From: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>, igt-dev@lists.freedesktop.org
Subject: Re: [igt-dev] [PATCH i-g-t] tests/perf: add tests for triggered OA reports
Date: Thu, 2 Apr 2020 11:37:50 +0300 [thread overview]
Message-ID: <10397437-605d-fa75-d2cf-0c2979a00ce5@intel.com> (raw)
In-Reply-To: <158566466722.5852.13316064706500516988@build.alporthouse.com>
On 31/03/2020 17:24, Chris Wilson wrote:
> Quoting Lionel Landwerlin (2020-03-31 12:47:46)
>> By whitelisting a couple of registers we can allow an application
> By whitelisting, through the i915_perf interface, a couple of...
>
> I was looking for how you found a way to set RING_NONPRIV. :)
So I've been looking into this and realized, when OA is off, those
registers won't have any effect.
And since RING_NONPRIV is global is applies to all...
So what's the point of dynamically updating NONPRIV? :(
-Lionel
>
>> batch to trigger OA reports in the OA buffer by switching back & forth
>> an inverter on the condition logic.
> Test looks reasonable, but the specific mechanics of OA I can't comment
> on.
> -Chris
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next prev parent reply other threads:[~2020-04-02 8:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-31 11:47 [igt-dev] [PATCH i-g-t] tests/perf: add tests for triggered OA reports Lionel Landwerlin
2020-03-31 13:06 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork
2020-03-31 14:24 ` [igt-dev] [PATCH i-g-t] " Chris Wilson
2020-03-31 14:30 ` Lionel Landwerlin
2020-04-02 8:37 ` Lionel Landwerlin [this message]
2020-04-01 9:39 ` [igt-dev] ✓ Fi.CI.IGT: success for " Patchwork
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