On Sat, May 6, 2023 at 1:16 PM Baoquan He <bhe@xxxxxxxxxx> wrote: > On s390 systems (aka mainframes), it has classic channel devices for > networking and permanent storage that are currently even more common > than PCI devices. Hence it could have a fully functional s390 kernel > with CONFIG_PCI=n, then the relevant iomem mapping functions > [including ioremap(), devm_ioremap(), etc.] are not available. > > Here let depend PCMCIA on HAS_IOMEM so that it won't be built to > cause below compiling error if PCI is unset. > > ------------------------------------------------------- > ld: drivers/pcmcia/cistpl.o: in function `set_cis_map': > cistpl.c:(.text+0x1202): undefined reference to `ioremap' > ld: cistpl.c:(.text+0x13b0): undefined reference to `iounmap' > ld: cistpl.c:(.text+0x14a6): undefined reference to `iounmap' > ld: cistpl.c:(.text+0x1544): undefined reference to `ioremap' > ld: drivers/pcmcia/cistpl.o: in function `release_cis_mem': > cistpl.c:(.text+0x3f14): undefined reference to `iounmap' > > Signed-off-by: Baoquan He <bhe@xxxxxxxxxx> > Reviewed-by: Niklas Schnelle <schnelle@xxxxxxxxxxxxx> > Acked-by: Arnd Bergmann <arnd@xxxxxxxx> > Cc: Dominik Brodowski <linux@xxxxxxxxxxxxxxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx> > Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Yours, Linus Walleij
