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Date: Mon, 21 Sep 2015 08:09:42 +0200 From: Hans-Christian Egtvedt <egtvedt@...fundet.no> To: Sudip Mukherjee <sudipm.mukherjee@...il.com> Cc: Haavard Skinnemoen <hskinnemoen@...il.com>, Felipe Balbi <balbi@...com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org, Andrew Morton <akpm@...ux-foundation.org> Subject: Re: [PATCH 1/3] avr32: fix build failure Around Sat 19 Sep 2015 22:42:57 +0530 or thereabout, Sudip Mukherjee wrote: > While building avr32 with allmodconfig, the build used to fail with the > message: > error: implicit declaration of function 'pci_iomap' > error: implicit declaration of function 'pci_iounmap' What has changed recently that start pulling in these? AVR32 does not have PCI at all, and will never have it either. Is this exposing a bug somewhere else? > Create dummy pci_io{map,unmap} functions to fix the build. > > Signed-off-by: Sudip Mukherjee <sudip@...torindia.org> > --- > > Tested with defconfig, allmodconfig, allnoconfig and merisc_defconfig. > Build is at: > https://travis-ci.org/sudipm-mukherjee/parport/builds/81168845 > > Partial idea taken from: > 78857614104a ("MIPS: Expose missing pci_io{map,unmap} declarations") > which solved a similar problem with mips. > > arch/avr32/include/asm/io.h | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h > index f855646..1d8c4e4 100644 > --- a/arch/avr32/include/asm/io.h > +++ b/arch/avr32/include/asm/io.h > @@ -276,6 +276,19 @@ extern void __iomem *__ioremap(unsigned long offset, size_t size, > unsigned long flags); > extern void __iounmap(void __iomem *addr); > > +#ifndef CONFIG_PCI > +struct pci_dev; > +static inline void pci_iounmap(struct pci_dev *dev, void __iomem *addr) > +{ > +} > + > +static inline void __iomem *pci_iomap(struct pci_dev *dev, int bar, > + unsigned long maxlen) > +{ > + return NULL; > +} > +#endif > + > /* > * ioremap - map bus memory into CPU space > * @offset bus address of the memory -- mvh Hans-Christian Egtvedt -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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