Messages in this thread | | | Date | Thu, 16 Jul 2020 10:07:06 -0500 | From | Bjorn Helgaas <> | Subject | Re: [PATCH V3 1/3] PCI: Add defines for Designated Vendor-Specific Capability |
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On Wed, Jul 15, 2020 at 07:55:11PM -0700, Randy Dunlap wrote: > On 7/13/20 11:23 PM, David E. Box wrote: > > Add PCIe DVSEC extended capability ID and defines for the header offsets. > > Defined in PCIe r5.0, sec 7.9.6. > > > > Signed-off-by: David E. Box <david.e.box@linux.intel.com> > > Acked-by: Bjorn Helgaas <bhelgaas@google.com> > > --- > > include/uapi/linux/pci_regs.h | 5 +++++ > > 1 file changed, 5 insertions(+) > > > > diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h > > index f9701410d3b5..09daa9f07b6b 100644 > > --- a/include/uapi/linux/pci_regs.h > > +++ b/include/uapi/linux/pci_regs.h > > @@ -720,6 +720,7 @@ > > +#define PCI_EXT_CAP_ID_DVSEC 0x23 /* Designated Vendor-Specific */ > > @@ -1062,6 +1063,10 @@ > > +/* Designated Vendor-Specific (DVSEC, PCI_EXT_CAP_ID_DVSEC) */ > > +#define PCI_DVSEC_HEADER1 0x4 /* Vendor-Specific Header1 */ > > +#define PCI_DVSEC_HEADER2 0x8 /* Vendor-Specific Header2 */ > > Just a little comment: It would make more sense to me to > s/DVSEC/DVSPEC/g.
Yeah, that is confusing, but "DVSEC" is the term used in the spec. I think it stands for "Designated Vendor-Specific Extended Capability".
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