[alsa-devel] [PATCH 1/2] ASoC: mediatek: add power-domain get/put ctrl for mt2701

From: Garlic Tseng
Date: Thu Feb 16 2017 - 00:27:57 EST


add power-domain ctrl for audio driver

Signed-off-by: Garlic Tseng <garlic.tseng@xxxxxxxxxxxx>
---
sound/soc/mediatek/mt2701/mt2701-afe-pcm.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
index 34a6123..c7fa3e6 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
@@ -1578,6 +1578,7 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
if (!pm_runtime_enabled(&pdev->dev))
goto err_pm_disable;
+ pm_runtime_get_sync(&pdev->dev);

ret = snd_soc_register_platform(&pdev->dev, &mtk_afe_pcm_platform);
if (ret) {
@@ -1617,6 +1618,7 @@ static int mt2701_afe_pcm_dev_remove(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
if (!pm_runtime_status_suspended(&pdev->dev))
mt2701_afe_runtime_suspend(&pdev->dev);
+ pm_runtime_put_sync(&pdev->dev);

snd_soc_unregister_component(&pdev->dev);
snd_soc_unregister_platform(&pdev->dev);
--
1.9.1