linux-kernel - Re: [Linaro-acpi] [PATCH v7 00/17] Introduce ACPI for ARM64 based on ACPI 5.1

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Message-ID: <54B931D3.7040109@amd.com>
Date:	Fri, 16 Jan 2015 09:44:19 -0600
From:	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
To:	Al Stone <al.stone@...aro.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Al Stone <ahs3@...hat.com>
CC:	linaro-acpi <linaro-acpi@...ts.linaro.org>,
	Will Deacon <Will.Deacon@....com>,
	Yijing Wang <wangyijing@...wei.com>,
	Rob Herring <robh@...nel.org>,
	Timur Tabi <timur@...eaurora.org>,
	ACPI Devel Mailing List <linux-acpi@...r.kernel.org>,
	"phoenix.liyi@...wei.com" <phoenix.liyi@...wei.com>,
	Robert Richter <rric@...nel.org>,
	Jason Cooper <jason@...edaemon.net>,
	Arnd Bergmann <arnd@...db.de>,
	Marc Zyngier <Marc.Zyngier@....com>,
	"jcm@...hat.com" <jcm@...hat.com>, Mark Brown <broonie@...nel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Olof Johansson <olof@...om.net>
Subject: Re: [Linaro-acpi] [PATCH v7 00/17] Introduce ACPI for ARM64 based
 on ACPI 5.1



On 1/16/15 09:17, Al Stone wrote:
> On 01/16/2015 03:20 AM, Catalin Marinas wrote:
>> On Thu, Jan 15, 2015 at 09:31:53PM +0000, Al Stone wrote:
>>> On 01/15/2015 11:23 AM, Catalin Marinas wrote:
>>>> On Thu, Jan 15, 2015 at 04:26:20PM +0000, Grant Likely wrote:
>>>>> On Wed, Jan 14, 2015 at 3:04 PM, Hanjun Guo <hanjun.guo@...aro.org> wrote:
>>>>>> This is the v7 of ACPI core patches for ARM64 based on ACPI 5.1
>>>>>
>>>>> I'll get right to the point: Can we please have this series queued up
>>>>> for v3.20?
>>>> [snip ... ]
>>>
>>>>> 5. Platform support patches need verification and review
>>>>>     * ACPI core works on at least the Foundation model, Juno, APM
>>>>> Mustang, and AMD Seattle
>>>>>     * There still are driver patches being discussed. See Al's summary
>>>>> for details
>>>>>     * As I argued above, the state of driver patches isn't going to be
>>>>
>>>> We are still lacking here. To quote Al, "First version for AMD Seattle
>>>> has been posted to the public linaro-acpi mailing list for initial
>>>> review". Sorry but I don't follow linaro-acpi list. I don't know what's
>>>> in those patches and I can't tell which subsystems they touch, whether
>>>> maintainers agree with them. So in conclusion, I'm not confident the
>>>> arm64 hardware ACPI story looks that great yet.
>>>>
>>>
>>> This is solely my fault -- too much time on processes, email, and
>>> documentation, not enough time on the Seattle patches.  And not
>>> enough Seattles to go around for someone else to pick up the slack.
>>>
>>> I am aware not everyone is subscribed to linaro-acpi; we use that
>>> for internal review before posting more broadly, which is the only
>>> reason I sent them there.
>>>
>>> I'm in the middle of updating them as I have time, based on really
>>> good feedback from Arnd; few of them are terribly new (the very first
>>> posting was [0]) -- it's mostly a matter of rebasing, integrating
>>> updates from AMD and others, and reacting to the comments.  One can
>>> also see what these patches will probably look like via one of the
>>> Fedora kernel trees [1].
>>
>> Do you have some simple branch against mainline with just the ACPI core
>> patches and what's required for AMD Seattle? I have no plans to dig
>> through the Fedora kernels.
>>
>
> Nor was I expecting you to; I only added it as additional reference
> material, should one be interested.
>
> The version of patches sent to the linaro-acpi list are from the Linaro
> acpi.git tree, and are precisely what you describe; those are the ones
> being updated.
>

Catalin,

For Seattle, you could use the https://git.linaro.org/leg/acpi/acpi.git 
acpi-5.1-v7, and it would also need the AHCI ACPI patch here 
(https://lkml.org/lkml/2015/1/5/662).

Thanks,
Suravee
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