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SubjectRe: [osrc-patches] [PATCH] x86: Add PCI IDs for AMD Barcelona PCI devices
On 11.07.08 22:08:37, Arjan van de Ven wrote:
> On Sat, 12 Jul 2008 06:56:15 +0200
> Ingo Molnar <mingo@elte.hu> wrote:
>
> >
> > * Robert Richter <robert.richter@amd.com> wrote:
> >
> > > Ingo, what about this patch. Could you apply it somewhere to the
> > > tip tree? I will then fix all hardcoded device entries in the code.
> >
> > i suspect we could do it if the include/linux/pci_ids.h modification
> > is fine with Jesse - it appears the maintenance policy right now is
> > for everyone to add to include/linux/pci_ids.h on an as-needed basis:
> >
> > $ git-log-line linus..linux-next include/linux/pci_ids.h
> >
> > # 1126de5: Merge commit 'mmc/next'
> > # bd3b052: Merge commit 'galak/powerpc-next'
> > # edf0e24: powerpc/85xx: Add support for MPC8536DS
> > # 34f80b0: bnx2x: Add support for BCM57711 HW
> > # d3bca0e: sdhci: support JMicron secondary interface
> > # 4ae127d: Merge branch 'master' of
> > master.kernel.org:/pub/scm/linux/kernel/git/ # da65b53e4: Merge
> > branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/ #
> > da57e6983: tg3: Add 5785 ASIC revision
> >
> > Which would normally go fine and not create conflicts because the
> > modifications are distributed randomly over that file.
> >
> > I'd suggest for you to send it together with the clean up patches, so
> > that the context is clear.

Ok. Will do it that way.

>
> actually lately for most cases it seems the plan isn't to add to
> pci_ids.h, but just do the PCI ID directly. It's not like a #define
> adds any kind of information.
> Vendor ID's otoh still happen (but obviously AMD is there since
> forever.)

Since the usage of these CPU device ids is spread over the whole
kernel it makes sence to define it at a single point in
pci_ids.h. This differs to device drivers that use only a single file
with all the code, and thus, global defines are not necessary.

-Robert

--
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@amd.com



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