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[v4,28/79] media: i2c: ccs-core: use pm_runtime_resume_and_get()

Message ID d77d1dc187fbe1b91bdd1d6ef5a4485a7f7fe0ea.1619621413.git.mchehab+huawei@kernel.org (mailing list archive)
State New, archived
Headers show
Series Address some issues with PM runtime at media subsystem | expand

Commit Message

Mauro Carvalho Chehab April 28, 2021, 2:51 p.m. UTC
Commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter")
added pm_runtime_resume_and_get() in order to automatically handle
dev->power.usage_count decrement on errors.

Use the new API, in order to cleanup the error check logic.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 drivers/media/i2c/ccs/ccs-core.c | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)
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Patch

diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index b05f409014b2..8cce80557128 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -1880,12 +1880,11 @@  static int ccs_pm_get_init(struct ccs_sensor *sensor)
 	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
 	int rval;
 
-	rval = pm_runtime_get_sync(&client->dev);
-	if (rval < 0) {
-		pm_runtime_put_noidle(&client->dev);
-
+	rval = pm_runtime_resume_and_get(&client->dev);
+	if (rval < 0)
 		return rval;
-	} else if (!rval) {
+
+	if (!rval) {
 		rval = v4l2_ctrl_handler_setup(&sensor->pixel_array->
 					       ctrl_handler);
 		if (rval)
@@ -3089,12 +3088,9 @@  static int __maybe_unused ccs_suspend(struct device *dev)
 	bool streaming = sensor->streaming;
 	int rval;
 
-	rval = pm_runtime_get_sync(dev);
-	if (rval < 0) {
-		pm_runtime_put_noidle(dev);
-
+	rval = pm_runtime_resume_and_get(dev);
+	if (rval < 0)
 		return rval;
-	}
 
 	if (sensor->streaming)
 		ccs_stop_streaming(sensor);