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

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Date:   Thu, 16 Feb 2017 13:27:15 +0800
From:   Garlic Tseng <garlic.tseng@...iatek.com>
To:     <broonie@...nel.org>, <tiwai@...e.de>
CC:     <garlic.tseng@...iatek.com>, <srv_heupstream@...iatek.com>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <alsa-devel@...a-project.org>,
        <ir.lian@...iatek.com>
Subject: [alsa-devel] [PATCH 1/2] ASoC: mediatek: add power-domain get/put ctrl for mt2701

add power-domain ctrl for audio driver

Signed-off-by: Garlic Tseng <garlic.tseng@...iatek.com>
---
 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