diff mbox series

[V2] regulator: pwm: Don't warn on probe deferral

Message ID 20200302141428.14119-1-jonathanh@nvidia.com
State New
Headers show
Series [V2] regulator: pwm: Don't warn on probe deferral | expand

Commit Message

Jon Hunter March 2, 2020, 2:14 p.m. UTC
Deferred probe is an expected return value for devm_pwm_get(). Given
that the driver deals with it properly, rather than warn on probe
deferral, only output a message on probe deferral if debug level
prints are enabled.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Changes since V1:
- Update change to add a debug print for probe deferral

 drivers/regulator/pwm-regulator.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series


diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c
index e74e11101fc1..638329bd0745 100644
--- a/drivers/regulator/pwm-regulator.c
+++ b/drivers/regulator/pwm-regulator.c
@@ -354,7 +354,11 @@  static int pwm_regulator_probe(struct platform_device *pdev)
 	drvdata->pwm = devm_pwm_get(&pdev->dev, NULL);
 	if (IS_ERR(drvdata->pwm)) {
 		ret = PTR_ERR(drvdata->pwm);
-		dev_err(&pdev->dev, "Failed to get PWM: %d\n", ret);
+		if (ret == -EPROBE_DEFER)
+			dev_dbg(&pdev->dev,
+				"Failed to get PWM, deferring probe\n");
+		else
+			dev_err(&pdev->dev, "Failed to get PWM: %d\n", ret);
 		return ret;