Re: [PATCH v15 2/4] PCI/DOE: Rename Discovery Response Data Object Contents to type

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On Thu, 8 Aug 2024, Alistair Francis wrote:

> On Wed, Aug 7, 2024 at 6:03 PM Ilpo Järvinen
> <ilpo.jarvinen@xxxxxxxxxxxxxxx> wrote:
> >
> > On Wed, 7 Aug 2024, Alistair Francis wrote:
> >
> > > PCIe r6.1 (which was published July 24) describes a "Vendor ID", a
> > > "Data Object Type" and "Next Index" as the fields in the DOE
> > > Discovery Response Data Object. The DOE driver currently uses
> > > both the terms type and prot for the second element.
> > >
> > > This patch renames all uses of the DOE Discovery Response Data Object
> > > to use type as the second element of the object header, instead of
> > > type/prot as it currently is.
> > >
> > > Signed-off-by: Alistair Francis <alistair.francis@xxxxxxx>
> > > Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> > > ---
> >
> > > diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
> > > index 94c00996e633..795e49304ae4 100644
> > > --- a/include/uapi/linux/pci_regs.h
> > > +++ b/include/uapi/linux/pci_regs.h
> > > @@ -1146,9 +1146,12 @@
> > >  #define PCI_DOE_DATA_OBJECT_DISC_REQ_3_INDEX         0x000000ff
> > >  #define PCI_DOE_DATA_OBJECT_DISC_REQ_3_VER           0x0000ff00
> > >  #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_VID           0x0000ffff
> > > -#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL              0x00ff0000
> > > +#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_TYPE          0x00ff0000
> >
> > This change (removal of the old define) is inside UAPI header, so it does
> > seem something that is not allowed.
> >
> > >  #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_NEXT_INDEX    0xff000000
> > >
> > > +/* Deprecated old name, replaced with PCI_DOE_DATA_OBJECT_DISC_RSP_3_TYPE */
> > > +#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL              PCI_DOE_DATA_OBJECT_DISC_RSP_3_TYPE
> 
> The old define is kept here though

Ah sorry, I didn't realize it despite the comment...

-- 
 i.

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