Merge remote-tracking branch 'remotes/kraxel/tags/audio-
20210316-pull-request' into staging
coreaudio fixes and cleanups.
# gpg: Signature made Tue 16 Mar 2021 10:47:36 GMT
# gpg: using RSA key
A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138
* remotes/kraxel/tags/audio-
20210316-pull-request:
coreaudio: Handle output device change
coreaudio: Extract device operations
coreaudio: Drop support for macOS older than 10.6
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>