Messages in this thread | | | Subject | Re: [PATCH v3 05/38] counter: add HAS_IOPORT dependencies | From | Niklas Schnelle <> | Date | Fri, 28 Apr 2023 15:27:56 +0200 |
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On Tue, 2023-03-14 at 08:41 -0400, William Breathitt Gray wrote: > On Tue, Mar 14, 2023 at 01:11:43PM +0100, 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. > > > > Co-developed-by: Arnd Bergmann <arnd@kernel.org> > > Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com> > > --- > > drivers/counter/Kconfig | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/drivers/counter/Kconfig b/drivers/counter/Kconfig > > index b5ba8fb02cf7..1cae5097217e 100644 > > --- a/drivers/counter/Kconfig > > +++ b/drivers/counter/Kconfig > > @@ -15,6 +15,7 @@ if COUNTER > > config 104_QUAD_8 > > tristate "ACCES 104-QUAD-8 driver" > > depends on (PC104 && X86) || COMPILE_TEST > > + depends on HAS_IOPORT > > select ISA_BUS_API > > help > > Say yes here to build support for the ACCES 104-QUAD-8 quadrature > > -- > > 2.37.2 > > Is HAS_IOPORT needed because this driver uses devm_ioport_map()? The > inb()/outb() functions and such are not used in this driver, so would it > suffice to depend on HAS_IOPORT_MAP instead? > > William Breathitt Gray
Yes, good catch HAS_IOPORT_MAP indeed seems to be enough. Will be changed in v4. Thankfully the Kconfig change to add HAS_IOPORT has already landed in Linus' tree so for the future these per subsystem patches can be merged independently.
Thanks, Niklas
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