linux-kernel - Re: [PATCH v2 02/16] pci: quirks: add quirk to avoid AMD NL to bind with xhci

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Message-ID: <CAErSpo6qdkteY=UW-f23vOHwYj0x+yheno-_XvLerdB2W5wA8w@mail.gmail.com>
Date:	Mon, 27 Oct 2014 07:21:10 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Huang Rui <ray.huang@....com>
Cc:	Felipe Balbi <balbi@...com>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Paul Zimmerman <Paul.Zimmerman@...opsys.com>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Vincent Wan <vincent.wan@....com>, Tony Li <tony.li@....com>,
	USB list <linux-usb@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 02/16] pci: quirks: add quirk to avoid AMD NL to bind
 with xhci

On Sun, Oct 26, 2014 at 8:55 PM, Huang Rui <ray.huang@....com> wrote:
> On Fri, Oct 24, 2014 at 10:35:29AM -0600, Bjorn Helgaas wrote:
>> On Fri, Oct 17, 2014 at 04:53:27PM +0800, Huang Rui wrote:

>> > +/* FIXME should define in <linux/pci_ids.h> */
>> > +#define PCI_DEVICE_ID_AMD_NL       0x7912
>>
>> If you KNOW this should be in linux/pci_ids.h (and it looks like it COULD
>> go there, since you do use the same definition in patch [01/16]), why don't
>> you just do it?  Why are you wasting our time reviewing trivial stuff like
>> this?
>>
>
> Apology, I was told that it could not add device id into pci_ids.h
> from my buddy with below thread discussion last year, but I don't
> confirm at current. I check the git log at pci_ids.h, it looks like
> it's able to add device id marco again, is that right?
>
> http://marc.info/?l=linux-pci&m=137028614924258&w=2
>
> If I misunderstand your meaning, please correct me.

Just read the text at the beginning of pci_ids.h.

If you have to use the same ID in two different files, you should add
it to pci_ids.h.
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