Re: [PATCH for 6.1/6.6] platform/loongarch: laptop: Fix build error due to backport

[Huacai Chen]

On Sun, Jun 22, 2025 at 9:10 PM Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Sun, Jun 22, 2025 at 07:01:48PM +0800, Huacai Chen wrote:
> > In 6.1/6.6 there is no BACKLIGHT_POWER_ON definition so a build error
> > occurs due to recently backport:
> >
> >   CC      drivers/platform/loongarch/loongson-laptop.o
> > drivers/platform/loongarch/loongson-laptop.c: In function 'laptop_backlight_register':
> > drivers/platform/loongarch/loongson-laptop.c:428:23: error: 'BACKLIGHT_POWER_ON' undeclared (first use in this function)
> >   428 |         props.power = BACKLIGHT_POWER_ON;
> >       |                       ^~~~~~~~~~~~~~~~~~
> >
> > Use FB_BLANK_UNBLANK instead which has the same meaning.
> >
> > Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
> > ---
> >  drivers/platform/loongarch/loongson-laptop.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
>
> What commit id is this fixing?

commit 53c762b47f726e4079a1f06f684bce2fc0d56fba upstream.

>
> thanks,
>
> greg k-h