From: Ramesh Babu <ramesh.babu@xxxxxxxxx>
Codec power is turned OFF in the first explicit call to
pm_runtime_suspend, thus keeping the refcount balanced. For any
other communication with codec, the power is turned ON/OFF in
runtime PM handlers.
Signed-off-by: Ramesh Babu <ramesh.babu@xxxxxxxxx>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@xxxxxxxxx>
Signed-off-by: Vinod Koul <vinod.koul@xxxxxxxxx>
---
sound/soc/codecs/hdac_hdmi.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c
index 9b7e058..8371b76 100644
--- a/sound/soc/codecs/hdac_hdmi.c
+++ b/sound/soc/codecs/hdac_hdmi.c
@@ -1491,6 +1491,18 @@ static int hdac_hdmi_dev_probe(struct hdac_ext_device *edev)
INIT_LIST_HEAD(&hdmi_priv->pcm_list);
mutex_init(&hdmi_priv->pin_mutex);
+ /*
+ * Turned off in the runtime_suspend during the first explicit
+ * pm_runtime_suspend call.
+ */
+ ret = snd_hdac_display_power(edev->hdac.bus, true);
+ if (ret < 0) {
+ dev_err(&edev->hdac.dev,
+ "Cannot turn on display power on i915 err: %d\n",
+ ret);
+ return ret;
+ }
+
ret = hdac_hdmi_parse_and_map_nid(edev, &hdmi_dais, &num_dais);
if (ret < 0) {
dev_err(&codec->dev,
--
1.9.1
_______________________________________________
Alsa-devel mailing list
Alsa-devel@xxxxxxxxxxxxxxxx
http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
