OEM-B/OEM-OSP1/E/unstable][PATCH 0/1] usb-audio: the mic can't record any sound after resume on Dell Dock WD19

Kleber Souza kleber.souza at canonical.com
Tue Jan 7 13:21:43 UTC 2020


On 2019-12-25 04:40, Hui Wang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1857496
> 
> [Impact]
> There is a heaset jack on the dock, after resume, the mic on that jack
> can't record sound anymore, need to close the recording app then reopen
> that app to workaround this issue.
> 
> [Fix]
> set the interface and EP, then the mic can record sound again.
> 
> 
> [Test Case]
> test the kernel with this patch, the mic can record sound after resume.
> 
> [Regression Risk]
> Low, this quirk is specific to WD19 (usb vednor and device id).
> 
> 
> 
> Hui Wang (1):
>   ALSA: usb-audio: set the interface format after resume on Dell WD19
> 
>  sound/usb/card.h         |  1 +
>  sound/usb/pcm.c          | 21 +++++++++++++++++++--
>  sound/usb/quirks-table.h |  3 ++-
>  sound/usb/quirks.c       | 11 +++++++++++
>  sound/usb/usbaudio.h     |  3 ++-
>  5 files changed, 35 insertions(+), 4 deletions(-)
> 

Applied to bionic/linux and eoan/linux.

Thanks,
Kleber



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