Enable support of pm_runtime on STM32 SPDIFRX driver to allow SPDIFRX power state monitoring.
Signed-off-by: Olivier Moysan olivier.moysan@foss.st.com --- sound/soc/stm/stm32_spdifrx.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c index 48145f553588..a9ccdc2c5867 100644 --- a/sound/soc/stm/stm32_spdifrx.c +++ b/sound/soc/stm/stm32_spdifrx.c @@ -12,6 +12,7 @@ #include <linux/delay.h> #include <linux/module.h> #include <linux/of_platform.h> +#include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/reset.h>
@@ -955,6 +956,7 @@ static int stm32_spdifrx_remove(struct platform_device *pdev)
snd_dmaengine_pcm_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); + pm_runtime_disable(&pdev->dev);
return 0; } @@ -1010,6 +1012,8 @@ static int stm32_spdifrx_probe(struct platform_device *pdev) udelay(2); reset_control_deassert(rst);
+ pm_runtime_enable(&pdev->dev); + pcm_config = &stm32_spdifrx_pcm_config; ret = snd_dmaengine_pcm_register(&pdev->dev, pcm_config, 0); if (ret) {