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path: root/sound/soc/fsl/fsl_sai.c
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Diffstat (limited to 'sound/soc/fsl/fsl_sai.c')
-rw-r--r--sound/soc/fsl/fsl_sai.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index db9e0872f73d..8593269156bd 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -9,6 +9,7 @@
#include <linux/dmaengine.h>
#include <linux/module.h>
#include <linux/of_address.h>
+#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/time.h>
@@ -268,12 +269,14 @@ static int fsl_sai_set_dai_fmt_tr(struct snd_soc_dai *cpu_dai,
case SND_SOC_DAIFMT_CBS_CFS:
val_cr2 |= FSL_SAI_CR2_BCD_MSTR;
val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
+ sai->is_slave_mode = false;
break;
case SND_SOC_DAIFMT_CBM_CFM:
sai->is_slave_mode = true;
break;
case SND_SOC_DAIFMT_CBS_CFM:
val_cr2 |= FSL_SAI_CR2_BCD_MSTR;
+ sai->is_slave_mode = false;
break;
case SND_SOC_DAIFMT_CBM_CFS:
val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
@@ -899,6 +902,8 @@ static int fsl_sai_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, sai);
+ pm_runtime_enable(&pdev->dev);
+
ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component,
&fsl_sai_dai, 1);
if (ret)
@@ -910,6 +915,13 @@ static int fsl_sai_probe(struct platform_device *pdev)
return devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
}
+static int fsl_sai_remove(struct platform_device *pdev)
+{
+ pm_runtime_disable(&pdev->dev);
+
+ return 0;
+}
+
static const struct of_device_id fsl_sai_ids[] = {
{ .compatible = "fsl,vf610-sai", },
{ .compatible = "fsl,imx6sx-sai", },
@@ -918,8 +930,8 @@ static const struct of_device_id fsl_sai_ids[] = {
};
MODULE_DEVICE_TABLE(of, fsl_sai_ids);
-#ifdef CONFIG_PM_SLEEP
-static int fsl_sai_suspend(struct device *dev)
+#ifdef CONFIG_PM
+static int fsl_sai_runtime_suspend(struct device *dev)
{
struct fsl_sai *sai = dev_get_drvdata(dev);
@@ -929,7 +941,7 @@ static int fsl_sai_suspend(struct device *dev)
return 0;
}
-static int fsl_sai_resume(struct device *dev)
+static int fsl_sai_runtime_resume(struct device *dev)
{
struct fsl_sai *sai = dev_get_drvdata(dev);
@@ -941,14 +953,18 @@ static int fsl_sai_resume(struct device *dev)
regmap_write(sai->regmap, FSL_SAI_RCSR, 0);
return regcache_sync(sai->regmap);
}
-#endif /* CONFIG_PM_SLEEP */
+#endif /* CONFIG_PM */
static const struct dev_pm_ops fsl_sai_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(fsl_sai_suspend, fsl_sai_resume)
+ SET_RUNTIME_PM_OPS(fsl_sai_runtime_suspend,
+ fsl_sai_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
};
static struct platform_driver fsl_sai_driver = {
.probe = fsl_sai_probe,
+ .remove = fsl_sai_remove,
.driver = {
.name = "fsl-sai",
.pm = &fsl_sai_pm_ops,