Hello, this doesn't need to be backported unless you also backport
those:
0782b66ed2fb rtc: cmos: Fix wake alarm breakage
4919d3eb2ec0 rtc: cmos: Fix event handler registration ordering issue
6492fed7d8c9 rtc: rtc-cmos: Do not check ACPI_FADT_LOW_POWER_S0
On 06/11/2022 12:07:29-0500, Sasha Levin wrote:
> From: Alexandre Belloni <[email protected]>
>
> [ Upstream commit db4e955ae333567dea02822624106c0b96a2f84f ]
>
> Now that rtc_wake_setup is called outside of cmos_wake_setup, it also need
> to be defined on non-ACPI platforms.
>
> Reported-by: kernel test robot <[email protected]>
> Link: https://lore.kernel.org/r/[email protected]
> Signed-off-by: Alexandre Belloni <[email protected]>
> Signed-off-by: Sasha Levin <[email protected]>
> ---
> drivers/rtc/rtc-cmos.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
> index 1dbd8419df7d..2c3881bdf9bb 100644
> --- a/drivers/rtc/rtc-cmos.c
> +++ b/drivers/rtc/rtc-cmos.c
> @@ -1113,6 +1113,9 @@ static void cmos_check_acpi_rtc_status(struct device *dev,
> {
> }
>
> +static void rtc_wake_setup(struct device *dev)
> +{
> +}
> #endif
>
> #ifdef CONFIG_PNP
> --
> 2.35.1
>
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com