Commit 32a956a1 authored by Olivier Moysan's avatar Olivier Moysan Committed by Mark Brown

ASoC: stm32: i2s: add pm_runtime support

Enable support of pm_runtime on STM32 I2S driver to allow
I2S power state monitoring.
Signed-off-by: default avatarOlivier Moysan <olivier.moysan@foss.st.com>
Link: https://lore.kernel.org/r/20211119104752.13564-2-olivier.moysan@foss.st.comSigned-off-by: default avatarMark Brown <broonie@kernel.org>
parent 626a3dfb
...@@ -13,6 +13,7 @@ ...@@ -13,6 +13,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/of_irq.h> #include <linux/of_irq.h>
#include <linux/of_platform.h> #include <linux/of_platform.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h> #include <linux/regmap.h>
#include <linux/reset.h> #include <linux/reset.h>
#include <linux/spinlock.h> #include <linux/spinlock.h>
...@@ -1113,6 +1114,7 @@ static int stm32_i2s_remove(struct platform_device *pdev) ...@@ -1113,6 +1114,7 @@ static int stm32_i2s_remove(struct platform_device *pdev)
{ {
snd_dmaengine_pcm_unregister(&pdev->dev); snd_dmaengine_pcm_unregister(&pdev->dev);
snd_soc_unregister_component(&pdev->dev); snd_soc_unregister_component(&pdev->dev);
pm_runtime_disable(&pdev->dev);
return 0; return 0;
} }
...@@ -1150,6 +1152,8 @@ static int stm32_i2s_probe(struct platform_device *pdev) ...@@ -1150,6 +1152,8 @@ static int stm32_i2s_probe(struct platform_device *pdev)
return PTR_ERR(i2s->regmap); return PTR_ERR(i2s->regmap);
} }
pm_runtime_enable(&pdev->dev);
ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0); ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0);
if (ret) { if (ret) {
if (ret != -EPROBE_DEFER) if (ret != -EPROBE_DEFER)
......
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