[PATCH v2 07/13] mailbox: omap: Use devm_pm_runtime_enable() helper

From: Andrew Davis
Date: Wed Apr 10 2024 - 10:02:20 EST


Use device life-cycle managed runtime enable function to simplify probe
and exit paths.

Signed-off-by: Andrew Davis <afd@xxxxxx>
---
drivers/mailbox/omap-mailbox.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)

diff --git a/drivers/mailbox/omap-mailbox.c b/drivers/mailbox/omap-mailbox.c
index ea467931faf46..4f956c7b4072c 100644
--- a/drivers/mailbox/omap-mailbox.c
+++ b/drivers/mailbox/omap-mailbox.c
@@ -726,11 +726,11 @@ static int omap_mbox_probe(struct platform_device *pdev)
return ret;

platform_set_drvdata(pdev, mdev);
- pm_runtime_enable(mdev->dev);
+ devm_pm_runtime_enable(mdev->dev);

ret = pm_runtime_resume_and_get(mdev->dev);
if (ret < 0)
- goto unregister;
+ return ret;

/*
* just print the raw revision register, the format is not
@@ -741,26 +741,14 @@ static int omap_mbox_probe(struct platform_device *pdev)

ret = pm_runtime_put_sync(mdev->dev);
if (ret < 0 && ret != -ENOSYS)
- goto unregister;
+ return ret;

devm_kfree(&pdev->dev, finfoblk);
return 0;
-
-unregister:
- pm_runtime_disable(mdev->dev);
- return ret;
-}
-
-static void omap_mbox_remove(struct platform_device *pdev)
-{
- struct omap_mbox_device *mdev = platform_get_drvdata(pdev);
-
- pm_runtime_disable(mdev->dev);
}

static struct platform_driver omap_mbox_driver = {
.probe = omap_mbox_probe,
- .remove_new = omap_mbox_remove,
.driver = {
.name = "omap-mailbox",
.pm = &omap_mbox_pm_ops,
--
2.39.2