On Thu, Oct 28, 2021 at 04:46:38PM +0200, Arnd Bergmann wrote:
> On Thu, Oct 28, 2021 at 4:19 PM Lukas Bulwahn <lukas.bulwahn@xxxxxxxxx> wrote:
> >
> > Commit 6da5238fa384 ("ARM: 8993/1: remove it8152 PCI controller driver")
> > removes the config PCI_HOST_ITE8152, but left a dangling obsolete ifndef
> > in ./arch/arm/kernel/bios32.c.
> >
> > Hence, ./scripts/checkkconfigsymbols.py warns:
> >
> > PCI_HOST_ITE8152
> > Referencing files: arch/arm/kernel/bios32.c
> >
> > Remove this obsolete ifndef.
> >
> > Signed-off-by: Lukas Bulwahn <lukas.bulwahn@xxxxxxxxx>
>
> Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> I wonder if we should just remove this function and use the
> (non-empty) default version instead.
>
> 96c5590058d7 ("PCI: Pull PCI 'latency timer' setup up into the core")
> introduced that generic version, and I suspect the arm version
> was left out by mistake, but it's not clear from that patch.
That was because PCI_HOST_ITE8152 needed something different from the
"do nothing" default (setting the PCI latency timer to default to 64
as the new generic code did.)
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