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* [PATCH v2] power: reset: gpio-restart: don't error on deferral
@ 2019-10-29 20:17 Chris Packham
  2019-12-19  0:16 ` Sebastian Reichel
  0 siblings, 1 reply; 2+ messages in thread
From: Chris Packham @ 2019-10-29 20:17 UTC (permalink / raw)
  To: sre; +Cc: linux-pm, linux-kernel, Chris Packham

Don't generate an error message when devm_gpiod_get fails with
-EPROBE_DEFER.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---

Notes:
    Changes in v2:
    - use PTR_ERR_OR_ZERO() to avoid excessive PTR_ERR()

 drivers/power/reset/gpio-restart.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/power/reset/gpio-restart.c b/drivers/power/reset/gpio-restart.c
index 308ca9d9d276..5466eeea261c 100644
--- a/drivers/power/reset/gpio-restart.c
+++ b/drivers/power/reset/gpio-restart.c
@@ -64,9 +64,11 @@ static int gpio_restart_probe(struct platform_device *pdev)
 
 	gpio_restart->reset_gpio = devm_gpiod_get(&pdev->dev, NULL,
 			open_source ? GPIOD_IN : GPIOD_OUT_LOW);
-	if (IS_ERR(gpio_restart->reset_gpio)) {
-		dev_err(&pdev->dev, "Could not get reset GPIO\n");
-		return PTR_ERR(gpio_restart->reset_gpio);
+	ret = PTR_ERR_OR_ZERO(gpio_restart->reset_gpio);
+	if (ret) {
+		if (ret != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "Could not get reset GPIO\n");
+		return ret;
 	}
 
 	gpio_restart->restart_handler.notifier_call = gpio_restart_notify;
-- 
2.23.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2] power: reset: gpio-restart: don't error on deferral
  2019-10-29 20:17 [PATCH v2] power: reset: gpio-restart: don't error on deferral Chris Packham
@ 2019-12-19  0:16 ` Sebastian Reichel
  0 siblings, 0 replies; 2+ messages in thread
From: Sebastian Reichel @ 2019-12-19  0:16 UTC (permalink / raw)
  To: Chris Packham; +Cc: linux-pm, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 1365 bytes --]

Hi,

On Wed, Oct 30, 2019 at 09:17:26AM +1300, Chris Packham wrote:
> Don't generate an error message when devm_gpiod_get fails with
> -EPROBE_DEFER.
> 
> Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
> ---

Thanks, queued to power-supply's for-next branch.

-- Sebastian

> 
> Notes:
>     Changes in v2:
>     - use PTR_ERR_OR_ZERO() to avoid excessive PTR_ERR()
> 
>  drivers/power/reset/gpio-restart.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/power/reset/gpio-restart.c b/drivers/power/reset/gpio-restart.c
> index 308ca9d9d276..5466eeea261c 100644
> --- a/drivers/power/reset/gpio-restart.c
> +++ b/drivers/power/reset/gpio-restart.c
> @@ -64,9 +64,11 @@ static int gpio_restart_probe(struct platform_device *pdev)
>  
>  	gpio_restart->reset_gpio = devm_gpiod_get(&pdev->dev, NULL,
>  			open_source ? GPIOD_IN : GPIOD_OUT_LOW);
> -	if (IS_ERR(gpio_restart->reset_gpio)) {
> -		dev_err(&pdev->dev, "Could not get reset GPIO\n");
> -		return PTR_ERR(gpio_restart->reset_gpio);
> +	ret = PTR_ERR_OR_ZERO(gpio_restart->reset_gpio);
> +	if (ret) {
> +		if (ret != -EPROBE_DEFER)
> +			dev_err(&pdev->dev, "Could not get reset GPIO\n");
> +		return ret;
>  	}
>  
>  	gpio_restart->restart_handler.notifier_call = gpio_restart_notify;
> -- 
> 2.23.0
> 

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^ permalink raw reply	[flat|nested] 2+ messages in thread

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