Re: [PATCH v2 4/6] x86: Consolidate PCI_MMCONFIG configs

From: Andy Shevchenko
Date: Wed Feb 28 2018 - 10:45:45 EST


On Wed, Feb 28, 2018 at 8:34 AM, Jan Kiszka <jan.kiszka@xxxxxxxxxxx> wrote:
> From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
>
> Not sure if those two worked by design or just by chance so far. In any
> case, it's at least cleaner and clearer to express this in a single
> config statement.

I would add a reference to the commit which brought that in the first place.

>
> Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
> ---
> arch/x86/Kconfig | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index eb7f43f23521..63e85e7da12e 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -2641,8 +2641,9 @@ config PCI_DIRECT
> depends on PCI && (X86_64 || (PCI_GODIRECT || PCI_GOANY || PCI_GOOLPC || PCI_GOMMCONFIG))
>
> config PCI_MMCONFIG
> - def_bool y
> - depends on X86_32 && PCI && (ACPI || SFI) && (PCI_GOMMCONFIG || PCI_GOANY)
> + bool "Support mmconfig PCI config space access" if X86_64
> + default y
> + depends on PCI && (ACPI || SFI) && (PCI_GOMMCONFIG || PCI_GOANY || X86_64)

Looking to the above context I would rather put it like

depends on PCI && (ACPI || SFI) && (X86_64 || (PCI_GOANY || PCI_GOMMCONFIG))

--
With Best Regards,
Andy Shevchenko