[Intel-gfx] [PATCH] drm/i915/perf: Configure OAR controls for specific context

[Chris Wilson]

Quoting Umesh Nerlige Ramappa (2019-11-07 23:22:34)
> It turns out that the OAR CONTROL register is not getting configured
> correctly in conjunction with the context save/restore bit. When
> measuring work for a single context, the OAR counters do not increment.
> 
> Configure OAR format and enable OAR counters at the same time as
> enabling context save/restore for OAR counters.

Did you write a test case to capture this bug for posterity? If so,
please include a Testcase: link. If not, please do so :)
-Chris
---------------------------------------------------------------------
Intel Corporation (UK) Limited
Registered No. 1134945 (England)
Registered Office: Pipers Way, Swindon SN3 1RJ
VAT No: 860 2173 47

This e-mail and any attachments may contain confidential material for
the sole use of the intended recipient(s). Any review or distribution
by others is strictly prohibited. If you are not the intended
recipient, please contact the sender and delete all copies.