[Intel-gfx] [PATCH i-g-t 05/11] tests/perf: rework oa-exponent test

[Lionel Landwerlin]

On 10/08/17 14:15, Matthew Auld wrote:
> On 4 August 2017 at 12:20, Lionel Landwerlin
> <lionel.g.landwerlin at intel.com>  wrote:
>> New issues that were discovered while making the tests work on Gen8+ :
>>
>>   - we need to measure timings between periodic reports and discard all
>>     other kind of reports
>>
>>   - it seems periodicity of the reports can be affected outside of RC6
>>     (frequency change), we can detect this by looking at the amount of
>>     clock cycles per timestamp deltas
> I think this would be easier to review if we split this into two patches...
>
> Also, somewhat worrying is that I've yet to see the oa-exponents test
> pass on my BDW machine.
>
> See here:
> https://paste.fedoraproject.org/paste/SmOw7eHEGOTjrLsvPVcZOw/raw
>
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