Re: [PATCH 3/4] PCI: Add implementation for PRI capability
From: Roedel, Joerg
Date: Sun Oct 30 2011 - 10:57:32 EST
On Sat, Oct 29, 2011 at 03:36:13PM -0400, Geert Uytterhoeven wrote:
> On Tue, Sep 27, 2011 at 15:57, Joerg Roedel <joerg.roedel@xxxxxxx> wrote:
> > Implement the necessary functions to handle PRI capabilities
> > on PCIe devices. With PRI devices behind an IOMMU can signal
> > page fault conditions to software and recover from such
> > faults.
> >
> > Signed-off-by: Joerg Roedel <joerg.roedel@xxxxxxx>
> > ---
> > drivers/pci/Kconfig | 9 +++
> > drivers/pci/ats.c | 167 ++++++++++++++++++++++++++++++++++++++++++++++
> > include/linux/pci-ats.h | 42 ++++++++++++
> > include/linux/pci_regs.h | 12 +++
> > 4 files changed, 230 insertions(+), 0 deletions(-)
> >
> > diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
> > index 1d8ce83..fb1e9707 100644
> > --- a/drivers/pci/Kconfig
> > +++ b/drivers/pci/Kconfig
> > @@ -85,6 +85,15 @@ config PCI_IOV
> >
> > If unsure, say N.
> >
> > +config PCI_PRI
> > + bool "PCI PRI support"
>
> Shouldn't this depend on PCI?
>
> It doesn't seem to hurt on PCI-less platforms, but I prefer not seeing
> PCI-related questions when CONFIG_PCI is not set.
You are right, I send a fix soon. Thanks for the report.
Joerg
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