Intergrate memory to memory feature to EASRC driver. call m2m probe(), remove(), suspend() and resume() in different callback.
Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com --- sound/soc/fsl/fsl_easrc.c | 41 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 39 insertions(+), 2 deletions(-)
diff --git a/sound/soc/fsl/fsl_easrc.c b/sound/soc/fsl/fsl_easrc.c index b735b24badc2..bc5404627032 100644 --- a/sound/soc/fsl/fsl_easrc.c +++ b/sound/soc/fsl/fsl_easrc.c @@ -29,6 +29,7 @@ #include <sound/core.h>
#include "fsl_easrc.h" +#include "fsl_asrc_m2m.h" #include "imx-pcm.h"
#define FSL_EASRC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ @@ -2190,11 +2191,21 @@ static int fsl_easrc_probe(struct platform_device *pdev) return ret; }
+ /* probe the m2m feature */ + ret = fsl_asrc_m2m_probe(easrc); + if (ret) { + dev_err(&pdev->dev, "failed to init m2m device %d\n", ret); + return ret; + } + return 0; }
static void fsl_easrc_remove(struct platform_device *pdev) { + /* remove the m2m feature */ + fsl_asrc_m2m_remove(pdev); + pm_runtime_disable(&pdev->dev); }
@@ -2295,12 +2306,38 @@ static __maybe_unused int fsl_easrc_runtime_resume(struct device *dev) return ret; }
+static int __maybe_unused fsl_easrc_suspend(struct device *dev) +{ + struct fsl_asrc *easrc = dev_get_drvdata(dev); + int ret; + + /* suspend m2m function first */ + fsl_asrc_m2m_suspend(easrc); + + ret = pm_runtime_force_suspend(dev); + + return ret; +} + +static int __maybe_unused fsl_easrc_resume(struct device *dev) +{ + struct fsl_asrc *easrc = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_force_resume(dev); + + /* resume m2m function */ + fsl_asrc_m2m_resume(easrc); + + return ret; +} + static const struct dev_pm_ops fsl_easrc_pm_ops = { SET_RUNTIME_PM_OPS(fsl_easrc_runtime_suspend, fsl_easrc_runtime_resume, NULL) - SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, - pm_runtime_force_resume) + SET_SYSTEM_SLEEP_PM_OPS(fsl_easrc_suspend, + fsl_easrc_resume) };
static struct platform_driver fsl_easrc_driver = {