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[14/15] ASoC: hdac_hdmi: Add codec suspend/resume handler

Message ID 1448992031-8271-14-git-send-email-subhransu.s.prusty@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Subhransu S. Prusty Dec. 1, 2015, 5:47 p.m. UTC 
From: Jeeja KP <jeeja.kp@intel.com>

Need to add enabling of all pins and DP1.2 feature again after
resume.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---
 sound/soc/codecs/hdac_hdmi.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
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Patch

diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c
index 68e310e..46aa5cc 100644
--- a/sound/soc/codecs/hdac_hdmi.c
+++ b/sound/soc/codecs/hdac_hdmi.c
@@ -1096,9 +1096,24 @@  static int hdmi_codec_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
+#ifdef CONFIG_PM
+static int hdmi_codec_resume(struct snd_soc_codec *codec)
+{
+	struct hdac_ext_device *edev = snd_soc_codec_get_drvdata(codec);
+
+	hdac_hdmi_skl_enable_all_pins(&edev->hdac);
+	hdac_hdmi_skl_enable_dp12(&edev->hdac);
+
+	return 0;
+}
+#else
+#define hdmi_codec_resume NULL
+#endif
+
 static struct snd_soc_codec_driver hdmi_hda_codec = {
 	.probe		= hdmi_codec_probe,
 	.remove		= hdmi_codec_remove,
+	.resume		= hdmi_codec_resume,
 	.idle_bias_off	= true,
 };