summaryrefslogtreecommitdiff
path: root/sound/hda/hdac_bus.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/hda/hdac_bus.c')
-rw-r--r--sound/hda/hdac_bus.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/sound/hda/hdac_bus.c b/sound/hda/hdac_bus.c
index 9766f6af8743..71db8592b33d 100644
--- a/sound/hda/hdac_bus.c
+++ b/sound/hda/hdac_bus.c
@@ -17,6 +17,7 @@ static void snd_hdac_bus_process_unsol_events(struct work_struct *work);
static const struct hdac_bus_ops default_ops = {
.command = snd_hdac_bus_send_cmd,
.get_response = snd_hdac_bus_get_response,
+ .link_power = snd_hdac_bus_link_power,
};
/**
@@ -264,3 +265,25 @@ void snd_hdac_aligned_write(unsigned int val, void __iomem *addr,
}
EXPORT_SYMBOL_GPL(snd_hdac_aligned_write);
#endif /* CONFIG_SND_HDA_ALIGNED_MMIO */
+
+void snd_hdac_codec_link_up(struct hdac_device *codec)
+{
+ struct hdac_bus *bus = codec->bus;
+
+ if (bus->ops->link_power)
+ bus->ops->link_power(codec, true);
+ else
+ snd_hdac_bus_link_power(codec, true);
+}
+EXPORT_SYMBOL_GPL(snd_hdac_codec_link_up);
+
+void snd_hdac_codec_link_down(struct hdac_device *codec)
+{
+ struct hdac_bus *bus = codec->bus;
+
+ if (bus->ops->link_power)
+ bus->ops->link_power(codec, false);
+ else
+ snd_hdac_bus_link_power(codec, false);
+}
+EXPORT_SYMBOL_GPL(snd_hdac_codec_link_down);