Re: [PATCH v3 15/38] leds: add HAS_IOPORT dependencies

Arnd Bergmann
2023-03-23T13:33:05Z

On Thu, Mar 23, 2023, at 13:42, Niklas Schnelle wrote:
> On Thu, 2023-03-16 at 16:14 +0000, Lee Jones wrote:
>> On Tue, 14 Mar 2023, Niklas Schnelle wrote:
>>
>> > In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
>> > not being declared. We thus need to add HAS_IOPORT as dependency for
>> > those drivers using them.
>> >
>> > Acked-by: Pavel Machek <pavel@ucw.cz>
>> > Co-developed-by: Arnd Bergmann <arnd@kernel.org>
>> > Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
>> > ---
>> > drivers/leds/Kconfig | 2 +-
>> > 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> Applied, thanks
>
> Sorry should have maybe been more clear, without patch 1 of this series
> this won't work as the HAS_IOPORT config option is new and will be
> missing otherwise. There's currently two options of merging this,
> either all at once or first only patch 1 and then the additional
> patches per subsystem until finally the last patch can remove
> inb()/outb() and friends when HAS_IOPORT is unset.

It's probably too late now to squeeze patch 1 into linux-6.3
as a late preparation patch for the rest of the series in 6.4.

It would be good if you could respin that patch separately
anyway, so I can add it to the asm-generic tree and make
sure we get it ready for the next merge window.

Arnd