[PATCH 0/2] arm64 SMMUv3 PMU driver with IORT support

[nleeder@codeaurora.org (Leeder, Neil)]

Hi Hanjun,

On 8/9/2017 3:56 AM, Hanjun Guo wrote:
> Hi Neil,
> 
> On 2017/8/5 3:59, Neil Leeder wrote:
>> This adds a driver for the SMMUv3 PMU into the perf framework.
>> It includes an IORT update to support PM Counter Groups.
>>
>> IORT has no mechanism for determining device names so PMUs
>> are named based on their physical address.
>>
>> Tested on Qualcomm QDF2400. perf_fuzzer ran for 4+ hours
>> with no failures.
>>
>> Neil Leeder (2):
>>    acpi: arm64: add iort support for PMCG
>>    perf: add arm64 smmuv3 pmu driver
>>
>>   drivers/acpi/arm64/iort.c     |  54 +++
> 
> I would like to be Cced for next version.

I will. I apologise for not including all the interested parties on this patchset.

> 
>>   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?

Neil
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