diff options
| author | Olivier Moysan <olivier.moysan@foss.st.com> | 2021-11-19 13:47:50 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-11-22 18:40:27 +0300 |
| commit | 32a956a1fadfd7d3924ab8ada2b7754054375903 (patch) | |
| tree | a9515e95e251c64408b38db00d9f9f60ac16d324 | |
| parent | 626a3dfbdb5d11f92e709680135abf272057ef59 (diff) | |
| download | linux-32a956a1fadfd7d3924ab8ada2b7754054375903.tar.xz | |
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: Olivier Moysan <olivier.moysan@foss.st.com>
Link: https://lore.kernel.org/r/20211119104752.13564-2-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/stm/stm32_i2s.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c index 6254bacad6eb..68c5de040df8 100644 --- a/sound/soc/stm/stm32_i2s.c +++ b/sound/soc/stm/stm32_i2s.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/reset.h> #include <linux/spinlock.h> @@ -1113,6 +1114,7 @@ static int stm32_i2s_remove(struct platform_device *pdev) { snd_dmaengine_pcm_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); + pm_runtime_disable(&pdev->dev); return 0; } @@ -1150,6 +1152,8 @@ static int stm32_i2s_probe(struct platform_device *pdev) return PTR_ERR(i2s->regmap); } + pm_runtime_enable(&pdev->dev); + ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0); if (ret) { if (ret != -EPROBE_DEFER) |