linux-kernel - Re: [PATCH 01/12] sb_edac: move PCI IDs to pci

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Date:	Wed, 30 Oct 2013 11:21:49 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Mauro Carvalho Chehab <m.chehab@...sung.com>
Cc:	Aristeu Rozanski <arozansk@...hat.com>,
	Borislav Petkov <bp@...en8.de>, linux-edac@...r.kernel.org,
	Tony Luck <tony.luck@...el.com>,
	Doug Thompson <dougthompson@...ssion.com>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:PCI SUBSYSTEM" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH 01/12] sb_edac: move PCI IDs to pci_ids.h

On Wed, Oct 30, 2013 at 11:19 AM, Mauro Carvalho Chehab
<m.chehab@...sung.com> wrote:
> Em Wed, 30 Oct 2013 17:40:20 +0100
> Borislav Petkov <bp@...en8.de> escreveu:
>
>> On Wed, Oct 30, 2013 at 12:26:55PM -0400, Aristeu Rozanski wrote:
>> > According to the comment, it should be done before submitting upstream.
>> >
>> > Signed-off-by: Aristeu Rozanski <arozansk@...hat.com>
>> > ---
>> >  drivers/edac/sb_edac.c  |   21 ++-------------------
>> >  include/linux/pci_ids.h |   11 +++++++++++
>> >  2 files changed, 13 insertions(+), 19 deletions(-)
>> >
>> > diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
>> > index e04462b..4cdd948 100644
>> > --- a/drivers/edac/sb_edac.c
>> > +++ b/drivers/edac/sb_edac.c
>> > @@ -57,26 +57,9 @@ static int probed;
>> >   */
>> >
>> >  /*
>> > - * FIXME: For now, let's order by device function, as it makes
>> > - * easier for driver's development process. This table should be
>> > - * moved to pci_id.h when submitted upstream
>>
>> Why, is anything else besides sb_edac.c using those?
>>
> I think that this patch makes sense, as the other Sandy Bridge registers
> are at pci_ids.h. So, it is a matter of consistency.
>
> Also, I won't doubt that other drivers could need to access those, as
> there are other things there on a few of those PCI IDs.
>
> Yet, on patch 12/12, you're adding the Ivy Bridge specific PCI IDs
> inside the driver.
>
> So, IMHO, you should either move all to pci_ids.h or to keep them inside
> the driver.
>
> My personal taste would be to move them all to pci_ids.h.

As long as it follows the guideline at the top of pci_ids.h (add them
there only if they are shared between multiple drivers), I'm fine with
putting them in pci_ids.h.

Bjorn
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