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* [PATCH v1] usb: dwc3: keystone: Simplify with dev_err_probe()
@ 2020-10-20  8:37 Andy Shevchenko
  2020-11-25 16:23 ` Andy Shevchenko
  0 siblings, 1 reply; 2+ messages in thread
From: Andy Shevchenko @ 2020-10-20  8:37 UTC (permalink / raw)
  To: Felipe Balbi, linux-usb, Greg Kroah-Hartman; +Cc: Andy Shevchenko

Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/usb/dwc3/dwc3-keystone.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c
index 9a99253d5ba3..057056c0975e 100644
--- a/drivers/usb/dwc3/dwc3-keystone.c
+++ b/drivers/usb/dwc3/dwc3-keystone.c
@@ -99,13 +99,8 @@ static int kdwc3_probe(struct platform_device *pdev)
 
 	/* PSC dependency on AM65 needs SERDES0 to be powered before USB0 */
 	kdwc->usb3_phy = devm_phy_optional_get(dev, "usb3-phy");
-	if (IS_ERR(kdwc->usb3_phy)) {
-		error = PTR_ERR(kdwc->usb3_phy);
-		if (error != -EPROBE_DEFER)
-			dev_err(dev, "couldn't get usb3 phy: %d\n", error);
-
-		return error;
-	}
+	if (IS_ERR(kdwc->usb3_phy))
+		return dev_err_probe(dev, PTR_ERR(kdwc->usb3_phy), "couldn't get usb3 phy\n");
 
 	phy_pm_runtime_get_sync(kdwc->usb3_phy);
 
-- 
2.28.0


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

* Re: [PATCH v1] usb: dwc3: keystone: Simplify with dev_err_probe()
  2020-10-20  8:37 [PATCH v1] usb: dwc3: keystone: Simplify with dev_err_probe() Andy Shevchenko
@ 2020-11-25 16:23 ` Andy Shevchenko
  0 siblings, 0 replies; 2+ messages in thread
From: Andy Shevchenko @ 2020-11-25 16:23 UTC (permalink / raw)
  To: Felipe Balbi, linux-usb, Greg Kroah-Hartman

On Tue, Oct 20, 2020 at 11:37:50AM +0300, Andy Shevchenko wrote:
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe(). Less code and the error value gets printed.

Felipe, any comments?

> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
>  drivers/usb/dwc3/dwc3-keystone.c | 9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c
> index 9a99253d5ba3..057056c0975e 100644
> --- a/drivers/usb/dwc3/dwc3-keystone.c
> +++ b/drivers/usb/dwc3/dwc3-keystone.c
> @@ -99,13 +99,8 @@ static int kdwc3_probe(struct platform_device *pdev)
>  
>  	/* PSC dependency on AM65 needs SERDES0 to be powered before USB0 */
>  	kdwc->usb3_phy = devm_phy_optional_get(dev, "usb3-phy");
> -	if (IS_ERR(kdwc->usb3_phy)) {
> -		error = PTR_ERR(kdwc->usb3_phy);
> -		if (error != -EPROBE_DEFER)
> -			dev_err(dev, "couldn't get usb3 phy: %d\n", error);
> -
> -		return error;
> -	}
> +	if (IS_ERR(kdwc->usb3_phy))
> +		return dev_err_probe(dev, PTR_ERR(kdwc->usb3_phy), "couldn't get usb3 phy\n");
>  
>  	phy_pm_runtime_get_sync(kdwc->usb3_phy);
>  
> -- 
> 2.28.0
> 

-- 
With Best Regards,
Andy Shevchenko



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

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