Re: [PATCH] irqchip: st: Convert to DEFINE_SIMPLE_DEV_PM_OPS()

From: Radu Rendec

Date: Sat Aug 29 2026 - 15:41:11 EST


On Fri, 2026-08-21 at 11:39 +0700, Triet Hoang wrote:
> Convert the deprecated SIMPLE_DEV_PM_OPS
> to DEFINE_SIMPLE_DEV_PM_OPS
> and pm_sleep_ptr().
>
> This lets us drop the __maybe_unused annotations
> from its suspend and resume callbacks,
> also reduces kernel size in case CONFIG_PM or
> CONFIG_PM_SLEEP is disabled.

Thanks for the patch! The patch itself (the code change part) looks
good to me. You can improve a little bit on the commit message format:
* Please realign the text to a 72 characters line width.
* Please avoid using the first person in the second paragraph. For
example, something like "This allows dropping the..." is better.

> Signed-off-by: Triet Hoang <triet.hoang.dev@xxxxxxxxx>
> ---
>  drivers/irqchip/irq-st.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/irqchip/irq-st.c b/drivers/irqchip/irq-st.c
> index de71bb350d57..fef0521831aa 100644
> --- a/drivers/irqchip/irq-st.c
> +++ b/drivers/irqchip/irq-st.c
> @@ -157,7 +157,7 @@ static int st_irq_syscfg_probe(struct platform_device *pdev)
>   return st_irq_syscfg_enable(pdev);
>  }
>  
> -static int __maybe_unused st_irq_syscfg_resume(struct device *dev)
> +static int st_irq_syscfg_resume(struct device *dev)
>  {
>   struct st_irq_syscfg *ddata = dev_get_drvdata(dev);
>  
> @@ -165,12 +165,12 @@ static int __maybe_unused st_irq_syscfg_resume(struct device *dev)
>     ST_A9_IRQ_MASK, ddata->config);
>  }
>  
> -static SIMPLE_DEV_PM_OPS(st_irq_syscfg_pm_ops, NULL, st_irq_syscfg_resume);
> +static DEFINE_SIMPLE_DEV_PM_OPS(st_irq_syscfg_pm_ops, NULL, st_irq_syscfg_resume);
>  
>  static struct platform_driver st_irq_syscfg_driver = {
>   .driver = {
>   .name = "st_irq_syscfg",
> - .pm = &st_irq_syscfg_pm_ops,
> + .pm = pm_sleep_ptr(&st_irq_syscfg_pm_ops),
>   .of_match_table = st_irq_syscfg_match,
>   },
>   .probe = st_irq_syscfg_probe,

--
Regards,
Radu