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Subject: Re: [PATCH 0/2] arm64 SMMUv3 PMU driver with IORT support
To: "Leeder, Neil" <nleeder@codeaurora.org>,
        Hanjun Guo <hanjun.guo@linaro.org>, Will Deacon <will.deacon@arm.com>,
        Mark Rutland <mark.rutland@arm.com>
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CC: <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>,
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From: Hanjun Guo <guohanjun@huawei.com>
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Date: Thu, 12 Oct 2017 18:58:33 +0800
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On 2017/8/11 11:28, Leeder, Neil wrote:
> On 8/9/2017 9:26 PM, Hanjun Guo wrote:
>> > On 2017/8/9 23:48, Leeder, Neil wrote:
>>>>> >>>>    drivers/perf/Kconfig          |   9 +
>>>>> >>>>    drivers/perf/Makefile         |   1 +
>>>>> >>>>    drivers/perf/arm_smmuv3_pmu.c | 823 ++++++++++++++++++++++++++++++++++++++++++
>>>>> >>>>    include/acpi/actbl2.h         |   9 +-
>>>> >>> Do you have the acpica support code? I'm currently
>>>> >>> working on SMMUv3 MSI support and I would like to test
>>>> >>> it with MSI support for PMCG as well.
>>> >> I don't have any code other than what was posted here.
>>> >> What additional ACPICA support code is needed?
>> > 
>> > Sorry for not clear, I mean the acpica code for iASL and
>> > other tool: github.com/acpica/acpica.git
>> > 
>> > With that code, I can compile my IORT table with PMCG node.
> Unfortunately it looks like I'm the first person from Qualcomm Datacenter
> Technologies to try to add something to ACPICA, which means I'll have to
> kick off an internal legal process which may take some time. Unless someone
> else wants to take a crack at it - and really, there's nothing more than is
> in the ARM IORT spec - it could be a while before I can do that.

Just a update, I sent a pull request to Bob for ACPICA changes,
please take a look:

https://github.com/acpica/acpica/pull/327

Thanks
Hanjun