linux-kernel - Re: [PATCH v5 1/4] pci: APM X-Gene PCIe controller driver

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Date:	Tue, 25 Mar 2014 13:56:45 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Tanmay Inamdar <tinamdar@....com>,
	Sunil Kovvuri <sunil.kovvuri@...il.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Arnd Bergmann <arnd@...db.de>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	Rob Landley <rob@...dley.net>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	patches <patches@....com>, "jcm@...hat.com" <jcm@...hat.com>
Subject: Re: [PATCH v5 1/4] pci: APM X-Gene PCIe controller driver

On Tue, Mar 25, 2014 at 8:05 AM, Liviu Dudau <Liviu.Dudau@....com> wrote:

> ... I'm a bit baffled by pci_claim_resource()
> as it doesn't seem to be used by some architectures. Does it mean it
> is not needed unless you have some BIOS setting up resources for you
> and in that case you need to go and claim the resource?

Many architectures don't use pci_claim_resource() yet.  I'm trying to
unify this so all architectures do use it, but it's taking me a long
time to get this done.

Bjorn
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