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authorPierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>2022-03-24 17:16:49 +0100
committerMarge Bot <emma+marge@anholt.net>2022-03-31 10:15:19 +0000
commit47152875c7cac89c9422416894f3db5f0936e0e2 (patch)
treecef0d800daa2ea335eb1feb01a2662b6fa3c08a2 /docs
parent9c2605ae4270005b33303acb38955fe3ab6c8a51 (diff)
docs: document useful radeonsi env variables
Reviewed-by: Marek Olšák <marek.olsak@amd.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15559>
Diffstat (limited to 'docs')
-rw-r--r--docs/envvars.rst13
1 files changed, 12 insertions, 1 deletions
diff --git a/docs/envvars.rst b/docs/envvars.rst
index b751516ba50..874e6c15715 100644
--- a/docs/envvars.rst
+++ b/docs/envvars.rst
@@ -763,13 +763,24 @@ RADV driver environment variables
radeonsi driver environment variables
-------------------------------------
+:envvar:`radeonsi_no_infinite_interp`
+ Kill PS with infinite interp coeff (might fix hangs)
+
+:envvar:`radeonsi_clamp_div_by_zero`
+ Clamp div by zero (x / 0 becomes FLT_MAX instead of NaN) (might fix rendering corruptions)
+
+:envvar:`radeonsi_zerovram`
+ Clear all allocated memory to 0 before usage (might fix rendering corruptions)
+
:envvar:`AMD_DEBUG`
a comma-separated list of named flags, which do various things:
``nodcc``
Disable DCC.
``nodccclear``
- Disable DCC fast clear.
+ Disable DCC fast clear
+ ``nodisplaydcc``
+ disable Delta Color Compression (DCC) on displayable images
``nodccmsaa``
Disable DCC for MSAA
``nodpbb``