linux-kernel - Re: [PATCH 00/11] ARM64 PCI hostbridge init based on ACPI

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Message-ID: <5577A557.4030408@linaro.org>
Date:	Wed, 10 Jun 2015 10:47:51 +0800
From:	Hanjun Guo <hanjun.guo@...aro.org>
To:	Jagan Teki <jteki@...nedev.com>
CC:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Arnd Bergmann <arnd@...db.de>, linux-acpi@...r.kernel.org,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	linaro-acpi@...ts.linaro.org, Liviu Dudau <Liviu.Dudau@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Will Deacon <will.deacon@....com>,
	Yijing Wang <wangyijing@...wei.com>,
	Tomasz Nowicki <tomasz.nowicki@...aro.org>,
	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>,
	Mark Salter <msalter@...hat.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 00/11] ARM64 PCI hostbridge init based on ACPI

Hi Jagan,

On 06/08/2015 08:05 PM, Jagan Teki wrote:
> On 27 May 2015 at 09:27, Hanjun Guo <hanjun.guo@...aro.org> wrote:
>> On 2015年05月27日 08:30, Rafael J. Wysocki wrote:
>>>
>>> On Tuesday, May 26, 2015 08:49:13 PM Hanjun Guo wrote:
>>>>
>>>> This patch set is introducing ARM64 PCI hostbridge init based on ACPI,
>>>> which based on Jiang Liu's patch set "Consolidate ACPI PCI root common
>>>> code into ACPI core":
>>>>
>>>> https://lkml.org/lkml/2015/5/14/98
>>>
>>>
>>> I'll be regarding this patchset as an RFC until the one from Jiang Liu
>>> goes in.
>>
>>
>> Yes, please, Jiang Liu's patch set should go in first.
>
> Apart from picking all, I have skipped x86, ia64 changes from above
> and Jiang Liu's
> series with disabling MSI, but I'm observing my arm64 board isn't
> booted from uefi.

Do you boot with ACPI? There is no support for ACPI PCI for ARM64
in mainline, which kernel do you use?

>
> I'm suspecting pci-acpi changes were generic to specific pcie root
> bridge controller,
> but do I need to do any changes wrt pcie bridge? let me know if I miss
> anything here.

ARM64 need special handling for IO port resources based on Jiang's patch
set, we still working on it.

Thanks
Hanjun
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