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From: Bjorn Helgaas <bhelgaas@google.com>
Date: Fri, 27 Jun 2014 08:55:04 -0600
Message-ID: <CAErSpo7nhqJGXcnY4FO=6CZtYdSY0qNUyRSP3nnxAUO5L6c+jA@mail.gmail.com>
Subject: Re: [PATCH v7 1/6] pci: Introduce pci_register_io_range() helper function.
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Rob Herring <robherring2@gmail.com>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        linaro-kernel <linaro-kernel@lists.linaro.org>,
        Arnd Bergmann <arnd@arndb.de>, linux-pci <linux-pci@vger.kernel.org>,
        Will Deacon <Will.Deacon@arm.com>, LKML <linux-kernel@vger.kernel.org>,
        Grant Likely <grant.likely@secretlab.ca>,
        Tanmay Inamdar <tinamdar@apm.com>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Jon Masters <jonathan@jonmasters.org>,
        Liviu Dudau <Liviu.Dudau@arm.com>,
        LAKML <linux-arm-kernel@lists.infradead.org>,
        Michal Simek <monstr@monstr.eu>
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Sender: linux-kernel-owner@vger.kernel.org

On Fri, Jun 27, 2014 at 8:14 AM, Catalin Marinas
<catalin.marinas@arm.com> wrote:
> ...
> With Liviu's latest version (not posted) and with
> of_create_pci_host_bridge() function moved to of_pci.c, I don't think
> there is much new functionality added to drivers/pci/. What I think we
> need is clarifying the domain_nr patch (and API change) and more users
> of the new generic code. As you said, it doesn't need to be a separate
> architecture but rather existing pci host drivers under drivers/pci. Of
> course, other arch conversion should follow shortly as well but even
> without an immediate conversion, I don't see too much additional
> maintenance burden for the core PCIe code (and code sharing between new
> PCIe host drivers is even more beneficial).

Sorry, I haven't had time to follow this.  It sounds like there are
several pieces we could get out of the way easily.  How about posting
the actual patches again?  Maybe re-order them so the easy pieces are
first so they can get applied even if there are issues with later
ones?

Bjorn
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