ALSA: hdac: Add snd_hdac_ext_bus_link_power_down_all()

New HDA controllers like Skylake sport multiple HDA links, so we need a
helper to turn off all the links in one go while suspending the device so
add snd_hdac_ext_bus_link_power_down_all() API

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jeeja KP
2015-08-21 21:36:18 +05:30
committed by Takashi Iwai
parent a7e3dd85ca
commit c5b0c09b8f
2 changed files with 21 additions and 0 deletions

View File

@@ -116,6 +116,7 @@ struct hdac_ext_link {
int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link);
int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link);
int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus);
void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link *link,
int stream);
void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link,