[PATCH v3 14/15] PM / devfreq: rk3399_dmc: Use devm_pm_opp_of_add_table()

From: Brian Norris
Date: Mon Mar 07 2022 - 19:11:09 EST


This simplifies error-cleanup and remove().

Signed-off-by: Brian Norris <briannorris@xxxxxxxxxxxx>
---

(no changes since v2)

Changes in v2:
- New patch

drivers/devfreq/rk3399_dmc.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
index fca9fcbd4249..9615658d04ae 100644
--- a/drivers/devfreq/rk3399_dmc.c
+++ b/drivers/devfreq/rk3399_dmc.c
@@ -401,7 +401,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
* We add a devfreq driver to our parent since it has a device tree node
* with operating points.
*/
- if (dev_pm_opp_of_add_table(dev)) {
+ if (devm_pm_opp_of_add_table(dev)) {
dev_err(dev, "Invalid operating-points in device tree.\n");
ret = -EINVAL;
goto err_edev;
@@ -415,7 +415,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
opp = devfreq_recommended_opp(dev, &data->rate, 0);
if (IS_ERR(opp)) {
ret = PTR_ERR(opp);
- goto err_free_opp;
+ goto err_edev;
}

data->rate = dev_pm_opp_get_freq(opp);
@@ -430,7 +430,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
&data->ondemand_data);
if (IS_ERR(data->devfreq)) {
ret = PTR_ERR(data->devfreq);
- goto err_free_opp;
+ goto err_edev;
}

devm_devfreq_register_opp_notifier(dev, data->devfreq);
@@ -440,8 +440,6 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)

return 0;

-err_free_opp:
- dev_pm_opp_of_remove_table(&pdev->dev);
err_edev:
devfreq_event_disable_edev(data->edev);

@@ -454,12 +452,6 @@ static int rk3399_dmcfreq_remove(struct platform_device *pdev)

devfreq_event_disable_edev(dmcfreq->edev);

- /*
- * Before remove the opp table we need to unregister the opp notifier.
- */
- devm_devfreq_unregister_opp_notifier(dmcfreq->dev, dmcfreq->devfreq);
- dev_pm_opp_of_remove_table(dmcfreq->dev);
-
return 0;
}

--
2.35.1.616.g0bdcbb4464-goog