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docs: document RADV_THREAD_TRACE_* envvars 

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13477>
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Samuel Pitoiset 2021-10-22 09:41:56 +02:00 committed by Marge Bot
parent 3839f3a486
commit eeb034f2cc
1 changed files with 16 additions and 0 deletions
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docs/envvars.rst
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@ -725,6 +725,22 @@ RADV driver environment variables
:envvar:`RADV_TEX_ANISO`
force anisotropy filter (up to 16)
:envvar:`RADV_THREAD_TRACE`
enable frame based SQTT/RGP captures (eg. `export RADV_THREAD_TRACE=100`
will capture the frame #100)
:envvar:`RADV_THREAD_TRACE_BUFFER_SIZE`
set the SQTT/RGP buffer size in bytes (default value is 32MiB, the buffer is
automatically resized if too small)
:envvar:`RADV_THREAD_TRACE_INSTRUCTION_TIMING`
enable/disable SQTT/RGP instruction timing (enabled by default)
:envvar:`RADV_THREAD_TRACE_TRIGGER`
enable trigger file based SQTT/RGP captures (eg.
`export RADV_THREAD_TRACE_TRIGGER=/tmp/radv_sqtt_trigger` and then
`touch /tmp/radv_sqtt_trigger` to capture a frame)
:envvar:`ACO_DEBUG`
a comma-separated list of named flags, which do various things: