Re: [PATCH v3 09/11] mmc: add PCI dependency into IOSF_MBI

Sinan Kaya
2019-01-02T14:15:29Z

On Wed, Jan 2, 2019 at 2:04 PM Adrian Hunter <adrian.hunter@intel.com> wrote:
>
> On 31/12/18 11:40 AM, Rafael J. Wysocki wrote:
> > On Sun, Dec 30, 2018 at 7:57 PM Sinan Kaya <Okaya@kernel.org> wrote:
> >>
> >> On Wed, Dec 26, 2018 at 12:41 PM Rafael J. Wysocki <rafael@kernel.org> wrote:
> >>>
> >>> On Mon, Dec 24, 2018 at 12:26 AM Sinan Kaya <okaya@kernel.org> wrote:
> >>>>
> >>>> Select IOSF_MBI only when PCI is set.
> >>>>
> >>>> Signed-off-by: Sinan Kaya <okaya@kernel.org>
> >>>> ---
> >>>> drivers/mmc/host/Kconfig | 2 +-
> >>>> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>>>
> >>>> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
> >>>> index e26b8145efb3..4c5f037b246d 100644
> >>>> --- a/drivers/mmc/host/Kconfig
> >>>> +++ b/drivers/mmc/host/Kconfig
> >>>> @@ -117,7 +117,7 @@ config MMC_RICOH_MMC
> >>>> config MMC_SDHCI_ACPI
> >>>> tristate "SDHCI support for ACPI enumerated SDHCI controllers"
> >>>> depends on MMC_SDHCI && ACPI
> >>>
> >>> It should depend on PCI as well, shouldn't it?
> >>>
> >>
> >> I don't think so. The PCI dependency is at IOSF_MBI code so code
> >> should select IOSF_MBI only when x86 and pci is defined as below.
> >>
> >> This driver does not depend on PCI.
> >
> > Are you sure?
> >
> > Do you know any systems in which to use it without PCI?
> >
>
> Qualcomm use it and I don't know if those systems have PCI.
> AMD use it but probably also have PCI. And yes Intel systems (just BYT and
> CHT IIRC) that use this driver will always have PCI.

QCOM doesn't use PCI for SDHC.