Re: [PATCH] pci: rcar host needs OF

From: Geert Uytterhoeven
Date: Thu May 08 2014 - 11:16:38 EST


On Thu, May 8, 2014 at 5:06 PM, Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx> wrote:
> On 08/05/14 15:56, Arnd Bergmann wrote:
>>
>> The pci-rcar driver is enabled for compile tests, and this has
>> now shown that the driver cannot build without CONFIG_OF,
>> following the inclusion of f8f2fe7355fb "PCI: rcar: Use new OF
>> interrupt mapping when possible":
>>
>> drivers/built-in.o: In function `rcar_pci_map_irq':
>> :(.text+0x1cc7c): undefined reference to `of_irq_parse_and_map_pci'
>>
>> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>> Cc: Magnus Damm <damm@xxxxxxxxxxxxx>
>> Cc: linux-pci@xxxxxxxxxxxxxxx
>> Cc: linux-sh@xxxxxxxxxxxxxxx
>> ---
>> drivers/pci/host/Kconfig | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig
>> index fbbef0b..4675f47 100644
>> --- a/drivers/pci/host/Kconfig
>> +++ b/drivers/pci/host/Kconfig
>> @@ -27,7 +27,7 @@ config PCI_TEGRA
>>
>> config PCI_RCAR_GEN2
>> bool "Renesas R-Car Gen2 Internal PCI controller"
>> - depends on ARCH_SHMOBILE || (ARM && COMPILE_TEST)
>> + depends on ARCH_SHMOBILE || (ARM && OF && COMPILE_TEST)
>> help
>> Say Y here if you want internal PCI support on R-Car Gen2 SoC.
>> There are 3 internal PCI controllers available with a single
>>
>
> This driver /should/ be able to be built for just the platform case
> so it sounds like f8f2fe7355fb stopped this but no-one has yet to
> notice.

You mean include/linux/of_pci.h should provide a dummy version of
of_irq_parse_and_map_pci() returning 0 in case OF=n?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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