Messages in this thread Patch in this message | | | From | Anand Moon <> | Subject | [PATCHv3] regulator: pwm-regulator: Make use of the helper function dev_err_probe() | Date | Tue, 21 Sep 2021 21:27:31 +0000 |
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devm_pwm_get() can return -EPROBE_DEFER if the pwm regulator is not ready yet. Use dev_err_probe() for pwm regulator resources to indicate the deferral reason when waiting for the resource to come up.
Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Anand Moon <linux.amoon@gmail.com> --- V2 - Fix the return message and drop the FIX tag in commit. V1 - Fix the wrong probe defer for devm_regulator_register. - Fix the commit message. --- drivers/regulator/pwm-regulator.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c index 7629476d94ae..9e2784ce8f67 100644 --- a/drivers/regulator/pwm-regulator.c +++ b/drivers/regulator/pwm-regulator.c @@ -353,13 +353,8 @@ 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); - 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; + return dev_err_probe(&pdev->dev, PTR_ERR(drvdata->pwm), + "Failed to get PWM\n"); } if (init_data->constraints.boot_on || init_data->constraints.always_on) -- 2.33.0
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