linux-kernel - Re: [PATCH v3 1/2] ACPI: Add stubs for wakeup handler functions

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Message-ID: <b5aa53ab-2914-e7b7-6fb8-54a5891367da@amd.com>
Date:   Fri, 22 Oct 2021 16:47:41 +0530
From:   Basavaraj Natikar <bnatikar@....com>
To:     Mario Limonciello <mario.limonciello@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Basavaraj Natikar <Basavaraj.Natikar@....com>,
        Shyam Sundar S K <Shyam-sundar.S-k@....com>
Cc:     "open list:PIN CONTROL SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Nehal Shah <Nehal-bakulchandra.Shah@....com>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>
Subject: Re: [PATCH v3 1/2] ACPI: Add stubs for wakeup handler functions


On 10/19/2021 9:34 PM, Mario Limonciello wrote:
> commit ddfd9dcf270c ("ACPI: PM: Add acpi_[un]register_wakeup_handler()")
> added new functions for drivers to use during the s2idle wakeup path, but
> didn't add stubs for when CONFIG_ACPI wasn't set.
>
> Add those stubs in for other drivers to be able to use.
>
> Fixes: ddfd9dcf270c ("ACPI: PM: Add acpi_[un]register_wakeup_handler()")
> Signed-off-by: Mario Limonciello <mario.limonciello@....com>
> ---
>  include/linux/acpi.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/include/linux/acpi.h b/include/linux/acpi.h
> index 72e4f7fd268c..b31bcc0f4c89 100644
> --- a/include/linux/acpi.h
> +++ b/include/linux/acpi.h
> @@ -976,6 +976,14 @@ static inline int acpi_get_local_address(acpi_handle handle, u32 *addr)
>  	return -ENODEV;
>  }
>  
> +static inline int acpi_register_wakeup_handler(
> +	int wake_irq, bool (*wakeup)(void *context), void *context)
> +{
> +	return -EINVAL;
> +}

line break is missing.

Thanks,
Basavaraj

> +static inline void acpi_unregister_wakeup_handler(
> +	bool (*wakeup)(void *context), void *context) { }
> +
>  #endif	/* !CONFIG_ACPI */
>  
>  #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC