APPLIED[F]: [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

[Seth Forshee]

On Wed, Dec 25, 2019 at 11:40:39AM +0800, 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).

This patch is in 5.5 and thus not needed in unstable. Applied to
focal/master-next, thanks!