diff options
| author | Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com> | 2017-01-11 08:57:06 +0530 |
|---|---|---|
| committer | Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com> | 2017-01-11 10:38:28 +0530 |
| commit | 010121a131a8092ca7cfc9e219b6fb1e3f4346bf (patch) | |
| tree | b3d0a62040df593cdc8513ca509f3fcbc0205733 /include | |
| parent | 3e9a64211e76529aae4ff08e7a661bcffdee02a5 (diff) | |
Tinyalsa: Add support to poll on alsa control
ALSA controls support polling on the kcontrols, this is used in HD-A for
jack notifcation. In tinyalsa we can use this for notfication from sound
card for any events detected by DSP
Change-Id: I4193809bfcdb60f4dc11e1c2ad6a07b29cfa80e9
Signed-off-by: Hardik T Shah <hardik.t.shah@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/tinyalsa/mixer.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/tinyalsa/mixer.h b/include/tinyalsa/mixer.h index 0a48b6f..faeb957 100644 --- a/include/tinyalsa/mixer.h +++ b/include/tinyalsa/mixer.h @@ -90,6 +90,10 @@ struct mixer_ctl *mixer_get_ctl_by_name_and_index(struct mixer *mixer, const char *name, unsigned int index); +int mixer_subscribe_events(struct mixer *mixer, int subscribe); + +int mixer_wait_event(struct mixer *mixer, int timeout); + unsigned int mixer_ctl_get_id(const struct mixer_ctl *ctl); const char *mixer_ctl_get_name(const struct mixer_ctl *ctl); |