[PATCH v2 01/10] pm: Introduce DEFINE_NOIRQ_DEV_PM_OPS() helper

Rafael J. Wysocki rafael at kernel.org
Thu Jul 20 12:00:02 PDT 2023


On Mon, Jul 17, 2023 at 7:28 PM Andy Shevchenko
<andriy.shevchenko at linux.intel.com> wrote:
>
> _DEFINE_DEV_PM_OPS() helps to define PM operations for the system sleep
> and/or runtime PM cases. Some of the existing users want to have _noirq()
> variants to be set. For that purpose introduce a new helper which sets
> up _noirq() callbacks to be set and struct dev_pm_ops be provided.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>

Acked-by: Rafael J. Wysocki <rafael at kernel.org>

and please feel free to route this how you see fit.

> ---
>  include/linux/pm.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/include/linux/pm.h b/include/linux/pm.h
> index badad7d11f4f..0f19af8d5493 100644
> --- a/include/linux/pm.h
> +++ b/include/linux/pm.h
> @@ -448,6 +448,15 @@ const struct dev_pm_ops __maybe_unused name = { \
>         SET_RUNTIME_PM_OPS(suspend_fn, resume_fn, idle_fn) \
>  }
>
> +/*
> + * Use this if you want to have the suspend and resume callbacks be called
> + * with disabled IRQs.
> + */
> +#define DEFINE_NOIRQ_DEV_PM_OPS(name, suspend_fn, resume_fn) \
> +const struct dev_pm_ops name = { \
> +       NOIRQ_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \
> +}
> +
>  #define pm_ptr(_ptr) PTR_IF(IS_ENABLED(CONFIG_PM), (_ptr))
>  #define pm_sleep_ptr(_ptr) PTR_IF(IS_ENABLED(CONFIG_PM_SLEEP), (_ptr))
>
> --
> 2.40.0.1.gaa8946217a0b
>



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