aboutsummaryrefslogtreecommitdiffstats
path: root/sound/xen/xen_snd_front_evtchnl.h (follow)
AgeCommit message (Collapse)AuthorFilesLines
2022-05-19xen/sound: switch xen_snd_front to use INVALID_GRANT_REFJuergen Gross1-9/+0
Instead of using a private macro for an invalid grant reference use the common one. Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> Tested-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> # Arm64 only Signed-off-by: Juergen Gross <jgross@suse.com>
2018-05-16ALSA: xen-front: Implement Xen event channel handlingOleksandr Andrushchenko1-0/+95
Handle Xen event channels: - create for all configured streams and publish corresponding ring references and event channels in Xen store, so backend can connect - implement event channels interrupt handlers - create and destroy event channels with respect to Xen bus state Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>