Commit Graph

2 Commits

Author SHA1 Message Date
Juergen Gross 297ce02669 xen/sound: switch xen_snd_front to use INVALID_GRANT_REF
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>
2022-05-19 14:21:46 +02:00
Oleksandr Andrushchenko 788ef64a2c ALSA: xen-front: Implement Xen event channel handling
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>
2018-05-16 12:58:41 +02:00