Re: [PATCH 2/2] pci, pcie-thunder-pem: Add PCIe host driver for ThunderX processors.

[David Daney]

On 12/22/2015 11:18 AM, David Daney wrote:
> On 12/22/2015 02:03 AM, Will Deacon wrote:
> > On Mon, Dec 21, 2015 at 05:53:42PM -0800, David Daney wrote:
> > > From: David Daney <david.daney@xxxxxxxxxx>
[...]
> > > diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig
> > > index f131ba9..16ed9c3 100644
> > > --- a/drivers/pci/host/Kconfig
> > > +++ b/drivers/pci/host/Kconfig
> > > @@ -172,4 +172,10 @@ config PCI_HISI
> > >       help
> > >         Say Y here if you want PCIe controller support on HiSilicon
> > > HIP05 SoC
> > >
> > > +config PCIE_HOST_THUNDER_PEM
> > > +    bool "Cavium Thunder PCIe controller to off-chip devices"
> > > +    depends on PCI_HOST_GENERIC && ARM64
> >
> > || COMPILE_TEST ?
> >
> > (or does the use of writeq get you? If so, maybe COMPILE_TEST && 64BIT)
>
> Yes, we must use writeq in the driver, I will change it to
> ||(COMPILE_TEST && 64BIT)

Actually, it turns out that this is not easily done.

For x86, it appears difficult to include asm-generic/pci-bridge.h which 
includes the needed definition of PCI_PROBE_ONLY.  So I think it is not 
worth supporting COMPILE_TEST

David Daney


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