linux-kernel - [PATCH v4 6/7] ASoC: fsl_asrc: register m2m platform device

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Message-Id: <1727247316-16156-7-git-send-email-shengjiu.wang@nxp.com>
Date: Wed, 25 Sep 2024 14:55:15 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: vkoul@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	alsa-devel@...a-project.org,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	shengjiu.wang@...il.com,
	Xiubo.Lee@...il.com,
	festevam@...il.com,
	nicoleotsuka@...il.com,
	lgirdwood@...il.com,
	broonie@...nel.org,
	linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v4 6/7] ASoC: fsl_asrc: register m2m platform device

Register m2m platform device, that user can
use M2M feature.

Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
 sound/soc/fsl/fsl_asrc.c | 37 +++++++++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index b1b35954f7ac..b1d13774e2a7 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -1384,6 +1384,12 @@ static int fsl_asrc_probe(struct platform_device *pdev)
 		goto err_pm_get_sync;
 	}
 
+	ret = fsl_asrc_m2m_init(asrc);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to init m2m device %d\n", ret);
+		return ret;
+	}
+
 	return 0;
 
 err_pm_get_sync:
@@ -1396,6 +1402,10 @@ static int fsl_asrc_probe(struct platform_device *pdev)
 
 static void fsl_asrc_remove(struct platform_device *pdev)
 {
+	struct fsl_asrc *asrc = dev_get_drvdata(&pdev->dev);
+
+	fsl_asrc_m2m_exit(asrc);
+
 	pm_runtime_disable(&pdev->dev);
 	if (!pm_runtime_status_suspended(&pdev->dev))
 		fsl_asrc_runtime_suspend(&pdev->dev);
@@ -1497,10 +1507,29 @@ static int fsl_asrc_runtime_suspend(struct device *dev)
 	return 0;
 }
 
+static int fsl_asrc_suspend(struct device *dev)
+{
+	struct fsl_asrc *asrc = dev_get_drvdata(dev);
+	int ret;
+
+	fsl_asrc_m2m_suspend(asrc);
+	ret = pm_runtime_force_suspend(dev);
+	return ret;
+}
+
+static int fsl_asrc_resume(struct device *dev)
+{
+	struct fsl_asrc *asrc = dev_get_drvdata(dev);
+	int ret;
+
+	ret = pm_runtime_force_resume(dev);
+	fsl_asrc_m2m_resume(asrc);
+	return ret;
+}
+
 static const struct dev_pm_ops fsl_asrc_pm = {
-	SET_RUNTIME_PM_OPS(fsl_asrc_runtime_suspend, fsl_asrc_runtime_resume, NULL)
-	SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
-				pm_runtime_force_resume)
+	RUNTIME_PM_OPS(fsl_asrc_runtime_suspend, fsl_asrc_runtime_resume, NULL)
+	SYSTEM_SLEEP_PM_OPS(fsl_asrc_suspend, fsl_asrc_resume)
 };
 
 static const struct fsl_asrc_soc_data fsl_asrc_imx35_data = {
@@ -1538,7 +1567,7 @@ static struct platform_driver fsl_asrc_driver = {
 	.driver = {
 		.name = "fsl-asrc",
 		.of_match_table = fsl_asrc_ids,
-		.pm = &fsl_asrc_pm,
+		.pm = pm_ptr(&fsl_asrc_pm),
 	},
 };
 module_platform_driver(fsl_asrc_driver);
-- 
2.34.1