Commit aeaccef0 authored Feb 17, 2016 by Ramesh Babu Committed by Mark Brown Feb 20, 2016

ASoC: hdac_hdmi: Fix to keep codec power active during enumeration.



The codec power is turned OFF in the first explicit call to
pm_runtime_suspend to keep the i915 refcount balanced. During regular
operation, the power is turned ON/OFF in runtime PM handlers.

Signed-off-by: Ramesh Babu <ramesh.babu@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 54dfa1ea

sound/soc/codecs/hdac_hdmi.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -1426,6 +1426,18 @@ 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,