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radv: Add RADV_PROFILE_PSTATE envvar

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Enable selecting the specific pstate to enter when using thread tracing
and when acquiring the profiling lock for performance queries.

Signed-off-by: Josh Simmons <josh@nega.tv>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30139>
This commit is contained in:
Josh Simmons
2024-07-11 23:19:31 +02:00
committed by Marge Bot
parent bda1de89db
commit 1ced840632
4 changed files with 35 additions and 2 deletions
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14
docs/envvars.rst
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@@ -1465,6 +1465,20 @@ RADV driver environment variables
decrease the resolution used for dumping the ray history resolution when capturing
RRA traces. This allows for dumping every Nth invocation along each dispatch dimension.
.. envvar:: RADV_PROFILE_PSTATE
choose the specific pstate to enter when using thread tracing or when acquiring the
profiling lock for performance queries.
``standard``
force GPU clocks to an arbitrary fixed level
``min_sclk``
force the shader clock to its minimum level
``min_mclk``
force the memory clock to its minimum level
``peak``
force GPU clocks to their maximum level, this is the default value
.. envvar:: ACO_DEBUG
a comma-separated list of named flags, which do various things: