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| author | Ramesh Babu <ramesh.babu@intel.com> | 2016-02-17 21:34:01 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-02-20 00:56:53 +0900 |
| commit | aeaccef0bc0d364792ecc9455cb13d007fd7a371 (patch) | |
| tree | 02aa6b0ec992f4c84a9caf3a297c661f5ebdbd0e /sound/soc/codecs/hdac_hdmi.c | |
| parent | 54dfa1eaf4f8222811900922c67f539e60cc69c2 (diff) | |
| download | linux-stable-aeaccef0bc0d364792ecc9455cb13d007fd7a371.tar.gz linux-stable-aeaccef0bc0d364792ecc9455cb13d007fd7a371.tar.bz2 linux-stable-aeaccef0bc0d364792ecc9455cb13d007fd7a371.zip | |
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>
Diffstat (limited to 'sound/soc/codecs/hdac_hdmi.c')
| -rw-r--r-- | sound/soc/codecs/hdac_hdmi.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index f12af62a2084..57ab212b279b 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -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, |