[PATCH v2] usb: chipidea: ci_hdrc_imx: use "wakeup" suffix for wakeup interrupt name

[PATCH v2] usb: chipidea: ci_hdrc_imx: use "wakeup" suffix for wakeup interrupt name

[Xu Yang]

Currently the wakeup and controller interrupt name are same. It's not
easy to find the correct one in /proc/interrupt at the first glance.
Rename the wakeup interrupt name for better distinction.

Signed-off-by: Xu Yang <xu.yang_2@nxp.com>

---
Changs in v2:
 - check return value
---
 drivers/usb/chipidea/ci_hdrc_imx.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index d4ee9e16332f..56d2ba824a0b 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -385,6 +385,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 	const struct ci_hdrc_imx_platform_flag *imx_platform_flag;
 	struct device_node *np = pdev->dev.of_node;
 	struct device *dev = &pdev->dev;
+	const char *irq_name;
 
 	imx_platform_flag = of_device_get_match_data(&pdev->dev);
 
@@ -525,10 +526,16 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 
 	data->wakeup_irq = platform_get_irq_optional(pdev, 1);
 	if (data->wakeup_irq > 0) {
+		irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s:wakeup", pdata.name);
+		if (!irq_name) {
+			dev_err_probe(dev, -ENOMEM, "failed to create irq_name\n");
+			goto err_clk;
+		}
+
 		ret = devm_request_threaded_irq(dev, data->wakeup_irq,
 						NULL, ci_wakeup_irq_handler,
 						IRQF_ONESHOT | IRQF_NO_AUTOEN,
-						pdata.name, data);
+						irq_name, data);
 		if (ret)
 			goto err_clk;
 	}
-- 
2.34.1

Re: [PATCH v2] usb: chipidea: ci_hdrc_imx: use "wakeup" suffix for wakeup interrupt name

[Frank Li]

On Mon, Jan 12, 2026 at 07:04:08PM +0800, Xu Yang wrote:
> Currently the wakeup and controller interrupt name are same. It's not
> easy to find the correct one in /proc/interrupt at the first glance.
> Rename the wakeup interrupt name for better distinction.
>
> Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
>
> ---
> Changs in v2:
>  - check return value
> ---
>  drivers/usb/chipidea/ci_hdrc_imx.c | 9 ++++++++-

Reviewed-by: Frank Li <Frank.Li@nxp.com>

>  1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
> index d4ee9e16332f..56d2ba824a0b 100644
> --- a/drivers/usb/chipidea/ci_hdrc_imx.c
> +++ b/drivers/usb/chipidea/ci_hdrc_imx.c
> @@ -385,6 +385,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
>  	const struct ci_hdrc_imx_platform_flag *imx_platform_flag;
>  	struct device_node *np = pdev->dev.of_node;
>  	struct device *dev = &pdev->dev;
> +	const char *irq_name;
>
>  	imx_platform_flag = of_device_get_match_data(&pdev->dev);
>
> @@ -525,10 +526,16 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
>
>  	data->wakeup_irq = platform_get_irq_optional(pdev, 1);
>  	if (data->wakeup_irq > 0) {
> +		irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s:wakeup", pdata.name);
> +		if (!irq_name) {
> +			dev_err_probe(dev, -ENOMEM, "failed to create irq_name\n");
> +			goto err_clk;
> +		}
> +
>  		ret = devm_request_threaded_irq(dev, data->wakeup_irq,
>  						NULL, ci_wakeup_irq_handler,
>  						IRQF_ONESHOT | IRQF_NO_AUTOEN,
> -						pdata.name, data);
> +						irq_name, data);
>  		if (ret)
>  			goto err_clk;
>  	}
> --
> 2.34.1
>

Re: [PATCH v2] usb: chipidea: ci_hdrc_imx: use "wakeup" suffix for wakeup interrupt name

[Peter Chen (CIX)]

On 26-01-12 19:04:08, Xu Yang wrote:
> Currently the wakeup and controller interrupt name are same. It's not
> easy to find the correct one in /proc/interrupt at the first glance.
> Rename the wakeup interrupt name for better distinction.
> 
> Signed-off-by: Xu Yang <xu.yang_2@nxp.com>

Acked-by: Peter Chen <peter.chen@kernel.org>

Peter
> 
> ---
> Changs in v2:
>  - check return value
> ---
>  drivers/usb/chipidea/ci_hdrc_imx.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
> index d4ee9e16332f..56d2ba824a0b 100644
> --- a/drivers/usb/chipidea/ci_hdrc_imx.c
> +++ b/drivers/usb/chipidea/ci_hdrc_imx.c
> @@ -385,6 +385,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
>  	const struct ci_hdrc_imx_platform_flag *imx_platform_flag;
>  	struct device_node *np = pdev->dev.of_node;
>  	struct device *dev = &pdev->dev;
> +	const char *irq_name;
>  
>  	imx_platform_flag = of_device_get_match_data(&pdev->dev);
>  
> @@ -525,10 +526,16 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
>  
>  	data->wakeup_irq = platform_get_irq_optional(pdev, 1);
>  	if (data->wakeup_irq > 0) {
> +		irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s:wakeup", pdata.name);
> +		if (!irq_name) {
> +			dev_err_probe(dev, -ENOMEM, "failed to create irq_name\n");
> +			goto err_clk;
> +		}
> +
>  		ret = devm_request_threaded_irq(dev, data->wakeup_irq,
>  						NULL, ci_wakeup_irq_handler,
>  						IRQF_ONESHOT | IRQF_NO_AUTOEN,
> -						pdata.name, data);
> +						irq_name, data);
>  		if (ret)
>  			goto err_clk;
>  	}
> -- 
> 2.34.1
> 

-- 

Best regards,
Peter