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arm: Update pwm regulator patch to accepted V2

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Peter Robinson 2020-03-04 10:48:37 +00:00
parent 9650c09f78
commit 8b626b4c22
1 changed files with 18 additions and 81 deletions
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99
regulator-pwm-Don-t-warn-on-probe-deferral.patch
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@ -1,99 +1,36 @@
From patchwork Mon Feb 24 14:40:48 2020
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From 0cd71b9a43ad80f4d9a8bfde6ec6db8daf447029 Mon Sep 17 00:00:00 2001
From: Jon Hunter <jonathanh@nvidia.com>
To: Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>,
Thierry Reding <thierry.reding@gmail.com>
CC: <linux-kernel@vger.kernel.org>, <linux-pwm@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, Jon Hunter <jonathanh@nvidia.com>
Subject: [PATCH] regulator: pwm: Don't warn on probe deferral
Date: Mon, 24 Feb 2020 14:40:48 +0000
Message-ID: <20200224144048.6587-1-jonathanh@nvidia.com>
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Date: Mon, 2 Mar 2020 14:14:28 +0000
Subject: regulator: pwm: Don't warn on probe deferral
Deferred probe is an expected return value for devm_pwm_get(). Given
that the driver deals with it properly, there's no need to output a
warning that may potentially confuse users.
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>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20200302141428.14119-1-jonathanh@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---
drivers/regulator/pwm-regulator.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
drivers/regulator/pwm-regulator.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c
index e74e11101fc1..fb25777a7d47 100644
index e74e11101fc1..638329bd0745 100644
--- a/drivers/regulator/pwm-regulator.c
+++ b/drivers/regulator/pwm-regulator.c
@@ -354,7 +354,8 @@ static int pwm_regulator_probe(struct platform_device *pdev)
@@ -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)
+ 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;
}
--
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