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| author |   Abhijeet Kumar <abhijeet.kumar@intel.com> | 2018-01-23 23:00:51 +0530 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2018-02-12 13:59:39 +0100 |
| commit | 09787492537462e3c7b8f67b30ff9704062f97cc (patch) | |
| tree | 0b728a4c05c493cf70543545383a18060eeb48c8 /include/sound | |
| parent | Linux 4.16-rc1 (diff) | |
| download | linux-dev-09787492537462e3c7b8f67b30ff9704062f97cc.tar.xz linux-dev-09787492537462e3c7b8f67b30ff9704062f97cc.zip | |
ALSA: hda: Copying sync power state helper to core
The current sync_power_state is local to hda code, moving it
core so that other users apart from hda legacy can use it.
The helper function ensures the actual state reaches the target state.
Signed-off-by: Abhijeet Kumar <abhijeet.kumar@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/hdaudio.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 68169e3749de..4c93ff5301bd 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -146,6 +146,8 @@ int snd_hdac_codec_write(struct hdac_device *hdac, hda_nid_t nid, int flags, unsigned int verb, unsigned int parm); bool snd_hdac_check_power_state(struct hdac_device *hdac, hda_nid_t nid, unsigned int target_state); +unsigned int snd_hdac_sync_power_state(struct hdac_device *hdac, + hda_nid_t nid, unsigned int target_state); /** * snd_hdac_read_parm - read a codec parameter * @codec: the codec object |