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SubjectRe: [PATCH] powerpc: PCI does not require PowerNV
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On 15/01/2019 11:47, Jason A. Donenfeld wrote:
> Commit 0e759bd75285 moved around the declaration of pnv_npu2_init, but
> did not conditionalize it inside of the PCI pSeries driver. This meant
> that CONFIG_PCI && CONFIG_PPC_PSERIES && !CONFIG_PPC_POWERNV resulted
> in:
>
> powerpc64le-pc-linux-gnu-ld: arch/powerpc/platforms/pseries/pci.o: in function `pSeries_final_fixup':
> pci.c:(.init.text+0x1b0): undefined reference to `pnv_npu2_init'
>
> This commit therefore wraps that line in an ifdef, so that PCI works
> without PowerNV.
>
> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
> Fixes: 0e759bd75285 ("powerpc/powernv/npu: Move OPAL calls away from context manipulation")
> Cc: Alexey Kardashevskiy <aik@ozlabs.ru>
> Cc: Michael Ellerman <mpe@ellerman.id.au>



Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>



> ---
> arch/powerpc/platforms/pseries/pci.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
> index 7725825d887d..37a77e57893e 100644
> --- a/arch/powerpc/platforms/pseries/pci.c
> +++ b/arch/powerpc/platforms/pseries/pci.c
> @@ -264,7 +264,9 @@ void __init pSeries_final_fixup(void)
> if (!of_device_is_compatible(nvdn->parent,
> "ibm,power9-npu"))
> continue;
> +#ifdef CONFIG_PPC_POWERNV
> WARN_ON_ONCE(pnv_npu2_init(hose));
> +#endif
> break;
> }
> }
>

--
Alexey

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