ALSA: hdac: add snd_hdac_ext_bus_link_power_up_all

We have an API for powering down all links, we need a similar one
for powering up links, so add for power up as well

Signed-off-by: Jayachandran B <jayachandran.b@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index f345495..07fa592 100644
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -147,6 +147,7 @@
 
 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_up_all(struct hdac_ext_bus *ebus);
 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);